public async Task CreateAsyncShouldCreateRepairWithValidData() { //Arrange var RepairRepository = this.GetConfiguredRepairRepository(new List <Repair>()); var carRepoaitory = this.GetConfiguredCarRepository(); var repairService = new RepairService(RepairRepository.Object, carRepoaitory.Object); //Act var result = await repairService.CreateAsync( SampleCarId, SampleRepairDescription, SampleRepairHours, SampleRepairPricePerHour, SampleEmployeeId); //Arrange var newRepair = RepairRepository.Object.All(); result .Should() .NotBeNull(); newRepair .Count() .Should() .BePositive(); newRepair .First() .Should() .Match <Repair>(repair => repair.Description == SampleRepairDescription) .And .Match <Repair>(repair => repair.Hours == SampleRepairHours) .And .Match <Repair>(repair => repair.PricePerHour == SampleRepairPricePerHour) .And .Match <Repair>(repair => repair.ServiceId == SampleCarServiceId); }