public async Task GetSongsByAlbumIdAsyncTest_ValidId_OneSong()
{
// Arrange
SongDataDto[] result =
{
new SongDataDto
{
Id = 1,
Name = "Test",
FileName = "test.mp3",
Duration = 1337
},
};
var songRepoMock = new Mock <ISongRepository>();
songRepoMock.Setup(mock => mock.GetSongsByAlbumId(1))
.ReturnsAsync(result)
.Verifiable();
var songCollection = new SongCollection(songRepoMock.Object, _dependencyMapper);
// Act
var songs = (await songCollection.GetSongsByAlbumIdAsync(1)).ToArray();
// Assert
songRepoMock.Verify();
Assert.AreEqual(1, songs.Length);
Assert.AreEqual(1, songs[0].Id);
Assert.AreEqual("Test", songs[0].Name);
Assert.AreEqual("test.mp3", songs[0].FileName);
Assert.AreEqual(1337, songs[0].Duration);
}
public async Task GetSongsByAlbumIdAsyncTest_InvalidId_EmptyArray()
{
// Arrange
var songRepoMock = new Mock <ISongRepository>();
songRepoMock.Setup(mock => mock.GetSongsByAlbumId(1))
.ReturnsAsync(new SongDataDto[] { })
.Verifiable();
var songCollection = new SongCollection(songRepoMock.Object, _dependencyMapper);
// Act
var songs = (await songCollection.GetSongsByAlbumIdAsync(1)).ToArray();
// Assert
songRepoMock.Verify();
Assert.AreEqual(0, songs.Length);
}
public async Task GetSongsByAlbumIdAsyncTest_ValidId_MultipleSongs()
{
// Arrange
SongDataDto[] result =
{
new SongDataDto
{
Id = 1,
Name = "Test",
FileName = "test.mp3",
Duration = 1337
},
new SongDataDto
{
Id = 2,
Name = "Test 2",
FileName = "test2.mp3",
Duration = 420
},
};
var songRepoMock = new Mock <ISongRepository>();
songRepoMock.Setup(mock => mock.GetSongsByAlbumId(1))
.ReturnsAsync(result)
.Verifiable();
var songCollection = new SongCollection(songRepoMock.Object, _dependencyMapper);
// Act
var songs = (await songCollection.GetSongsByAlbumIdAsync(1)).ToArray();
// Assert
songRepoMock.Verify();
Assert.AreEqual(2, songs.Length);
for (int i = 0; i < 2; ++i)
{
Assert.AreEqual(result[i].Id, songs[i].Id);
Assert.AreEqual(result[i].Name, songs[i].Name);
Assert.AreEqual(result[i].FileName, songs[i].FileName);
Assert.AreEqual(result[i].Duration, songs[i].Duration);
}
}