text: module.exports = function(config) {
    var testWebpackConfig = require('./webpack.test.js')({ env: 'test' });
  
    var configuration = {
  
      // base path that will be used to resolve all patterns (e.g. files, exclude)
      basePath: '',
  
      /*
       * Frameworks to use
       *
       * available frameworks: https://npmjs.org/browse/keyword/karma-adapter
       */
      frameworks: ['jasmine'],
  
      // list of files to exclude
      exclude: [],
  
      /*
       * list of files / patterns to load in the browser
       *
       * we are building the test environment in ./spec-bundle.js
       */
      files: [{ pattern: './config/spec-bundle.js', watched: false }],
  
      /*
       * preprocess matching files before serving them to the browser
       * available preprocessors: https://npmjs.org/browse/keyword/karma-preprocessor
       */
      preprocessors: { './config/spec-bundle.js': ['coverage', 'webpack', 'sourcemap'] },
  
      // Webpack Config at ./webpack.test.js
      webpack: testWebpackConfig,
  
      coverageReporter: {
        type: 'in-memory'
      },
  
      remapCoverageReporter: {
        'text-summary': null,
        json: './coverage/coverage.json',
        html: './coverage/html'
      },
  
      // Webpack please don't spam the console when running in karma!
      webpackServer: { noInfo: true },
  
      /*
       * test results reporter to use
       *
       * possible values: 'dots', 'progress'
       * available reporters: https://npmjs.org/browse/keyword/karma-reporter
       */
      reporters: ['mocha', 'coverage', 'remap-coverage'],
  
      // 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: [
        'Chrome'
      ],
  
      customLaunchers: {
        ChromeTravisCi: {
          base: 'Chrome',
          flags: ['--no-sandbox']
        }
      },
  
      /*
       * Continuous Integration mode
       * if true, Karma captures browsers, runs the tests and exits
       */
      singleRun: true
    };
  
    if (process.env.TRAVIS) {
      configuration.browsers = ['ChromeTravisCi'];
    }
  
    config.set(configuration);
  };
  