[#140382397] #3 Try chrome again with exporting display env

.gitlab-ci.yml

 test:
   script:
+  - uname -r
   - apt-get install -f
-  - apt-get update -qy
-  - apt-get install -y python-dev python-pip sudo postgresql postgresql-client libpq-dev libxss1 libappindicator1 libindicator7 firefox
+  - apt-get update -fqy
+  - apt-get install -y python-dev python-pip sudo postgresql postgresql-client libpq-dev libxss1 libappindicator1 libindicator7
+  - wget -q -O - https://dl-ssl.google.com/linux/linux_signing_key.pub | sudo apt-key add - 
+  - sudo sh -c 'echo "deb [arch=amd64] http://dl.google.com/linux/chrome/deb/ stable main" >> /etc/apt/sources.list.d/google.list'
+  - apt-get update
+  - apt-get install -y google-chrome-stable
+  - export CHROME_BIN=/usr/bin/google-chrome
+  - export DISPLAY=:99.0
   - curl -sL https://deb.nodesource.com/setup_4.x | sudo -E bash -
   - sudo apt-get install -y nodejs
   - npm install

karma.conf.js

@@ -3,13 +3,13 @@ webpackConfig.devtool = 'inline-source-map';
 
 module.exports = function (config) {
   config.set({
-    browsers: [ 'Firefox' ], //run in Firefox
+    browsers: [ 'Chrome' ], //run in Firefox
     singleRun: true, //just run once by default
     frameworks: [ 'mocha' ], //use the mocha test framework
     files: [
       'tests.webpack.js' //just load this file
     ],
-    plugins: [ 'karma-firefox-launcher', 'karma-mocha',
+    plugins: [ 'karma-chrome-launcher', 'karma-mocha',
       'karma-sourcemap-loader', 'karma-webpack', 'karma-coverage'
     ],
     preprocessors: {