public async Task AddAsync_ThrowsArgumentNullException <TKey>(
TKey defaultKey)
{
// Arrange
var mockRepository = new Mock <IRepository <FakeEntity <TKey>, TKey> >(MockBehavior.Strict);
var businessService = new FakeBusinessService <TKey>(
_mockUnitOfWork.Object,
_ => mockRepository.Object,
_mockBusinessMapper.Object,
_mockLogger.Object
);
// Act & Assert
Assert.NotNull(defaultKey);
var exception = await Assert.ThrowsAsync <ArgumentNullException>(
() => businessService.AddAsync(null)
);
Assert.Equal("item", exception.ParamName);
}
public async Task AddAsync_Success <TKey>(
TKey defaultKey,
FakeAddDto item,
FakeEntity <TKey> entity,
FakeDto <TKey> expectedResult)
{
// Arrange
Expression <Action <ILogger> > loggerExpressionAdd = x => x.Log(
LogLevel.Information,
0,
It.Is <It.IsAnyType>((v, t) =>
v.ToString() ==
$"Add item: {item}"
),
null,
It.Is <Func <It.IsAnyType, Exception, string> >((v, t) => true)
);
_mockLogger.Setup(loggerExpressionAdd);
_mockBusinessMapper
.Setup(
x => x.Map <FakeAddDto, FakeEntity <TKey> >(item)
)
.Returns(entity);
var mockRepository = new Mock <IRepository <FakeEntity <TKey>, TKey> >(MockBehavior.Strict);
mockRepository
.Setup(
x => x.InsertAsync(entity)
)
.ReturnsAsync(entity);
Expression <Action <ILogger> > loggerExpressionSave = x => x.Log(
LogLevel.Information,
0,
It.Is <It.IsAnyType>((v, t) =>
v.ToString() ==
"Save changes"
),
null,
It.Is <Func <It.IsAnyType, Exception, string> >((v, t) => true)
);
_mockLogger
.Setup(x => x.IsEnabled(LogLevel.Information))
.Returns(true);
_mockLogger.Setup(loggerExpressionSave);
_mockUnitOfWork
.Setup(
x => x.CommitAsync()
)
.ReturnsAsync(1);
_mockBusinessMapper
.Setup(
x => x.Map <FakeEntity <TKey>, FakeDto <TKey> >(entity)
)
.Returns(expectedResult);
var businessService = new FakeBusinessService <TKey>(
_mockUnitOfWork.Object,
_ => mockRepository.Object,
_mockBusinessMapper.Object,
_mockLogger.Object
);
// Act
var result = await businessService.AddAsync(item);
// Assert
Assert.NotNull(defaultKey);
_mockLogger.Verify(loggerExpressionAdd, Times.Once);
_mockBusinessMapper
.Verify(
x => x.Map <FakeAddDto, FakeEntity <TKey> >(item),
Times.Once
);
mockRepository
.Verify(
x => x.InsertAsync(entity),
Times.Once
);
_mockLogger.Verify(loggerExpressionSave, Times.Once);
_mockUnitOfWork
.Verify(
x => x.CommitAsync(),
Times.Once
);
_mockBusinessMapper
.Verify(
x => x.Map <FakeEntity <TKey>, FakeDto <TKey> >(entity),
Times.Once
);
Assert.Equal(expectedResult, result, new FakeDtoEqualityComparer <TKey>());
}
