public void Return_Customer_List_When_Records_Exist()
{
MockCustomerRepo.Setup(c => c.FetchAllCustomers()).ReturnsAsync(ListOfCustomers());
var result = CustomerServiceSut.FetchAllCustomers();
Assert.NotNull(result);
Assert.IsAssignableFrom <Task <IEnumerable <CustomerDto> > >(result);
}
public void Return_False_When_NonExisting_EmailAddress()
{
var testCustomer = CreateTestCustomerDto();
MockCustomerRepo.Setup(c => c.FetchCustomerById(It.IsAny <int>())).ReturnsAsync(() => null);
var result = CustomerServiceSut.UpdateCustomer(testCustomer);
Assert.False(result.Result);
}
public void Return_Null_When_Customer_Create_Fails()
{
var testCustomerDto = CreateTestCustomerDto();
MockCustomerRepo.Setup(c => c.CreateCustomer(It.IsAny <Customer>())).ReturnsAsync(() => null);
var result = CustomerServiceSut.CreateCustomer(testCustomerDto);
Assert.Null(result.Result);
}
public async Task Return_Empty_When_No_Records_Exist()
{
MockCustomerRepo.Setup(c => c.FetchAllCustomers()).ReturnsAsync(new List <Customer>());
var result = await CustomerServiceSut.FetchAllCustomers();
Assert.NotNull(result);
Assert.IsAssignableFrom <IEnumerable <CustomerDto> >(result);
Assert.Empty(result);
}
public void Return_False_When_Update_Succeeds()
{
var testCustomer = CreateTestCustomerDto();
MockCustomerRepo.Setup(c => c.FetchCustomerById(It.IsAny <int>())).ReturnsAsync(new Customer());
MockCustomerRepo.Setup(c => c.UpdateCustomer(It.IsAny <Customer>())).ReturnsAsync(true);
var result = CustomerServiceSut.UpdateCustomer(testCustomer);
Assert.True(result.Result);
}
public void Return_CustomerDto_When_Id_Supplied()
{
MockCustomerRepo.Setup(c => c.FetchCustomerById(It.IsAny <int>()))
.ReturnsAsync(CreateNewCustomer());
var result = CustomerServiceSut.FetchCustomerById(12);
Assert.NotNull(result.Result);
Assert.IsType <CustomerDto>(result.Result);
Assert.Equal(12, result.Result.Id);
}
public void Return_Customer_When_Customer_Create_Succeeds()
{
var testCustomerDto = CreateTestCustomerDto();
var existingCustomerDto = CreateTestCustomerDto();
existingCustomerDto.Id = 12;
MockCustomerRepo.Setup(c => c.CreateCustomer(It.IsAny <Customer>())).ReturnsAsync(existingCustomerDto.ToCustomer());
var result = CustomerServiceSut.CreateCustomer(testCustomerDto);
Assert.NotNull(result.Result);
Assert.Equal(12, result.Result.Id);
}
