public async void BulkInsert_Errors() { SalesTaxRateControllerMockFacade mock = new SalesTaxRateControllerMockFacade(); var mockResponse = new Mock <CreateResponse <ApiSalesTaxRateResponseModel> >(new FluentValidation.Results.ValidationResult()); mockResponse.SetupGet(x => x.Success).Returns(false); mock.ServiceMock.Setup(x => x.Create(It.IsAny <ApiSalesTaxRateRequestModel>())).Returns(Task.FromResult <CreateResponse <ApiSalesTaxRateResponseModel> >(mockResponse.Object)); SalesTaxRateController controller = new SalesTaxRateController(mock.ApiSettingsMoc.Object, mock.LoggerMock.Object, mock.TransactionCoordinatorMock.Object, mock.ServiceMock.Object, mock.ModelMapperMock.Object); controller.ControllerContext = new ControllerContext(); controller.ControllerContext.HttpContext = new DefaultHttpContext(); var records = new List <ApiSalesTaxRateRequestModel>(); records.Add(new ApiSalesTaxRateRequestModel()); IActionResult response = await controller.BulkInsert(records); response.Should().BeOfType <ObjectResult>(); (response as ObjectResult).StatusCode.Should().Be((int)HttpStatusCode.UnprocessableEntity); mock.ServiceMock.Verify(x => x.Create(It.IsAny <ApiSalesTaxRateRequestModel>())); }