feat(core): introduce @AppModule

Main part for #9726
Closes #9730

modules/@angular/compiler-cli/integrationtest/src/app_module.ts

@@ -0,0 +1,53 @@
+/**
+ * @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 {LowerCasePipe, NgIf} from '@angular/common';
+import {AppModule, Component, ComponentFactoryResolver, Injectable} from '@angular/core';
+
+@Injectable()
+export class SomeService {
+  public prop = 'someValue';
+}
+
+@Injectable()
+export class NestedService {
+}
+
+@Component({
+  selector: 'cmp',
+  template: `<div  [title]="'HELLO' | lowercase"></div><div *ngIf="true"></div>`
+})
+export class SomeComp {
+  constructor() {}
+}
+
+@Component({selector: 'parent', template: `<cmp></cmp>`, directives: [SomeComp]})
+export class ParentComp {
+}
+
+@AppModule({providers: [NestedService]})
+export class NestedModule {
+}
+
+@AppModule({
+  directives: [NgIf],
+  pipes: [LowerCasePipe],
+  providers: [SomeService],
+  precompile: [SomeComp],
+  modules: [NestedModule]
+})
+export class SomeModule {
+}
+
+@AppModule({
+  directives: [NgIf],
+  pipes: [LowerCasePipe],
+  precompile: [ParentComp],
+})
+export class SomeModuleUsingParentComp {
+}

modules/@angular/compiler-cli/integrationtest/test/app_module_spec.ts

@@ -0,0 +1,75 @@
+/**
+ * @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 {ComponentFactoryResolver, DebugElement, ReflectiveInjector, getDebugNode, lockRunMode} from '@angular/core';
+import {BROWSER_APP_PROVIDERS, By} from '@angular/platform-browser';
+import {serverPlatform} from '@angular/platform-server';
+
+import {NestedModule, NestedService, ParentComp, SomeComp, SomeModule, SomeService} from '../src/app_module';
+import {SomeModuleNgFactory, SomeModuleUsingParentCompNgFactory} from '../src/app_module.ngfactory';
+
+
+// Need to lock the mode explicitely as this test is not using Angular's testing framework.
+lockRunMode();
+
+describe('AppModule', () => {
+  it('should support providers', () => {
+    var moduleRef = SomeModuleNgFactory.create();
+    expect(moduleRef.instance instanceof SomeModule).toBe(true);
+    expect(moduleRef.injector.get(SomeModule) instanceof SomeModule).toBe(true);
+    expect(moduleRef.injector.get(SomeService) instanceof SomeService).toBe(true);
+  });
+
+  it('should support precompile components', () => {
+    const appInjector =
+        ReflectiveInjector.resolveAndCreate(BROWSER_APP_PROVIDERS, serverPlatform().injector);
+    var moduleRef = SomeModuleNgFactory.create(appInjector);
+    var cf = moduleRef.injector.get(ComponentFactoryResolver).resolveComponentFactory(SomeComp);
+    expect(cf.componentType).toBe(SomeComp);
+    var comp = cf.create(moduleRef.injector);
+  });
+
+  it('should support module directives and pipes', () => {
+    const appInjector =
+        ReflectiveInjector.resolveAndCreate(BROWSER_APP_PROVIDERS, serverPlatform().injector);
+    var moduleRef = SomeModuleNgFactory.create(appInjector);
+    var cf = moduleRef.injector.get(ComponentFactoryResolver).resolveComponentFactory(SomeComp);
+    var comp = cf.create(moduleRef.injector);
+    var debugElement = <DebugElement>getDebugNode(comp.location.nativeElement);
+
+    // NgIf should work, is being used as module directive
+    expect(debugElement.children.length).toBe(1);
+    comp.changeDetectorRef.detectChanges();
+    expect(debugElement.children.length).toBe(2);
+    expect(debugElement.children[0].properties['title']).toBe('hello');
+  });
+
+  it('should support module directives and pipes on nested components', () => {
+    const appInjector =
+        ReflectiveInjector.resolveAndCreate(BROWSER_APP_PROVIDERS, serverPlatform().injector);
+    var moduleRef = SomeModuleUsingParentCompNgFactory.create(appInjector);
+    var cf = moduleRef.injector.get(ComponentFactoryResolver).resolveComponentFactory(ParentComp);
+    var comp = cf.create(moduleRef.injector);
+    var debugElement = <DebugElement>getDebugNode(comp.location.nativeElement);
+
+    debugElement = debugElement.children[0];
+    // NgIf should work, is being used as module directive
+    expect(debugElement.children.length).toBe(1);
+    comp.changeDetectorRef.detectChanges();
+    expect(debugElement.children.length).toBe(2);
+    expect(debugElement.children[0].properties['title']).toBe('hello');
+  });
+
+  it('should support child moduless', () => {
+    var moduleRef = SomeModuleNgFactory.create();
+    expect(moduleRef.instance instanceof SomeModule).toBe(true);
+    expect(moduleRef.injector.get(NestedModule) instanceof NestedModule).toBe(true);
+    expect(moduleRef.injector.get(NestedService) instanceof NestedService).toBe(true);
+  });
+
+});