public void Return_False_When_Tweet_Tag_Does_Not_Exist()
{
//Arrange
var fakeUnit = new Mock <IUnitOfWork>();
var fakeDateTimeProvider = Mock.Of <IDateTimeProvider>();
var fakeTagService = Mock.Of <ITagService>();
var sut = new TweetTagService(fakeUnit.Object, fakeTagService, fakeDateTimeProvider);
var fakeTweetTagRepo = new Mock <IGenericRepository <TweetTag> >();
var tweetTag = new TweetTag {
TweetId = "TestTweetId1", TagId = 1
};
var tweetTagsCollection = new List <TweetTag> {
tweetTag
};
fakeTweetTagRepo.Setup(r => r.AllAndDeleted).Returns(tweetTagsCollection.AsQueryable());
fakeUnit.Setup(u => u.TweetTags).Returns(fakeTweetTagRepo.Object);
//Act
var exists = sut.TweetTagExistsInDeleted(1, "Pesho");
//Assert
Assert.IsFalse(exists);
}
public void Throw_Argument_Null_Exception_When_String_Is_Null()
{
//Arrange
var fakeUnit = Mock.Of <IUnitOfWork>();
var fakeDateTimeProvider = Mock.Of <IDateTimeProvider>();
var fakeTagService = Mock.Of <ITagService>();
var sut = new TweetTagService(fakeUnit, fakeTagService, fakeDateTimeProvider);
//Act & Assert
Assert.ThrowsException <ArgumentNullException>(() => sut.TweetTagExistsInDeleted(5, null));
}