karma.conf.js

module.exports = function (config) {
  var customLaunchers = {
    Chrome_travis_ci: {
      base: 'Chrome',
      flags: ['--no-sandbox']
    }
  };

  var configuration = {
    plugins: [
      'karma-mocha', 'karma-coverage', 'karma-html2js-preprocessor', 'karma-chrome-launcher', 'karma-chai'
    ],
    basePath: '',
    frameworks: ['mocha', 'chai'],
    client: {
      contextFile: '/test/index.html'
    },
    files: [
      'https://static.opentok.com/v2/js/opentok.min.js',
      'https://code.jquery.com/jquery-1.10.2.js',
      'https://cdnjs.cloudflare.com/ajax/libs/underscore.js/1.8.3/underscore-min.js',
      'node_modules/opentok-solutions-logging/src/opentok-solutions-logging.js',
      'dist/opentok-screen-sharing.js',
      'test/components/accelerator-pack.js',
      'test/opentok-screen-sharing-test.js'
    ],
    exclude: [
    ],
    preprocessors: {
      'test/*.html': ['html2js'],
      'src/*.js': ['coverage']
    },
    reporters: ['progress', 'coverage', 'dots'],
    port: 9877,
    colors: true,
    autoWatch: true,
    browsers: [],
    singleRun: true,
    logLevel: config.LOG_INFO,
    coverageReporter: {
      dir: 'test/coverage',
      instrumenter: {
        'src/*.js': ['istanbul']
      },
      reporters: [
        { type: 'html', subdir: 'report-html' },
        { type: 'lcov', subdir: 'report-lcov' },
        { type: 'lcovonly', subdir: '.', file: 'report-lcovonly.txt' }
      ]
    },
  };

  if (process.env.TRAVIS) {
    configuration.customLaunchers = customLaunchers;
    configuration.browsers = Object.keys(customLaunchers);
  }
  config.set(configuration);
};