| <!doctype html> |
| <title>visibilitychange event bubbles when fired on unload</title> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <div id="log"></div> |
| <script> |
| async_test(function(t) { |
| var w = window.open("resources/unload-bubbles.html"); |
| window.onmessage = t.step_func(function(event) { |
| if (event.data === "close") { |
| w.close(); |
| return; |
| } |
| |
| const {state, target, bubbles} = event.data |
| assert_equals(state, "hidden"); |
| assert_equals(target, "#document"); |
| assert_equals(bubbles, true); |
| t.done(); |
| }); |
| }); |
| </script> |
