public async void GetTweetsAsync_WhenOverLimit_CallsNextGetTweetsAsync()
{
// Arrange.
var startDateTime = DateTimeOffset.UtcNow;
var endDateTime = DateTimeOffset.UtcNow;
endDateTime = endDateTime.AddDays(1);
var expectedTweets = new List <Tweet>();
var mockedTweets = new List <List <Tweet> >();
mockedTweets.Add(getTweets("first", 100));
mockedTweets.Add(getTweets("second", 50));
expectedTweets.AddRange(mockedTweets[0]);
expectedTweets.AddRange(mockedTweets[1]);
// Mock the response from http client.
var responseMessage1 = getHttpResponseMessage(HttpStatusCode.OK, mockedTweets[0]);
var responseMessage2 = getHttpResponseMessage(HttpStatusCode.OK, mockedTweets[1]);
var mockedMessageHandler = getMockedMessageHandler(responseMessage1, responseMessage2);
tweetServiceClient = new TweetServices(new HttpClient(mockedMessageHandler.Object), new MockedLogger());
// Act.
IList <Tweet> actualTweets = await tweetServiceClient.GetTweetsAsync(startDateTime, endDateTime);
// Assert.
AssertTweets(expectedTweets, actualTweets);
}
public async void GetTweetsAsync_WhenErrorResponse_ThrowsException()
{
// Arrange.
var startDateTime = DateTimeOffset.UtcNow;
var endDateTime = DateTimeOffset.UtcNow;
endDateTime = endDateTime.AddDays(1);
var expectedTweets = new List <Tweet>();
var mockedTweets = getTweets("first", 1);
expectedTweets.AddRange(mockedTweets);
// Mock the response from http client.
var responseMessage = getHttpResponseMessage(HttpStatusCode.NotFound, mockedTweets);
var mockedMessageHandler = getMockedMessageHandler(responseMessage);
tweetServiceClient = new TweetServices(new HttpClient(mockedMessageHandler.Object), new MockedLogger());
// Act.
// Assert.
await Assert.ThrowsAnyAsync <Exception>(() =>
{
return(tweetServiceClient.GetTweetsAsync(startDateTime, endDateTime));
});
}
public async void GetTweetsAsync_UsingSameTime_ReturnsCorrectTweets()
{
// Arrange.
var startDateTime = new DateTimeOffset(2016, 1, 1, 0, 0, 0, new TimeSpan());
var endDateTime = new DateTimeOffset(2016, 1, 1, 0, 0, 0, new TimeSpan());
var expectedTweetCount = 0;
tweetServiceClient = new TweetServices(new HttpClient(), new TweetMocked.MockedLogger());
// Act.
IList <Tweet> actualTweets = await tweetServiceClient.GetTweetsAsync(startDateTime, endDateTime);
// Assert.
Assert.NotNull(actualTweets);
Assert.Equal(expectedTweetCount, actualTweets.Count);
AssertUniqueTweets(actualTweets);
}
private static void PrintTweets(Logger logger, int option)
{
Console.WriteLine("Getting tweet identifier from 2016 & 2017 UTC.");
var startDateTime = new DateTimeOffset(2016, 1, 1, 0, 0, 0, new TimeSpan());
var endDateTime = new DateTimeOffset(2018, 1, 1, 0, 0, 0, new TimeSpan());
endDateTime.AddMilliseconds(-1);
var tweetServiceClient = new TweetServices(new HttpClient(), logger);
IList <Tweet> tweets = tweetServiceClient.GetTweetsAsync(startDateTime, endDateTime).Result;
Console.WriteLine(string.Format("Found {0} tweets", tweets.Count));
StreamWriter writetext = null;
if (option > 1)
{
writetext = new StreamWriter("tweets.txt");
writetext.AutoFlush = true;
Console.SetOut(writetext);
}
foreach (var tweet in tweets)
{
Console.WriteLine(tweet);
Console.WriteLine();
}
if (writetext != null)
{
writetext.Close();
}
if (option == 3)
{
using (writetext = new StreamWriter("logs.txt"))
{
writetext.WriteLine(logger.getAllLoggedMessage());
}
}
}
public async void GetTweetsAsync_WhenOverLimitWithSameTimeStamp_ContainsNoDuplicateTweets()
{
// Arrange.
var startDateTime = DateTimeOffset.UtcNow;
var endDateTime = DateTimeOffset.UtcNow;
endDateTime = endDateTime.AddDays(1);
var expectedTweets = new List <Tweet>();
var mockedTweets = new List <List <Tweet> >();
mockedTweets.Add(getTweets("first", 100));
mockedTweets.Add(getTweets("second", 50));
expectedTweets.AddRange(mockedTweets[0]);
// Make the first tweet of second api equal to previous call.
mockedTweets[1][0] = new Tweet()
{
id = mockedTweets[0][99].id,
stamp = mockedTweets[0][99].stamp,
text = mockedTweets[0][99].text,
};
// Skip the first one.
expectedTweets.AddRange(mockedTweets[1].GetRange(1, 49));
// Mock the response from http client.
var responseMessage1 = getHttpResponseMessage(HttpStatusCode.OK, mockedTweets[0]);
var responseMessage2 = getHttpResponseMessage(HttpStatusCode.OK, mockedTweets[1]);
var mockedMessageHandler = getMockedMessageHandler(responseMessage1, responseMessage2);
tweetServiceClient = new TweetServices(new HttpClient(mockedMessageHandler.Object), new MockedLogger());
// Act.
IList <Tweet> actualTweets = await tweetServiceClient.GetTweetsAsync(startDateTime, endDateTime);
// Assert.
AssertTweets(expectedTweets, actualTweets);
}
public async void GetTweetsAsync_WhenEmptyTweets_ReturnsEmptyTweets()
{
// Arrange.
var startDateTime = DateTimeOffset.UtcNow;
var endDateTime = DateTimeOffset.UtcNow;
endDateTime = endDateTime.AddDays(1);
var expectedTweets = new List <Tweet>();
var mockedTweets = getTweets("first", 0);
expectedTweets.AddRange(mockedTweets);
// Mock the response from http client.
var responseMessage = getHttpResponseMessage(HttpStatusCode.OK, mockedTweets);
var mockedMessageHandler = getMockedMessageHandler(responseMessage);
tweetServiceClient = new TweetServices(new HttpClient(mockedMessageHandler.Object), new MockedLogger());
// Act.
IList <Tweet> actualTweets = await tweetServiceClient.GetTweetsAsync(startDateTime, endDateTime);
// Assert.
AssertTweets(expectedTweets, actualTweets);
}