[Solved] How do you correctly obtain an instance of HttpTestingController in an Angular test setup? — Ans: By injecting it using TestBed.inject(HttpTestingController) | Angular

Angular - Testing

How do you correctly obtain an instance of HttpTestingController in an Angular test setup?

ABy calling <code>HttpClientTestingModule.get(HttpTestingController)</code>

BBy importing it directly from '@angular/common/http/testing' in the test file

CBy creating a new instance with <code>new HttpTestingController()</code>

DBy injecting it using TestBed.inject(HttpTestingController)

Step-by-Step Solution

Solution:

Step 1: Setup TestBed with HttpClientTestingModule
Import HttpClientTestingModule in the test module.
Step 2: Inject HttpTestingController
Use TestBed.inject(HttpTestingController) to get the instance.
Final Answer:
By injecting it using TestBed.inject(HttpTestingController) -> Option D
Quick Check:
Use TestBed.inject for service instances [OK]

Quick Trick: Use TestBed.inject to get HttpTestingController instance [OK]

Common Mistakes:

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How do you correctly obtain an instance of HttpTestingController in an Angular test setup?