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.GetDeletedTweetsyUserId(null));
}
public async Task PercentageWithPhotoUrls_IsOneHundred_WhenAllTweetsHavePhotoUrls()
{
var statsService = new TweetStatisticsService();
SetUpTweetList(statsService, TestData.TweetListWithAllEntities);
await statsService.UpdateStatisticsAsync();
var stats = statsService.GetStatistics();
Assert.AreEqual((decimal)100.00, stats.PercentWithPhotoUrls);
}
public async Task PercentageWithEmojis_IsGreaterThanZero_WhenSomeTweetsHaveEmoji()
{
var statsService = new TweetStatisticsService();
SetUpTweetList(statsService, TestData.TweetListWithSomeEmoji);
await statsService.UpdateStatisticsAsync();
var stats = statsService.GetStatistics();
Assert.AreEqual((decimal)33.33, stats.PercentWithEmoji);
}
public async Task PercentageWithPhotoUrls_IsGreaterThanZero_WhenSomeTweetsHavePhotoUrls()
{
var statsService = new TweetStatisticsService();
SetUpTweetList(statsService, TestData.TweetList);
await statsService.UpdateStatisticsAsync();
var stats = statsService.GetStatistics();
Assert.AreEqual((decimal)75.00, stats.PercentWithPhotoUrls);
}
public async Task AvgTweetRates_TweetsPerSecond_IsGreaterThanZero()
{
var statsService = new TweetStatisticsService();
SetUpTweetList(statsService, TestData.TweetList);
await statsService.UpdateStatisticsAsync();
var stats = statsService.GetStatistics();
Assert.IsTrue(stats.AvgTweetRates.AvgTweetsPerSecond > 0);
}
public async Task PercentageWithEmojis_IsZero_WhenNoTweetsHaveEmoji()
{
var statsService = new TweetStatisticsService();
SetUpTweetList(statsService, TestData.TweetList);
await statsService.UpdateStatisticsAsync();
var stats = statsService.GetStatistics();
Assert.AreEqual(0, stats.PercentWithEmoji);
}
public async Task TopEmoji_IsEmpty_WhenNoTweetsHaveEmoji()
{
var statsService = new TweetStatisticsService();
SetUpTweetList(statsService, TestData.TweetList);
await statsService.UpdateStatisticsAsync();
var stats = statsService.GetStatistics();
Assert.AreEqual(0, stats.TopEmoji.Count);
}
public async Task TotalTweets()
{
var statsService = new TweetStatisticsService();
SetUpTweetList(statsService, TestData.TweetList);
await statsService.UpdateStatisticsAsync();
var stats = statsService.GetStatistics();
Assert.AreEqual(TestData.TweetList.Count, stats.Total);
}
public async Task TopHashtags_IsEmpty_WhenNoTweetsHaveAnyHastags()
{
var statsService = new TweetStatisticsService();
SetUpTweetList(statsService, TestData.TweetListWithoutEntities);
await statsService.UpdateStatisticsAsync();
var stats = statsService.GetStatistics();
Assert.AreEqual(0, stats.TopHashtags.Count);
}
public async Task PercentWithUrls_IsZero_WhenTweetsHaveNoUrls()
{
var statsService = new TweetStatisticsService();
SetUpTweetList(statsService, TestData.TweetListWithoutEntities);
await statsService.UpdateStatisticsAsync();
var stats = statsService.GetStatistics();
Assert.AreEqual(0, stats.PercentWithUrls);
}
public async Task TopHashtags_HasFewerThanThreeItems_WhenThereAreFewerThanThreeHashtags()
{
var statsService = new TweetStatisticsService();
SetUpTweetList(statsService, TestData.TweetList.Take(2).ToList());
await statsService.UpdateStatisticsAsync();
var stats = statsService.GetStatistics();
Assert.AreEqual(2, stats.TopHashtags.Count);
Assert.AreEqual("Hashtag1", stats.TopHashtags[0]);
Assert.AreEqual("Hashtag2", stats.TopHashtags[1]);
}
public async Task TopEmoji_HasMaxThreeItems_WhenThereAreMoreThanThreeEmoji()
{
var statsService = new TweetStatisticsService();
SetUpTweetList(statsService, new List <Tweet> {
TestData.TweetWithDifferentEmoji
});
await statsService.UpdateStatisticsAsync();
var stats = statsService.GetStatistics();
Assert.AreEqual(3, stats.TopEmoji.Count);
}
public async Task TopDomains_HasFewerThanThreeItems_WhenThereAreFewerThanThreeUrls()
{
var statsService = new TweetStatisticsService();
SetUpTweetList(statsService, TestData.TweetList.Take(2).ToList());
await statsService.UpdateStatisticsAsync();
var stats = statsService.GetStatistics();
Assert.AreEqual(2, stats.TopDomains.Count);
Assert.AreEqual("www.twitter.com", stats.TopDomains[0]);
Assert.AreEqual("www.wwe.com", stats.TopDomains[1]);
}
public void WhenThereAreNoTweets_AllStatisticsAreDefaultValues()
{
var statsService = new TweetStatisticsService();
var stats = statsService.GetStatistics();
Assert.AreEqual(0, stats.AvgTweetRates.AvgTweetsPerSecond);
Assert.AreEqual(0, stats.AvgTweetRates.AvgTweetsPerMinute);
Assert.AreEqual(0, stats.AvgTweetRates.AvgTweetsPerHour);
Assert.AreEqual(0, stats.TopDomains.Count);
Assert.AreEqual(0, stats.TopEmoji.Count);
Assert.AreEqual(0, stats.TopHashtags.Count);
Assert.AreEqual(0, stats.Total);
Assert.AreEqual(0, stats.PercentWithEmoji);
Assert.AreEqual(0, stats.PercentWithPhotoUrls);
Assert.AreEqual(0, stats.PercentWithUrls);
}
public async Task TopEmoji_HasFewerThanThreeItems_WhenThereAreFewerThanThreeEmoji()
{
var tweetList = new List <Tweet> {
new Tweet {
Data = new TweetData {
Text = "Tweet with 2 emoji 👍 📺"
}
}
};
var statsService = new TweetStatisticsService();
SetUpTweetList(statsService, tweetList);
await statsService.UpdateStatisticsAsync();
var stats = statsService.GetStatistics();
Assert.AreEqual(2, stats.TopEmoji.Count);
}
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, IsDeleted = true, DeletedOn = fakeTimeProvider.DeletedOn
};
var testUserTweet2 = new UserTweet {
Tweet = testTweet2, TweetId = testTweet2.TweetId, UserId = testUser1.Id, User = testUser1, IsDeleted = false
};
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.AllAndDeleted).Returns(fakeUserTweetCollection.AsQueryable());
fakeUnitOfWork.Setup(u => u.UserTweets).Returns(fakeUserTweetRepo.Object);
var deletedModel = new FakeDeletedTweetsModel
{
TweetDeletedOn = testUserTweet1.DeletedOn.Value,
Text = testUserTweet1.Tweet.Text,
OriginalTweetCreatedOn = testUserTweet1.Tweet.OriginalTweetCreatedOn,
AuthorScreenName = testUserTweet1.Tweet.Followee.ScreenName
};
var expectedResult = new List <FakeDeletedTweetsModel> {
deletedModel
};
var sut = new TweetStatisticsService(fakeUnitOfWork.Object);
//Act
var actualResult = sut.GetDeletedTweetsyUserId("TestId1").ToList();
//Assert
CollectionAssert.AreEqual(expectedResult, actualResult);
}
