public void GetAllManufacturersShould_BeCalled_IfParamsAreValid()
{
var mockedRepository = new Mock <IRepository <Manufacturer> >();
var manufacturerService = new ManufacturerServices(mockedRepository.Object);
manufacturerService.GetAllManufacturers();
mockedRepository.Verify(rep => rep.All(), Times.Once);
}
public void GetAllManufacturers_Should_ThrowArgumentNullException_IfPassedManufacturersAreNull()
{
var mockedRepository = new Mock <IRepository <Manufacturer> >();
var manufacturerService = new ManufacturerServices(mockedRepository.Object);
IEnumerable <Manufacturer> expectedManufacturerResult = null;
mockedRepository.Setup(rep => rep.All()).Returns(() => expectedManufacturerResult.AsQueryable());
Assert.Throws <ArgumentNullException>(() => manufacturerService.GetAllManufacturers());
}
public void GetAllManufacturers_Should_ReturnEmptyCollection_IfThereAreNoManufacturersAdded()
{
var mockedRepository = new Mock <IRepository <Manufacturer> >();
var manufacturerService = new ManufacturerServices(mockedRepository.Object);
IEnumerable <Manufacturer> expectedManufacturerResult = new List <Manufacturer>();
mockedRepository.Setup(rep => rep.All()).Returns(() => expectedManufacturerResult.AsQueryable());
Assert.IsEmpty(manufacturerService.GetAllManufacturers());
}
public void GetAllManufacturers_Should_DoItsJobCorrectly_IfCalled()
{
var mockedRepository = new Mock <IRepository <Manufacturer> >();
var manufacturerService = new ManufacturerServices(mockedRepository.Object);
IEnumerable <Manufacturer> expectedManufacturerResult = new List <Manufacturer>()
{
new Manufacturer(), new Manufacturer()
};
mockedRepository.Setup(rep => rep.All()).Returns(() => expectedManufacturerResult.AsQueryable());
Assert.AreEqual(manufacturerService.GetAllManufacturers(), expectedManufacturerResult);
}