Add Chrome reftests to Travis

.travis.yml

@@ -7,7 +7,13 @@ env:
   - secure: Y2Av+Gd3z9uQEB36GwdOOuGka0hx0/HeitASEo59z934O8RxnmN9eNTXS7dDT3XtKtwxIyLTOEpS7qlRdWahH28hr/dS4xJj6ao58C+1xMcDs6NAPGmDxUlcJWpcGEsnjmXjQCc3fBioSTdpIBrK/gdvgpNh77UKG74Sk7Z+YGk=
   - secure: YI+YbTOGf2x4fPMKW+KhJiZWswoXT6xOKGwLfsQsVwmFX1LerJouil5D5iYOQuL4FE3pNaoJSNakIsokJQuGKJMmnPc8rdhMZuBJBk6MRghurE2Xe9qBHfuUBPlfD61nARESm4WDcyMwM0QVYaOKeY6aIpZ91qbUbyc60EEx3C4=
 addons:
+  chrome: stable
   sauce_connect: true
+dist: trusty
+sudo: false
+before_script:
+  - export DISPLAY=:99.0
+  - sh -e /etc/init.d/xvfb start
 notifications:
   webhooks:
     urls:

karma.conf.js

@@ -17,7 +17,7 @@ module.exports = function(config) {
 
         // list of files / patterns to load in the browser
         files: [
-            'tests/testrunner.js',
+            'build/testrunner.js',
             { pattern: './tests/**/*', 'watched': true, 'included': false, 'served': true},
             { pattern: './dist/**/*', 'watched': true, 'included': false, 'served': true},
             { pattern: './node_modules/**/*', 'watched': true, 'included': false, 'served': true}

package.json

@@ -57,7 +57,7 @@
     "format": "prettier --single-quote --no-bracket-spacing --tab-width 4 --print-width 100 --write \"{src,tests,scripts}/**/*.js\"",
     "flow": "flow",
     "lint": "eslint src/**",
-    "test": "npm run flow && npm run lint",
+    "test": "npm run flow && npm run lint && karma start --single-run --browsers Chrome",
     "karma": "karma start karma.conf.js",
     "watch": "webpack --progress --colors --watch"
   },