karma.conf.js

// Karma configuration
// Generated on Mon Oct 17 2016 15:46:52 GMT+0200 (CEST)
var isTravis = (process.env.TRAVIS_BUILD_NUMBER) ? true : false;
var isDocker = (process.env.DOCKER) ? true : false;
var browsers = ['Firefox'];
if(!isTravis){
    browsers = ['Chrome'];
}
if(isDocker){
    browsers = ['Chromium_Docker', 'Firefox_Docker'];
}
module.exports = function (config) {
    config.set({

        // base path that will be used to resolve all patterns (eg. files, exclude)
        basePath: '.',


        // frameworks to use
        // available frameworks: https://npmjs.org/browse/keyword/karma-adapter
        frameworks: ['jasmine'],


        // list of files / patterns to load in the browser
        files: [
            'js/lib/data/tlds.js',
            'js/lib/parseTLD.js',
            'js/lib/parseUrl.js',
            { pattern: 'tests/**/*.js', included: true }
        ],


        // list of files to exclude
        exclude: [
        ],


        // preprocess matching files before serving them to the browser
        // available preprocessors: https://npmjs.org/browse/keyword/karma-preprocessor
        preprocessors: {},


        // test results reporter to use
        // possible values: 'dots', 'progress'
        // available reporters: https://npmjs.org/browse/keyword/karma-reporter
        reporters: ['verbose'],


        // web server port
        port: 9876,


        // enable / disable colors in the output (reporters and logs)
        colors: true,


        // level of logging
        // possible values: config.LOG_DISABLE || config.LOG_ERROR || config.LOG_WARN || config.LOG_INFO || config.LOG_DEBUG
        logLevel: config.LOG_INFO,


        // enable / disable watching file and executing tests whenever any file changes
        autoWatch: false,


        // start these browsers
        // available browser launchers: https://npmjs.org/browse/keyword/karma-launcher
        browsers: browsers,
        customLaunchers: {
            Chromium_Docker: {
              base: 'Chromium',
              flags: ['--headless', '--disable-gpu', '--remote-debugging-port=9222', '--no-sandbox']
            },
            Firefox_Docker: {
                base: 'Firefox',
                flags: ['--headless']
              }
          },


        // Continuous Integration mode
        // if true, Karma captures browsers, runs the tests and exits
        singleRun: true
    });
};