private static void CreateAndAddVotingCandidate(int number, int numberOfVotes, IVotingCandidateRepository votingCandidateRepository, IVoteRepository voteRepository, ISongRepository songRepository)
{
var song = songRepository.Create();
song.Title = "SongRepositoryTests" + number;
song.DurationInSeconds = 120;
song.FileName = "SongRepositoryTests.mp3";
songRepository.Add(song);
var votingCandidate = votingCandidateRepository.Create();
votingCandidate.SongId = song.Id;
votingCandidate.Song = song;
votingCandidate.DisplayOrder = number;
votingCandidateRepository.Add(votingCandidate);
foreach (var index in Enumerable.Range(0, numberOfVotes))
{
var vote = voteRepository.Create();
vote.VotingCandidateId = votingCandidate.Id;
vote.VotingCandidate = votingCandidate;
vote.UserIdentifier = Guid.NewGuid();
voteRepository.Add(vote);
}
}
private IEnumerable <VotingCandidate> AddNewVotingCandidates(IEnumerable <Song> songs)
{
foreach (var item in songs.Select((song, index) => new { song, index }))
{
var votingCandidate = _votingCandidateRepository.Create();
_votingCandidateRepository.Add(votingCandidate);
votingCandidate.Map(song: item.song, displayOrder: item.index);
yield return(votingCandidate);
}
}
public async Task UpdateOrCreate_RemovesAndAddsVotingCandidates()
{
// Arrange
var existingCandidates = new[]
{
new VotingCandidate(),
new VotingCandidate()
};
var newCandidateSongs = new[]
{
new Song(),
new Song(),
new Song()
};
_votingCandidateRepository.Get().Returns(existingCandidates);
_votingCandidateRepository.Create().Returns(_ => new VotingCandidate());
// Act
var votingCandidates = await _votingCandidateService.UpdateOrCreateAsync(newCandidateSongs);
// Assert
Assert.That(votingCandidates.Length, Is.EqualTo(newCandidateSongs.Length));
Assert.That(votingCandidates[0].SongId, Is.EqualTo(newCandidateSongs[0].Id));
Assert.That(votingCandidates[0].Song, Is.EqualTo(newCandidateSongs[0]));
Assert.That(votingCandidates[0].DisplayOrder, Is.EqualTo(0));
Assert.That(votingCandidates[0].Votes, Is.Not.Null);
Assert.That(votingCandidates[1].SongId, Is.EqualTo(newCandidateSongs[1].Id));
Assert.That(votingCandidates[1].Song, Is.EqualTo(newCandidateSongs[1]));
Assert.That(votingCandidates[1].DisplayOrder, Is.EqualTo(1));
Assert.That(votingCandidates[1].Votes, Is.Not.Null);
Assert.That(votingCandidates[2].SongId, Is.EqualTo(newCandidateSongs[2].Id));
Assert.That(votingCandidates[2].Song, Is.EqualTo(newCandidateSongs[2]));
Assert.That(votingCandidates[2].DisplayOrder, Is.EqualTo(2));
Assert.That(votingCandidates[2].Votes, Is.Not.Null);
_votingCandidateRepository.Received(1).Remove(existingCandidates[0]);
_votingCandidateRepository.Received(1).Remove(existingCandidates[1]);
_votingCandidateRepository.Received(3).Create();
_votingCandidateRepository.Received(1).Add(votingCandidates[0]);
_votingCandidateRepository.Received(1).Add(votingCandidates[1]);
_votingCandidateRepository.Received(1).Add(votingCandidates[2]);
}