public async Task ReturnsFalse() { string ingredientName = "Ingredient"; string wrongName = "se taq"; byte type = 1; var options = TestUtilities.GetOptions(nameof(ReturnsFalse)); using (var arrangeContext = new CocktailDatabaseContext(options)) { arrangeContext.Ingredients.Add(new Ingredient() { Name = ingredientName, Primary = type }); arrangeContext.SaveChanges(); } using (var assertContext = new CocktailDatabaseContext(options)) { var sut = new IngredientService(assertContext); var resu = await sut.CheckIfIngredientExistsAsync(wrongName, type); Assert.IsFalse(resu); } }