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) {
  const configuration = {
    basePath: '',
    frameworks: ['jasmine', '@angular-devkit/build-angular'],
    plugins: [
      require('karma-jasmine'),
      require('karma-chrome-launcher'),
      require('karma-jasmine-html-reporter'),
      require('karma-coverage'),
      require('@angular-devkit/build-angular/plugins/karma'),
    ],
    client: {
      clearContext: false, // leave Jasmine Spec Runner output visible in browser
      jasmine: {
        timeoutInterval: 15000,
      },
    },
    coverageReporter: {
      dir: require('path').join(__dirname, 'coverage'),
      subdir: '.',
      reports: ['html', 'text-summary'],
    },
    angularCli: {
      environment: 'dev',
    },
    reporters: ['progress', 'kjhtml'],
    port: 9876,
    colors: true,
    logLevel: config.LOG_INFO,
    autoWatch: true,
    browsers: ['Chrome_ci'],
    customLaunchers: {
      Chrome_ci: {
        base: 'ChromeHeadless',
        flags: ['--no-sandbox', '--disable-gpu'],
      },
    },
    singleRun: false,
    restartOnFileChange: true,
    captureTimeout: 210000,
    browserDisconnectTimeout: 210000,
    browserNoActivityTimeout: 210000,
  };

  config.set(configuration);
};