| CONSOLE MESSAGE: showModalDialog() is deprecated and will be removed. Please use the <dialog> element instead. | |
| CONSOLE MESSAGE: Use of window.showModalDialog is not allowed while unloading a page. | |
| This test verifies that prompts are forbidden when leaving a webpage. | |
| Prompts include alert, confirm, prompt, and showModalDialog. | |
| If there is no prompt, the test passed. |