| <!DOCTYPE html> | |
| <script src="../../../resources/js-test-pre.js"></script> | |
| <script> | |
| description("Checks that the first parameter to window.showModalDialog() is mandatory"); | |
| shouldThrow("window.showModalDialog()", "'TypeError: Not enough arguments'"); | |
| </script> | |
| <script src="../../../resources/js-test-post.js"></script> |