public void FindOneNotFoundTest()
{
//arrange
_mockContactsRepo.Setup(r => r.FindOne(It.IsAny <int>()));
var service = new ContactsService(_mockContactsRepo.Object, _mockContactsMapper.Object);
//act
var actual = service.FindOne(1);
//assert
Assert.IsNull(actual);
}
public void FindOneHappyPathTest()
{
//arrange
_mockContactsRepo.Setup(r => r.FindOne(It.IsAny <int>())).Returns(contactsEntity);
_mockContactsMapper.Setup(r => r.convertEntityToDTO(It.IsAny <ContactsEntity>())).Returns(contactResponseDTO);
var service = new ContactsService(_mockContactsRepo.Object, _mockContactsMapper.Object);
//act
var actual = service.FindOne(1);
//assert
Assert.IsNotNull(actual);
Assert.AreEqual(contactResponseDTO, actual);
}