jest-preset-angular/build/setup-jest.js

Jest preset configuration for Angular projects

'use strict';
require('./reflect-metadata');
try {
    require('zone.js/bundles/zone-testing-bundle.umd.js');
}
catch (err) {
    require('zone.js/dist/zone');
    require('zone.js/dist/proxy');
    require('zone.js/dist/sync-test');
    require('zone.js/dist/async-test');
    require('zone.js/dist/fake-async-test');
    require('./zone-patch');
}
var getTestBed = require('@angular/core/testing').getTestBed;
var BrowserDynamicTestingModule = require('@angular/platform-browser-dynamic/testing').BrowserDynamicTestingModule;
var platformBrowserDynamicTesting = require('@angular/platform-browser-dynamic/testing')
    .platformBrowserDynamicTesting;
getTestBed().initTestEnvironment(BrowserDynamicTestingModule, platformBrowserDynamicTesting());