public void GetById_ExistingIntIdPassed_ReturnsOkResult()
{
//Arrange
Mock <ICartItemService> moqRepo = new Mock <ICartItemService>(); //Mock is type of our Interface
moqRepo.Setup(repo => repo.GetCartItem(1)).Returns(MyCartItemList().FirstOrDefault(i => i.ProductId == 1)); //access the function inside the service class and specify what it returns
CartItemController controller = new CartItemController(moqRepo.Object); //pass moq object inside controller
//Act
ActionResult <CartItemDTO> okResult = controller.GetById(1);//1 is valid Id
//Assert
Assert.IsType <OkObjectResult>(okResult.Result);//When Id is valid the result is type of OkObjectResult
}
public void GetById_InvalidIdPassed_ReturnsNotFoundResult()
{
//Arrange
Mock <ICartItemService> moqRepo = new Mock <ICartItemService>(); //Mock is type of our Interface
moqRepo.Setup(repo => repo.GetCartItem(-1)).Returns(MyCartItemList().FirstOrDefault(i => i.ProductId == -1)); //access the function inside the service class and specify what it returns
CartItemController controller = new CartItemController(moqRepo.Object); //pass moq object inside controller
//Act
ActionResult <CartItemDTO> not_Found_Result = controller.GetById(-1);// -1 is Invalid Id
//Assert
Assert.IsType <NotFoundResult>(not_Found_Result.Result);
}
public void GetById_ExistingIntIdPassed_ReturnsRightItem()
{
//Arrange
Mock <ICartItemService> moqRepo = new Mock <ICartItemService>(); //Mock is type of our Interface
moqRepo.Setup(repo => repo.GetCartItem(1)).Returns(MyCartItemList().FirstOrDefault(i => i.ProductId == 1)); //access the function inside the service class and specify what it returns
CartItemController controller = new CartItemController(moqRepo.Object); //pass moq object inside controller
//Act
OkObjectResult okResult = controller.GetById(1).Result as OkObjectResult;
//Assert
Assert.Equal(5, (okResult.Value as CartItemDTO).Quantity);
}
