Angular Unit Testing - TodosComponent Simplest

todos.component.spec.ts

describe('TodosComponent', () => {
  let testHarness: TestHarness<TodosComponent>;

  beforeEach(async () => {
    await setupTestModule(TodosTestModule);
    testHarness = createTestHarness(TodosComponent);
  });

  it('should create', () => {
    expect(testHarness.hasComponentCreated).toBeTruthy();
  });
});