public void TestCreateRecipeLineValidInput() { //Arrange List <RecipeItemLineVM> recipeLines = new List <RecipeItemLineVM>(); RecipeItemLineVM burger = new RecipeItemLineVM(100000, 100000, "Patty", 1, "Whole"); //Act int rows = _recipeManager.CreateRecipeItemLine(burger, burger.RecipeID); Recipe recipe = _recipeManager.RetrieveRecipeByID(burger.RecipeID); //Assert Assert.AreEqual(1, rows); CollectionAssert.Contains(recipe.RecipeLines, burger); }