refactor: move angular source to /packages rather than modules/@angular

packages/core/test/application_init_spec.ts

@@ -0,0 +1,51 @@
+/**
+ * @license
+ * Copyright Google Inc. All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+import {APP_INITIALIZER, ApplicationInitStatus} from '../src/application_init';
+import {TestBed, async, inject} from '../testing';
+
+export function main() {
+  describe('ApplicationInitStatus', () => {
+    describe('no initializers', () => {
+
+      it('should return true for `done`',
+         async(inject([ApplicationInitStatus], (status: ApplicationInitStatus) => {
+           expect(status.done).toBe(true);
+         })));
+
+      it('should return a promise that resolves immediately for `donePromise`',
+         async(inject([ApplicationInitStatus], (status: ApplicationInitStatus) => {
+           status.donePromise.then(() => { expect(status.done).toBe(true); });
+         })));
+    });
+
+    describe('with async initializers', () => {
+      let resolve: (result: any) => void;
+      let promise: Promise<any>;
+      beforeEach(() => {
+        promise = new Promise((res) => { resolve = res; });
+        TestBed.configureTestingModule(
+            {providers: [{provide: APP_INITIALIZER, multi: true, useValue: () => promise}]});
+      });
+
+      it('should update the status once all async initializers are done',
+         async(inject([ApplicationInitStatus], (status: ApplicationInitStatus) => {
+           let completerResolver = false;
+           setTimeout(() => {
+             completerResolver = true;
+             resolve(null);
+           });
+
+           expect(status.done).toBe(false);
+           status.donePromise.then(() => {
+             expect(status.done).toBe(true);
+             expect(completerResolver).toBe(true);
+           });
+         })));
+    });
+  });
+}