WIP: remove leftovers

examples/hello-world/src/test.ts

@@ -1,32 +1 @@
-import './polyfills.ts';
-
-import 'zone.js/dist/long-stack-trace-zone';
-import 'zone.js/dist/proxy.js';
-import 'zone.js/dist/sync-test';
-import 'zone.js/dist/jasmine-patch';
-import 'zone.js/dist/async-test';
-import 'zone.js/dist/fake-async-test';
-import { getTestBed } from '@angular/core/testing';
-import {
-  BrowserDynamicTestingModule,
-  platformBrowserDynamicTesting
-} from '@angular/platform-browser-dynamic/testing';
-
-// Unfortunately there's no typing for the `__karma__` variable. Just declare it as any.
-declare var __karma__: any;
-declare var require: any;
-
-// Prevent Karma from running prematurely.
-__karma__.loaded = function () {};
-
-// First, initialize the Angular testing environment.
-getTestBed().initTestEnvironment(
-  BrowserDynamicTestingModule,
-  platformBrowserDynamicTesting()
-);
-// Then we find all the tests.
-let context = require.context('./', true, /\.spec\.ts$/);
-// And load the modules.
-context.keys().map(context);
-// Finally, start Karma to run the tests.
-__karma__.start();
+//