old_contents: module.exports = function(config) {
    config.set({
      basePath: 'tests/',
      browsers: [
        'PhantomJS'
      ],
      files: [
        '**/*.js'
      ],
      frameworks: ['mocha', 'chai', 'sinon-chai'],
      preprocessors: {
        '**/*.js': ['webpack']
      },
      webpack: {
        module: {
          loaders: [{
            test: /\.jsx$/,
            loader: 'jsx-loader'
          }]
        }
      },
      webpackMiddleware: {
        noInfo: true
      }
    });
  };
  
new_contents: module.exports = function(config) {
    config.set({
      basePath: 'tests/',
      browsers: [
        'PhantomJS'
      ],
      files: [
        'bind-polyfill.js',
        'cosmos.js',
        'lib/**/*.js',
        'mixins/**/*.js',
        'components/**/*.js'
      ],
      frameworks: ['mocha', 'chai', 'sinon-chai'],
      preprocessors: {
        '**/*.js': ['webpack']
      },
      webpack: {
        module: {
          loaders: [{
            test: /\.jsx$/,
            loader: 'jsx-loader'
          }]
        }
      },
      webpackMiddleware: {
        noInfo: true
      }
    });
  };
  
subject: Whitelist paths for Karma runner #101