karma.conf.js

// Karma configuration file, see link for more information
// https://karma-runner.github.io/1.0/config/configuration-file.html

module.exports = function (config) {
  config.set({
    basePath: '',
    frameworks: ['jasmine', '@angular-devkit/build-angular'],
    plugins: [
      require('karma-jasmine'),
      require('karma-chrome-launcher'),
      require('karma-jasmine-html-reporter'),
      require('karma-coverage-istanbul-reporter'),
      require('@angular-devkit/build-angular/plugins/karma')
    ],
    client: {
      clearContext: false // leave Jasmine Spec Runner output visible in browser
    },
    coverageIstanbulReporter: {
      dir: require('path').join(__dirname, './coverage/client'),
      reports: ['html', 'lcovonly', 'text-summary'],
      fixWebpackSourcePaths: true
    },
    reporters: ['progress', 'kjhtml'],
    port: 9876,
    colors: true,
    logLevel: config.LOG_INFO,
    autoWatch: true,
    browsers: ['Chrome', 'ChromeHeadlessNoSandbox'],
    singleRun: false,
    restartOnFileChange: true,
    customLaunchers:{  
      ChromeHeadlessNoSandbox:{  
         base:'ChromeHeadless',
         flags:[  
            '--no-sandbox',
            // required to run without privileges in Docker 
             '--disable-web-security',
            '--disable-gpu',
            '--remote-debugging-port=9222'
         ]
      }
    },
    // to see the results of the tests on Jenkins
    junitReporter:{  
      outputDir:'test-reports',
      // results will be saved as $outputDir/$browserName.xml 
      outputFile:'junit-report.xml',
      // if included, results will be saved as $outputDir/$browserName/$outputFile 
      suite:'',
      // suite will become the package name attribute in xml testsuite element 
      useBrowserName:false,
      // add browser name to report and classes names 
      nameFormatter:undefined,
      // function (browser, result) to customize the name attribute in xml testcase element 
      classNameFormatter:undefined,
      // function (browser, result) to customize the classname attribute in xml testcase element 
      properties:{  
      }   // key value pair of properties to add to the section of the report
    }
  });
};