text: // This is a karma config file. For more details see
  //   http://karma-runner.github.io/0.13/config/configuration-file.html
  // we are also using it with karma-webpack
  //   https://github.com/webpack/karma-webpack
  
  const webpackConfig = require('laravel-mix/setup/webpack.config.js');
  
  delete webpackConfig.entry; // no need for entries in test context
  webpackConfig.devtool = '#inline-source-map';
  
  module.exports = function karmaConfig(config) {
    config.set({
      // to run in additional browsers:
      // 1. install corresponding karma launcher
      //    http://karma-runner.github.io/0.13/config/browsers.html
      // 2. add it to the `browsers` array below.
      browsers: ['PhantomJS'],
      frameworks: ['mocha', 'sinon-chai', 'phantomjs-shim'],
      reporters: ['spec', 'coverage'],
      files: ['./index.js'],
      preprocessors: {
        './index.js': ['webpack', 'sourcemap'],
      },
      webpack: webpackConfig,
      webpackMiddleware: {
        noInfo: true,
      },
      coverageReporter: {
        dir: './../../coverage',
        reporters: [
          { type: 'lcov', subdir: '.' },
          { type: 'text-summary' },
        ],
      },
    });
  };
  