karma-test-shim.js

/**
 * Created by Vadym Yatsyuk on 27/11/2016
 */
/*global jasmine, __karma__, window*/
Error.stackTraceLimit = Infinity;
jasmine.DEFAULT_TIMEOUT_INTERVAL = 1000;

__karma__.loaded = function () {
};

var distPath = '/base/dist/';
var appPath = distPath + 'app/';

function isJsFile(path) {
  return path.slice(-3) == '.js';
}

function isSpecFile(path) {
  return /\.spec\.js$/.test(path);
}

function isAppFile(path) {
  return isJsFile(path) && (path.substr(0, appPath.length) == appPath);
}

var allSpecFiles = Object.keys(window.__karma__.files)
  .filter(isSpecFile)
  .filter(isAppFile);

// Load our SystemJS configuration.
System.config({
  baseURL: distPath
});

System.import('system-config.js').then(function() {
  // Load and configure the TestComponentBuilder.
  return Promise.all([
    System.import('@angular/core/testing'),
    System.import('@angular/platform-browser-dynamic/testing')
  ]).then(function (providers) {
    var coreTesting = providers[0];
    var browserTesting = providers[1];
    coreTesting.TestBed.initTestEnvironment(
      browserTesting.BrowserDynamicTestingModule,
      browserTesting.platformBrowserDynamicTesting()
    );
  });
}).then(function() {
  // Finally, load all spec files.
  // This will run the tests directly.
  return Promise.all(
    allSpecFiles.map(function (moduleName) {
      return System.import(moduleName);
    }));
}).then(__karma__.start, __karma__.error);