public void CanInsertSingleBand() { var builder = new DbContextOptionsBuilder(); builder.UseInMemoryDatabase("InsertSingleBand"); using (var context = new BandContext(builder.Options)) { var queryData = new QueryData(context); queryData.InsertNewBand(new Band()); } using (var context2 = new BandContext(builder.Options)) { Assert.AreEqual(1, context2.Bands.Count()); } }