public void ForAdviseSetFromFavoriteAdviseGroup_FillsTitleCorrectly()
{
// Arrange
var adviseSetContent = new DiscModel
{
Id = new ItemId("1"),
Title = "Some Disc",
}
.AddSongs(new SongModel {
Id = new ItemId("12345"), Artist = new ArtistModel {
Name = "Another Artist"
}
})
.AddToFolder(new FolderModel {
Name = "Some Artist"
})
.ToAdviseSet();
// Act
var target = AdvisedPlaylist.ForAdviseSetFromFavoriteAdviseGroup(adviseSetContent);
// Assert
target.Title.Should().Be("*** Some Artist / Some Disc");
}
public void ForAdviseSetFromFavoriteAdviseGroup_IfAdviseSetContainsDeletedSongs_FillsPlaylistOnlyWithActiveSongs()
{
// Arrange
var deletedSong = new SongModel {
Id = new ItemId("1"), DeleteDate = new DateTime(2017, 10, 06)
};
var activeSong1 = new SongModel {
Id = new ItemId("2")
};
var activeSong2 = new SongModel {
Id = new ItemId("3")
};
var adviseSetContent = new DiscModel
{
Id = new ItemId("1"),
}
.AddSongs(deletedSong, activeSong1, activeSong2)
.AddToFolder(new FolderModel {
Name = "Some Artist"
})
.ToAdviseSet();
// Act
var target = AdvisedPlaylist.ForAdviseSetFromFavoriteAdviseGroup(adviseSetContent);
// Assert
target.Songs.Should().BeEquivalentTo(new[] { activeSong1, activeSong2 }, x => x.WithStrictOrdering());
}
public async Task Advise_IfAdvisesForFavoriteAdviseGroupsProvided_AdvisesAdviseSetFromFavoriteAdviseGroupsAtConfiguredIntervals()
{
// Arrange
var settings = new AdviserSettings
{
PlaybacksBetweenFavoriteAdviseGroups = 10,
};
var favoriteAdviseGroupAdvise1 = AdvisedPlaylist.ForAdviseSetFromFavoriteAdviseGroup(CreateTestAdviseSet(101));
var favoriteAdviseGroupAdvise2 = AdvisedPlaylist.ForAdviseSetFromFavoriteAdviseGroup(CreateTestAdviseSet(102));
var rankBasedAdviserStub = new Mock <IPlaylistAdviser>();
rankBasedAdviserStub.Setup(x => x.Advise(It.IsAny <IEnumerable <AdviseGroupContent> >(), It.IsAny <PlaybacksInfo>(), It.IsAny <CancellationToken>()))
.ReturnsAsync(Enumerable.Range(0, 100).Select(i => AdvisedPlaylist.ForAdviseSet(CreateTestAdviseSet(i))).ToList());
var favoriteAdviseGroupsAdviserStub = new Mock <IPlaylistAdviser>();
favoriteAdviseGroupsAdviserStub.Setup(x => x.Advise(It.IsAny <IEnumerable <AdviseGroupContent> >(), It.IsAny <PlaybacksInfo>(), It.IsAny <CancellationToken>()))
.ReturnsAsync(new[] { favoriteAdviseGroupAdvise1, favoriteAdviseGroupAdvise2 });
var target = new CompositePlaylistAdviser(StubDiscGrouper(), rankBasedAdviserStub.Object, StubEmptyPlaylistAdviser(),
favoriteAdviseGroupsAdviserStub.Object, Mock.Of <ISessionDataService>(), Options.Create(settings));
// Act
var advises = (await target.Advise(Enumerable.Empty <DiscModel>(), 30, CancellationToken.None)).ToList();
// Assert
advises.Where(x => x.AdvisedPlaylistType == AdvisedPlaylistType.AdviseSetFromFavoriteAdviseGroup).Should().HaveCount(2);
advises[0].Should().BeSameAs(favoriteAdviseGroupAdvise1);
advises[10].Should().BeSameAs(favoriteAdviseGroupAdvise2);
}
public async Task Advise_MixesDifferentAdviseTypesCorrectly()
{
// Arrange
var highlyRatedSongsAdvise1 = AdvisedPlaylist.ForHighlyRatedSongs(Enumerable.Empty <SongModel>());
var highlyRatedSongsAdvise2 = AdvisedPlaylist.ForHighlyRatedSongs(Enumerable.Empty <SongModel>());
var favoriteAdviseGroupAdvise1 = AdvisedPlaylist.ForAdviseSetFromFavoriteAdviseGroup(CreateTestAdviseSet(101));
var favoriteAdviseGroupAdvise2 = AdvisedPlaylist.ForAdviseSetFromFavoriteAdviseGroup(CreateTestAdviseSet(102));
var rankedBasedAdvises = Enumerable.Range(1, 10).Select(i => AdvisedPlaylist.ForAdviseSet(CreateTestAdviseSet(i))).ToList();
var rankBasedAdviserStub = new Mock <IPlaylistAdviser>();
rankBasedAdviserStub.Setup(x => x.Advise(It.IsAny <IEnumerable <AdviseGroupContent> >(), It.IsAny <PlaybacksInfo>(), It.IsAny <CancellationToken>())).ReturnsAsync(rankedBasedAdvises);
var highlyRatedSongsAdviserStub = new Mock <IPlaylistAdviser>();
highlyRatedSongsAdviserStub.Setup(x => x.Advise(It.IsAny <IEnumerable <AdviseGroupContent> >(), It.IsAny <PlaybacksInfo>(), It.IsAny <CancellationToken>()))
.ReturnsAsync(new[] { highlyRatedSongsAdvise1, highlyRatedSongsAdvise2 });
var favoriteAdviseGroupsAdviserStub = new Mock <IPlaylistAdviser>();
favoriteAdviseGroupsAdviserStub.Setup(x => x.Advise(It.IsAny <IEnumerable <AdviseGroupContent> >(), It.IsAny <PlaybacksInfo>(), It.IsAny <CancellationToken>()))
.ReturnsAsync(new[] { favoriteAdviseGroupAdvise1, favoriteAdviseGroupAdvise2 });
var settings = new AdviserSettings
{
PlaybacksBetweenFavoriteAdviseGroups = 5,
HighlyRatedSongsAdviser = new HighlyRatedSongsAdviserSettings
{
PlaybacksBetweenHighlyRatedSongs = 10,
},
};
var target = new CompositePlaylistAdviser(StubDiscGrouper(), rankBasedAdviserStub.Object, highlyRatedSongsAdviserStub.Object,
favoriteAdviseGroupsAdviserStub.Object, Mock.Of <ISessionDataService>(), Options.Create(settings));
// Act
var advises = (await target.Advise(Enumerable.Empty <DiscModel>(), 30, CancellationToken.None)).ToList();
// Assert
var expectedAdvises = new[]
{
highlyRatedSongsAdvise1,
favoriteAdviseGroupAdvise1,
rankedBasedAdvises[0], rankedBasedAdvises[1], rankedBasedAdvises[2], rankedBasedAdvises[3],
favoriteAdviseGroupAdvise2,
rankedBasedAdvises[4], rankedBasedAdvises[5], rankedBasedAdvises[6],
highlyRatedSongsAdvise2,
rankedBasedAdvises[7], rankedBasedAdvises[8], rankedBasedAdvises[9],
};
advises.Should().BeEquivalentTo(expectedAdvises);
}
public async Task Advise_IfAllAdviseSetsAreActive_AdvisesSetsInCorrectOrder()
{
// Arrange
// Last playback time for each advise group:
//
// adviseGroup1: 3, 2
// adviseGroup2: null
// adviseGroup3: null, 1
//
// Expected order (order within advise group is provided by inner adviser and is not changed):
//
// adviseSet21, adviseSet11, adviseSet31
var adviseSet11 = CreateTestAdviseSet("11", new[] { CreateTestSong(1, new DateTime(2018, 08, 17)) });
var adviseSet12 = CreateTestAdviseSet("12", new[] { CreateTestSong(2, new DateTime(2018, 08, 18)) });
var adviseSet21 = CreateTestAdviseSet("21", new[] { CreateTestSong(3) });
var adviseSet31 = CreateTestAdviseSet("31", new[] { CreateTestSong(4) });
var adviseSet32 = CreateTestAdviseSet("32", new[] { CreateTestSong(5, new DateTime(2018, 08, 19)) });
var adviseGroups = new[]
{
CreateAdviseGroup("1", isFavorite: true, adviseSet11, adviseSet12),
CreateAdviseGroup("2", isFavorite: true, adviseSet21),
CreateAdviseGroup("3", isFavorite: true, adviseSet31, adviseSet32),
};
var playbacksInfo = new PlaybacksInfo(adviseGroups);
var rankBasedAdviserStub = new Mock <IPlaylistAdviser>();
rankBasedAdviserStub.Setup(x => x.Advise(adviseGroups, playbacksInfo, It.IsAny <CancellationToken>())).ReturnsAsync(CreatedAdvisedPlaylists(adviseGroups));
var mocker = new AutoMocker();
mocker.Use(rankBasedAdviserStub);
var target = mocker.CreateInstance <FavoriteAdviseGroupsAdviser>();
// Act
var advisedPlaylists = await target.Advise(adviseGroups, playbacksInfo, CancellationToken.None);
// Assert
var expectedPlaylists = new[]
{
AdvisedPlaylist.ForAdviseSetFromFavoriteAdviseGroup(adviseSet21),
AdvisedPlaylist.ForAdviseSetFromFavoriteAdviseGroup(adviseSet11),
AdvisedPlaylist.ForAdviseSetFromFavoriteAdviseGroup(adviseSet31),
};
advisedPlaylists.Should().BeEquivalentTo(expectedPlaylists, x => x.WithStrictOrdering());
}
public async Task Advise_SkipsDuplicatedAdviseSetsBetweenAdvisers()
{
// Arrange
var settings = new AdviserSettings
{
PlaybacksBetweenFavoriteAdviseGroups = 10,
};
var adviseSet1 = CreateTestAdviseSet(101);
var adviseSet2 = CreateTestAdviseSet(102);
var favoriteAdviseGroupAdvise1 = AdvisedPlaylist.ForAdviseSetFromFavoriteAdviseGroup(adviseSet1);
var favoriteAdviseGroupAdvise2 = AdvisedPlaylist.ForAdviseSetFromFavoriteAdviseGroup(adviseSet2);
var rankedBasedAdvises = Enumerable.Range(0, 10).Select(i => AdvisedPlaylist.ForAdviseSet(CreateTestAdviseSet(i)))
.Concat(new[] { AdvisedPlaylist.ForAdviseSet(adviseSet1) })
.Concat(Enumerable.Range(10, 20).Select(i => AdvisedPlaylist.ForAdviseSet(CreateTestAdviseSet(i))))
.Concat(new[] { AdvisedPlaylist.ForAdviseSet(adviseSet2) })
.ToList();
var rankBasedAdviserStub = new Mock <IPlaylistAdviser>();
rankBasedAdviserStub.Setup(x => x.Advise(It.IsAny <IEnumerable <AdviseGroupContent> >(), It.IsAny <PlaybacksInfo>(), It.IsAny <CancellationToken>())).ReturnsAsync(rankedBasedAdvises);
var favoriteAdviseGroupsAdviserStub = new Mock <IPlaylistAdviser>();
favoriteAdviseGroupsAdviserStub.Setup(x => x.Advise(It.IsAny <IEnumerable <AdviseGroupContent> >(), It.IsAny <PlaybacksInfo>(), It.IsAny <CancellationToken>()))
.ReturnsAsync(new[] { favoriteAdviseGroupAdvise1, favoriteAdviseGroupAdvise2 });
var target = new CompositePlaylistAdviser(StubDiscGrouper(), rankBasedAdviserStub.Object, StubEmptyPlaylistAdviser(),
favoriteAdviseGroupsAdviserStub.Object, Mock.Of <ISessionDataService>(), Options.Create(settings));
// Act
var advises = (await target.Advise(Enumerable.Empty <DiscModel>(), 30, CancellationToken.None)).ToList();
// Assert
advises.Should().ContainSingle(a => a.AdviseSet == adviseSet1);
advises.Should().ContainSingle(a => a.AdviseSet == adviseSet2);
}
public void ForAdviseSetFromFavoriteAdviseGroup_FillsAdviseSetCorrectly()
{
// Arrange
var adviseSetContent = new DiscModel {
Id = new ItemId("1")
}
.AddToFolder(new FolderModel {
Name = "Some Artist"
})
.ToAdviseSet();
// Act
var target = AdvisedPlaylist.ForAdviseSetFromFavoriteAdviseGroup(adviseSetContent);
// Assert
target.AdviseSet.Should().BeSameAs(adviseSetContent);
}
public void RegisterPlayback_IfPlaybackAdviseIsForAdviseSetFromFavoriteAdviseGroup_SetsPlaybacksSinceFavoriteAdviseGroupToZero()
{
// Arrange
var disc = new DiscModel {
Id = new ItemId("1")
}
.AddToFolder(new FolderModel());
var target = new PlaylistAdviserMemo(playbacksSinceHighlyRatedSongsPlaylist: 3, playbacksSinceFavoriteAdviseGroup: 5);
// Act
var newMemo = target.RegisterPlayback(AdvisedPlaylist.ForAdviseSetFromFavoriteAdviseGroup(disc.ToAdviseSet()));
// Assert
var expectedMemo = new PlaylistAdviserMemo(playbacksSinceHighlyRatedSongsPlaylist: 4, playbacksSinceFavoriteAdviseGroup: 0);
newMemo.Should().BeEquivalentTo(expectedMemo);
}
public async Task Advise_IfPlaylistAdviserMemoIsLoaded_UsesPreviousPlaybacksSinceFavoriteAdviseGroup()
{
// Arrange
var settings = new AdviserSettings
{
PlaybacksBetweenFavoriteAdviseGroups = 10,
};
var favoriteAdviseGroupAdvise1 = AdvisedPlaylist.ForAdviseSetFromFavoriteAdviseGroup(CreateTestAdviseSet(101));
var favoriteAdviseGroupAdvise2 = AdvisedPlaylist.ForAdviseSetFromFavoriteAdviseGroup(CreateTestAdviseSet(102));
var rankBasedAdviserStub = new Mock <IPlaylistAdviser>();
rankBasedAdviserStub.Setup(x => x.Advise(It.IsAny <IEnumerable <AdviseGroupContent> >(), It.IsAny <PlaybacksInfo>(), It.IsAny <CancellationToken>()))
.ReturnsAsync(Enumerable.Range(0, 100).Select(i => AdvisedPlaylist.ForAdviseSet(CreateTestAdviseSet(i))).ToList());
var favoriteAdviseGroupsAdviserStub = new Mock <IPlaylistAdviser>();
favoriteAdviseGroupsAdviserStub.Setup(x => x.Advise(It.IsAny <IEnumerable <AdviseGroupContent> >(), It.IsAny <PlaybacksInfo>(), It.IsAny <CancellationToken>()))
.ReturnsAsync(new[] { favoriteAdviseGroupAdvise1, favoriteAdviseGroupAdvise2 });
var sessionDataServiceStub = new Mock <ISessionDataService>();
sessionDataServiceStub.Setup(x => x.GetData <PlaylistAdviserMemo>("PlaylistAdviserData", CancellationToken.None))
.ReturnsAsync(new PlaylistAdviserMemo(playbacksSinceHighlyRatedSongsPlaylist: 0, playbacksSinceFavoriteAdviseGroup: 2));
var target = new CompositePlaylistAdviser(StubDiscGrouper(), rankBasedAdviserStub.Object, StubEmptyPlaylistAdviser(),
favoriteAdviseGroupsAdviserStub.Object, sessionDataServiceStub.Object, Options.Create(settings));
// Act
var advises = (await target.Advise(Enumerable.Empty <DiscModel>(), 30, CancellationToken.None)).ToList();
// Assert
advises.Where(x => x.AdvisedPlaylistType == AdvisedPlaylistType.AdviseSetFromFavoriteAdviseGroup).Should().HaveCount(2);
advises[7].Should().BeSameAs(favoriteAdviseGroupAdvise1);
advises[17].Should().BeSameAs(favoriteAdviseGroupAdvise2);
}
public async Task Advise_AdvisesOnlySetsFromFavoriteAdviseGroups()
{
// Arrange
var adviseSetFromFavoriteAdviseGroup = CreateTestAdviseSet("1", new[] { CreateTestSong(1) });
var adviseSetFromNonFavoriteAdviseGroup = CreateTestAdviseSet("2", new[] { CreateTestSong(2) });
var adviseGroups = new[]
{
CreateAdviseGroup("1", isFavorite: false, adviseSetFromNonFavoriteAdviseGroup),
CreateAdviseGroup("2", isFavorite: true, adviseSetFromFavoriteAdviseGroup),
};
var playbacksInfo = new PlaybacksInfo(adviseGroups);
var rankBasedAdviserStub = new Mock <IPlaylistAdviser>();
rankBasedAdviserStub.Setup(x => x.Advise(adviseGroups, playbacksInfo, It.IsAny <CancellationToken>()))
.ReturnsAsync(CreatedAdvisedPlaylists(adviseGroups));
var mocker = new AutoMocker();
mocker.Use(rankBasedAdviserStub);
var target = mocker.CreateInstance <FavoriteAdviseGroupsAdviser>();
// Act
var advisedPlaylists = await target.Advise(adviseGroups, playbacksInfo, CancellationToken.None);
// Assert
var expectedPlaylists = new[]
{
AdvisedPlaylist.ForAdviseSetFromFavoriteAdviseGroup(adviseSetFromFavoriteAdviseGroup),
};
advisedPlaylists.Should().BeEquivalentTo(expectedPlaylists, x => x.WithStrictOrdering());
}