public async Task Update_Series_Description() { var series = await SeriesHelpers.CreateValidSeries(); var repository = new SeriesRepository(_fixture.Context); (await repository.ExistsAsync(series.Id)).Should().BeTrue(); var sut = await repository.GetAsync(series.Id); var seriesId = sut.Id; sut.Should().NotBeNull(); sut.Description.Should().Contain("Best books in the world!"); await SeriesHelpers.UpdateSeriesDescription(sut.Id, "Bacon ipsum..."); await _fixture.Context.Entry(sut).ReloadAsync(); sut.Description.Should().Contain("Bacon ipsum"); sut.Id.Should().Be(seriesId); }