text: // Karma configuration
  // Generated on Mon Aug 17 2020 13:42:13 GMT-0400 (Eastern Daylight Time)
  
  module.exports = function(config) {
    config.set({
      // trying to help chrome work.
      browserNoActivityTimeout: 400000,
      browserDisconnectTimeout: 10000,
      captureTimeout: 210000,
      browserDisconnectTolerance: 5,
      processKillTimeout: 100000,
      // base path that will be used to resolve all patterns (eg. files, exclude)
      basePath: '',
  
  
      plugins: [
        // load plugin
        require.resolve('@open-wc/karma-esm'),
        // fallback: resolve any karma- plugins
        'karma-*'
      ],
  
      // frameworks to use
      // available frameworks: https://npmjs.org/browse/keyword/karma-adapter
      frameworks: ['jasmine'],
  
  
      // list of files / patterns to load in the browser
      files: [
        { pattern: 'src/*.js',  type: 'module', included: true },
        { pattern: 'test/*.js', type: 'module' }
      ],
  
  
      // list of files / patterns to exclude
      exclude: [
      ],
  
  
      // preprocess matching files before serving them to the browser
      // available preprocessors: https://npmjs.org/browse/keyword/karma-preprocessor
      preprocessors: {
      },
  
  
      // test results reporter to use
      // possible values: 'dots', 'progress'
      // available reporters: https://npmjs.org/browse/keyword/karma-reporter
      reporters: ['progress'],
  
  
      // 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_DEBUG,
  
  
      // enable / disable watching file and executing tests whenever any file changes
      autoWatch: true,
  
  
      // start these browsers
      // available browser launchers: https://npmjs.org/browse/keyword/karma-launcher
      browsers: ['Firefox', 'ChromeExperiment'],
      //browsers: ['Firefox'],
  
  
      // Continuous Integration mode
      // if true, Karma captures browsers, runs the tests and exits
      singleRun: false,
  
      // Concurrency level
      // how many browser should be started simultaneous
      concurrency: Infinity,
  
      esm: {
        // if you are using 'bare module imports' you will need this option
        nodeResolve: true
      },
  
      customLaunchers: {
        ChromeExperiment: {
          base: 'Chrome',
          flags: [
            '--no-sandbox', //default karma-esm configuration
            '--disable-setuid-sandbox', //default karma-esm configuration
            '--enable-experimental-web-platform-features', // necessary when using importMap option
            '--disable-web-security', '--disable-site-isolation-trials' //trying these we saw mentioned.
          ]
        },
        ChromeHeadlessNoSandbox: {
          base: 'ChromeHeadless',
          flags: [
            '--no-sandbox', //default karma-esm configuration
            '--disable-setuid-sandbox', //default karma-esm configuration
            '--enable-experimental-web-platform-features' // necessary when using importMap option
          ]
        },
      }
    })
  }
  