public void GetItems_Calls_Rest_Service_Once_For_Each_Page()
{
var parser = MockRepository.GenerateMock<IUserResponseParser>();
var restClient = MockRepository.GenerateMock<IRestClient>();
var pageCalculator = MockRepository.GenerateMock<IPageCalculator>();
const string firstUri = @"http://ws.audioscrobbler.com/2.0/?method=user.getrecenttracks&user=me&api_key=key&page=1";
const string secondUri = @"http://ws.audioscrobbler.com/2.0/?method=user.getrecenttracks&user=me&api_key=key&page=2";
var response1 = new XElement("Response1");
var response2 = new XElement("Response2");
const string firstTrack = "My Favorite Things";
const string secondTrack = "But Not For Me";
var lastfmResponse1 = TestHelper.CreateLastfmUserItemResponse<LastfmUserRecentTrack>(firstTrack);
var lastfmResponse2 = TestHelper.CreateLastfmUserItemResponse<LastfmUserRecentTrack>(secondTrack);
pageCalculator.Stub(pc => pc.Calculate(lastfmResponse1, 2)).Return(2);
restClient.Expect(rc => rc.DownloadData(firstUri)).Return(response1);
restClient.Expect(rc => rc.DownloadData(secondUri)).Return(response2);
parser.Expect(p => p.Parse(response1)).Return(lastfmResponse1);
parser.Expect(p => p.Parse(response2)).Return(lastfmResponse2);
var recentTracks = new UserRecentTrackRepository("key", restClient, parser, pageCalculator).GetItems("me", 2);
restClient.VerifyAllExpectations();
parser.VerifyAllExpectations();
Assert.That(recentTracks.Count(), Is.EqualTo(2));
Assert.That(recentTracks[0].Name, Is.EqualTo(firstTrack));
Assert.That(recentTracks[1].Name, Is.EqualTo(secondTrack));
}
public void GetItems_Returns_Exactly_The_Number_Of_Tracks_Requested_Even_If_Retrieves_More_From_Lastfm()
{
var parser = MockRepository.GenerateStub<IUserResponseParser>();
var restClient = MockRepository.GenerateStub<IRestClient>();
var pageCalculator = MockRepository.GenerateStub<IPageCalculator>();
const string firstUri = @"http://ws.audioscrobbler.com/2.0/?method=user.getrecenttracks&user=me&api_key=key&page=1";
var response = new XElement("Response1");
const string firstTrack = "My Favorite Things";
const string secondTrack = "But Not For Me";
var lastfmResponse = TestHelper.CreateLastfmUserItemResponse<LastfmUserRecentTrack>(firstTrack, secondTrack);
pageCalculator.Stub(pc => pc.Calculate(lastfmResponse, 1)).Return(1);
restClient.Expect(rc => rc.DownloadData(firstUri)).Return(response);
parser.Expect(p => p.Parse(response)).Return(lastfmResponse);
var recentTracks = new UserRecentTrackRepository("key", restClient, parser, pageCalculator).GetItems("me", 1);
Assert.That(recentTracks.Count(), Is.EqualTo(1));
Assert.That(recentTracks.First().Name, Is.EqualTo(firstTrack));
}
