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

packages/upgrade/test/common/downgrade_injectable_spec.ts

@@ -0,0 +1,25 @@
+/**
+ * @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 {INJECTOR_KEY} from '@angular/upgrade/src/common/constants';
+import {downgradeInjectable} from '@angular/upgrade/src/common/downgrade_injectable';
+
+export function main() {
+  describe('downgradeInjectable', () => {
+    it('should return an AngularJS annotated factory for the token', () => {
+      const factory = downgradeInjectable('someToken');
+      expect(factory).toEqual(jasmine.any(Function));
+      expect((factory as any).$inject).toEqual([INJECTOR_KEY]);
+
+      const injector = {get: jasmine.createSpy('get').and.returnValue('service value')};
+      const value = factory(injector);
+      expect(injector.get).toHaveBeenCalledWith('someToken');
+      expect(value).toEqual('service value');
+    });
+  });
+}