public void Throw_Argument_Exception_When_String_Is_Null()
{
//Arrange
var fakeUnit = Mock.Of <IUnitOfWork>();
var sut = new TweetStatisticsService(fakeUnit);
//Act & Assert
Assert.ThrowsException <ArgumentException>(() => sut.GetSavedTweetsByUserId(null));
}
public void Return_Correct_Value_When_Provided_Valid_Id()
{
//Arrange
var fakeUnitOfWork = new Mock <IUnitOfWork>();
var fakeUserTweetRepo = new Mock <IGenericRepository <UserTweet> >();
var fakeTimeProvider = new TestDateTimeProvider();
var testUser1 = new User {
UserName = "******", Id = "TestId1"
};
var testUser2 = new User {
UserName = "******", Id = "TestId2"
};
var testFollowee1 = new Followee {
ScreenName = "TestScreenName1"
};
var testFollowee2 = new Followee {
ScreenName = "TestScreenName1"
};
var testTweet1 = new Tweet {
Text = "testTweet1", OriginalTweetCreatedOn = fakeTimeProvider.CreatedOn, TweetId = "testTweet1Id", Followee = testFollowee1
};
var testTweet2 = new Tweet {
Text = "testTweet2", OriginalTweetCreatedOn = fakeTimeProvider.CreatedOn, TweetId = "testTweet2Id", Followee = testFollowee2
};
var testTweet3 = new Tweet {
Text = "testTweet3", OriginalTweetCreatedOn = fakeTimeProvider.CreatedOn, TweetId = "testTweet3Id", Followee = testFollowee1
};
var testUserTweet1 = new UserTweet {
Tweet = testTweet1, TweetId = testTweet1.TweetId, UserId = testUser1.Id, User = testUser1
};
var testUserTweet2 = new UserTweet {
Tweet = testTweet2, TweetId = testTweet2.TweetId, UserId = testUser1.Id, User = testUser1
};
var testUserTweet3 = new UserTweet {
Tweet = testTweet3, TweetId = testTweet3.TweetId, UserId = testUser2.Id, User = testUser2
};
var fakeUserTweetCollection = new List <UserTweet> {
testUserTweet1, testUserTweet2, testUserTweet3
};
fakeUserTweetRepo.Setup(r => r.All).Returns(fakeUserTweetCollection.AsQueryable());
fakeUnitOfWork.Setup(u => u.UserTweets).Returns(fakeUserTweetRepo.Object);
var savedModel1 = new FakeSavedTweetsModel
{
TweetId = testUserTweet1.TweetId,
Text = testUserTweet1.Tweet.Text,
OriginalTweetCreatedOn = testUserTweet1.Tweet.OriginalTweetCreatedOn,
AuthorScreenName = testUserTweet1.Tweet.Followee.ScreenName
};
var savedModel2 = new FakeSavedTweetsModel
{
TweetId = testUserTweet2.TweetId,
Text = testUserTweet2.Tweet.Text,
OriginalTweetCreatedOn = testUserTweet2.Tweet.OriginalTweetCreatedOn,
AuthorScreenName = testUserTweet2.Tweet.Followee.ScreenName
};
var expectedResult = new List <FakeSavedTweetsModel> {
savedModel1, savedModel2
};
var sut = new TweetStatisticsService(fakeUnitOfWork.Object);
//Act
var actualResult = sut.GetSavedTweetsByUserId("TestId1").ToList();
//Assert
CollectionAssert.AreEqual(expectedResult, actualResult);
}