Angular Testing Course

Author: Your Name

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

@@ -51,7 +51,6 @@ describe('CoursesService', () => {
 
     });
 
-
     it('should find a course by id', () => {
 
         coursesService.findCourseById(12)
@@ -74,7 +73,8 @@ describe('CoursesService', () => {
 
     it('should save the course data', () => {
 
-        const changes :Partial<Course> = {titles:{description: 'Testing Course'}};
+        const changes :Partial<Course> =
+            {titles:{description: 'Testing Course'}};
 
         coursesService.saveCourse(12, changes)
             .subscribe(course => {
@@ -83,6 +83,18 @@ describe('CoursesService', () => {
 
             });
 
+        const req = httpTestingController.expectOne('/api/courses/12');
+
+        expect(req.request.method).toEqual("PUT");
+
+        expect(req.request.body.titles.description)
+            .toEqual(changes.titles.description);
+
+        req.flush({
+            ...COURSES[12],
+            ...changes
+        })
+
     });