@videojs/http-streaming/scripts/karma.conf.js

Play back HLS and DASH with Video.js, even where it's not natively supported

const generate = require('videojs-generate-karma-config');
const CI_TEST_TYPE = process.env.CI_TEST_TYPE || '';

module.exports = function(config) {

  // see https://github.com/videojs/videojs-generate-karma-config
  // for options
  const options = {
    coverage: CI_TEST_TYPE === 'coverage' ? true : false,
    browsers(aboutToRun) {
      return aboutToRun.filter(function(launcherName) {
        return !(/(Safari|Chromium)/).test(launcherName);
      }).map(function(launcherName) {
        return launcherName === 'FirefoxHeadless' ? 'FirefoxHeadlessHighWorkerLimit' : launcherName;
      });
    },
    customLaunchers(defaults) {
      return Object.assign(defaults || {}, {
        FirefoxHeadlessHighWorkerLimit: {
          base: 'FirefoxHeadless',
          prefs: {
            'dom.workers.maxPerDomain': 10000
          }
        }
      });
    },
    files(defaults) {
      defaults.splice(
        defaults.indexOf('node_modules/video.js/dist/video.js'),
        1,
        'node_modules/video.js/dist/alt/video.core.js'
      );

      return defaults;
    },
    browserstackLaunchers(defaults) {
      // do not run on browserstack for coverage
      if (CI_TEST_TYPE === 'coverage') {
        defaults = {};
      }
      // pin Browserstack Firefox version to 64
      if (defaults.bsFirefox) {
        // eslint-disable-next-line camelcase
        defaults.bsFirefox.browser_version = '64.0';
      }

      return defaults;
    },
    serverBrowsers() {
      return [];
    }
  };

  config = generate(config, options);
};