| This test checks the onvisibilitychange event handler attribute on Document. | |
| On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE". | |
| PASS document.visibilityState is "visible" | |
| PASS document.hidden is false | |
| PASS document.visibilityState is "hidden" | |
| PASS document.hidden is true | |
| PASS successfullyParsed is true | |
| TEST COMPLETE | |