Update courses.service.spec.ts

Author: amrohit

src/app/courses/services/courses.service.spec.ts

@@ -3,7 +3,7 @@ import {
   HttpTestingController,
 } from "@angular/common/http/testing";
 import { TestBed } from "@angular/core/testing";
-import { COURSES, findCourseById } from '../../../../server/db-data';
+import { COURSES, findCourseById } from "../../../../server/db-data";
 import { CoursesService } from "./courses.service";
 describe("CoursesService", () => {
   let coursesService: CoursesService,
@@ -35,11 +35,16 @@ describe("CoursesService", () => {
     req.flush({ payload: Object.values(COURSES) });
   });
 
-    it("should find a course by id", () => {
-      coursesService.findCourseById(12).subscribe((course) => {
-        expect(course).toBeTruthy("No courses returned");
-        expect(course.id).toBe(12, "incorrect course id");
-
-       
+  it("should find a course by id", () => {
+    coursesService.findCourseById(12).subscribe((course) => {
+      expect(course).toBeTruthy("No courses returned");
+      expect(course.id).toBe(12, "incorrect course id");
     });
+
+    const req = httpTestingController.expectOne("/api/courses/12");
+
+    expect(req.request.method).toEqual("GET");
+
+    req.flush(COURSES[12]);
+  });
 });