public async void CannotDeleteInstruction()
{
DbContextOptions <CookBookDbContext> options = new DbContextOptionsBuilder <CookBookDbContext>().UseInMemoryDatabase("CannotDeleteInstruction").Options;
using (CookBookDbContext context = new CookBookDbContext(options))
{
//Arrange
Instructions recipe = new Instructions();
recipe.RecipeID = 1;
recipe.StepNumberID = 2;
recipe.Action = "Boil water";
Instructions recipe2 = new Instructions();
recipe2.RecipeID = 3;
recipe2.StepNumberID = 4;
recipe2.Action = "Mash taters";
//Act
InstructionsController instructionsController = new InstructionsController(context, configuration);
await instructionsController.Post(recipe);
await instructionsController.Post(recipe2);
var result = await instructionsController.Delete(5, 5);
//Assert
Assert.IsType <NotFoundResult>(result);
}
}