public async Task AddArtistAsync_Given_NewArtist_Should_Return_Id()
{
var artist = new NewArtist()
{
Name = "Primal Nature",
ProfilePictureURL = "http://www.primalnature.com/artist.png",
BeatportUrl = "http://www.beatport.com/primalnature/",
SoundCloudUrl = "http://www.soundcloud.com/primalnature/"
};
string id = Guid.NewGuid().ToString();
artistManager
.Setup(s => s.InsertArtistAsync(It.IsAny <NewArtist>()))
.Returns(Task.FromResult(id));
var retval = await _artistController.AddArtistAsync(artist) as CreatedResult;
Assert.AreEqual(id, retval.Value);
}