public async Task AddSamplePlaylistAsync_ShouldReturnNewSamplePlaylist() { //arrange SamplePlaylist samplePlaylist = new SamplePlaylist { Id = 89, SampleId = 1, SampleSetId = 1 }; ProjectDBContext context = new ProjectDBContext(options); ProjectRepoDB projectRepoDB = new ProjectRepoDB(context); //act var result = await projectRepoDB.AddSamplePlaylistAsync(samplePlaylist); //assert Assert.Equal(samplePlaylist.SampleSetId, result.SampleSetId); }