text: // Karma shared configuration
  
  const os = require('os')
  const cpuCount = os.cpus().length
  
  module.exports = function (config) {
    return {
      // base path that will be used to resolve all patterns (eg. files, exclude)
      basePath: '../',
  
      // frameworks to use
      // available frameworks: https://npmjs.org/browse/keyword/karma-adapter
      frameworks: ['jasmine'],
  
      // list of files / patterns to load in the browser
      files: [
        '.config/pretest.js',
        'spec/RAFPlugin.js',
        {
          pattern: 'spec/fixtures/fixture.css',
          included: false,
          served: true
        },
        {
          pattern: 'spec/fixtures/fixture.svg',
          included: false,
          served: true
        },
        {
          pattern: 'spec/fixtures/pixel.png',
          included: false,
          served: true
        },
        'dist/svg.js',
        'spec/spec/*.js'
      ],
  
      proxies: {
        '/fixtures/': '/base/spec/fixtures/',
        '/spec/': '/base/spec/'
      },
  
      // 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,
  
      // Continuous Integration mode
      // if true, Karma captures browsers, runs the tests and exits
      singleRun: true,
  
      // Concurrency level
      // how many browser should be started simultaneous
      concurrency: cpuCount || Infinity,
  
      // list of files to exclude
      exclude: []
    }
  }
  