/// <summary>
/// Tags a certain playlist as "liked" by a certain user and adds it to his/her Favorites collection
/// </summary>
/// <param name="playlistId">ID of the playlist</param>
/// <param name="userId">ID of the user</param>
/// <returns>True of successful, otherwise false</returns>
public async Task <bool> AddPlaylistToFavoritesAsync(int playlistId, int userId)
{
var result = await this.context.Favorites
.FirstOrDefaultAsync(fav => fav.PlaylistId == playlistId &&
fav.UserId == userId);
if (result != null)
{
if (result.IsFavorite == true)
{
return(false);
}
else
{
result.IsFavorite = true;
await context.SaveChangesAsync();
return(true);
}
}
PlaylistFavorite item = new PlaylistFavorite
{
PlaylistId = playlistId,
IsFavorite = true,
UserId = userId
};
await context.Favorites.AddAsync(item);
await context.SaveChangesAsync();
return(true);
}
public async Task ReturnTrue_WhenPlaylistFavoriteWasCreatedButDisliked()
{
var options = Utils.GetOptions(nameof(ReturnTrue_WhenPlaylistFavoriteWasCreatedButDisliked));
Playlist firstPlaylist = new Playlist
{
Id = 32,
Title = "Home",
PlaylistPlaytime = 5524,
UserId = 2,
Rank = 552348,
IsDeleted = false
};
Playlist secondPlaylist = new Playlist
{
Id = 33,
Title = "Metal",
PlaylistPlaytime = 5024,
UserId = 2,
Rank = 490258,
IsDeleted = false
};
User user = new User()
{
Id = 4
};
PlaylistFavorite favorite = new PlaylistFavorite()
{
Id = 2,
UserId = 4,
PlaylistId = 32,
IsFavorite = false
};
var dateTimeProviderMock = new Mock <IDateTimeProvider>();
var mockImageService = new Mock <IPixaBayImageService>();
using (var arrangeContext = new RidePalDbContext(options))
{
arrangeContext.Playlists.Add(firstPlaylist);
arrangeContext.Playlists.Add(secondPlaylist);
arrangeContext.Users.Add(user);
arrangeContext.Favorites.Add(favorite);
arrangeContext.SaveChanges();
}
using (var assertContext = new RidePalDbContext(options))
{
//Act
var sut = new PlaylistService(assertContext, dateTimeProviderMock.Object, mockImageService.Object);
var result = await sut.AddPlaylistToFavoritesAsync(32, 4);
//Assert
Assert.IsTrue(result);
}
}
public async Task ReturnFalse_WhenPlaylistFavoriteWasAlreadyRemoved()
{
var options = Utils.GetOptions(nameof(ReturnFalse_WhenPlaylistFavoriteWasAlreadyRemoved));
Playlist firstPlaylist = new Playlist
{
Id = 39,
Title = "Home",
PlaylistPlaytime = 5524,
UserId = 2,
Rank = 552348,
IsDeleted = false
};
User user = new User()
{
Id = 9
};
PlaylistFavorite favorite = new PlaylistFavorite()
{
Id = 6,
UserId = 9,
PlaylistId = 39,
IsFavorite = false
};
var dateTimeProviderMock = new Mock <IDateTimeProvider>();
var mockImageService = new Mock <IPixaBayImageService>();
using (var arrangeContext = new RidePalDbContext(options))
{
arrangeContext.Playlists.Add(firstPlaylist);
arrangeContext.Users.Add(user);
arrangeContext.Favorites.Add(favorite);
arrangeContext.SaveChanges();
}
using (var assertContext = new RidePalDbContext(options))
{
//Act
var sut = new PlaylistService(assertContext, dateTimeProviderMock.Object, mockImageService.Object);
var result = await sut.RemovePlaylistFromFavoritesAsync(39, 9);
//Assert
Assert.IsFalse(result);
}
}
public void ReturnTheCorrectPlaylistsPerPageForFavoritePlaylists()
{
var options = Utils.GetOptions(nameof(ReturnTheCorrectPlaylistsPerPageForFavoritePlaylists));
Playlist firstPlaylist = new Playlist
{
Id = 75,
Title = "Home",
PlaylistPlaytime = 5524,
UserId = 35,
Rank = 552348,
IsDeleted = false
};
Playlist secondPlaylist = new Playlist
{
Id = 76,
Title = "Metal",
PlaylistPlaytime = 5024,
UserId = 35,
Rank = 490258,
IsDeleted = false
};
Playlist thirdPlaylist = new Playlist
{
Id = 77,
Title = "Jazz",
PlaylistPlaytime = 5074,
UserId = 35,
Rank = 580258,
IsDeleted = false
};
User user = new User()
{
Id = 35
};
PlaylistFavorite firstFavorite = new PlaylistFavorite()
{
Id = 40,
UserId = 35,
PlaylistId = 75,
IsFavorite = true
};
PlaylistFavorite secondFavorite = new PlaylistFavorite()
{
Id = 41,
UserId = 35,
PlaylistId = 76,
IsFavorite = true
};
PlaylistFavorite thirdFavorite = new PlaylistFavorite()
{
Id = 42,
UserId = 35,
PlaylistId = 77,
IsFavorite = true
};
var dateTimeProviderMock = new Mock <IDateTimeProvider>();
var mockImageService = new Mock <IPixaBayImageService>();
using (var arrangeContext = new RidePalDbContext(options))
{
arrangeContext.Playlists.Add(firstPlaylist);
arrangeContext.Playlists.Add(secondPlaylist);
arrangeContext.Playlists.Add(thirdPlaylist);
arrangeContext.Users.Add(user);
arrangeContext.Favorites.Add(firstFavorite);
arrangeContext.Favorites.Add(secondFavorite);
arrangeContext.Favorites.Add(thirdFavorite);
arrangeContext.SaveChanges();
}
using (var assertContext = new RidePalDbContext(options))
{
//Act
var sut = new PlaylistService(assertContext, dateTimeProviderMock.Object, mockImageService.Object);
var result = sut.GetPlaylistsPerPageOfCollection(1, 35, "favorites").ToList();
//Assert
Assert.AreEqual(result.Count, 3);
}
}
public void ReturnTheCorrectPlaylists_WhenParamsAreValid()
{
var options = Utils.GetOptions(nameof(ReturnTheCorrectPlaylists_WhenParamsAreValid));
Playlist firstPlaylist = new Playlist
{
Id = 41,
Title = "Home",
PlaylistPlaytime = 5524,
UserId = 2,
Rank = 552348,
IsDeleted = false
};
Playlist secondPlaylist = new Playlist
{
Id = 42,
Title = "Metal",
PlaylistPlaytime = 5024,
UserId = 2,
Rank = 490258,
IsDeleted = false
};
User user = new User()
{
Id = 11
};
PlaylistFavorite firstFavorite = new PlaylistFavorite()
{
Id = 10,
UserId = 11,
PlaylistId = 41,
IsFavorite = true
};
PlaylistFavorite secondFavorite = new PlaylistFavorite()
{
Id = 11,
UserId = 11,
PlaylistId = 42,
IsFavorite = true
};
var dateTimeProviderMock = new Mock <IDateTimeProvider>();
var mockImageService = new Mock <IPixaBayImageService>();
using (var arrangeContext = new RidePalDbContext(options))
{
arrangeContext.Playlists.Add(firstPlaylist);
arrangeContext.Playlists.Add(secondPlaylist);
arrangeContext.Users.Add(user);
arrangeContext.Favorites.Add(firstFavorite);
arrangeContext.Favorites.Add(secondFavorite);
arrangeContext.SaveChanges();
}
using (var assertContext = new RidePalDbContext(options))
{
//Act
var sut = new PlaylistService(assertContext, dateTimeProviderMock.Object, mockImageService.Object);
var result = sut.GetFavoritePlaylistsOfUser(11).Result.ToList();
//Assert
Assert.AreEqual(result.Count, 2);
Assert.AreEqual(result[0].Id, firstPlaylist.Id);
Assert.AreEqual(result[0].Title, firstPlaylist.Title);
Assert.AreEqual(result[1].Id, secondPlaylist.Id);
Assert.AreEqual(result[1].Title, secondPlaylist.Title);
}
}
