public void Return_False_When_UserTweet_Does_Not_Exist() { //Arrange var fakeUnit = new Mock <IUnitOfWork>(); var fakeDateTimeProvider = Mock.Of <IDateTimeProvider>(); var fakeTweetService = Mock.Of <ITweetService>(); var sut = new UserTweetService(fakeUnit.Object, fakeTweetService, fakeDateTimeProvider); var fakeUserTweetRepo = new Mock <IGenericRepository <UserTweet> >(); var userTweet = new UserTweet { UserId = "123", TweetId = "456" }; var userTweetCollection = new List <UserTweet> { userTweet }; fakeUserTweetRepo.Setup(r => r.All).Returns(userTweetCollection.AsQueryable()); fakeUnit.Setup(u => u.UserTweets).Returns(fakeUserTweetRepo.Object); //Act var exists = sut.UserTweetExists(userTweet.UserId, "666"); //Assert Assert.IsFalse(exists); }
public void Throw_Argument_Null_Exception_When_TweetId_Is_Null() { //Arrange var fakeTimeProvider = Mock.Of <IDateTimeProvider>(); var fakeUnit = Mock.Of <IUnitOfWork>(); var fakeTweetService = Mock.Of <ITweetService>(); var sut = new UserTweetService(fakeUnit, fakeTweetService, fakeTimeProvider); //Act & Assert Assert.ThrowsException <ArgumentNullException>(() => sut.UserTweetExists("123", null)); }