| This test checks that the page visibility event is fired when frame is unloaded. | |
| On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE". | |
| Loaded all frames. | |
| PASS frameDocs[0].visibilityState is "hidden" | |
| PASS frameDocs[1].visibilityState is "hidden" | |
| PASS frameDocs[2].visibilityState is "hidden" | |
| PASS successfullyParsed is true | |
| TEST COMPLETE | |