text: module.exports = function(config) {
    config.set({
      frameworks: ['mocha', 'chai'],
      port: 9876,
      files: [
        'test/test.*.js'
      ],
      browsers: ['ChromeHeadless', 'FirefoxHeadless'],
      client: {
        mocha: {
          reporter: 'html', // Use HTML reporter on Karma's debug.html
          timeout: 4000
        }
      }
    });
  };
  