method to validate that the message başmaklık the message we expect. I also like my test to display a message if it fails, making it easier to debug: On clicking a window will appear on the screen, where we will https://www.youtube.com/watch?v=bh_zW2wMd54&list=PLNRTuLsUCgR0I_7wXJo0ozsZ6YG-4YYKt