private static POSContext GenerateMockContextData() { var options = new DbContextOptionsBuilder <POSContext>() .UseInMemoryDatabase("TodoList").Options; POSContext context = new POSContext(options); context = AddingToCartTest.AddItem(context, MockItem.GenerateMockItem1()); context = AddingToCartTest.AddItem(context, MockItem.GenerateMockItem2()); context = AddingToCartTest.AddItem(context, MockItem.GenerateMockItem3()); return(context); }