public async Task InsertCarTest() { // arrange CarDto car1 = new CarDto { Make = "Volvo V40", DailyRate = 100, }; // act var requestInsert = car1; CarDto carToInsert = _target.InsertCar(requestInsert); // assert var requestId = new GetCarRequest { IdFilter = carToInsert.Id }; CarDto insertedCar = _target.GetCar(requestId); Assert.Equal(carToInsert.Id, insertedCar.Id); Assert.Equal("Volvo V40", insertedCar.Make); }