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

packages/compiler/testing/src/ng_module_resolver_mock.ts

@@ -0,0 +1,39 @@
+/**
+ * @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 {NgModuleResolver} from '@angular/compiler';
+import {Compiler, Injectable, Injector, NgModule, Type} from '@angular/core';
+
+@Injectable()
+export class MockNgModuleResolver extends NgModuleResolver {
+  private _ngModules = new Map<Type<any>, NgModule>();
+
+  constructor(private _injector: Injector) { super(); }
+
+  /**
+   * Overrides the {@link NgModule} for a module.
+   */
+  setNgModule(type: Type<any>, metadata: NgModule): void {
+    this._ngModules.set(type, metadata);
+    this._clearCacheFor(type);
+  }
+
+  /**
+   * Returns the {@link NgModule} for a module:
+   * - Set the {@link NgModule} to the overridden view when it exists or fallback to the
+   * default
+   * `NgModuleResolver`, see `setNgModule`.
+   */
+  resolve(type: Type<any>, throwIfNotFound = true): NgModule {
+    return this._ngModules.get(type) || super.resolve(type, throwIfNotFound);
+  }
+
+  private get _compiler(): Compiler { return this._injector.get(Compiler); }
+
+  private _clearCacheFor(component: Type<any>) { this._compiler.clearCacheFor(component); }
+}