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const packageJson = require('./package.json');/* eslint-disable no-process-env */let job = process.env.JOB_NUMBER || Date.now();let browsers = [ 'ChromeHeadless' ];let build = 'localbuild';let branch = 'local';let startConnect = false;const reporters = [ 'progress', 'coverage' ];const tags = [ `${ packageJson.name }@${ packageJson.version }` ];const frameworks = [ 'mocha' ];const debug = Boolean(process.env.npm_config_debug);
if (process.env.SAUCE_USERNAME) {  browsers = [ 'SauceEdgeLatest', 'SauceInternetExplorerTen', 'SauceSafariLatest' ];  tags.push(`${ process.env.SAUCE_USERNAME }@${ branch }`);  reporters.push('saucelabs');  startConnect = true;} else if (process.env.APPVEYOR) {  browsers = [ 'Firefox', 'ChromeHeadless', 'IE' ];} else if (process.env.TRAVIS) {  browsers = [ 'FirefoxHeadless', 'ChromeHeadlessNoSandbox' ];} else if (!process.env.KARMA_MANUAL) {  browsers = [];  frameworks.push('detectBrowsers');}
if (process.env.APPVEYOR) {  branch = process.env.APPVEYOR_REPO_BRANCH;  build = `appveyor@${ process.env.APPVEYOR_JOB_NUMBER }`;  job = process.env.APPVEYOR_JOB_NUMBER;} else if (process.env.TRAVIS) {  branch = process.env.TRAVIS_BRANCH;  build = `travis@${ process.env.TRAVIS_JOB_NUMBER }`;  job = process.env.TRAVIS_JOB_NUMBER;  // Travis has its own saucelabs connect process, so ensure karma won't run it  startConnect = false;}/* eslint-enable */
tags.push(build);module.exports = function configureKarma(config) {  config.set({    basePath: '',    browsers,    singleRun: true,    logLevel: debug ? config.LOG_DEBUG : config.LOG_INFO,    frameworks,    files: [ `${ packageJson.name }.test.js` ],    reporters,    coverageReporter: {      type: 'lcov',      dir: 'coverage',    },    customLaunchers: {      ChromeHeadlessNoSandbox: {        base: 'ChromeHeadless',        flags: [ '--no-sandbox' ],      },      FirefoxHeadless: {        base: 'Firefox',        flags: [ '-headless' ],      },      SauceSafariLatest: {        base: 'SauceLabs',        browserName: 'Safari',        platform: 'OS X 10.11',      },      SauceInternetExplorerTen: {        base: 'SauceLabs',        browserName: 'Internet Explorer',        version: 10,      },      SauceEdgeLatest: {        base: 'SauceLabs',        browserName: 'MicrosoftEdge',      },    },    detectBrowsers: {      enabled: true,      usePhantomJS: false,      postDetection(detectedBrowsers) {        if (detectedBrowsers.length === 0) {          /* eslint-disable no-console, no-process-exit */          console.log('**********************************');          console.log('**************WARNING*************');          console.log('**********************************');          console.log('Karma has been unable to detect a browser on your system');          console.log('Karma will now exit(0). If you have a browser you\'d like to test');          console.log('please run `env KARMA_MANUAL=1 karma`, and manually load up a browser');          process.exit(0);          /* eslint-enable */        }        return detectedBrowsers;      },    },    sauceLabs: {      testName: packageJson.name,      tunnelIdentifier: job,      startConnect,      tags,    },  });};