Move http controller into test method

Author: Dave Syer

package-lock.json

@@ -35,6 +35,7 @@
     "karma-coverage": "~2.0.3",
     "karma-jasmine": "~4.0.0",
     "karma-jasmine-html-reporter": "~1.7.0",
+    "path-parse": "~1.0.7",
     "puppeteer": "^13.0.0",
     "tslint": "^6.1.3",
     "typescript": "~4.4.3"

package.json

@@ -1,11 +1,8 @@
 import { TestBed } from '@angular/core/testing';
 import { HttpClientTestingModule, HttpTestingController } from '@angular/common/http/testing';
-import { HttpClient } from '@angular/common/http';
 import { AppComponent } from './app.component';
 
 describe('AppComponent', () => {
-  let httpClient: HttpClient;
-  let httpTestingController: HttpTestingController;
 
   beforeEach(async () => {
     await TestBed.configureTestingModule({
@@ -14,8 +11,6 @@ describe('AppComponent', () => {
       ],
       imports: [HttpClientTestingModule]
     }).compileComponents();
-    httpClient = TestBed.inject(HttpClient);
-    httpTestingController = TestBed.inject(HttpTestingController);
   });
 
   it('should create the app', () => {
@@ -32,7 +27,7 @@ describe('AppComponent', () => {
 
   it('should render title', () => {
     const fixture = TestBed.createComponent(AppComponent);
-    const req = httpTestingController.expectOne('resource');
+    const req = TestBed.inject(HttpTestingController).expectOne('resource');
     expect(req.request.method).toEqual('GET');
     req.flush({ "id": "1234", "content": "Hello" });
     fixture.whenRenderingDone().then(