html2canvas/tests/mocha/lib/mocha.js

(function() {
    // CommonJS require()

    function require(p) {
        var path = require.resolve(p),
            mod = require.modules[path];
        if (!mod) throw new Error('failed to require "' + p + '"');
        if (!mod.exports) {
            mod.exports = {};
            mod.call(mod.exports, mod, mod.exports, require.relative(path));
        }
        return mod.exports;
    }

    require.modules = {};

    require.resolve = function(path) {
        var orig = path,
            reg = path + '.js',
            index = path + '/index.js';
        return (require.modules[reg] && reg) || (require.modules[index] && index) || orig;
    };

    require.register = function(path, fn) {
        require.modules[path] = fn;
    };

    require.relative = function(parent) {
        return function(p) {
            if ('.' != p.charAt(0)) return require(p);

            var path = parent.split('/'),
                segs = p.split('/');
            path.pop();

            for (var i = 0; i < segs.length; i++) {
                var seg = segs[i];
                if ('..' == seg) path.pop();
                else if ('.' != seg) path.push(seg);
            }

            return require(path.join('/'));
        };
    };

    require.register('browser/debug.js', function(module, exports, require) {
        module.exports = function(type) {
            return function() {};
        };
    }); // module: browser/debug.js

    require.register('browser/diff.js', function(module, exports, require) {
        /* See LICENSE file for terms of use */

        /*
 * Text diff implementation.
 *
 * This library supports the following APIS:
 * JsDiff.diffChars: Character by character diff
 * JsDiff.diffWords: Word (as defined by \b regex) diff which ignores whitespace
 * JsDiff.diffLines: Line based diff
 *
 * JsDiff.diffCss: Diff targeted at CSS content
 *
 * These methods are based on the implementation proposed in
 * "An O(ND) Difference Algorithm and its Variations" (Myers, 1986).
 * http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.4.6927
 */
        var JsDiff = (function() {
            /*jshint maxparams: 5*/
            function clonePath(path) {
                return {newPos: path.newPos, components: path.components.slice(0)};
            }
            function removeEmpty(array) {
                var ret = [];
                for (var i = 0; i < array.length; i++) {
                    if (array[i]) {
                        ret.push(array[i]);
                    }
                }
                return ret;
            }
            function escapeHTML(s) {
                var n = s;
                n = n.replace(/&/g, '&amp;');
                n = n.replace(/</g, '&lt;');
                n = n.replace(/>/g, '&gt;');
                n = n.replace(/"/g, '&quot;');

                return n;
            }

            var Diff = function(ignoreWhitespace) {
                this.ignoreWhitespace = ignoreWhitespace;
            };
            Diff.prototype = {
                diff: function(oldString, newString) {
                    // Handle the identity case (this is due to unrolling editLength == 0
                    if (newString === oldString) {
                        return [{value: newString}];
                    }
                    if (!newString) {
                        return [{value: oldString, removed: true}];
                    }
                    if (!oldString) {
                        return [{value: newString, added: true}];
                    }

                    newString = this.tokenize(newString);
                    oldString = this.tokenize(oldString);

                    var newLen = newString.length,
                        oldLen = oldString.length;
                    var maxEditLength = newLen + oldLen;
                    var bestPath = [{newPos: -1, components: []}];

                    // Seed editLength = 0
                    var oldPos = this.extractCommon(bestPath[0], newString, oldString, 0);
                    if (bestPath[0].newPos + 1 >= newLen && oldPos + 1 >= oldLen) {
                        return bestPath[0].components;
                    }

                    for (var editLength = 1; editLength <= maxEditLength; editLength++) {
                        for (
                            var diagonalPath = -1 * editLength;
                            diagonalPath <= editLength;
                            diagonalPath += 2
                        ) {
                            var basePath;
                            var addPath = bestPath[diagonalPath - 1],
                                removePath = bestPath[diagonalPath + 1];
                            oldPos = (removePath ? removePath.newPos : 0) - diagonalPath;
                            if (addPath) {
                                // No one else is going to attempt to use this value, clear it
                                bestPath[diagonalPath - 1] = undefined;
                            }

                            var canAdd = addPath && addPath.newPos + 1 < newLen;
                            var canRemove = removePath && 0 <= oldPos && oldPos < oldLen;
                            if (!canAdd && !canRemove) {
                                bestPath[diagonalPath] = undefined;
                                continue;
                            }

                            // Select the diagonal that we want to branch from. We select the prior
                            // path whose position in the new string is the farthest from the origin
                            // and does not pass the bounds of the diff graph
                            if (!canAdd || (canRemove && addPath.newPos < removePath.newPos)) {
                                basePath = clonePath(removePath);
                                this.pushComponent(
                                    basePath.components,
                                    oldString[oldPos],
                                    undefined,
                                    true
                                );
                            } else {
                                basePath = clonePath(addPath);
                                basePath.newPos++;
                                this.pushComponent(
                                    basePath.components,
                                    newString[basePath.newPos],
                                    true,
                                    undefined
                                );
                            }

                            var oldPos = this.extractCommon(
                                basePath,
                                newString,
                                oldString,
                                diagonalPath
                            );

                            if (basePath.newPos + 1 >= newLen && oldPos + 1 >= oldLen) {
                                return basePath.components;
                            } else {
                                bestPath[diagonalPath] = basePath;
                            }
                        }
                    }
                },

                pushComponent: function(components, value, added, removed) {
                    var last = components[components.length - 1];
                    if (last && last.added === added && last.removed === removed) {
                        // We need to clone here as the component clone operation is just
                        // as shallow array clone
                        components[components.length - 1] = {
                            value: this.join(last.value, value),
                            added: added,
                            removed: removed
                        };
                    } else {
                        components.push({value: value, added: added, removed: removed});
                    }
                },
                extractCommon: function(basePath, newString, oldString, diagonalPath) {
                    var newLen = newString.length,
                        oldLen = oldString.length,
                        newPos = basePath.newPos,
                        oldPos = newPos - diagonalPath;
                    while (
                        newPos + 1 < newLen &&
                        oldPos + 1 < oldLen &&
                        this.equals(newString[newPos + 1], oldString[oldPos + 1])
                    ) {
                        newPos++;
                        oldPos++;

                        this.pushComponent(
                            basePath.components,
                            newString[newPos],
                            undefined,
                            undefined
                        );
                    }
                    basePath.newPos = newPos;
                    return oldPos;
                },

                equals: function(left, right) {
                    var reWhitespace = /\S/;
                    if (
                        this.ignoreWhitespace &&
                        !reWhitespace.test(left) &&
                        !reWhitespace.test(right)
                    ) {
                        return true;
                    } else {
                        return left === right;
                    }
                },
                join: function(left, right) {
                    return left + right;
                },
                tokenize: function(value) {
                    return value;
                }
            };

            var CharDiff = new Diff();

            var WordDiff = new Diff(true);
            var WordWithSpaceDiff = new Diff();
            WordDiff.tokenize = WordWithSpaceDiff.tokenize = function(value) {
                return removeEmpty(value.split(/(\s+|\b)/));
            };

            var CssDiff = new Diff(true);
            CssDiff.tokenize = function(value) {
                return removeEmpty(value.split(/([{}:;,]|\s+)/));
            };

            var LineDiff = new Diff();
            LineDiff.tokenize = function(value) {
                var retLines = [],
                    lines = value.split(/^/m);

                for (var i = 0; i < lines.length; i++) {
                    var line = lines[i],
                        lastLine = lines[i - 1];

                    // Merge lines that may contain windows new lines
                    if (line == '\n' && lastLine && lastLine[lastLine.length - 1] === '\r') {
                        retLines[retLines.length - 1] += '\n';
                    } else if (line) {
                        retLines.push(line);
                    }
                }

                return retLines;
            };

            return {
                Diff: Diff,

                diffChars: function(oldStr, newStr) {
                    return CharDiff.diff(oldStr, newStr);
                },
                diffWords: function(oldStr, newStr) {
                    return WordDiff.diff(oldStr, newStr);
                },
                diffWordsWithSpace: function(oldStr, newStr) {
                    return WordWithSpaceDiff.diff(oldStr, newStr);
                },
                diffLines: function(oldStr, newStr) {
                    return LineDiff.diff(oldStr, newStr);
                },

                diffCss: function(oldStr, newStr) {
                    return CssDiff.diff(oldStr, newStr);
                },

                createPatch: function(fileName, oldStr, newStr, oldHeader, newHeader) {
                    var ret = [];

                    ret.push('Index: ' + fileName);
                    ret.push('===================================================================');
                    ret.push(
                        '--- ' +
                            fileName +
                            (typeof oldHeader === 'undefined' ? '' : '\t' + oldHeader)
                    );
                    ret.push(
                        '+++ ' +
                            fileName +
                            (typeof newHeader === 'undefined' ? '' : '\t' + newHeader)
                    );

                    var diff = LineDiff.diff(oldStr, newStr);
                    if (!diff[diff.length - 1].value) {
                        diff.pop(); // Remove trailing newline add
                    }
                    diff.push({value: '', lines: []}); // Append an empty value to make cleanup easier

                    function contextLines(lines) {
                        return lines.map(function(entry) {
                            return ' ' + entry;
                        });
                    }
                    function eofNL(curRange, i, current) {
                        var last = diff[diff.length - 2],
                            isLast = i === diff.length - 2,
                            isLastOfType =
                                i === diff.length - 3 &&
                                (current.added !== last.added || current.removed !== last.removed);

                        // Figure out if this is the last line for the given file and missing NL
                        if (!/\n$/.test(current.value) && (isLast || isLastOfType)) {
                            curRange.push('\\ No newline at end of file');
                        }
                    }

                    var oldRangeStart = 0,
                        newRangeStart = 0,
                        curRange = [],
                        oldLine = 1,
                        newLine = 1;
                    for (var i = 0; i < diff.length; i++) {
                        var current = diff[i],
                            lines = current.lines || current.value.replace(/\n$/, '').split('\n');
                        current.lines = lines;

                        if (current.added || current.removed) {
                            if (!oldRangeStart) {
                                var prev = diff[i - 1];
                                oldRangeStart = oldLine;
                                newRangeStart = newLine;

                                if (prev) {
                                    curRange = contextLines(prev.lines.slice(-4));
                                    oldRangeStart -= curRange.length;
                                    newRangeStart -= curRange.length;
                                }
                            }
                            curRange.push.apply(
                                curRange,
                                lines.map(function(entry) {
                                    return (current.added ? '+' : '-') + entry;
                                })
                            );
                            eofNL(curRange, i, current);

                            if (current.added) {
                                newLine += lines.length;
                            } else {
                                oldLine += lines.length;
                            }
                        } else {
                            if (oldRangeStart) {
                                // Close out any changes that have been output (or join overlapping)
                                if (lines.length <= 8 && i < diff.length - 2) {
                                    // Overlapping
                                    curRange.push.apply(curRange, contextLines(lines));
                                } else {
                                    // end the range and output
                                    var contextSize = Math.min(lines.length, 4);
                                    ret.push(
                                        '@@ -' +
                                            oldRangeStart +
                                            ',' +
                                            (oldLine - oldRangeStart + contextSize) +
                                            ' +' +
                                            newRangeStart +
                                            ',' +
                                            (newLine - newRangeStart + contextSize) +
                                            ' @@'
                                    );
                                    ret.push.apply(ret, curRange);
                                    ret.push.apply(ret, contextLines(lines.slice(0, contextSize)));
                                    if (lines.length <= 4) {
                                        eofNL(ret, i, current);
                                    }

                                    oldRangeStart = 0;
                                    newRangeStart = 0;
                                    curRange = [];
                                }
                            }
                            oldLine += lines.length;
                            newLine += lines.length;
                        }
                    }

                    return ret.join('\n') + '\n';
                },

                applyPatch: function(oldStr, uniDiff) {
                    var diffstr = uniDiff.split('\n');
                    var diff = [];
                    var remEOFNL = false,
                        addEOFNL = false;

                    for (var i = diffstr[0][0] === 'I' ? 4 : 0; i < diffstr.length; i++) {
                        if (diffstr[i][0] === '@') {
                            var meh = diffstr[i].split(/@@ -(\d+),(\d+) \+(\d+),(\d+) @@/);
                            diff.unshift({
                                start: meh[3],
                                oldlength: meh[2],
                                oldlines: [],
                                newlength: meh[4],
                                newlines: []
                            });
                        } else if (diffstr[i][0] === '+') {
                            diff[0].newlines.push(diffstr[i].substr(1));
                        } else if (diffstr[i][0] === '-') {
                            diff[0].oldlines.push(diffstr[i].substr(1));
                        } else if (diffstr[i][0] === ' ') {
                            diff[0].newlines.push(diffstr[i].substr(1));
                            diff[0].oldlines.push(diffstr[i].substr(1));
                        } else if (diffstr[i][0] === '\\') {
                            if (diffstr[i - 1][0] === '+') {
                                remEOFNL = true;
                            } else if (diffstr[i - 1][0] === '-') {
                                addEOFNL = true;
                            }
                        }
                    }

                    var str = oldStr.split('\n');
                    for (var i = diff.length - 1; i >= 0; i--) {
                        var d = diff[i];
                        for (var j = 0; j < d.oldlength; j++) {
                            if (str[d.start - 1 + j] !== d.oldlines[j]) {
                                return false;
                            }
                        }
                        Array.prototype.splice.apply(
                            str,
                            [d.start - 1, +d.oldlength].concat(d.newlines)
                        );
                    }

                    if (remEOFNL) {
                        while (!str[str.length - 1]) {
                            str.pop();
                        }
                    } else if (addEOFNL) {
                        str.push('');
                    }
                    return str.join('\n');
                },

                convertChangesToXML: function(changes) {
                    var ret = [];
                    for (var i = 0; i < changes.length; i++) {
                        var change = changes[i];
                        if (change.added) {
                            ret.push('<ins>');
                        } else if (change.removed) {
                            ret.push('<del>');
                        }

                        ret.push(escapeHTML(change.value));

                        if (change.added) {
                            ret.push('</ins>');
                        } else if (change.removed) {
                            ret.push('</del>');
                        }
                    }
                    return ret.join('');
                },

                // See: http://code.google.com/p/google-diff-match-patch/wiki/API
                convertChangesToDMP: function(changes) {
                    var ret = [],
                        change;
                    for (var i = 0; i < changes.length; i++) {
                        change = changes[i];
                        ret.push([change.added ? 1 : change.removed ? -1 : 0, change.value]);
                    }
                    return ret;
                }
            };
        })();

        if (typeof module !== 'undefined') {
            module.exports = JsDiff;
        }
    }); // module: browser/diff.js

    require.register('browser/escape-string-regexp.js', function(module, exports, require) {
        'use strict';

        var matchOperatorsRe = /[|\\{}()[\]^$+*?.]/g;

        module.exports = function(str) {
            if (typeof str !== 'string') {
                throw new TypeError('Expected a string');
            }

            return str.replace(matchOperatorsRe, '\\$&');
        };
    }); // module: browser/escape-string-regexp.js

    require.register('browser/events.js', function(module, exports, require) {
        /**
 * Module exports.
 */

        exports.EventEmitter = EventEmitter;

        /**
 * Check if `obj` is an array.
 */

        function isArray(obj) {
            return '[object Array]' == {}.toString.call(obj);
        }

        /**
 * Event emitter constructor.
 *
 * @api public
 */

        function EventEmitter() {}

        /**
 * Adds a listener.
 *
 * @api public
 */

        EventEmitter.prototype.on = function(name, fn) {
            if (!this.$events) {
                this.$events = {};
            }

            if (!this.$events[name]) {
                this.$events[name] = fn;
            } else if (isArray(this.$events[name])) {
                this.$events[name].push(fn);
            } else {
                this.$events[name] = [this.$events[name], fn];
            }

            return this;
        };

        EventEmitter.prototype.addListener = EventEmitter.prototype.on;

        /**
 * Adds a volatile listener.
 *
 * @api public
 */

        EventEmitter.prototype.once = function(name, fn) {
            var self = this;

            function on() {
                self.removeListener(name, on);
                fn.apply(this, arguments);
            }

            on.listener = fn;
            this.on(name, on);

            return this;
        };

        /**
 * Removes a listener.
 *
 * @api public
 */

        EventEmitter.prototype.removeListener = function(name, fn) {
            if (this.$events && this.$events[name]) {
                var list = this.$events[name];

                if (isArray(list)) {
                    var pos = -1;

                    for (var i = 0, l = list.length; i < l; i++) {
                        if (list[i] === fn || (list[i].listener && list[i].listener === fn)) {
                            pos = i;
                            break;
                        }
                    }

                    if (pos < 0) {
                        return this;
                    }

                    list.splice(pos, 1);

                    if (!list.length) {
                        delete this.$events[name];
                    }
                } else if (list === fn || (list.listener && list.listener === fn)) {
                    delete this.$events[name];
                }
            }

            return this;
        };

        /**
 * Removes all listeners for an event.
 *
 * @api public
 */

        EventEmitter.prototype.removeAllListeners = function(name) {
            if (name === undefined) {
                this.$events = {};
                return this;
            }

            if (this.$events && this.$events[name]) {
                this.$events[name] = null;
            }

            return this;
        };

        /**
 * Gets all listeners for a certain event.
 *
 * @api public
 */

        EventEmitter.prototype.listeners = function(name) {
            if (!this.$events) {
                this.$events = {};
            }

            if (!this.$events[name]) {
                this.$events[name] = [];
            }

            if (!isArray(this.$events[name])) {
                this.$events[name] = [this.$events[name]];
            }

            return this.$events[name];
        };

        /**
 * Emits an event.
 *
 * @api public
 */

        EventEmitter.prototype.emit = function(name) {
            if (!this.$events) {
                return false;
            }

            var handler = this.$events[name];

            if (!handler) {
                return false;
            }

            var args = [].slice.call(arguments, 1);

            if ('function' == typeof handler) {
                handler.apply(this, args);
            } else if (isArray(handler)) {
                var listeners = handler.slice();

                for (var i = 0, l = listeners.length; i < l; i++) {
                    listeners[i].apply(this, args);
                }
            } else {
                return false;
            }

            return true;
        };
    }); // module: browser/events.js

    require.register('browser/fs.js', function(module, exports, require) {}); // module: browser/fs.js

    require.register('browser/glob.js', function(module, exports, require) {}); // module: browser/glob.js

    require.register('browser/path.js', function(module, exports, require) {}); // module: browser/path.js

    require.register('browser/progress.js', function(module, exports, require) {
        /**
 * Expose `Progress`.
 */

        module.exports = Progress;

        /**
 * Initialize a new `Progress` indicator.
 */

        function Progress() {
            this.percent = 0;
            this.size(0);
            this.fontSize(11);
            this.font('helvetica, arial, sans-serif');
        }

        /**
 * Set progress size to `n`.
 *
 * @param {Number} n
 * @return {Progress} for chaining
 * @api public
 */

        Progress.prototype.size = function(n) {
            this._size = n;
            return this;
        };

        /**
 * Set text to `str`.
 *
 * @param {String} str
 * @return {Progress} for chaining
 * @api public
 */

        Progress.prototype.text = function(str) {
            this._text = str;
            return this;
        };

        /**
 * Set font size to `n`.
 *
 * @param {Number} n
 * @return {Progress} for chaining
 * @api public
 */

        Progress.prototype.fontSize = function(n) {
            this._fontSize = n;
            return this;
        };

        /**
 * Set font `family`.
 *
 * @param {String} family
 * @return {Progress} for chaining
 */

        Progress.prototype.font = function(family) {
            this._font = family;
            return this;
        };

        /**
 * Update percentage to `n`.
 *
 * @param {Number} n
 * @return {Progress} for chaining
 */

        Progress.prototype.update = function(n) {
            this.percent = n;
            return this;
        };

        /**
 * Draw on `ctx`.
 *
 * @param {CanvasRenderingContext2d} ctx
 * @return {Progress} for chaining
 */

        Progress.prototype.draw = function(ctx) {
            try {
                var percent = Math.min(this.percent, 100),
                    size = this._size,
                    half = size / 2,
                    x = half,
                    y = half,
                    rad = half - 1,
                    fontSize = this._fontSize;

                ctx.font = fontSize + 'px ' + this._font;

                var angle = Math.PI * 2 * (percent / 100);
                ctx.clearRect(0, 0, size, size);

                // outer circle
                ctx.strokeStyle = '#9f9f9f';
                ctx.beginPath();
                ctx.arc(x, y, rad, 0, angle, false);
                ctx.stroke();

                // inner circle
                ctx.strokeStyle = '#eee';
                ctx.beginPath();
                ctx.arc(x, y, rad - 1, 0, angle, true);
                ctx.stroke();

                // text
                var text = this._text || (percent | 0) + '%',
                    w = ctx.measureText(text).width;

                ctx.fillText(text, x - w / 2 + 1, y + fontSize / 2 - 1);
            } catch (ex) {} //don't fail if we can't render progress
            return this;
        };
    }); // module: browser/progress.js

    require.register('browser/tty.js', function(module, exports, require) {
        exports.isatty = function() {
            return true;
        };

        exports.getWindowSize = function() {
            if ('innerHeight' in global) {
                return [global.innerHeight, global.innerWidth];
            } else {
                // In a Web Worker, the DOM Window is not available.
                return [640, 480];
            }
        };
    }); // module: browser/tty.js

    require.register('context.js', function(module, exports, require) {
        /**
 * Expose `Context`.
 */

        module.exports = Context;

        /**
 * Initialize a new `Context`.
 *
 * @api private
 */

        function Context() {}

        /**
 * Set or get the context `Runnable` to `runnable`.
 *
 * @param {Runnable} runnable
 * @return {Context}
 * @api private
 */

        Context.prototype.runnable = function(runnable) {
            if (0 == arguments.length) return this._runnable;
            this.test = this._runnable = runnable;
            return this;
        };

        /**
 * Set test timeout `ms`.
 *
 * @param {Number} ms
 * @return {Context} self
 * @api private
 */

        Context.prototype.timeout = function(ms) {
            if (arguments.length === 0) return this.runnable().timeout();
            this.runnable().timeout(ms);
            return this;
        };

        /**
 * Set test timeout `enabled`.
 *
 * @param {Boolean} enabled
 * @return {Context} self
 * @api private
 */

        Context.prototype.enableTimeouts = function(enabled) {
            this.runnable().enableTimeouts(enabled);
            return this;
        };

        /**
 * Set test slowness threshold `ms`.
 *
 * @param {Number} ms
 * @return {Context} self
 * @api private
 */

        Context.prototype.slow = function(ms) {
            this.runnable().slow(ms);
            return this;
        };

        /**
 * Inspect the context void of `._runnable`.
 *
 * @return {String}
 * @api private
 */

        Context.prototype.inspect = function() {
            return JSON.stringify(
                this,
                function(key, val) {
                    if ('_runnable' == key) return;
                    if ('test' == key) return;
                    return val;
                },
                2
            );
        };
    }); // module: context.js

    require.register('hook.js', function(module, exports, require) {
        /**
 * Module dependencies.
 */

        var Runnable = require('./runnable');

        /**
 * Expose `Hook`.
 */

        module.exports = Hook;

        /**
 * Initialize a new `Hook` with the given `title` and callback `fn`.
 *
 * @param {String} title
 * @param {Function} fn
 * @api private
 */

        function Hook(title, fn) {
            Runnable.call(this, title, fn);
            this.type = 'hook';
        }

        /**
 * Inherit from `Runnable.prototype`.
 */

        function F() {}
        F.prototype = Runnable.prototype;
        Hook.prototype = new F();
        Hook.prototype.constructor = Hook;

        /**
 * Get or set the test `err`.
 *
 * @param {Error} err
 * @return {Error}
 * @api public
 */

        Hook.prototype.error = function(err) {
            if (0 == arguments.length) {
                var err = this._error;
                this._error = null;
                return err;
            }

            this._error = err;
        };
    }); // module: hook.js

    require.register('interfaces/bdd.js', function(module, exports, require) {
        /**
 * Module dependencies.
 */

        var Suite = require('../suite'),
            Test = require('../test'),
            utils = require('../utils'),
            escapeRe = require('browser/escape-string-regexp');

        /**
 * BDD-style interface:
 *
 *      describe('Array', function(){
 *        describe('#indexOf()', function(){
 *          it('should return -1 when not present', function(){
 *
 *          });
 *
 *          it('should return the index when present', function(){
 *
 *          });
 *        });
 *      });
 *
 */

        module.exports = function(suite) {
            var suites = [suite];

            suite.on('pre-require', function(context, file, mocha) {
                /**
     * Execute before running tests.
     */

                context.before = function(name, fn) {
                    suites[0].beforeAll(name, fn);
                };

                /**
     * Execute after running tests.
     */

                context.after = function(name, fn) {
                    suites[0].afterAll(name, fn);
                };

                /**
     * Execute before each test case.
     */

                context.beforeEach = function(name, fn) {
                    suites[0].beforeEach(name, fn);
                };

                /**
     * Execute after each test case.
     */

                context.afterEach = function(name, fn) {
                    suites[0].afterEach(name, fn);
                };

                /**
     * Describe a "suite" with the given `title`
     * and callback `fn` containing nested suites
     * and/or tests.
     */

                context.describe = context.context = function(title, fn) {
                    var suite = Suite.create(suites[0], title);
                    suite.file = file;
                    suites.unshift(suite);
                    fn.call(suite);
                    suites.shift();
                    return suite;
                };

                /**
     * Pending describe.
     */

                context.xdescribe = context.xcontext = context.describe.skip = function(title, fn) {
                    var suite = Suite.create(suites[0], title);
                    suite.pending = true;
                    suites.unshift(suite);
                    fn.call(suite);
                    suites.shift();
                };

                /**
     * Exclusive suite.
     */

                context.describe.only = function(title, fn) {
                    var suite = context.describe(title, fn);
                    mocha.grep(suite.fullTitle());
                    return suite;
                };

                /**
     * Describe a specification or test-case
     * with the given `title` and callback `fn`
     * acting as a thunk.
     */

                context.it = context.specify = function(title, fn) {
                    var suite = suites[0];
                    if (suite.pending) fn = null;
                    var test = new Test(title, fn);
                    test.file = file;
                    suite.addTest(test);
                    return test;
                };

                /**
     * Exclusive test-case.
     */

                context.it.only = function(title, fn) {
                    var test = context.it(title, fn);
                    var reString = '^' + escapeRe(test.fullTitle()) + '$';
                    mocha.grep(new RegExp(reString));
                    return test;
                };

                /**
     * Pending test case.
     */

                context.xit = context.xspecify = context.it.skip = function(title) {
                    context.it(title);
                };
            });
        };
    }); // module: interfaces/bdd.js

    require.register('interfaces/exports.js', function(module, exports, require) {
        /**
 * Module dependencies.
 */

        var Suite = require('../suite'),
            Test = require('../test');

        /**
 * TDD-style interface:
 *
 *     exports.Array = {
 *       '#indexOf()': {
 *         'should return -1 when the value is not present': function(){
 *
 *         },
 *
 *         'should return the correct index when the value is present': function(){
 *
 *         }
 *       }
 *     };
 *
 */

        module.exports = function(suite) {
            var suites = [suite];

            suite.on('require', visit);

            function visit(obj, file) {
                var suite;
                for (var key in obj) {
                    if ('function' == typeof obj[key]) {
                        var fn = obj[key];
                        switch (key) {
                            case 'before':
                                suites[0].beforeAll(fn);
                                break;
                            case 'after':
                                suites[0].afterAll(fn);
                                break;
                            case 'beforeEach':
                                suites[0].beforeEach(fn);
                                break;
                            case 'afterEach':
                                suites[0].afterEach(fn);
                                break;
                            default:
                                var test = new Test(key, fn);
                                test.file = file;
                                suites[0].addTest(test);
                        }
                    } else {
                        suite = Suite.create(suites[0], key);
                        suites.unshift(suite);
                        visit(obj[key]);
                        suites.shift();
                    }
                }
            }
        };
    }); // module: interfaces/exports.js

    require.register('interfaces/index.js', function(module, exports, require) {
        exports.bdd = require('./bdd');
        exports.tdd = require('./tdd');
        exports.qunit = require('./qunit');
        exports.exports = require('./exports');
    }); // module: interfaces/index.js

    require.register('interfaces/qunit.js', function(module, exports, require) {
        /**
 * Module dependencies.
 */

        var Suite = require('../suite'),
            Test = require('../test'),
            escapeRe = require('browser/escape-string-regexp'),
            utils = require('../utils');

        /**
 * QUnit-style interface:
 *
 *     suite('Array');
 *
 *     test('#length', function(){
 *       var arr = [1,2,3];
 *       ok(arr.length == 3);
 *     });
 *
 *     test('#indexOf()', function(){
 *       var arr = [1,2,3];
 *       ok(arr.indexOf(1) == 0);
 *       ok(arr.indexOf(2) == 1);
 *       ok(arr.indexOf(3) == 2);
 *     });
 *
 *     suite('String');
 *
 *     test('#length', function(){
 *       ok('foo'.length == 3);
 *     });
 *
 */

        module.exports = function(suite) {
            var suites = [suite];

            suite.on('pre-require', function(context, file, mocha) {
                /**
     * Execute before running tests.
     */

                context.before = function(name, fn) {
                    suites[0].beforeAll(name, fn);
                };

                /**
     * Execute after running tests.
     */

                context.after = function(name, fn) {
                    suites[0].afterAll(name, fn);
                };

                /**
     * Execute before each test case.
     */

                context.beforeEach = function(name, fn) {
                    suites[0].beforeEach(name, fn);
                };

                /**
     * Execute after each test case.
     */

                context.afterEach = function(name, fn) {
                    suites[0].afterEach(name, fn);
                };

                /**
     * Describe a "suite" with the given `title`.
     */

                context.suite = function(title) {
                    if (suites.length > 1) suites.shift();
                    var suite = Suite.create(suites[0], title);
                    suite.file = file;
                    suites.unshift(suite);
                    return suite;
                };

                /**
     * Exclusive test-case.
     */

                context.suite.only = function(title, fn) {
                    var suite = context.suite(title, fn);
                    mocha.grep(suite.fullTitle());
                };

                /**
     * Describe a specification or test-case
     * with the given `title` and callback `fn`
     * acting as a thunk.
     */

                context.test = function(title, fn) {
                    var test = new Test(title, fn);
                    test.file = file;
                    suites[0].addTest(test);
                    return test;
                };

                /**
     * Exclusive test-case.
     */

                context.test.only = function(title, fn) {
                    var test = context.test(title, fn);
                    var reString = '^' + escapeRe(test.fullTitle()) + '$';
                    mocha.grep(new RegExp(reString));
                };

                /**
     * Pending test case.
     */

                context.test.skip = function(title) {
                    context.test(title);
                };
            });
        };
    }); // module: interfaces/qunit.js

    require.register('interfaces/tdd.js', function(module, exports, require) {
        /**
 * Module dependencies.
 */

        var Suite = require('../suite'),
            Test = require('../test'),
            escapeRe = require('browser/escape-string-regexp'),
            utils = require('../utils');

        /**
 * TDD-style interface:
 *
 *      suite('Array', function(){
 *        suite('#indexOf()', function(){
 *          suiteSetup(function(){
 *
 *          });
 *
 *          test('should return -1 when not present', function(){
 *
 *          });
 *
 *          test('should return the index when present', function(){
 *
 *          });
 *
 *          suiteTeardown(function(){
 *
 *          });
 *        });
 *      });
 *
 */

        module.exports = function(suite) {
            var suites = [suite];

            suite.on('pre-require', function(context, file, mocha) {
                /**
     * Execute before each test case.
     */

                context.setup = function(name, fn) {
                    suites[0].beforeEach(name, fn);
                };

                /**
     * Execute after each test case.
     */

                context.teardown = function(name, fn) {
                    suites[0].afterEach(name, fn);
                };

                /**
     * Execute before the suite.
     */

                context.suiteSetup = function(name, fn) {
                    suites[0].beforeAll(name, fn);
                };

                /**
     * Execute after the suite.
     */

                context.suiteTeardown = function(name, fn) {
                    suites[0].afterAll(name, fn);
                };

                /**
     * Describe a "suite" with the given `title`
     * and callback `fn` containing nested suites
     * and/or tests.
     */

                context.suite = function(title, fn) {
                    var suite = Suite.create(suites[0], title);
                    suite.file = file;
                    suites.unshift(suite);
                    fn.call(suite);
                    suites.shift();
                    return suite;
                };

                /**
     * Pending suite.
     */
                context.suite.skip = function(title, fn) {
                    var suite = Suite.create(suites[0], title);
                    suite.pending = true;
                    suites.unshift(suite);
                    fn.call(suite);
                    suites.shift();
                };

                /**
     * Exclusive test-case.
     */

                context.suite.only = function(title, fn) {
                    var suite = context.suite(title, fn);
                    mocha.grep(suite.fullTitle());
                };

                /**
     * Describe a specification or test-case
     * with the given `title` and callback `fn`
     * acting as a thunk.
     */

                context.test = function(title, fn) {
                    var suite = suites[0];
                    if (suite.pending) fn = null;
                    var test = new Test(title, fn);
                    test.file = file;
                    suite.addTest(test);
                    return test;
                };

                /**
     * Exclusive test-case.
     */

                context.test.only = function(title, fn) {
                    var test = context.test(title, fn);
                    var reString = '^' + escapeRe(test.fullTitle()) + '$';
                    mocha.grep(new RegExp(reString));
                };

                /**
     * Pending test case.
     */

                context.test.skip = function(title) {
                    context.test(title);
                };
            });
        };
    }); // module: interfaces/tdd.js

    require.register('mocha.js', function(module, exports, require) {
        /*!
 * mocha
 * Copyright(c) 2011 TJ Holowaychuk <tj@vision-media.ca>
 * MIT Licensed
 */

        /**
 * Module dependencies.
 */

        var path = require('browser/path'),
            escapeRe = require('browser/escape-string-regexp'),
            utils = require('./utils');

        /**
 * Expose `Mocha`.
 */

        exports = module.exports = Mocha;

        /**
 * To require local UIs and reporters when running in node.
 */

        if (typeof process !== 'undefined' && typeof process.cwd === 'function') {
            var join = path.join,
                cwd = process.cwd();
            module.paths.push(cwd, join(cwd, 'node_modules'));
        }

        /**
 * Expose internals.
 */

        exports.utils = utils;
        exports.interfaces = require('./interfaces');
        exports.reporters = require('./reporters');
        exports.Runnable = require('./runnable');
        exports.Context = require('./context');
        exports.Runner = require('./runner');
        exports.Suite = require('./suite');
        exports.Hook = require('./hook');
        exports.Test = require('./test');

        /**
 * Return image `name` path.
 *
 * @param {String} name
 * @return {String}
 * @api private
 */

        function image(name) {
            return __dirname + '/../images/' + name + '.png';
        }

        /**
 * Setup mocha with `options`.
 *
 * Options:
 *
 *   - `ui` name "bdd", "tdd", "exports" etc
 *   - `reporter` reporter instance, defaults to `mocha.reporters.spec`
 *   - `globals` array of accepted globals
 *   - `timeout` timeout in milliseconds
 *   - `bail` bail on the first test failure
 *   - `slow` milliseconds to wait before considering a test slow
 *   - `ignoreLeaks` ignore global leaks
 *   - `grep` string or regexp to filter tests with
 *
 * @param {Object} options
 * @api public
 */

        function Mocha(options) {
            options = options || {};
            this.files = [];
            this.options = options;
            this.grep(options.grep);
            this.suite = new exports.Suite('', new exports.Context());
            this.ui(options.ui);
            this.bail(options.bail);
            this.reporter(options.reporter);
            if (null != options.timeout) this.timeout(options.timeout);
            this.useColors(options.useColors);
            if (options.enableTimeouts !== null) this.enableTimeouts(options.enableTimeouts);
            if (options.slow) this.slow(options.slow);

            this.suite.on('pre-require', function(context) {
                exports.afterEach = context.afterEach || context.teardown;
                exports.after = context.after || context.suiteTeardown;
                exports.beforeEach = context.beforeEach || context.setup;
                exports.before = context.before || context.suiteSetup;
                exports.describe = context.describe || context.suite;
                exports.it = context.it || context.test;
                exports.setup = context.setup || context.beforeEach;
                exports.suiteSetup = context.suiteSetup || context.before;
                exports.suiteTeardown = context.suiteTeardown || context.after;
                exports.suite = context.suite || context.describe;
                exports.teardown = context.teardown || context.afterEach;
                exports.test = context.test || context.it;
            });
        }

        /**
 * Enable or disable bailing on the first failure.
 *
 * @param {Boolean} [bail]
 * @api public
 */

        Mocha.prototype.bail = function(bail) {
            if (0 == arguments.length) bail = true;
            this.suite.bail(bail);
            return this;
        };

        /**
 * Add test `file`.
 *
 * @param {String} file
 * @api public
 */

        Mocha.prototype.addFile = function(file) {
            this.files.push(file);
            return this;
        };

        /**
 * Set reporter to `reporter`, defaults to "spec".
 *
 * @param {String|Function} reporter name or constructor
 * @api public
 */

        Mocha.prototype.reporter = function(reporter) {
            if ('function' == typeof reporter) {
                this._reporter = reporter;
            } else {
                reporter = reporter || 'spec';
                var _reporter;
                try {
                    _reporter = require('./reporters/' + reporter);
                } catch (err) {}
                if (!_reporter)
                    try {
                        _reporter = require(reporter);
                    } catch (err) {}
                if (!_reporter && reporter === 'teamcity')
                    console.warn(
                        'The Teamcity reporter was moved to a package named ' +
                            'mocha-teamcity-reporter ' +
                            '(https://npmjs.org/package/mocha-teamcity-reporter).'
                    );
                if (!_reporter) throw new Error('invalid reporter "' + reporter + '"');
                this._reporter = _reporter;
            }
            return this;
        };

        /**
 * Set test UI `name`, defaults to "bdd".
 *
 * @param {String} bdd
 * @api public
 */

        Mocha.prototype.ui = function(name) {
            name = name || 'bdd';
            this._ui = exports.interfaces[name];
            if (!this._ui)
                try {
                    this._ui = require(name);
                } catch (err) {}
            if (!this._ui) throw new Error('invalid interface "' + name + '"');
            this._ui = this._ui(this.suite);
            return this;
        };

        /**
 * Load registered files.
 *
 * @api private
 */

        Mocha.prototype.loadFiles = function(fn) {
            var self = this;
            var suite = this.suite;
            var pending = this.files.length;
            this.files.forEach(function(file) {
                file = path.resolve(file);
                suite.emit('pre-require', global, file, self);
                suite.emit('require', require(file), file, self);
                suite.emit('post-require', global, file, self);
                --pending || (fn && fn());
            });
        };

        /**
 * Enable growl support.
 *
 * @api private
 */

        Mocha.prototype._growl = function(runner, reporter) {
            var notify = require('growl');

            runner.on('end', function() {
                var stats = reporter.stats;
                if (stats.failures) {
                    var msg = stats.failures + ' of ' + runner.total + ' tests failed';
                    notify(msg, {name: 'mocha', title: 'Failed', image: image('error')});
                } else {
                    notify(stats.passes + ' tests passed in ' + stats.duration + 'ms', {
                        name: 'mocha',
                        title: 'Passed',
                        image: image('ok')
                    });
                }
            });
        };

        /**
 * Add regexp to grep, if `re` is a string it is escaped.
 *
 * @param {RegExp|String} re
 * @return {Mocha}
 * @api public
 */

        Mocha.prototype.grep = function(re) {
            this.options.grep = 'string' == typeof re ? new RegExp(escapeRe(re)) : re;
            return this;
        };

        /**
 * Invert `.grep()` matches.
 *
 * @return {Mocha}
 * @api public
 */

        Mocha.prototype.invert = function() {
            this.options.invert = true;
            return this;
        };

        /**
 * Ignore global leaks.
 *
 * @param {Boolean} ignore
 * @return {Mocha}
 * @api public
 */

        Mocha.prototype.ignoreLeaks = function(ignore) {
            this.options.ignoreLeaks = !!ignore;
            return this;
        };

        /**
 * Enable global leak checking.
 *
 * @return {Mocha}
 * @api public
 */

        Mocha.prototype.checkLeaks = function() {
            this.options.ignoreLeaks = false;
            return this;
        };

        /**
 * Enable growl support.
 *
 * @return {Mocha}
 * @api public
 */

        Mocha.prototype.growl = function() {
            this.options.growl = true;
            return this;
        };

        /**
 * Ignore `globals` array or string.
 *
 * @param {Array|String} globals
 * @return {Mocha}
 * @api public
 */

        Mocha.prototype.globals = function(globals) {
            this.options.globals = (this.options.globals || []).concat(globals);
            return this;
        };

        /**
 * Emit color output.
 *
 * @param {Boolean} colors
 * @return {Mocha}
 * @api public
 */

        Mocha.prototype.useColors = function(colors) {
            this.options.useColors = arguments.length && colors != undefined ? colors : true;
            return this;
        };

        /**
 * Use inline diffs rather than +/-.
 *
 * @param {Boolean} inlineDiffs
 * @return {Mocha}
 * @api public
 */

        Mocha.prototype.useInlineDiffs = function(inlineDiffs) {
            this.options.useInlineDiffs =
                arguments.length && inlineDiffs != undefined ? inlineDiffs : false;
            return this;
        };

        /**
 * Set the timeout in milliseconds.
 *
 * @param {Number} timeout
 * @return {Mocha}
 * @api public
 */

        Mocha.prototype.timeout = function(timeout) {
            this.suite.timeout(timeout);
            return this;
        };

        /**
 * Set slowness threshold in milliseconds.
 *
 * @param {Number} slow
 * @return {Mocha}
 * @api public
 */

        Mocha.prototype.slow = function(slow) {
            this.suite.slow(slow);
            return this;
        };

        /**
 * Enable timeouts.
 *
 * @param {Boolean} enabled
 * @return {Mocha}
 * @api public
 */

        Mocha.prototype.enableTimeouts = function(enabled) {
            this.suite.enableTimeouts(arguments.length && enabled !== undefined ? enabled : true);
            return this;
        };

        /**
 * Makes all tests async (accepting a callback)
 *
 * @return {Mocha}
 * @api public
 */

        Mocha.prototype.asyncOnly = function() {
            this.options.asyncOnly = true;
            return this;
        };

        /**
 * Disable syntax highlighting (in browser).
 * @returns {Mocha}
 * @api public
 */
        Mocha.prototype.noHighlighting = function() {
            this.options.noHighlighting = true;
            return this;
        };

        /**
 * Run tests and invoke `fn()` when complete.
 *
 * @param {Function} fn
 * @return {Runner}
 * @api public
 */

        Mocha.prototype.run = function(fn) {
            if (this.files.length) this.loadFiles();
            var suite = this.suite;
            var options = this.options;
            options.files = this.files;
            var runner = new exports.Runner(suite);
            var reporter = new this._reporter(runner, options);
            runner.ignoreLeaks = false !== options.ignoreLeaks;
            runner.asyncOnly = options.asyncOnly;
            if (options.grep) runner.grep(options.grep, options.invert);
            if (options.globals) runner.globals(options.globals);
            if (options.growl) this._growl(runner, reporter);
            exports.reporters.Base.useColors = options.useColors;
            exports.reporters.Base.inlineDiffs = options.useInlineDiffs;
            return runner.run(fn);
        };
    }); // module: mocha.js

    require.register('ms.js', function(module, exports, require) {
        /**
 * Helpers.
 */

        var s = 1000;
        var m = s * 60;
        var h = m * 60;
        var d = h * 24;
        var y = d * 365.25;

        /**
 * Parse or format the given `val`.
 *
 * Options:
 *
 *  - `long` verbose formatting [false]
 *
 * @param {String|Number} val
 * @param {Object} options
 * @return {String|Number}
 * @api public
 */

        module.exports = function(val, options) {
            options = options || {};
            if ('string' == typeof val) return parse(val);
            return options['long'] ? longFormat(val) : shortFormat(val);
        };

        /**
 * Parse the given `str` and return milliseconds.
 *
 * @param {String} str
 * @return {Number}
 * @api private
 */

        function parse(str) {
            var match = /^((?:\d+)?\.?\d+) *(ms|seconds?|s|minutes?|m|hours?|h|days?|d|years?|y)?$/i.exec(
                str
            );
            if (!match) return;
            var n = parseFloat(match[1]);
            var type = (match[2] || 'ms').toLowerCase();
            switch (type) {
                case 'years':
                case 'year':
                case 'y':
                    return n * y;
                case 'days':
                case 'day':
                case 'd':
                    return n * d;
                case 'hours':
                case 'hour':
                case 'h':
                    return n * h;
                case 'minutes':
                case 'minute':
                case 'm':
                    return n * m;
                case 'seconds':
                case 'second':
                case 's':
                    return n * s;
                case 'ms':
                    return n;
            }
        }

        /**
 * Short format for `ms`.
 *
 * @param {Number} ms
 * @return {String}
 * @api private
 */

        function shortFormat(ms) {
            if (ms >= d) return Math.round(ms / d) + 'd';
            if (ms >= h) return Math.round(ms / h) + 'h';
            if (ms >= m) return Math.round(ms / m) + 'm';
            if (ms >= s) return Math.round(ms / s) + 's';
            return ms + 'ms';
        }

        /**
 * Long format for `ms`.
 *
 * @param {Number} ms
 * @return {String}
 * @api private
 */

        function longFormat(ms) {
            return (
                plural(ms, d, 'day') ||
                plural(ms, h, 'hour') ||
                plural(ms, m, 'minute') ||
                plural(ms, s, 'second') ||
                ms + ' ms'
            );
        }

        /**
 * Pluralization helper.
 */

        function plural(ms, n, name) {
            if (ms < n) return;
            if (ms < n * 1.5) return Math.floor(ms / n) + ' ' + name;
            return Math.ceil(ms / n) + ' ' + name + 's';
        }
    }); // module: ms.js

    require.register('reporters/base.js', function(module, exports, require) {
        /**
 * Module dependencies.
 */

        var tty = require('browser/tty'),
            diff = require('browser/diff'),
            ms = require('../ms'),
            utils = require('../utils');

        /**
 * Save timer references to avoid Sinon interfering (see GH-237).
 */

        var Date = global.Date,
            setTimeout = global.setTimeout,
            setInterval = global.setInterval,
            clearTimeout = global.clearTimeout,
            clearInterval = global.clearInterval;

        /**
 * Check if both stdio streams are associated with a tty.
 */

        var isatty = tty.isatty(1) && tty.isatty(2);

        /**
 * Expose `Base`.
 */

        exports = module.exports = Base;

        /**
 * Enable coloring by default.
 */

        exports.useColors = isatty || process.env.MOCHA_COLORS !== undefined;

        /**
 * Inline diffs instead of +/-
 */

        exports.inlineDiffs = false;

        /**
 * Default color map.
 */

        exports.colors = {
            pass: 90,
            fail: 31,
            'bright pass': 92,
            'bright fail': 91,
            'bright yellow': 93,
            pending: 36,
            suite: 0,
            'error title': 0,
            'error message': 31,
            'error stack': 90,
            checkmark: 32,
            fast: 90,
            medium: 33,
            slow: 31,
            green: 32,
            light: 90,
            'diff gutter': 90,
            'diff added': 42,
            'diff removed': 41
        };

        /**
 * Default symbol map.
 */

        exports.symbols = {
            ok: '✓',
            err: '✖',
            dot: '․'
        };

        // With node.js on Windows: use symbols available in terminal default fonts
        if ('win32' == process.platform) {
            exports.symbols.ok = '\u221A';
            exports.symbols.err = '\u00D7';
            exports.symbols.dot = '.';
        }

        /**
 * Color `str` with the given `type`,
 * allowing colors to be disabled,
 * as well as user-defined color
 * schemes.
 *
 * @param {String} type
 * @param {String} str
 * @return {String}
 * @api private
 */

        var color = (exports.color = function(type, str) {
            if (!exports.useColors) return str;
            return '\u001b[' + exports.colors[type] + 'm' + str + '\u001b[0m';
        });

        /**
 * Expose term window size, with some
 * defaults for when stderr is not a tty.
 */

        exports.window = {
            width: isatty
                ? process.stdout.getWindowSize
                  ? process.stdout.getWindowSize(1)[0]
                  : tty.getWindowSize()[1]
                : 75
        };

        /**
 * Expose some basic cursor interactions
 * that are common among reporters.
 */

        exports.cursor = {
            hide: function() {
                isatty && process.stdout.write('\u001b[?25l');
            },

            show: function() {
                isatty && process.stdout.write('\u001b[?25h');
            },

            deleteLine: function() {
                isatty && process.stdout.write('\u001b[2K');
            },

            beginningOfLine: function() {
                isatty && process.stdout.write('\u001b[0G');
            },

            CR: function() {
                if (isatty) {
                    exports.cursor.deleteLine();
                    exports.cursor.beginningOfLine();
                } else {
                    process.stdout.write('\r');
                }
            }
        };

        /**
 * Outut the given `failures` as a list.
 *
 * @param {Array} failures
 * @api public
 */

        exports.list = function(failures) {
            console.error();
            failures.forEach(function(test, i) {
                // format
                var fmt =
                    color('error title', '  %s) %s:\n') +
                    color('error message', '     %s') +
                    color('error stack', '\n%s\n');

                // msg
                var err = test.err,
                    message = err.message || '',
                    stack = err.stack || message,
                    index = stack.indexOf(message) + message.length,
                    msg = stack.slice(0, index),
                    actual = err.actual,
                    expected = err.expected,
                    escape = true;

                // uncaught
                if (err.uncaught) {
                    msg = 'Uncaught ' + msg;
                }

                // explicitly show diff
                if (err.showDiff && sameType(actual, expected)) {
                    escape = false;
                    err.actual = actual = utils.stringify(actual);
                    err.expected = expected = utils.stringify(expected);
                }

                // actual / expected diff
                if (err.showDiff && 'string' == typeof actual && 'string' == typeof expected) {
                    fmt = color('error title', '  %s) %s:\n%s') + color('error stack', '\n%s\n');
                    var match = message.match(/^([^:]+): expected/);
                    msg = '\n      ' + color('error message', match ? match[1] : msg);

                    if (exports.inlineDiffs) {
                        msg += inlineDiff(err, escape);
                    } else {
                        msg += unifiedDiff(err, escape);
                    }
                }

                // indent stack trace without msg
                stack = stack.slice(index ? index + 1 : index).replace(/^/gm, '  ');

                console.error(fmt, i + 1, test.fullTitle(), msg, stack);
            });
        };

        /**
 * Initialize a new `Base` reporter.
 *
 * All other reporters generally
 * inherit from this reporter, providing
 * stats such as test duration, number
 * of tests passed / failed etc.
 *
 * @param {Runner} runner
 * @api public
 */

        function Base(runner) {
            var self = this,
                stats = (this.stats = {suites: 0, tests: 0, passes: 0, pending: 0, failures: 0}),
                failures = (this.failures = []);

            if (!runner) return;
            this.runner = runner;

            runner.stats = stats;

            runner.on('start', function() {
                stats.start = new Date();
            });

            runner.on('suite', function(suite) {
                stats.suites = stats.suites || 0;
                suite.root || stats.suites++;
            });

            runner.on('test end', function(test) {
                stats.tests = stats.tests || 0;
                stats.tests++;
            });

            runner.on('pass', function(test) {
                stats.passes = stats.passes || 0;

                var medium = test.slow() / 2;
                test.speed =
                    test.duration > test.slow()
                        ? 'slow'
                        : test.duration > medium ? 'medium' : 'fast';

                stats.passes++;
            });

            runner.on('fail', function(test, err) {
                stats.failures = stats.failures || 0;
                stats.failures++;
                test.err = err;
                failures.push(test);
            });

            runner.on('end', function() {
                stats.end = new Date();
                stats.duration = new Date() - stats.start;
            });

            runner.on('pending', function() {
                stats.pending++;
            });
        }

        /**
 * Output common epilogue used by many of
 * the bundled reporters.
 *
 * @api public
 */

        Base.prototype.epilogue = function() {
            var stats = this.stats;
            var tests;
            var fmt;

            console.log();

            // passes
            fmt =
                color('bright pass', ' ') + color('green', ' %d passing') + color('light', ' (%s)');

            console.log(fmt, stats.passes || 0, ms(stats.duration));

            // pending
            if (stats.pending) {
                fmt = color('pending', ' ') + color('pending', ' %d pending');

                console.log(fmt, stats.pending);
            }

            // failures
            if (stats.failures) {
                fmt = color('fail', '  %d failing');

                console.error(fmt, stats.failures);

                Base.list(this.failures);
                console.error();
            }

            console.log();
        };

        /**
 * Pad the given `str` to `len`.
 *
 * @param {String} str
 * @param {String} len
 * @return {String}
 * @api private
 */

        function pad(str, len) {
            str = String(str);
            return Array(len - str.length + 1).join(' ') + str;
        }

        /**
 * Returns an inline diff between 2 strings with coloured ANSI output
 *
 * @param {Error} Error with actual/expected
 * @return {String} Diff
 * @api private
 */

        function inlineDiff(err, escape) {
            var msg = errorDiff(err, 'WordsWithSpace', escape);

            // linenos
            var lines = msg.split('\n');
            if (lines.length > 4) {
                var width = String(lines.length).length;
                msg = lines
                    .map(function(str, i) {
                        return pad(++i, width) + ' |' + ' ' + str;
                    })
                    .join('\n');
            }

            // legend
            msg =
                '\n' +
                color('diff removed', 'actual') +
                ' ' +
                color('diff added', 'expected') +
                '\n\n' +
                msg +
                '\n';

            // indent
            msg = msg.replace(/^/gm, '      ');
            return msg;
        }

        /**
 * Returns a unified diff between 2 strings
 *
 * @param {Error} Error with actual/expected
 * @return {String} Diff
 * @api private
 */

        function unifiedDiff(err, escape) {
            var indent = '      ';
            function cleanUp(line) {
                if (escape) {
                    line = escapeInvisibles(line);
                }
                if (line[0] === '+') return indent + colorLines('diff added', line);
                if (line[0] === '-') return indent + colorLines('diff removed', line);
                if (line.match(/\@\@/)) return null;
                if (line.match(/\\ No newline/)) return null;
                else return indent + line;
            }
            function notBlank(line) {
                return line != null;
            }
            msg = diff.createPatch('string', err.actual, err.expected);
            var lines = msg.split('\n').splice(4);
            return (
                '\n      ' +
                colorLines('diff added', '+ expected') +
                ' ' +
                colorLines('diff removed', '- actual') +
                '\n\n' +
                lines.map(cleanUp).filter(notBlank).join('\n')
            );
        }

        /**
 * Return a character diff for `err`.
 *
 * @param {Error} err
 * @return {String}
 * @api private
 */

        function errorDiff(err, type, escape) {
            var actual = escape ? escapeInvisibles(err.actual) : err.actual;
            var expected = escape ? escapeInvisibles(err.expected) : err.expected;
            return diff
                ['diff' + type](actual, expected)
                .map(function(str) {
                    if (str.added) return colorLines('diff added', str.value);
                    if (str.removed) return colorLines('diff removed', str.value);
                    return str.value;
                })
                .join('');
        }

        /**
 * Returns a string with all invisible characters in plain text
 *
 * @param {String} line
 * @return {String}
 * @api private
 */
        function escapeInvisibles(line) {
            return line.replace(/\t/g, '<tab>').replace(/\r/g, '<CR>').replace(/\n/g, '<LF>\n');
        }

        /**
 * Color lines for `str`, using the color `name`.
 *
 * @param {String} name
 * @param {String} str
 * @return {String}
 * @api private
 */

        function colorLines(name, str) {
            return str
                .split('\n')
                .map(function(str) {
                    return color(name, str);
                })
                .join('\n');
        }

        /**
 * Check that a / b have the same type.
 *
 * @param {Object} a
 * @param {Object} b
 * @return {Boolean}
 * @api private
 */

        function sameType(a, b) {
            a = Object.prototype.toString.call(a);
            b = Object.prototype.toString.call(b);
            return a == b;
        }
    }); // module: reporters/base.js

    require.register('reporters/doc.js', function(module, exports, require) {
        /**
 * Module dependencies.
 */

        var Base = require('./base'),
            utils = require('../utils');

        /**
 * Expose `Doc`.
 */

        exports = module.exports = Doc;

        /**
 * Initialize a new `Doc` reporter.
 *
 * @param {Runner} runner
 * @api public
 */

        function Doc(runner) {
            Base.call(this, runner);

            var self = this,
                stats = this.stats,
                total = runner.total,
                indents = 2;

            function indent() {
                return Array(indents).join('  ');
            }

            runner.on('suite', function(suite) {
                if (suite.root) return;
                ++indents;
                console.log('%s<section class="suite">', indent());
                ++indents;
                console.log('%s<h1>%s</h1>', indent(), utils.escape(suite.title));
                console.log('%s<dl>', indent());
            });

            runner.on('suite end', function(suite) {
                if (suite.root) return;
                console.log('%s</dl>', indent());
                --indents;
                console.log('%s</section>', indent());
                --indents;
            });

            runner.on('pass', function(test) {
                console.log('%s  <dt>%s</dt>', indent(), utils.escape(test.title));
                var code = utils.escape(utils.clean(test.fn.toString()));
                console.log('%s  <dd><pre><code>%s</code></pre></dd>', indent(), code);
            });

            runner.on('fail', function(test, err) {
                console.log('%s  <dt class="error">%s</dt>', indent(), utils.escape(test.title));
                var code = utils.escape(utils.clean(test.fn.toString()));
                console.log(
                    '%s  <dd class="error"><pre><code>%s</code></pre></dd>',
                    indent(),
                    code
                );
                console.log('%s  <dd class="error">%s</dd>', indent(), utils.escape(err));
            });
        }
    }); // module: reporters/doc.js

    require.register('reporters/dot.js', function(module, exports, require) {
        /**
 * Module dependencies.
 */

        var Base = require('./base'),
            color = Base.color;

        /**
 * Expose `Dot`.
 */

        exports = module.exports = Dot;

        /**
 * Initialize a new `Dot` matrix test reporter.
 *
 * @param {Runner} runner
 * @api public
 */

        function Dot(runner) {
            Base.call(this, runner);

            var self = this,
                stats = this.stats,
                width = (Base.window.width * 0.75) | 0,
                n = -1;

            runner.on('start', function() {
                process.stdout.write('\n  ');
            });

            runner.on('pending', function(test) {
                if (++n % width == 0) process.stdout.write('\n  ');
                process.stdout.write(color('pending', Base.symbols.dot));
            });

            runner.on('pass', function(test) {
                if (++n % width == 0) process.stdout.write('\n  ');
                if ('slow' == test.speed) {
                    process.stdout.write(color('bright yellow', Base.symbols.dot));
                } else {
                    process.stdout.write(color(test.speed, Base.symbols.dot));
                }
            });

            runner.on('fail', function(test, err) {
                if (++n % width == 0) process.stdout.write('\n  ');
                process.stdout.write(color('fail', Base.symbols.dot));
            });

            runner.on('end', function() {
                console.log();
                self.epilogue();
            });
        }

        /**
 * Inherit from `Base.prototype`.
 */

        function F() {}
        F.prototype = Base.prototype;
        Dot.prototype = new F();
        Dot.prototype.constructor = Dot;
    }); // module: reporters/dot.js

    require.register('reporters/html-cov.js', function(module, exports, require) {
        /**
 * Module dependencies.
 */

        var JSONCov = require('./json-cov'),
            fs = require('browser/fs');

        /**
 * Expose `HTMLCov`.
 */

        exports = module.exports = HTMLCov;

        /**
 * Initialize a new `JsCoverage` reporter.
 *
 * @param {Runner} runner
 * @api public
 */

        function HTMLCov(runner) {
            var jade = require('jade'),
                file = __dirname + '/templates/coverage.jade',
                str = fs.readFileSync(file, 'utf8'),
                fn = jade.compile(str, {filename: file}),
                self = this;

            JSONCov.call(this, runner, false);

            runner.on('end', function() {
                process.stdout.write(
                    fn({
                        cov: self.cov,
                        coverageClass: coverageClass
                    })
                );
            });
        }

        /**
 * Return coverage class for `n`.
 *
 * @return {String}
 * @api private
 */

        function coverageClass(n) {
            if (n >= 75) return 'high';
            if (n >= 50) return 'medium';
            if (n >= 25) return 'low';
            return 'terrible';
        }
    }); // module: reporters/html-cov.js

    require.register('reporters/html.js', function(module, exports, require) {
        /**
 * Module dependencies.
 */

        var Base = require('./base'),
            utils = require('../utils'),
            Progress = require('../browser/progress'),
            escape = utils.escape;

        /**
 * Save timer references to avoid Sinon interfering (see GH-237).
 */

        var Date = global.Date,
            setTimeout = global.setTimeout,
            setInterval = global.setInterval,
            clearTimeout = global.clearTimeout,
            clearInterval = global.clearInterval;

        /**
 * Expose `HTML`.
 */

        exports = module.exports = HTML;

        /**
 * Stats template.
 */

        var statsTemplate =
            '<ul id="mocha-stats">' +
            '<li class="progress"><canvas width="40" height="40"></canvas></li>' +
            '<li class="passes"><a href="#">passes:</a> <em>0</em></li>' +
            '<li class="failures"><a href="#">failures:</a> <em>0</em></li>' +
            '<li class="duration">duration: <em>0</em>s</li>' +
            '</ul>';

        /**
 * Initialize a new `HTML` reporter.
 *
 * @param {Runner} runner
 * @api public
 */

        function HTML(runner) {
            Base.call(this, runner);

            var self = this,
                stats = this.stats,
                total = runner.total,
                stat = fragment(statsTemplate),
                items = stat.getElementsByTagName('li'),
                passes = items[1].getElementsByTagName('em')[0],
                passesLink = items[1].getElementsByTagName('a')[0],
                failures = items[2].getElementsByTagName('em')[0],
                failuresLink = items[2].getElementsByTagName('a')[0],
                duration = items[3].getElementsByTagName('em')[0],
                canvas = stat.getElementsByTagName('canvas')[0],
                report = fragment('<ul id="mocha-report"></ul>'),
                stack = [report],
                progress,
                ctx,
                root = document.getElementById('mocha');

            if (canvas.getContext) {
                var ratio = window.devicePixelRatio || 1;
                canvas.style.width = canvas.width;
                canvas.style.height = canvas.height;
                canvas.width *= ratio;
                canvas.height *= ratio;
                ctx = canvas.getContext('2d');
                ctx.scale(ratio, ratio);
                progress = new Progress();
            }

            if (!root) return error('#mocha div missing, add it to your document');

            // pass toggle
            on(passesLink, 'click', function() {
                unhide();
                var name = /pass/.test(report.className) ? '' : ' pass';
                report.className = report.className.replace(/fail|pass/g, '') + name;
                if (report.className.trim()) hideSuitesWithout('test pass');
            });

            // failure toggle
            on(failuresLink, 'click', function() {
                unhide();
                var name = /fail/.test(report.className) ? '' : ' fail';
                report.className = report.className.replace(/fail|pass/g, '') + name;
                if (report.className.trim()) hideSuitesWithout('test fail');
            });

            root.appendChild(stat);
            root.appendChild(report);

            if (progress) progress.size(40);

            runner.on('suite', function(suite) {
                if (suite.root) return;

                // suite
                var url = self.suiteURL(suite);
                var el = fragment(
                    '<li class="suite"><h1><a href="%s">%s</a></h1></li>',
                    url,
                    escape(suite.title)
                );

                // container
                stack[0].appendChild(el);
                stack.unshift(document.createElement('ul'));
                el.appendChild(stack[0]);
            });

            runner.on('suite end', function(suite) {
                if (suite.root) return;
                stack.shift();
            });

            runner.on('fail', function(test, err) {
                if ('hook' == test.type) runner.emit('test end', test);
            });

            runner.on('test end', function(test) {
                // TODO: add to stats
                var percent = (stats.tests / this.total * 100) | 0;
                if (progress) progress.update(percent).draw(ctx);

                // update stats
                var ms = new Date() - stats.start;
                text(passes, stats.passes);
                text(failures, stats.failures);
                text(duration, (ms / 1000).toFixed(2));

                // test
                if ('passed' == test.state) {
                    var url = self.testURL(test);
                    var el = fragment(
                        '<li class="test pass %e"><h2>%e<span class="duration">%ems</span> <a href="%s" class="replay">‣</a></h2></li>',
                        test.speed,
                        test.title,
                        test.duration,
                        url
                    );
                } else if (test.pending) {
                    var el = fragment('<li class="test pass pending"><h2>%e</h2></li>', test.title);
                } else {
                    var el = fragment(
                        '<li class="test fail"><h2>%e <a href="?grep=%e" class="replay">‣</a></h2></li>',
                        test.title,
                        encodeURIComponent(test.fullTitle())
                    );
                    var str = test.err.stack || test.err.toString();

                    // FF / Opera do not add the message
                    if (!~str.indexOf(test.err.message)) {
                        str = test.err.message + '\n' + str;
                    }

                    // <=IE7 stringifies to [Object Error]. Since it can be overloaded, we
                    // check for the result of the stringifying.
                    if ('[object Error]' == str) str = test.err.message;

                    // Safari doesn't give you a stack. Let's at least provide a source line.
                    if (!test.err.stack && test.err.sourceURL && test.err.line !== undefined) {
                        str += '\n(' + test.err.sourceURL + ':' + test.err.line + ')';
                    }

                    el.appendChild(fragment('<pre class="error">%e</pre>', str));
                }

                // toggle code
                // TODO: defer
                if (!test.pending) {
                    var h2 = el.getElementsByTagName('h2')[0];

                    on(h2, 'click', function() {
                        pre.style.display = 'none' == pre.style.display ? 'block' : 'none';
                    });

                    var pre = fragment(
                        '<pre><code>%e</code></pre>',
                        utils.clean(test.fn.toString())
                    );
                    el.appendChild(pre);
                    pre.style.display = 'none';
                }

                // Don't call .appendChild if #mocha-report was already .shift()'ed off the stack.
                if (stack[0]) stack[0].appendChild(el);
            });
        }

        /**
 * Provide suite URL
 *
 * @param {Object} [suite]
 */

        HTML.prototype.suiteURL = function(suite) {
            return '?grep=' + encodeURIComponent(suite.fullTitle());
        };

        /**
 * Provide test URL
 *
 * @param {Object} [test]
 */

        HTML.prototype.testURL = function(test) {
            return '?grep=' + encodeURIComponent(test.fullTitle());
        };

        /**
 * Display error `msg`.
 */

        function error(msg) {
            document.body.appendChild(fragment('<div id="mocha-error">%s</div>', msg));
        }

        /**
 * Return a DOM fragment from `html`.
 */

        function fragment(html) {
            var args = arguments,
                div = document.createElement('div'),
                i = 1;

            div.innerHTML = html.replace(/%([se])/g, function(_, type) {
                switch (type) {
                    case 's':
                        return String(args[i++]);
                    case 'e':
                        return escape(args[i++]);
                }
            });

            return div.firstChild;
        }

        /**
 * Check for suites that do not have elements
 * with `classname`, and hide them.
 */

        function hideSuitesWithout(classname) {
            var suites = document.getElementsByClassName('suite');
            for (var i = 0; i < suites.length; i++) {
                var els = suites[i].getElementsByClassName(classname);
                if (0 == els.length) suites[i].className += ' hidden';
            }
        }

        /**
 * Unhide .hidden suites.
 */

        function unhide() {
            var els = document.getElementsByClassName('suite hidden');
            for (var i = 0; i < els.length; ++i) {
                els[i].className = els[i].className.replace('suite hidden', 'suite');
            }
        }

        /**
 * Set `el` text to `str`.
 */

        function text(el, str) {
            if (el.textContent) {
                el.textContent = str;
            } else {
                el.innerText = str;
            }
        }

        /**
 * Listen on `event` with callback `fn`.
 */

        function on(el, event, fn) {
            if (el.addEventListener) {
                el.addEventListener(event, fn, false);
            } else {
                el.attachEvent('on' + event, fn);
            }
        }
    }); // module: reporters/html.js

    require.register('reporters/index.js', function(module, exports, require) {
        exports.Base = require('./base');
        exports.Dot = require('./dot');
        exports.Doc = require('./doc');
        exports.TAP = require('./tap');
        exports.JSON = require('./json');
        exports.HTML = require('./html');
        exports.List = require('./list');
        exports.Min = require('./min');
        exports.Spec = require('./spec');
        exports.Nyan = require('./nyan');
        exports.XUnit = require('./xunit');
        exports.Markdown = require('./markdown');
        exports.Progress = require('./progress');
        exports.Landing = require('./landing');
        exports.JSONCov = require('./json-cov');
        exports.HTMLCov = require('./html-cov');
        exports.JSONStream = require('./json-stream');
    }); // module: reporters/index.js

    require.register('reporters/json-cov.js', function(module, exports, require) {
        /**
 * Module dependencies.
 */

        var Base = require('./base');

        /**
 * Expose `JSONCov`.
 */

        exports = module.exports = JSONCov;

        /**
 * Initialize a new `JsCoverage` reporter.
 *
 * @param {Runner} runner
 * @param {Boolean} output
 * @api public
 */

        function JSONCov(runner, output) {
            var self = this,
                output = 1 == arguments.length ? true : output;

            Base.call(this, runner);

            var tests = [],
                failures = [],
                passes = [];

            runner.on('test end', function(test) {
                tests.push(test);
            });

            runner.on('pass', function(test) {
                passes.push(test);
            });

            runner.on('fail', function(test) {
                failures.push(test);
            });

            runner.on('end', function() {
                var cov = global._$jscoverage || {};
                var result = (self.cov = map(cov));
                result.stats = self.stats;
                result.tests = tests.map(clean);
                result.failures = failures.map(clean);
                result.passes = passes.map(clean);
                if (!output) return;
                process.stdout.write(JSON.stringify(result, null, 2));
            });
        }

        /**
 * Map jscoverage data to a JSON structure
 * suitable for reporting.
 *
 * @param {Object} cov
 * @return {Object}
 * @api private
 */

        function map(cov) {
            var ret = {
                instrumentation: 'node-jscoverage',
                sloc: 0,
                hits: 0,
                misses: 0,
                coverage: 0,
                files: []
            };

            for (var filename in cov) {
                var data = coverage(filename, cov[filename]);
                ret.files.push(data);
                ret.hits += data.hits;
                ret.misses += data.misses;
                ret.sloc += data.sloc;
            }

            ret.files.sort(function(a, b) {
                return a.filename.localeCompare(b.filename);
            });

            if (ret.sloc > 0) {
                ret.coverage = ret.hits / ret.sloc * 100;
            }

            return ret;
        }

        /**
 * Map jscoverage data for a single source file
 * to a JSON structure suitable for reporting.
 *
 * @param {String} filename name of the source file
 * @param {Object} data jscoverage coverage data
 * @return {Object}
 * @api private
 */

        function coverage(filename, data) {
            var ret = {
                filename: filename,
                coverage: 0,
                hits: 0,
                misses: 0,
                sloc: 0,
                source: {}
            };

            data.source.forEach(function(line, num) {
                num++;

                if (data[num] === 0) {
                    ret.misses++;
                    ret.sloc++;
                } else if (data[num] !== undefined) {
                    ret.hits++;
                    ret.sloc++;
                }

                ret.source[num] = {
                    source: line,
                    coverage: data[num] === undefined ? '' : data[num]
                };
            });

            ret.coverage = ret.hits / ret.sloc * 100;

            return ret;
        }

        /**
 * Return a plain-object representation of `test`
 * free of cyclic properties etc.
 *
 * @param {Object} test
 * @return {Object}
 * @api private
 */

        function clean(test) {
            return {
                title: test.title,
                fullTitle: test.fullTitle(),
                duration: test.duration
            };
        }
    }); // module: reporters/json-cov.js

    require.register('reporters/json-stream.js', function(module, exports, require) {
        /**
 * Module dependencies.
 */

        var Base = require('./base'),
            color = Base.color;

        /**
 * Expose `List`.
 */

        exports = module.exports = List;

        /**
 * Initialize a new `List` test reporter.
 *
 * @param {Runner} runner
 * @api public
 */

        function List(runner) {
            Base.call(this, runner);

            var self = this,
                stats = this.stats,
                total = runner.total;

            runner.on('start', function() {
                console.log(JSON.stringify(['start', {total: total}]));
            });

            runner.on('pass', function(test) {
                console.log(JSON.stringify(['pass', clean(test)]));
            });

            runner.on('fail', function(test, err) {
                console.log(JSON.stringify(['fail', clean(test)]));
            });

            runner.on('end', function() {
                process.stdout.write(JSON.stringify(['end', self.stats]));
            });
        }

        /**
 * Return a plain-object representation of `test`
 * free of cyclic properties etc.
 *
 * @param {Object} test
 * @return {Object}
 * @api private
 */

        function clean(test) {
            return {
                title: test.title,
                fullTitle: test.fullTitle(),
                duration: test.duration
            };
        }
    }); // module: reporters/json-stream.js

    require.register('reporters/json.js', function(module, exports, require) {
        /**
 * Module dependencies.
 */

        var Base = require('./base'),
            cursor = Base.cursor,
            color = Base.color;

        /**
 * Expose `JSON`.
 */

        exports = module.exports = JSONReporter;

        /**
 * Initialize a new `JSON` reporter.
 *
 * @param {Runner} runner
 * @api public
 */

        function JSONReporter(runner) {
            var self = this;
            Base.call(this, runner);

            var tests = [],
                pending = [],
                failures = [],
                passes = [];

            runner.on('test end', function(test) {
                tests.push(test);
            });

            runner.on('pass', function(test) {
                passes.push(test);
            });

            runner.on('fail', function(test) {
                failures.push(test);
            });

            runner.on('pending', function(test) {
                pending.push(test);
            });

            runner.on('end', function() {
                var obj = {
                    stats: self.stats,
                    tests: tests.map(clean),
                    pending: pending.map(clean),
                    failures: failures.map(clean),
                    passes: passes.map(clean)
                };

                runner.testResults = obj;

                process.stdout.write(JSON.stringify(obj, null, 2));
            });
        }

        /**
 * Return a plain-object representation of `test`
 * free of cyclic properties etc.
 *
 * @param {Object} test
 * @return {Object}
 * @api private
 */

        function clean(test) {
            return {
                title: test.title,
                fullTitle: test.fullTitle(),
                duration: test.duration,
                err: errorJSON(test.err || {})
            };
        }

        /**
 * Transform `error` into a JSON object.
 * @param {Error} err
 * @return {Object}
 */

        function errorJSON(err) {
            var res = {};
            Object.getOwnPropertyNames(err).forEach(function(key) {
                res[key] = err[key];
            }, err);
            return res;
        }
    }); // module: reporters/json.js

    require.register('reporters/landing.js', function(module, exports, require) {
        /**
 * Module dependencies.
 */

        var Base = require('./base'),
            cursor = Base.cursor,
            color = Base.color;

        /**
 * Expose `Landing`.
 */

        exports = module.exports = Landing;

        /**
 * Airplane color.
 */

        Base.colors.plane = 0;

        /**
 * Airplane crash color.
 */

        Base.colors['plane crash'] = 31;

        /**
 * Runway color.
 */

        Base.colors.runway = 90;

        /**
 * Initialize a new `Landing` reporter.
 *
 * @param {Runner} runner
 * @api public
 */

        function Landing(runner) {
            Base.call(this, runner);

            var self = this,
                stats = this.stats,
                width = (Base.window.width * 0.75) | 0,
                total = runner.total,
                stream = process.stdout,
                plane = color('plane', '✈'),
                crashed = -1,
                n = 0;

            function runway() {
                var buf = Array(width).join('-');
                return '  ' + color('runway', buf);
            }

            runner.on('start', function() {
                stream.write('\n  ');
                cursor.hide();
            });

            runner.on('test end', function(test) {
                // check if the plane crashed
                var col = -1 == crashed ? (width * ++n / total) | 0 : crashed;

                // show the crash
                if ('failed' == test.state) {
                    plane = color('plane crash', '✈');
                    crashed = col;
                }

                // render landing strip
                stream.write('\u001b[4F\n\n');
                stream.write(runway());
                stream.write('\n  ');
                stream.write(color('runway', Array(col).join('⋅')));
                stream.write(plane);
                stream.write(color('runway', Array(width - col).join('⋅') + '\n'));
                stream.write(runway());
                stream.write('\u001b[0m');
            });

            runner.on('end', function() {
                cursor.show();
                console.log();
                self.epilogue();
            });
        }

        /**
 * Inherit from `Base.prototype`.
 */

        function F() {}
        F.prototype = Base.prototype;
        Landing.prototype = new F();
        Landing.prototype.constructor = Landing;
    }); // module: reporters/landing.js

    require.register('reporters/list.js', function(module, exports, require) {
        /**
 * Module dependencies.
 */

        var Base = require('./base'),
            cursor = Base.cursor,
            color = Base.color;

        /**
 * Expose `List`.
 */

        exports = module.exports = List;

        /**
 * Initialize a new `List` test reporter.
 *
 * @param {Runner} runner
 * @api public
 */

        function List(runner) {
            Base.call(this, runner);

            var self = this,
                stats = this.stats,
                n = 0;

            runner.on('start', function() {
                console.log();
            });

            runner.on('test', function(test) {
                process.stdout.write(color('pass', '    ' + test.fullTitle() + ': '));
            });

            runner.on('pending', function(test) {
                var fmt = color('checkmark', '  -') + color('pending', ' %s');
                console.log(fmt, test.fullTitle());
            });

            runner.on('pass', function(test) {
                var fmt =
                    color('checkmark', '  ' + Base.symbols.dot) +
                    color('pass', ' %s: ') +
                    color(test.speed, '%dms');
                cursor.CR();
                console.log(fmt, test.fullTitle(), test.duration);
            });

            runner.on('fail', function(test, err) {
                cursor.CR();
                console.log(color('fail', '  %d) %s'), ++n, test.fullTitle());
            });

            runner.on('end', self.epilogue.bind(self));
        }

        /**
 * Inherit from `Base.prototype`.
 */

        function F() {}
        F.prototype = Base.prototype;
        List.prototype = new F();
        List.prototype.constructor = List;
    }); // module: reporters/list.js

    require.register('reporters/markdown.js', function(module, exports, require) {
        /**
 * Module dependencies.
 */

        var Base = require('./base'),
            utils = require('../utils');

        /**
 * Expose `Markdown`.
 */

        exports = module.exports = Markdown;

        /**
 * Initialize a new `Markdown` reporter.
 *
 * @param {Runner} runner
 * @api public
 */

        function Markdown(runner) {
            Base.call(this, runner);

            var self = this,
                stats = this.stats,
                level = 0,
                buf = '';

            function title(str) {
                return Array(level).join('#') + ' ' + str;
            }

            function indent() {
                return Array(level).join('  ');
            }

            function mapTOC(suite, obj) {
                var ret = obj;
                obj = obj[suite.title] = obj[suite.title] || {suite: suite};
                suite.suites.forEach(function(suite) {
                    mapTOC(suite, obj);
                });
                return ret;
            }

            function stringifyTOC(obj, level) {
                ++level;
                var buf = '';
                var link;
                for (var key in obj) {
                    if ('suite' == key) continue;
                    if (key)
                        link =
                            ' - [' + key + '](#' + utils.slug(obj[key].suite.fullTitle()) + ')\n';
                    if (key) buf += Array(level).join('  ') + link;
                    buf += stringifyTOC(obj[key], level);
                }
                --level;
                return buf;
            }

            function generateTOC(suite) {
                var obj = mapTOC(suite, {});
                return stringifyTOC(obj, 0);
            }

            generateTOC(runner.suite);

            runner.on('suite', function(suite) {
                ++level;
                var slug = utils.slug(suite.fullTitle());
                buf += '<a name="' + slug + '"></a>' + '\n';
                buf += title(suite.title) + '\n';
            });

            runner.on('suite end', function(suite) {
                --level;
            });

            runner.on('pass', function(test) {
                var code = utils.clean(test.fn.toString());
                buf += test.title + '.\n';
                buf += '\n```js\n';
                buf += code + '\n';
                buf += '```\n\n';
            });

            runner.on('end', function() {
                process.stdout.write('# TOC\n');
                process.stdout.write(generateTOC(runner.suite));
                process.stdout.write(buf);
            });
        }
    }); // module: reporters/markdown.js

    require.register('reporters/min.js', function(module, exports, require) {
        /**
 * Module dependencies.
 */

        var Base = require('./base');

        /**
 * Expose `Min`.
 */

        exports = module.exports = Min;

        /**
 * Initialize a new `Min` minimal test reporter (best used with --watch).
 *
 * @param {Runner} runner
 * @api public
 */

        function Min(runner) {
            Base.call(this, runner);

            runner.on('start', function() {
                // clear screen
                process.stdout.write('\u001b[2J');
                // set cursor position
                process.stdout.write('\u001b[1;3H');
            });

            runner.on('end', this.epilogue.bind(this));
        }

        /**
 * Inherit from `Base.prototype`.
 */

        function F() {}
        F.prototype = Base.prototype;
        Min.prototype = new F();
        Min.prototype.constructor = Min;
    }); // module: reporters/min.js

    require.register('reporters/nyan.js', function(module, exports, require) {
        /**
 * Module dependencies.
 */

        var Base = require('./base'),
            color = Base.color;

        /**
 * Expose `Dot`.
 */

        exports = module.exports = NyanCat;

        /**
 * Initialize a new `Dot` matrix test reporter.
 *
 * @param {Runner} runner
 * @api public
 */

        function NyanCat(runner) {
            Base.call(this, runner);
            var self = this,
                stats = this.stats,
                width = (Base.window.width * 0.75) | 0,
                rainbowColors = (this.rainbowColors = self.generateColors()),
                colorIndex = (this.colorIndex = 0),
                numerOfLines = (this.numberOfLines = 4),
                trajectories = (this.trajectories = [[], [], [], []]),
                nyanCatWidth = (this.nyanCatWidth = 11),
                trajectoryWidthMax = (this.trajectoryWidthMax = width - nyanCatWidth),
                scoreboardWidth = (this.scoreboardWidth = 5),
                tick = (this.tick = 0),
                n = 0;

            runner.on('start', function() {
                Base.cursor.hide();
                self.draw();
            });

            runner.on('pending', function(test) {
                self.draw();
            });

            runner.on('pass', function(test) {
                self.draw();
            });

            runner.on('fail', function(test, err) {
                self.draw();
            });

            runner.on('end', function() {
                Base.cursor.show();
                for (var i = 0; i < self.numberOfLines; i++) write('\n');
                self.epilogue();
            });
        }

        /**
 * Draw the nyan cat
 *
 * @api private
 */

        NyanCat.prototype.draw = function() {
            this.appendRainbow();
            this.drawScoreboard();
            this.drawRainbow();
            this.drawNyanCat();
            this.tick = !this.tick;
        };

        /**
 * Draw the "scoreboard" showing the number
 * of passes, failures and pending tests.
 *
 * @api private
 */

        NyanCat.prototype.drawScoreboard = function() {
            var stats = this.stats;
            var colors = Base.colors;

            function draw(color, n) {
                write(' ');
                write('\u001b[' + color + 'm' + n + '\u001b[0m');
                write('\n');
            }

            draw(colors.green, stats.passes);
            draw(colors.fail, stats.failures);
            draw(colors.pending, stats.pending);
            write('\n');

            this.cursorUp(this.numberOfLines);
        };

        /**
 * Append the rainbow.
 *
 * @api private
 */

        NyanCat.prototype.appendRainbow = function() {
            var segment = this.tick ? '_' : '-';
            var rainbowified = this.rainbowify(segment);

            for (var index = 0; index < this.numberOfLines; index++) {
                var trajectory = this.trajectories[index];
                if (trajectory.length >= this.trajectoryWidthMax) trajectory.shift();
                trajectory.push(rainbowified);
            }
        };

        /**
 * Draw the rainbow.
 *
 * @api private
 */

        NyanCat.prototype.drawRainbow = function() {
            var self = this;

            this.trajectories.forEach(function(line, index) {
                write('\u001b[' + self.scoreboardWidth + 'C');
                write(line.join(''));
                write('\n');
            });

            this.cursorUp(this.numberOfLines);
        };

        /**
 * Draw the nyan cat
 *
 * @api private
 */

        NyanCat.prototype.drawNyanCat = function() {
            var self = this;
            var startWidth = this.scoreboardWidth + this.trajectories[0].length;
            var color = '\u001b[' + startWidth + 'C';
            var padding = '';

            write(color);
            write('_,------,');
            write('\n');

            write(color);
            padding = self.tick ? '  ' : '   ';
            write('_|' + padding + '/\\_/\\ ');
            write('\n');

            write(color);
            padding = self.tick ? '_' : '__';
            var tail = self.tick ? '~' : '^';
            var face;
            write(tail + '|' + padding + this.face() + ' ');
            write('\n');

            write(color);
            padding = self.tick ? ' ' : '  ';
            write(padding + '""  "" ');
            write('\n');

            this.cursorUp(this.numberOfLines);
        };

        /**
 * Draw nyan cat face.
 *
 * @return {String}
 * @api private
 */

        NyanCat.prototype.face = function() {
            var stats = this.stats;
            if (stats.failures) {
                return '( x .x)';
            } else if (stats.pending) {
                return '( o .o)';
            } else if (stats.passes) {
                return '( ^ .^)';
            } else {
                return '( - .-)';
            }
        };

        /**
 * Move cursor up `n`.
 *
 * @param {Number} n
 * @api private
 */

        NyanCat.prototype.cursorUp = function(n) {
            write('\u001b[' + n + 'A');
        };

        /**
 * Move cursor down `n`.
 *
 * @param {Number} n
 * @api private
 */

        NyanCat.prototype.cursorDown = function(n) {
            write('\u001b[' + n + 'B');
        };

        /**
 * Generate rainbow colors.
 *
 * @return {Array}
 * @api private
 */

        NyanCat.prototype.generateColors = function() {
            var colors = [];

            for (var i = 0; i < 6 * 7; i++) {
                var pi3 = Math.floor(Math.PI / 3);
                var n = i * (1.0 / 6);
                var r = Math.floor(3 * Math.sin(n) + 3);
                var g = Math.floor(3 * Math.sin(n + 2 * pi3) + 3);
                var b = Math.floor(3 * Math.sin(n + 4 * pi3) + 3);
                colors.push(36 * r + 6 * g + b + 16);
            }

            return colors;
        };

        /**
 * Apply rainbow to the given `str`.
 *
 * @param {String} str
 * @return {String}
 * @api private
 */

        NyanCat.prototype.rainbowify = function(str) {
            var color = this.rainbowColors[this.colorIndex % this.rainbowColors.length];
            this.colorIndex += 1;
            return '\u001b[38;5;' + color + 'm' + str + '\u001b[0m';
        };

        /**
 * Stdout helper.
 */

        function write(string) {
            process.stdout.write(string);
        }

        /**
 * Inherit from `Base.prototype`.
 */

        function F() {}
        F.prototype = Base.prototype;
        NyanCat.prototype = new F();
        NyanCat.prototype.constructor = NyanCat;
    }); // module: reporters/nyan.js

    require.register('reporters/progress.js', function(module, exports, require) {
        /**
 * Module dependencies.
 */

        var Base = require('./base'),
            cursor = Base.cursor,
            color = Base.color;

        /**
 * Expose `Progress`.
 */

        exports = module.exports = Progress;

        /**
 * General progress bar color.
 */

        Base.colors.progress = 90;

        /**
 * Initialize a new `Progress` bar test reporter.
 *
 * @param {Runner} runner
 * @param {Object} options
 * @api public
 */

        function Progress(runner, options) {
            Base.call(this, runner);

            var self = this,
                options = options || {},
                stats = this.stats,
                width = (Base.window.width * 0.5) | 0,
                total = runner.total,
                complete = 0,
                max = Math.max,
                lastN = -1;

            // default chars
            options.open = options.open || '[';
            options.complete = options.complete || '▬';
            options.incomplete = options.incomplete || Base.symbols.dot;
            options.close = options.close || ']';
            options.verbose = false;

            // tests started
            runner.on('start', function() {
                console.log();
                cursor.hide();
            });

            // tests complete
            runner.on('test end', function() {
                complete++;
                var incomplete = total - complete,
                    percent = complete / total,
                    n = (width * percent) | 0,
                    i = width - n;

                if (lastN === n && !options.verbose) {
                    // Don't re-render the line if it hasn't changed
                    return;
                }
                lastN = n;

                cursor.CR();
                process.stdout.write('\u001b[J');
                process.stdout.write(color('progress', '  ' + options.open));
                process.stdout.write(Array(n).join(options.complete));
                process.stdout.write(Array(i).join(options.incomplete));
                process.stdout.write(color('progress', options.close));
                if (options.verbose) {
                    process.stdout.write(color('progress', ' ' + complete + ' of ' + total));
                }
            });

            // tests are complete, output some stats
            // and the failures if any
            runner.on('end', function() {
                cursor.show();
                console.log();
                self.epilogue();
            });
        }

        /**
 * Inherit from `Base.prototype`.
 */

        function F() {}
        F.prototype = Base.prototype;
        Progress.prototype = new F();
        Progress.prototype.constructor = Progress;
    }); // module: reporters/progress.js

    require.register('reporters/spec.js', function(module, exports, require) {
        /**
 * Module dependencies.
 */

        var Base = require('./base'),
            cursor = Base.cursor,
            color = Base.color;

        /**
 * Expose `Spec`.
 */

        exports = module.exports = Spec;

        /**
 * Initialize a new `Spec` test reporter.
 *
 * @param {Runner} runner
 * @api public
 */

        function Spec(runner) {
            Base.call(this, runner);

            var self = this,
                stats = this.stats,
                indents = 0,
                n = 0;

            function indent() {
                return Array(indents).join('  ');
            }

            runner.on('start', function() {
                console.log();
            });

            runner.on('suite', function(suite) {
                ++indents;
                console.log(color('suite', '%s%s'), indent(), suite.title);
            });

            runner.on('suite end', function(suite) {
                --indents;
                if (1 == indents) console.log();
            });

            runner.on('pending', function(test) {
                var fmt = indent() + color('pending', '  - %s');
                console.log(fmt, test.title);
            });

            runner.on('pass', function(test) {
                if ('fast' == test.speed) {
                    var fmt =
                        indent() +
                        color('checkmark', '  ' + Base.symbols.ok) +
                        color('pass', ' %s ');
                    cursor.CR();
                    console.log(fmt, test.title);
                } else {
                    var fmt =
                        indent() +
                        color('checkmark', '  ' + Base.symbols.ok) +
                        color('pass', ' %s ') +
                        color(test.speed, '(%dms)');
                    cursor.CR();
                    console.log(fmt, test.title, test.duration);
                }
            });

            runner.on('fail', function(test, err) {
                cursor.CR();
                console.log(indent() + color('fail', '  %d) %s'), ++n, test.title);
            });

            runner.on('end', self.epilogue.bind(self));
        }

        /**
 * Inherit from `Base.prototype`.
 */

        function F() {}
        F.prototype = Base.prototype;
        Spec.prototype = new F();
        Spec.prototype.constructor = Spec;
    }); // module: reporters/spec.js

    require.register('reporters/tap.js', function(module, exports, require) {
        /**
 * Module dependencies.
 */

        var Base = require('./base'),
            cursor = Base.cursor,
            color = Base.color;

        /**
 * Expose `TAP`.
 */

        exports = module.exports = TAP;

        /**
 * Initialize a new `TAP` reporter.
 *
 * @param {Runner} runner
 * @api public
 */

        function TAP(runner) {
            Base.call(this, runner);

            var self = this,
                stats = this.stats,
                n = 1,
                passes = 0,
                failures = 0;

            runner.on('start', function() {
                var total = runner.grepTotal(runner.suite);
                console.log('%d..%d', 1, total);
            });

            runner.on('test end', function() {
                ++n;
            });

            runner.on('pending', function(test) {
                console.log('ok %d %s # SKIP -', n, title(test));
            });

            runner.on('pass', function(test) {
                passes++;
                console.log('ok %d %s', n, title(test));
            });

            runner.on('fail', function(test, err) {
                failures++;
                console.log('not ok %d %s', n, title(test));
                if (err.stack) console.log(err.stack.replace(/^/gm, '  '));
            });

            runner.on('end', function() {
                console.log('# tests ' + (passes + failures));
                console.log('# pass ' + passes);
                console.log('# fail ' + failures);
            });
        }

        /**
 * Return a TAP-safe title of `test`
 *
 * @param {Object} test
 * @return {String}
 * @api private
 */

        function title(test) {
            return test.fullTitle().replace(/#/g, '');
        }
    }); // module: reporters/tap.js

    require.register('reporters/xunit.js', function(module, exports, require) {
        /**
 * Module dependencies.
 */

        var Base = require('./base'),
            utils = require('../utils'),
            escape = utils.escape;

        /**
 * Save timer references to avoid Sinon interfering (see GH-237).
 */

        var Date = global.Date,
            setTimeout = global.setTimeout,
            setInterval = global.setInterval,
            clearTimeout = global.clearTimeout,
            clearInterval = global.clearInterval;

        /**
 * Expose `XUnit`.
 */

        exports = module.exports = XUnit;

        /**
 * Initialize a new `XUnit` reporter.
 *
 * @param {Runner} runner
 * @api public
 */

        function XUnit(runner) {
            Base.call(this, runner);
            var stats = this.stats,
                tests = [],
                self = this;

            runner.on('pending', function(test) {
                tests.push(test);
            });

            runner.on('pass', function(test) {
                tests.push(test);
            });

            runner.on('fail', function(test) {
                tests.push(test);
            });

            runner.on('end', function() {
                console.log(
                    tag(
                        'testsuite',
                        {
                            name: 'Mocha Tests',
                            tests: stats.tests,
                            failures: stats.failures,
                            errors: stats.failures,
                            skipped: stats.tests - stats.failures - stats.passes,
                            timestamp: new Date().toUTCString(),
                            time: stats.duration / 1000 || 0
                        },
                        false
                    )
                );

                tests.forEach(test);
                console.log('</testsuite>');
            });
        }

        /**
 * Inherit from `Base.prototype`.
 */

        function F() {}
        F.prototype = Base.prototype;
        XUnit.prototype = new F();
        XUnit.prototype.constructor = XUnit;

        /**
 * Output tag for the given `test.`
 */

        function test(test) {
            var attrs = {
                classname: test.parent.fullTitle(),
                name: test.title,
                time: test.duration / 1000 || 0
            };

            if ('failed' == test.state) {
                var err = test.err;
                console.log(
                    tag(
                        'testcase',
                        attrs,
                        false,
                        tag('failure', {}, false, cdata(escape(err.message) + '\n' + err.stack))
                    )
                );
            } else if (test.pending) {
                console.log(tag('testcase', attrs, false, tag('skipped', {}, true)));
            } else {
                console.log(tag('testcase', attrs, true));
            }
        }

        /**
 * HTML tag helper.
 */

        function tag(name, attrs, close, content) {
            var end = close ? '/>' : '>',
                pairs = [],
                tag;

            for (var key in attrs) {
                pairs.push(key + '="' + escape(attrs[key]) + '"');
            }

            tag = '<' + name + (pairs.length ? ' ' + pairs.join(' ') : '') + end;
            if (content) tag += content + '</' + name + end;
            return tag;
        }

        /**
 * Return cdata escaped CDATA `str`.
 */

        function cdata(str) {
            return '<![CDATA[' + escape(str) + ']]>';
        }
    }); // module: reporters/xunit.js

    require.register('runnable.js', function(module, exports, require) {
        /**
 * Module dependencies.
 */

        var EventEmitter = require('browser/events').EventEmitter,
            debug = require('browser/debug')('mocha:runnable'),
            milliseconds = require('./ms');

        /**
 * Save timer references to avoid Sinon interfering (see GH-237).
 */

        var Date = global.Date,
            setTimeout = global.setTimeout,
            setInterval = global.setInterval,
            clearTimeout = global.clearTimeout,
            clearInterval = global.clearInterval;

        /**
 * Object#toString().
 */

        var toString = Object.prototype.toString;

        /**
 * Expose `Runnable`.
 */

        module.exports = Runnable;

        /**
 * Initialize a new `Runnable` with the given `title` and callback `fn`.
 *
 * @param {String} title
 * @param {Function} fn
 * @api private
 */

        function Runnable(title, fn) {
            this.title = title;
            this.fn = fn;
            this.async = fn && fn.length;
            this.sync = !this.async;
            this._timeout = 2000;
            this._slow = 75;
            this._enableTimeouts = true;
            this.timedOut = false;
        }

        /**
 * Inherit from `EventEmitter.prototype`.
 */

        function F() {}
        F.prototype = EventEmitter.prototype;
        Runnable.prototype = new F();
        Runnable.prototype.constructor = Runnable;

        /**
 * Set & get timeout `ms`.
 *
 * @param {Number|String} ms
 * @return {Runnable|Number} ms or self
 * @api private
 */

        Runnable.prototype.timeout = function(ms) {
            if (0 == arguments.length) return this._timeout;
            if (ms === 0) this._enableTimeouts = false;
            if ('string' == typeof ms) ms = milliseconds(ms);
            debug('timeout %d', ms);
            this._timeout = ms;
            if (this.timer) this.resetTimeout();
            return this;
        };

        /**
 * Set & get slow `ms`.
 *
 * @param {Number|String} ms
 * @return {Runnable|Number} ms or self
 * @api private
 */

        Runnable.prototype.slow = function(ms) {
            if (0 === arguments.length) return this._slow;
            if ('string' == typeof ms) ms = milliseconds(ms);
            debug('timeout %d', ms);
            this._slow = ms;
            return this;
        };

        /**
 * Set and & get timeout `enabled`.
 *
 * @param {Boolean} enabled
 * @return {Runnable|Boolean} enabled or self
 * @api private
 */

        Runnable.prototype.enableTimeouts = function(enabled) {
            if (arguments.length === 0) return this._enableTimeouts;
            debug('enableTimeouts %s', enabled);
            this._enableTimeouts = enabled;
            return this;
        };

        /**
 * Return the full title generated by recursively
 * concatenating the parent's full title.
 *
 * @return {String}
 * @api public
 */

        Runnable.prototype.fullTitle = function() {
            return this.parent.fullTitle() + ' ' + this.title;
        };

        /**
 * Clear the timeout.
 *
 * @api private
 */

        Runnable.prototype.clearTimeout = function() {
            clearTimeout(this.timer);
        };

        /**
 * Inspect the runnable void of private properties.
 *
 * @return {String}
 * @api private
 */

        Runnable.prototype.inspect = function() {
            return JSON.stringify(
                this,
                function(key, val) {
                    if ('_' == key[0]) return;
                    if ('parent' == key) return '#<Suite>';
                    if ('ctx' == key) return '#<Context>';
                    return val;
                },
                2
            );
        };

        /**
 * Reset the timeout.
 *
 * @api private
 */

        Runnable.prototype.resetTimeout = function() {
            var self = this;
            var ms = this.timeout() || 1e9;

            if (!this._enableTimeouts) return;
            this.clearTimeout();
            this.timer = setTimeout(function() {
                if (!self._enableTimeouts) return;
                self.callback(new Error('timeout of ' + ms + 'ms exceeded'));
                self.timedOut = true;
            }, ms);
        };

        /**
 * Whitelist these globals for this test run
 *
 * @api private
 */
        Runnable.prototype.globals = function(arr) {
            var self = this;
            this._allowedGlobals = arr;
        };

        /**
 * Run the test and invoke `fn(err)`.
 *
 * @param {Function} fn
 * @api private
 */

        Runnable.prototype.run = function(fn) {
            var self = this,
                start = new Date(),
                ctx = this.ctx,
                finished,
                emitted;

            // Some times the ctx exists but it is not runnable
            if (ctx && ctx.runnable) ctx.runnable(this);

            // called multiple times
            function multiple(err) {
                if (emitted) return;
                emitted = true;
                self.emit('error', err || new Error('done() called multiple times'));
            }

            // finished
            function done(err) {
                var ms = self.timeout();
                if (self.timedOut) return;
                if (finished) return multiple(err);
                self.clearTimeout();
                self.duration = new Date() - start;
                finished = true;
                if (!err && self.duration > ms && self._enableTimeouts)
                    err = new Error('timeout of ' + ms + 'ms exceeded');
                fn(err);
            }

            // for .resetTimeout()
            this.callback = done;

            // explicit async with `done` argument
            if (this.async) {
                this.resetTimeout();

                try {
                    this.fn.call(ctx, function(err) {
                        if (err instanceof Error || toString.call(err) === '[object Error]')
                            return done(err);
                        if (null != err) {
                            if (Object.prototype.toString.call(err) === '[object Object]') {
                                return done(
                                    new Error(
                                        'done() invoked with non-Error: ' + JSON.stringify(err)
                                    )
                                );
                            } else {
                                return done(new Error('done() invoked with non-Error: ' + err));
                            }
                        }
                        done();
                    });
                } catch (err) {
                    done(err);
                }
                return;
            }

            if (this.asyncOnly) {
                return done(new Error('--async-only option in use without declaring `done()`'));
            }

            // sync or promise-returning
            try {
                if (this.pending) {
                    done();
                } else {
                    callFn(this.fn);
                }
            } catch (err) {
                done(err);
            }

            function callFn(fn) {
                var result = fn.call(ctx);
                if (result && typeof result.then === 'function') {
                    self.resetTimeout();
                    result.then(
                        function() {
                            done();
                        },
                        function(reason) {
                            done(reason || new Error('Promise rejected with no or falsy reason'));
                        }
                    );
                } else {
                    done();
                }
            }
        };
    }); // module: runnable.js

    require.register('runner.js', function(module, exports, require) {
        /**
 * Module dependencies.
 */

        var EventEmitter = require('browser/events').EventEmitter,
            debug = require('browser/debug')('mocha:runner'),
            Test = require('./test'),
            utils = require('./utils'),
            filter = utils.filter,
            keys = utils.keys;

        /**
 * Non-enumerable globals.
 */

        var globals = [
            'setTimeout',
            'clearTimeout',
            'setInterval',
            'clearInterval',
            'XMLHttpRequest',
            'Date'
        ];

        /**
 * Expose `Runner`.
 */

        module.exports = Runner;

        /**
 * Initialize a `Runner` for the given `suite`.
 *
 * Events:
 *
 *   - `start`  execution started
 *   - `end`  execution complete
 *   - `suite`  (suite) test suite execution started
 *   - `suite end`  (suite) all tests (and sub-suites) have finished
 *   - `test`  (test) test execution started
 *   - `test end`  (test) test completed
 *   - `hook`  (hook) hook execution started
 *   - `hook end`  (hook) hook complete
 *   - `pass`  (test) test passed
 *   - `fail`  (test, err) test failed
 *   - `pending`  (test) test pending
 *
 * @api public
 */

        function Runner(suite) {
            var self = this;
            this._globals = [];
            this._abort = false;
            this.suite = suite;
            this.total = suite.total();
            this.failures = 0;
            this.on('test end', function(test) {
                self.checkGlobals(test);
            });
            this.on('hook end', function(hook) {
                self.checkGlobals(hook);
            });
            this.grep(/.*/);
            this.globals(this.globalProps().concat(extraGlobals()));
        }

        /**
 * Wrapper for setImmediate, process.nextTick, or browser polyfill.
 *
 * @param {Function} fn
 * @api private
 */

        Runner.immediately = global.setImmediate || process.nextTick;

        /**
 * Inherit from `EventEmitter.prototype`.
 */

        function F() {}
        F.prototype = EventEmitter.prototype;
        Runner.prototype = new F();
        Runner.prototype.constructor = Runner;

        /**
 * Run tests with full titles matching `re`. Updates runner.total
 * with number of tests matched.
 *
 * @param {RegExp} re
 * @param {Boolean} invert
 * @return {Runner} for chaining
 * @api public
 */

        Runner.prototype.grep = function(re, invert) {
            debug('grep %s', re);
            this._grep = re;
            this._invert = invert;
            this.total = this.grepTotal(this.suite);
            return this;
        };

        /**
 * Returns the number of tests matching the grep search for the
 * given suite.
 *
 * @param {Suite} suite
 * @return {Number}
 * @api public
 */

        Runner.prototype.grepTotal = function(suite) {
            var self = this;
            var total = 0;

            suite.eachTest(function(test) {
                var match = self._grep.test(test.fullTitle());
                if (self._invert) match = !match;
                if (match) total++;
            });

            return total;
        };

        /**
 * Return a list of global properties.
 *
 * @return {Array}
 * @api private
 */

        Runner.prototype.globalProps = function() {
            var props = utils.keys(global);

            // non-enumerables
            for (var i = 0; i < globals.length; ++i) {
                if (~utils.indexOf(props, globals[i])) continue;
                props.push(globals[i]);
            }

            return props;
        };

        /**
 * Allow the given `arr` of globals.
 *
 * @param {Array} arr
 * @return {Runner} for chaining
 * @api public
 */

        Runner.prototype.globals = function(arr) {
            if (0 == arguments.length) return this._globals;
            debug('globals %j', arr);
            this._globals = this._globals.concat(arr);
            return this;
        };

        /**
 * Check for global variable leaks.
 *
 * @api private
 */

        Runner.prototype.checkGlobals = function(test) {
            if (this.ignoreLeaks) return;
            var ok = this._globals;

            var globals = this.globalProps();
            var leaks;

            if (test) {
                ok = ok.concat(test._allowedGlobals || []);
            }

            if (this.prevGlobalsLength == globals.length) return;
            this.prevGlobalsLength = globals.length;

            leaks = filterLeaks(ok, globals);
            this._globals = this._globals.concat(leaks);

            if (leaks.length > 1) {
                this.fail(test, new Error('global leaks detected: ' + leaks.join(', ') + ''));
            } else if (leaks.length) {
                this.fail(test, new Error('global leak detected: ' + leaks[0]));
            }
        };

        /**
 * Fail the given `test`.
 *
 * @param {Test} test
 * @param {Error} err
 * @api private
 */

        Runner.prototype.fail = function(test, err) {
            ++this.failures;
            test.state = 'failed';

            if ('string' == typeof err) {
                err = new Error('the string "' + err + '" was thrown, throw an Error :)');
            }

            this.emit('fail', test, err);
        };

        /**
 * Fail the given `hook` with `err`.
 *
 * Hook failures work in the following pattern:
 * - If bail, then exit
 * - Failed `before` hook skips all tests in a suite and subsuites,
 *   but jumps to corresponding `after` hook
 * - Failed `before each` hook skips remaining tests in a
 *   suite and jumps to corresponding `after each` hook,
 *   which is run only once
 * - Failed `after` hook does not alter
 *   execution order
 * - Failed `after each` hook skips remaining tests in a
 *   suite and subsuites, but executes other `after each`
 *   hooks
 *
 * @param {Hook} hook
 * @param {Error} err
 * @api private
 */

        Runner.prototype.failHook = function(hook, err) {
            this.fail(hook, err);
            if (this.suite.bail()) {
                this.emit('end');
            }
        };

        /**
 * Run hook `name` callbacks and then invoke `fn()`.
 *
 * @param {String} name
 * @param {Function} function
 * @api private
 */

        Runner.prototype.hook = function(name, fn) {
            var suite = this.suite,
                hooks = suite['_' + name],
                self = this,
                timer;

            function next(i) {
                var hook = hooks[i];
                if (!hook) return fn();
                if (self.failures && suite.bail()) return fn();
                self.currentRunnable = hook;

                hook.ctx.currentTest = self.test;

                self.emit('hook', hook);

                hook.on('error', function(err) {
                    self.failHook(hook, err);
                });

                hook.run(function(err) {
                    hook.removeAllListeners('error');
                    var testError = hook.error();
                    if (testError) self.fail(self.test, testError);
                    if (err) {
                        self.failHook(hook, err);

                        // stop executing hooks, notify callee of hook err
                        return fn(err);
                    }
                    self.emit('hook end', hook);
                    delete hook.ctx.currentTest;
                    next(++i);
                });
            }

            Runner.immediately(function() {
                next(0);
            });
        };

        /**
 * Run hook `name` for the given array of `suites`
 * in order, and callback `fn(err, errSuite)`.
 *
 * @param {String} name
 * @param {Array} suites
 * @param {Function} fn
 * @api private
 */

        Runner.prototype.hooks = function(name, suites, fn) {
            var self = this,
                orig = this.suite;

            function next(suite) {
                self.suite = suite;

                if (!suite) {
                    self.suite = orig;
                    return fn();
                }

                self.hook(name, function(err) {
                    if (err) {
                        var errSuite = self.suite;
                        self.suite = orig;
                        return fn(err, errSuite);
                    }

                    next(suites.pop());
                });
            }

            next(suites.pop());
        };

        /**
 * Run hooks from the top level down.
 *
 * @param {String} name
 * @param {Function} fn
 * @api private
 */

        Runner.prototype.hookUp = function(name, fn) {
            var suites = [this.suite].concat(this.parents()).reverse();
            this.hooks(name, suites, fn);
        };

        /**
 * Run hooks from the bottom up.
 *
 * @param {String} name
 * @param {Function} fn
 * @api private
 */

        Runner.prototype.hookDown = function(name, fn) {
            var suites = [this.suite].concat(this.parents());
            this.hooks(name, suites, fn);
        };

        /**
 * Return an array of parent Suites from
 * closest to furthest.
 *
 * @return {Array}
 * @api private
 */

        Runner.prototype.parents = function() {
            var suite = this.suite,
                suites = [];
            while ((suite = suite.parent)) suites.push(suite);
            return suites;
        };

        /**
 * Run the current test and callback `fn(err)`.
 *
 * @param {Function} fn
 * @api private
 */

        Runner.prototype.runTest = function(fn) {
            var test = this.test,
                self = this;

            if (this.asyncOnly) test.asyncOnly = true;

            try {
                test.on('error', function(err) {
                    self.fail(test, err);
                });
                test.run(fn);
            } catch (err) {
                fn(err);
            }
        };

        /**
 * Run tests in the given `suite` and invoke
 * the callback `fn()` when complete.
 *
 * @param {Suite} suite
 * @param {Function} fn
 * @api private
 */

        Runner.prototype.runTests = function(suite, fn) {
            var self = this,
                tests = suite.tests.slice(),
                test;

            function hookErr(err, errSuite, after) {
                // before/after Each hook for errSuite failed:
                var orig = self.suite;

                // for failed 'after each' hook start from errSuite parent,
                // otherwise start from errSuite itself
                self.suite = after ? errSuite.parent : errSuite;

                if (self.suite) {
                    // call hookUp afterEach
                    self.hookUp('afterEach', function(err2, errSuite2) {
                        self.suite = orig;
                        // some hooks may fail even now
                        if (err2) return hookErr(err2, errSuite2, true);
                        // report error suite
                        fn(errSuite);
                    });
                } else {
                    // there is no need calling other 'after each' hooks
                    self.suite = orig;
                    fn(errSuite);
                }
            }

            function next(err, errSuite) {
                // if we bail after first err
                if (self.failures && suite._bail) return fn();

                if (self._abort) return fn();

                if (err) return hookErr(err, errSuite, true);

                // next test
                test = tests.shift();

                // all done
                if (!test) return fn();

                // grep
                var match = self._grep.test(test.fullTitle());
                if (self._invert) match = !match;
                if (!match) return next();

                // pending
                if (test.pending) {
                    self.emit('pending', test);
                    self.emit('test end', test);
                    return next();
                }

                // execute test and hook(s)
                self.emit('test', (self.test = test));
                self.hookDown('beforeEach', function(err, errSuite) {
                    if (err) return hookErr(err, errSuite, false);

                    self.currentRunnable = self.test;
                    self.runTest(function(err) {
                        test = self.test;

                        if (err) {
                            self.fail(test, err);
                            self.emit('test end', test);
                            return self.hookUp('afterEach', next);
                        }

                        test.state = 'passed';
                        self.emit('pass', test);
                        self.emit('test end', test);
                        self.hookUp('afterEach', next);
                    });
                });
            }

            this.next = next;
            next();
        };

        /**
 * Run the given `suite` and invoke the
 * callback `fn()` when complete.
 *
 * @param {Suite} suite
 * @param {Function} fn
 * @api private
 */

        Runner.prototype.runSuite = function(suite, fn) {
            var total = this.grepTotal(suite),
                self = this,
                i = 0;

            debug('run suite %s', suite.fullTitle());

            if (!total) return fn();

            this.emit('suite', (this.suite = suite));

            function next(errSuite) {
                if (errSuite) {
                    // current suite failed on a hook from errSuite
                    if (errSuite == suite) {
                        // if errSuite is current suite
                        // continue to the next sibling suite
                        return done();
                    } else {
                        // errSuite is among the parents of current suite
                        // stop execution of errSuite and all sub-suites
                        return done(errSuite);
                    }
                }

                if (self._abort) return done();

                var curr = suite.suites[i++];
                if (!curr) return done();
                self.runSuite(curr, next);
            }

            function done(errSuite) {
                self.suite = suite;
                self.hook('afterAll', function() {
                    self.emit('suite end', suite);
                    fn(errSuite);
                });
            }

            this.hook('beforeAll', function(err) {
                if (err) return done();
                self.runTests(suite, next);
            });
        };

        /**
 * Handle uncaught exceptions.
 *
 * @param {Error} err
 * @api private
 */

        Runner.prototype.uncaught = function(err) {
            if (err) {
                debug(
                    'uncaught exception %s',
                    err !==
                    function() {
                        return this;
                    }.call(err)
                        ? err
                        : err.message || err
                );
            } else {
                debug('uncaught undefined exception');
                err = new Error('Caught undefined error, did you throw without specifying what?');
            }
            err.uncaught = true;

            var runnable = this.currentRunnable;
            if (!runnable) return;

            var wasAlreadyDone = runnable.state;
            this.fail(runnable, err);

            runnable.clearTimeout();

            if (wasAlreadyDone) return;

            // recover from test
            if ('test' == runnable.type) {
                this.emit('test end', runnable);
                this.hookUp('afterEach', this.next);
                return;
            }

            // bail on hooks
            this.emit('end');
        };

        /**
 * Run the root suite and invoke `fn(failures)`
 * on completion.
 *
 * @param {Function} fn
 * @return {Runner} for chaining
 * @api public
 */

        Runner.prototype.run = function(fn) {
            var self = this,
                fn = fn || function() {};

            function uncaught(err) {
                self.uncaught(err);
            }

            debug('start');

            // callback
            this.on('end', function() {
                debug('end');
                process.removeListener('uncaughtException', uncaught);
                fn(self.failures);
            });

            // run suites
            this.emit('start');
            this.runSuite(this.suite, function() {
                debug('finished running');
                self.emit('end');
            });

            // uncaught exception
            process.on('uncaughtException', uncaught);

            return this;
        };

        /**
 * Cleanly abort execution
 *
 * @return {Runner} for chaining
 * @api public
 */
        Runner.prototype.abort = function() {
            debug('aborting');
            this._abort = true;
        };

        /**
 * Filter leaks with the given globals flagged as `ok`.
 *
 * @param {Array} ok
 * @param {Array} globals
 * @return {Array}
 * @api private
 */

        function filterLeaks(ok, globals) {
            return filter(globals, function(key) {
                // Firefox and Chrome exposes iframes as index inside the window object
                if (/^d+/.test(key)) return false;

                // in firefox
                // if runner runs in an iframe, this iframe's window.getInterface method not init at first
                // it is assigned in some seconds
                if (global.navigator && /^getInterface/.test(key)) return false;

                // an iframe could be approached by window[iframeIndex]
                // in ie6,7,8 and opera, iframeIndex is enumerable, this could cause leak
                if (global.navigator && /^\d+/.test(key)) return false;

                // Opera and IE expose global variables for HTML element IDs (issue #243)
                if (/^mocha-/.test(key)) return false;

                var matched = filter(ok, function(ok) {
                    if (~ok.indexOf('*')) return 0 == key.indexOf(ok.split('*')[0]);
                    return key == ok;
                });
                return matched.length == 0 && (!global.navigator || 'onerror' !== key);
            });
        }

        /**
 * Array of globals dependent on the environment.
 *
 * @return {Array}
 * @api private
 */

        function extraGlobals() {
            if (typeof process === 'object' && typeof process.version === 'string') {
                var nodeVersion = process.version.split('.').reduce(function(a, v) {
                    return (a << 8) | v;
                });

                // 'errno' was renamed to process._errno in v0.9.11.

                if (nodeVersion < 0x00090b) {
                    return ['errno'];
                }
            }

            return [];
        }
    }); // module: runner.js

    require.register('suite.js', function(module, exports, require) {
        /**
 * Module dependencies.
 */

        var EventEmitter = require('browser/events').EventEmitter,
            debug = require('browser/debug')('mocha:suite'),
            milliseconds = require('./ms'),
            utils = require('./utils'),
            Hook = require('./hook');

        /**
 * Expose `Suite`.
 */

        exports = module.exports = Suite;

        /**
 * Create a new `Suite` with the given `title`
 * and parent `Suite`. When a suite with the
 * same title is already present, that suite
 * is returned to provide nicer reporter
 * and more flexible meta-testing.
 *
 * @param {Suite} parent
 * @param {String} title
 * @return {Suite}
 * @api public
 */

        exports.create = function(parent, title) {
            var suite = new Suite(title, parent.ctx);
            suite.parent = parent;
            if (parent.pending) suite.pending = true;
            title = suite.fullTitle();
            parent.addSuite(suite);
            return suite;
        };

        /**
 * Initialize a new `Suite` with the given
 * `title` and `ctx`.
 *
 * @param {String} title
 * @param {Context} ctx
 * @api private
 */

        function Suite(title, parentContext) {
            this.title = title;
            var context = function() {};
            context.prototype = parentContext;
            this.ctx = new context();
            this.suites = [];
            this.tests = [];
            this.pending = false;
            this._beforeEach = [];
            this._beforeAll = [];
            this._afterEach = [];
            this._afterAll = [];
            this.root = !title;
            this._timeout = 2000;
            this._enableTimeouts = true;
            this._slow = 75;
            this._bail = false;
        }

        /**
 * Inherit from `EventEmitter.prototype`.
 */

        function F() {}
        F.prototype = EventEmitter.prototype;
        Suite.prototype = new F();
        Suite.prototype.constructor = Suite;

        /**
 * Return a clone of this `Suite`.
 *
 * @return {Suite}
 * @api private
 */

        Suite.prototype.clone = function() {
            var suite = new Suite(this.title);
            debug('clone');
            suite.ctx = this.ctx;
            suite.timeout(this.timeout());
            suite.enableTimeouts(this.enableTimeouts());
            suite.slow(this.slow());
            suite.bail(this.bail());
            return suite;
        };

        /**
 * Set timeout `ms` or short-hand such as "2s".
 *
 * @param {Number|String} ms
 * @return {Suite|Number} for chaining
 * @api private
 */

        Suite.prototype.timeout = function(ms) {
            if (0 == arguments.length) return this._timeout;
            if (ms === 0) this._enableTimeouts = false;
            if ('string' == typeof ms) ms = milliseconds(ms);
            debug('timeout %d', ms);
            this._timeout = parseInt(ms, 10);
            return this;
        };

        /**
  * Set timeout `enabled`.
  *
  * @param {Boolean} enabled
  * @return {Suite|Boolean} self or enabled
  * @api private
  */

        Suite.prototype.enableTimeouts = function(enabled) {
            if (arguments.length === 0) return this._enableTimeouts;
            debug('enableTimeouts %s', enabled);
            this._enableTimeouts = enabled;
            return this;
        };

        /**
 * Set slow `ms` or short-hand such as "2s".
 *
 * @param {Number|String} ms
 * @return {Suite|Number} for chaining
 * @api private
 */

        Suite.prototype.slow = function(ms) {
            if (0 === arguments.length) return this._slow;
            if ('string' == typeof ms) ms = milliseconds(ms);
            debug('slow %d', ms);
            this._slow = ms;
            return this;
        };

        /**
 * Sets whether to bail after first error.
 *
 * @parma {Boolean} bail
 * @return {Suite|Number} for chaining
 * @api private
 */

        Suite.prototype.bail = function(bail) {
            if (0 == arguments.length) return this._bail;
            debug('bail %s', bail);
            this._bail = bail;
            return this;
        };

        /**
 * Run `fn(test[, done])` before running tests.
 *
 * @param {Function} fn
 * @return {Suite} for chaining
 * @api private
 */

        Suite.prototype.beforeAll = function(title, fn) {
            if (this.pending) return this;
            if ('function' === typeof title) {
                fn = title;
                title = fn.name;
            }
            title = '"before all" hook' + (title ? ': ' + title : '');

            var hook = new Hook(title, fn);
            hook.parent = this;
            hook.timeout(this.timeout());
            hook.enableTimeouts(this.enableTimeouts());
            hook.slow(this.slow());
            hook.ctx = this.ctx;
            this._beforeAll.push(hook);
            this.emit('beforeAll', hook);
            return this;
        };

        /**
 * Run `fn(test[, done])` after running tests.
 *
 * @param {Function} fn
 * @return {Suite} for chaining
 * @api private
 */

        Suite.prototype.afterAll = function(title, fn) {
            if (this.pending) return this;
            if ('function' === typeof title) {
                fn = title;
                title = fn.name;
            }
            title = '"after all" hook' + (title ? ': ' + title : '');

            var hook = new Hook(title, fn);
            hook.parent = this;
            hook.timeout(this.timeout());
            hook.enableTimeouts(this.enableTimeouts());
            hook.slow(this.slow());
            hook.ctx = this.ctx;
            this._afterAll.push(hook);
            this.emit('afterAll', hook);
            return this;
        };

        /**
 * Run `fn(test[, done])` before each test case.
 *
 * @param {Function} fn
 * @return {Suite} for chaining
 * @api private
 */

        Suite.prototype.beforeEach = function(title, fn) {
            if (this.pending) return this;
            if ('function' === typeof title) {
                fn = title;
                title = fn.name;
            }
            title = '"before each" hook' + (title ? ': ' + title : '');

            var hook = new Hook(title, fn);
            hook.parent = this;
            hook.timeout(this.timeout());
            hook.enableTimeouts(this.enableTimeouts());
            hook.slow(this.slow());
            hook.ctx = this.ctx;
            this._beforeEach.push(hook);
            this.emit('beforeEach', hook);
            return this;
        };

        /**
 * Run `fn(test[, done])` after each test case.
 *
 * @param {Function} fn
 * @return {Suite} for chaining
 * @api private
 */

        Suite.prototype.afterEach = function(title, fn) {
            if (this.pending) return this;
            if ('function' === typeof title) {
                fn = title;
                title = fn.name;
            }
            title = '"after each" hook' + (title ? ': ' + title : '');

            var hook = new Hook(title, fn);
            hook.parent = this;
            hook.timeout(this.timeout());
            hook.enableTimeouts(this.enableTimeouts());
            hook.slow(this.slow());
            hook.ctx = this.ctx;
            this._afterEach.push(hook);
            this.emit('afterEach', hook);
            return this;
        };

        /**
 * Add a test `suite`.
 *
 * @param {Suite} suite
 * @return {Suite} for chaining
 * @api private
 */

        Suite.prototype.addSuite = function(suite) {
            suite.parent = this;
            suite.timeout(this.timeout());
            suite.enableTimeouts(this.enableTimeouts());
            suite.slow(this.slow());
            suite.bail(this.bail());
            this.suites.push(suite);
            this.emit('suite', suite);
            return this;
        };

        /**
 * Add a `test` to this suite.
 *
 * @param {Test} test
 * @return {Suite} for chaining
 * @api private
 */

        Suite.prototype.addTest = function(test) {
            test.parent = this;
            test.timeout(this.timeout());
            test.enableTimeouts(this.enableTimeouts());
            test.slow(this.slow());
            test.ctx = this.ctx;
            this.tests.push(test);
            this.emit('test', test);
            return this;
        };

        /**
 * Return the full title generated by recursively
 * concatenating the parent's full title.
 *
 * @return {String}
 * @api public
 */

        Suite.prototype.fullTitle = function() {
            if (this.parent) {
                var full = this.parent.fullTitle();
                if (full) return full + ' ' + this.title;
            }
            return this.title;
        };

        /**
 * Return the total number of tests.
 *
 * @return {Number}
 * @api public
 */

        Suite.prototype.total = function() {
            return (
                utils.reduce(
                    this.suites,
                    function(sum, suite) {
                        return sum + suite.total();
                    },
                    0
                ) + this.tests.length
            );
        };

        /**
 * Iterates through each suite recursively to find
 * all tests. Applies a function in the format
 * `fn(test)`.
 *
 * @param {Function} fn
 * @return {Suite}
 * @api private
 */

        Suite.prototype.eachTest = function(fn) {
            utils.forEach(this.tests, fn);
            utils.forEach(this.suites, function(suite) {
                suite.eachTest(fn);
            });
            return this;
        };
    }); // module: suite.js

    require.register('test.js', function(module, exports, require) {
        /**
 * Module dependencies.
 */

        var Runnable = require('./runnable');

        /**
 * Expose `Test`.
 */

        module.exports = Test;

        /**
 * Initialize a new `Test` with the given `title` and callback `fn`.
 *
 * @param {String} title
 * @param {Function} fn
 * @api private
 */

        function Test(title, fn) {
            Runnable.call(this, title, fn);
            this.pending = !fn;
            this.type = 'test';
        }

        /**
 * Inherit from `Runnable.prototype`.
 */

        function F() {}
        F.prototype = Runnable.prototype;
        Test.prototype = new F();
        Test.prototype.constructor = Test;
    }); // module: test.js

    require.register('utils.js', function(module, exports, require) {
        /**
 * Module dependencies.
 */

        var fs = require('browser/fs'),
            path = require('browser/path'),
            basename = path.basename,
            exists = fs.existsSync || path.existsSync,
            glob = require('browser/glob'),
            join = path.join,
            debug = require('browser/debug')('mocha:watch');

        /**
 * Ignored directories.
 */

        var ignore = ['node_modules', '.git'];

        /**
 * Escape special characters in the given string of html.
 *
 * @param  {String} html
 * @return {String}
 * @api private
 */

        exports.escape = function(html) {
            return String(html)
                .replace(/&/g, '&amp;')
                .replace(/"/g, '&quot;')
                .replace(/</g, '&lt;')
                .replace(/>/g, '&gt;');
        };

        /**
 * Array#forEach (<=IE8)
 *
 * @param {Array} array
 * @param {Function} fn
 * @param {Object} scope
 * @api private
 */

        exports.forEach = function(arr, fn, scope) {
            for (var i = 0, l = arr.length; i < l; i++) fn.call(scope, arr[i], i);
        };

        /**
 * Array#map (<=IE8)
 *
 * @param {Array} array
 * @param {Function} fn
 * @param {Object} scope
 * @api private
 */

        exports.map = function(arr, fn, scope) {
            var result = [];
            for (var i = 0, l = arr.length; i < l; i++) result.push(fn.call(scope, arr[i], i));
            return result;
        };

        /**
 * Array#indexOf (<=IE8)
 *
 * @parma {Array} arr
 * @param {Object} obj to find index of
 * @param {Number} start
 * @api private
 */

        exports.indexOf = function(arr, obj, start) {
            for (var i = start || 0, l = arr.length; i < l; i++) {
                if (arr[i] === obj) return i;
            }
            return -1;
        };

        /**
 * Array#reduce (<=IE8)
 *
 * @param {Array} array
 * @param {Function} fn
 * @param {Object} initial value
 * @api private
 */

        exports.reduce = function(arr, fn, val) {
            var rval = val;

            for (var i = 0, l = arr.length; i < l; i++) {
                rval = fn(rval, arr[i], i, arr);
            }

            return rval;
        };

        /**
 * Array#filter (<=IE8)
 *
 * @param {Array} array
 * @param {Function} fn
 * @api private
 */

        exports.filter = function(arr, fn) {
            var ret = [];

            for (var i = 0, l = arr.length; i < l; i++) {
                var val = arr[i];
                if (fn(val, i, arr)) ret.push(val);
            }

            return ret;
        };

        /**
 * Object.keys (<=IE8)
 *
 * @param {Object} obj
 * @return {Array} keys
 * @api private
 */

        exports.keys =
            Object.keys ||
            function(obj) {
                var keys = [],
                    has = Object.prototype.hasOwnProperty; // for `window` on <=IE8

                for (var key in obj) {
                    if (has.call(obj, key)) {
                        keys.push(key);
                    }
                }

                return keys;
            };

        /**
 * Watch the given `files` for changes
 * and invoke `fn(file)` on modification.
 *
 * @param {Array} files
 * @param {Function} fn
 * @api private
 */

        exports.watch = function(files, fn) {
            var options = {interval: 100};
            files.forEach(function(file) {
                debug('file %s', file);
                fs.watchFile(file, options, function(curr, prev) {
                    if (prev.mtime < curr.mtime) fn(file);
                });
            });
        };

        /**
 * Ignored files.
 */

        function ignored(path) {
            return !~ignore.indexOf(path);
        }

        /**
 * Lookup files in the given `dir`.
 *
 * @return {Array}
 * @api private
 */

        exports.files = function(dir, ext, ret) {
            ret = ret || [];
            ext = ext || ['js'];

            var re = new RegExp('\\.(' + ext.join('|') + ')$');

            fs.readdirSync(dir).filter(ignored).forEach(function(path) {
                path = join(dir, path);
                if (fs.statSync(path).isDirectory()) {
                    exports.files(path, ext, ret);
                } else if (path.match(re)) {
                    ret.push(path);
                }
            });

            return ret;
        };

        /**
 * Compute a slug from the given `str`.
 *
 * @param {String} str
 * @return {String}
 * @api private
 */

        exports.slug = function(str) {
            return str.toLowerCase().replace(/ +/g, '-').replace(/[^-\w]/g, '');
        };

        /**
 * Strip the function definition from `str`,
 * and re-indent for pre whitespace.
 */

        exports.clean = function(str) {
            str = str
                .replace(/\r\n?|[\n\u2028\u2029]/g, '\n')
                .replace(/^\uFEFF/, '')
                .replace(/^function *\(.*\) *{|\(.*\) *=> *{?/, '')
                .replace(/\s+\}$/, '');

            var spaces = str.match(/^\n?( *)/)[1].length,
                tabs = str.match(/^\n?(\t*)/)[1].length,
                re = new RegExp(
                    '^\n?' + (tabs ? '\t' : ' ') + '{' + (tabs ? tabs : spaces) + '}',
                    'gm'
                );

            str = str.replace(re, '');

            return exports.trim(str);
        };

        /**
 * Trim the given `str`.
 *
 * @param {String} str
 * @return {String}
 * @api private
 */

        exports.trim = function(str) {
            return str.replace(/^\s+|\s+$/g, '');
        };

        /**
 * Parse the given `qs`.
 *
 * @param {String} qs
 * @return {Object}
 * @api private
 */

        exports.parseQuery = function(qs) {
            return exports.reduce(
                qs.replace('?', '').split('&'),
                function(obj, pair) {
                    var i = pair.indexOf('='),
                        key = pair.slice(0, i),
                        val = pair.slice(++i);

                    obj[key] = decodeURIComponent(val);
                    return obj;
                },
                {}
            );
        };

        /**
 * Highlight the given string of `js`.
 *
 * @param {String} js
 * @return {String}
 * @api private
 */

        function highlight(js) {
            return js
                .replace(/</g, '&lt;')
                .replace(/>/g, '&gt;')
                .replace(/\/\/(.*)/gm, '<span class="comment">//$1</span>')
                .replace(/('.*?')/gm, '<span class="string">$1</span>')
                .replace(/(\d+\.\d+)/gm, '<span class="number">$1</span>')
                .replace(/(\d+)/gm, '<span class="number">$1</span>')
                .replace(
                    /\bnew[ \t]+(\w+)/gm,
                    '<span class="keyword">new</span> <span class="init">$1</span>'
                )
                .replace(
                    /\b(function|new|throw|return|var|if|else)\b/gm,
                    '<span class="keyword">$1</span>'
                );
        }

        /**
 * Highlight the contents of tag `name`.
 *
 * @param {String} name
 * @api private
 */

        exports.highlightTags = function(name) {
            var code = document.getElementById('mocha').getElementsByTagName(name);
            for (var i = 0, len = code.length; i < len; ++i) {
                code[i].innerHTML = highlight(code[i].innerHTML);
            }
        };

        /**
 * Stringify `obj`.
 *
 * @param {Object} obj
 * @return {String}
 * @api private
 */

        exports.stringify = function(obj) {
            if (obj instanceof RegExp) return obj.toString();
            return JSON.stringify(exports.canonicalize(obj), null, 2).replace(/,(\n|$)/g, '$1');
        };

        /**
 * Return a new object that has the keys in sorted order.
 * @param {Object} obj
 * @param {Array} [stack]
 * @return {Object}
 * @api private
 */

        exports.canonicalize = function(obj, stack) {
            stack = stack || [];

            if (exports.indexOf(stack, obj) !== -1) return '[Circular]';

            var canonicalizedObj;

            if ({}.toString.call(obj) === '[object Array]') {
                stack.push(obj);
                canonicalizedObj = exports.map(obj, function(item) {
                    return exports.canonicalize(item, stack);
                });
                stack.pop();
            } else if (typeof obj === 'object' && obj !== null) {
                stack.push(obj);
                canonicalizedObj = {};
                exports.forEach(exports.keys(obj).sort(), function(key) {
                    canonicalizedObj[key] = exports.canonicalize(obj[key], stack);
                });
                stack.pop();
            } else {
                canonicalizedObj = obj;
            }

            return canonicalizedObj;
        };

        /**
 * Lookup file names at the given `path`.
 */
        exports.lookupFiles = function lookupFiles(path, extensions, recursive) {
            var files = [];
            var re = new RegExp('\\.(' + extensions.join('|') + ')$');

            if (!exists(path)) {
                if (exists(path + '.js')) {
                    path += '.js';
                } else {
                    files = glob.sync(path);
                    if (!files.length)
                        throw new Error("cannot resolve path (or pattern) '" + path + "'");
                    return files;
                }
            }

            try {
                var stat = fs.statSync(path);
                if (stat.isFile()) return path;
            } catch (ignored) {
                return;
            }

            fs.readdirSync(path).forEach(function(file) {
                file = join(path, file);
                try {
                    var stat = fs.statSync(file);
                    if (stat.isDirectory()) {
                        if (recursive) {
                            files = files.concat(lookupFiles(file, extensions, recursive));
                        }
                        return;
                    }
                } catch (ignored) {
                    return;
                }
                if (!stat.isFile() || !re.test(file) || basename(file)[0] === '.') return;
                files.push(file);
            });

            return files;
        };
    }); // module: utils.js
    // The global object is "self" in Web Workers.
    var global = (function() {
        return this;
    })();

    /**
 * Save timer references to avoid Sinon interfering (see GH-237).
 */

    var Date = global.Date;
    var setTimeout = global.setTimeout;
    var setInterval = global.setInterval;
    var clearTimeout = global.clearTimeout;
    var clearInterval = global.clearInterval;

    /**
 * Node shims.
 *
 * These are meant only to allow
 * mocha.js to run untouched, not
 * to allow running node code in
 * the browser.
 */

    var process = {};
    process.exit = function(status) {};
    process.stdout = {};

    var uncaughtExceptionHandlers = [];

    var originalOnerrorHandler = global.onerror;

    /**
 * Remove uncaughtException listener.
 * Revert to original onerror handler if previously defined.
 */

    process.removeListener = function(e, fn) {
        if ('uncaughtException' == e) {
            if (originalOnerrorHandler) {
                global.onerror = originalOnerrorHandler;
            } else {
                global.onerror = function() {};
            }
            var i = Mocha.utils.indexOf(uncaughtExceptionHandlers, fn);
            if (i != -1) {
                uncaughtExceptionHandlers.splice(i, 1);
            }
        }
    };

    /**
 * Implements uncaughtException listener.
 */

    process.on = function(e, fn) {
        if ('uncaughtException' == e) {
            global.onerror = function(err, url, line) {
                fn(new Error(err + ' (' + url + ':' + line + ')'));
                return true;
            };
            uncaughtExceptionHandlers.push(fn);
        }
    };

    /**
 * Expose mocha.
 */

    var Mocha = (global.Mocha = require('mocha')),
        mocha = (global.mocha = new Mocha({reporter: 'html'}));

    // The BDD UI is registered by default, but no UI will be functional in the
    // browser without an explicit call to the overridden `mocha.ui` (see below).
    // Ensure that this default UI does not expose its methods to the global scope.
    mocha.suite.removeAllListeners('pre-require');

    var immediateQueue = [],
        immediateTimeout;

    function timeslice() {
        var immediateStart = new Date().getTime();
        while (immediateQueue.length && new Date().getTime() - immediateStart < 100) {
            immediateQueue.shift()();
        }
        if (immediateQueue.length) {
            immediateTimeout = setTimeout(timeslice, 0);
        } else {
            immediateTimeout = null;
        }
    }

    /**
 * High-performance override of Runner.immediately.
 */

    Mocha.Runner.immediately = function(callback) {
        immediateQueue.push(callback);
        if (!immediateTimeout) {
            immediateTimeout = setTimeout(timeslice, 0);
        }
    };

    /**
 * Function to allow assertion libraries to throw errors directly into mocha.
 * This is useful when running tests in a browser because window.onerror will
 * only receive the 'message' attribute of the Error.
 */
    mocha.throwError = function(err) {
        Mocha.utils.forEach(uncaughtExceptionHandlers, function(fn) {
            fn(err);
        });
        throw err;
    };

    /**
 * Override ui to ensure that the ui functions are initialized.
 * Normally this would happen in Mocha.prototype.loadFiles.
 */

    mocha.ui = function(ui) {
        Mocha.prototype.ui.call(this, ui);
        this.suite.emit('pre-require', global, null, this);
        return this;
    };

    /**
 * Setup mocha with the given setting options.
 */

    mocha.setup = function(opts) {
        if ('string' == typeof opts) opts = {ui: opts};
        for (var opt in opts) this[opt](opts[opt]);
        return this;
    };

    /**
 * Run mocha, returning the Runner.
 */

    mocha.run = function(fn) {
        var options = mocha.options;
        mocha.globals('location');

        var query = Mocha.utils.parseQuery(global.location.search || '');
        if (query.grep) mocha.grep(query.grep);
        if (query.invert) mocha.invert();

        return Mocha.prototype.run.call(mocha, function(err) {
            // The DOM Document is not available in Web Workers.
            var document = global.document;
            if (document && document.getElementById('mocha') && options.noHighlighting !== true) {
                Mocha.utils.highlightTags('code');
            }
            if (fn) fn(err);
        });
    };

    /**
 * Expose the process shim.
 */

    Mocha.process = process;
})();