From f6178f2213c380ff5de4d1c3252fe12d86b2f49c Mon Sep 17 00:00:00 2001
From: Parker Mauney <5124113+ParkerM@users.noreply.github.com>
Date: Sun, 26 Aug 2018 16:28:23 -0500
Subject: [PATCH] Add getHeroes method (#110)

---
 example/src/app/service/hero.service.spec.ts | 25 ++++++++++++++++++++
 example/src/app/service/hero.service.ts      |  8 +++++++
 2 files changed, 33 insertions(+)

diff --git a/example/src/app/service/hero.service.spec.ts b/example/src/app/service/hero.service.spec.ts
index 1c6841a0f9..638596671d 100644
--- a/example/src/app/service/hero.service.spec.ts
+++ b/example/src/app/service/hero.service.spec.ts
@@ -13,6 +13,17 @@ describe('Service: HeroService', () => {
     name: 'Test hero',
   }
 
+  const expectedDataAll = [
+    {
+      id: 1,
+      name: 'Test hero 1'
+    },
+    {
+      id: 2,
+      name: 'Test hero 2'
+    }
+  ]
+
   beforeEach(() => {
     TestBed.configureTestingModule({
       imports: [
@@ -40,6 +51,20 @@ describe('Service: HeroService', () => {
     expect(service).toBeDefined()
   })
 
+  it('should call the GET heroes api and return all results', () => {
+    let actualDataAll = {}
+
+    service.getHeroes().subscribe(data => actualDataAll = data)
+
+    backend.expectOne((req: HttpRequest<any>) => {
+      return req.url === `${heroesUrl}`
+        && req.method === 'GET'
+    }, `GET all hero data from ${heroesUrl}`)
+      .flush(expectedDataAll)
+
+    expect(actualDataAll).toEqual(expectedDataAll)
+  })
+
   it('should call the GET hero api and return the result', () => {
     let actualData = {}
 
diff --git a/example/src/app/service/hero.service.ts b/example/src/app/service/hero.service.ts
index ecc2d290f3..48709078eb 100644
--- a/example/src/app/service/hero.service.ts
+++ b/example/src/app/service/hero.service.ts
@@ -13,6 +13,14 @@ export class HeroService {
 
   constructor(private http: HttpClient) {}
 
+  /** GET heroes from the server */
+  getHeroes(): Observable<Hero[]> {
+    return this.http.get<Hero>(heroesUrl)
+      .pipe(
+        catchError(err => this.handleError(err, 'getHero')),
+      )
+  }
+
   /** GET hero by id. Will 404 if id not found */
   getHero(id: number): Observable<Hero> {
     const params = new HttpParams().set('id', id.toString())