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"test: backgroundGradient"

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MoyuScript
2012-03-04 16:59:00 +00:00
parent ae453b2eb8
commit 14e9e79dc1
2 changed files with 76 additions and 20 deletions
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77
tests/qunit/unit/css.js
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@ -5,11 +5,15 @@ var test = test || function(){},
module("CSS");
$(function() {
$(function() {
var propsToTest = {},
numDivs = {};
var propsToTest = ["borderTopWidth", "borderRightWidth", "borderBottomWidth", "borderLeftWidth"],
numDivs = $('#borders div').length;
propsToTest['border-width'] = ["borderTopWidth", "borderRightWidth", "borderBottomWidth", "borderLeftWidth"],
numDivs['border-width'] = $('#borders div').length;
/*
expecting = [
// #1
@ -62,10 +66,10 @@ $(function() {
];
*/
test('border-width', propsToTest.length * numDivs, function() {
test('border-width', propsToTest['border-width'].length * numDivs['border-width'], function() {
$('#borders div').each(function(i, el) {
$.each(propsToTest, function(s, prop) {
$.each(propsToTest['border-width'], function(s, prop) {
var expect = $(el).css(prop);
// older IE's don't necessarily return px even with jQuery
@ -82,32 +86,28 @@ $(function() {
});
});
var propsToTest2 = ["paddingTop", "paddingRight", "paddingBottom", "paddingLeft"],
numDivs2 = $('#padding div').length;
propsToTest['padding width'] = ["paddingTop", "paddingRight", "paddingBottom", "paddingLeft"];
numDivs['padding width'] = $('#padding div').length;
test('padding width', propsToTest2.length * numDivs2 * 2, function() {
test('padding width', propsToTest['padding width'].length * numDivs['padding width'] * 2, function() {
$('#padding div').each(function(i, el) {
$.each(propsToTest2, function(s, prop) {
$.each(propsToTest['padding width'], function(s, prop) {
var isPx = _html2canvas.Util.getCSS(el, prop).indexOf("px");
QUnit.notEqual( isPx, -1, "div #" + (i + 1) + " property " + prop + " is in pixels" );
QUnit.equal( _html2canvas.Util.getCSS(el, prop), $(el).css(prop), "div #" + (i + 1) + " property " + prop + " equals " + $(el).css(prop) );
});
});
});
});
propsToTest['background-position'] = ["backgroundPosition"];
numDivs['background-position'] = $('#backgroundPosition div').length;
var propsToTest3 = ["backgroundPosition"],
numDivs3 = $('#backgroundPosition div').length;
test('background-position', propsToTest3.length * numDivs3 * 2, function() {
test('background-position', propsToTest['background-position'].length * numDivs['background-position'] * 2, function() {
$('#backgroundPosition div').each(function(i, el) {
$.each(propsToTest3, function(s, prop) {
$.each(propsToTest['background-position'], function(s, prop) {
var img = new Image();
img.width = 50;
img.height = 50;
@ -145,4 +145,45 @@ $(function() {
});
// TODO add backgroundPosition % tests
propsToTest['background-gradient'] = ["backgroundImage"];
numDivs['background-gradient'] = $('#backgroundGradients div').length;
test('background-gradient', propsToTest['background-gradient'].length * numDivs['background-gradient'], function() {
$('#backgroundGradients div').each(function(i, el) {
$.each(propsToTest['background-gradient'], function(s, prop) {
var src, img, canvas, ctx, id, data, len, red, green, blue, overallColor = 0;
src = _html2canvas.Util.getCSS(el, prop),
img = _html2canvas.Generate.Gradient(src, {
width: 50,
height: 50
}, img);
canvas = document.createElement('canvas');
canvas.width = 50;
canvas.height = 50;
ctx = canvas.getContext('2d');
ctx.drawImage(img, 0, 0);
id = ctx.getImageData(0, 0, 50, 50);
data = id.data;
len = data.length;
//console.log(img);
for (var i = 0; i < len; i += 4) {
red = data[i]; // red
green = data[i + 1]; // green
blue = data[i + 2]; // blue
// i+3 is alpha (the fourth element)
overallColor += (red + green + blue) / 3;
}
overallColor /= len;
QUnit.notEqual(overallColor, 255, 'No Background Gradient - CSS was ' + src);
});
});
});
});