| <!DOCTYPE html> |
| <script src="../../resources/testharness.js"></script> |
| <script src="../../resources/testharnessreport.js"></script> |
| <iframe id="iframe1" src="../resources/undo-iframe-location-change-src.html"></iframe> |
| <script> |
| const t = async_test(); |
| |
| const iframe1 = document.getElementById('iframe1'); |
| |
| // Note: "load" event for "iframe1" is dispatched twice: |
| // 1. Main document load |
| // 2. Set window1.location |
| iframe1.addEventListener('load', t.step_func(() => { |
| const window1 = iframe1.contentWindow; |
| const document1 = window1.document; |
| |
| const iframe2 = document1.getElementById('iframe2'); |
| const window2 = iframe2.contentWindow; |
| const document2 = window2.document; |
| const target = document2.getElementById('target'); |
| |
| if (window1.location.toString().indexOf('?part2') === -1) { |
| // Checks with modification in the subframe |
| target.focus(); |
| document2.execCommand('InsertText', false, 'x'); |
| assert_equals(target.innerText, 'x', |
| 'Text should be inserted into the subframe.'); |
| assert_false(document.queryCommandEnabled('Undo'), |
| 'Undo should not be enabled in main document'); |
| assert_false(document1.queryCommandEnabled('Undo'), |
| 'Undo should not be enabled in outer IFRAME'); |
| window1.location = window1.location.toString() + '?part2'; |
| return; |
| } |
| |
| // Checks after the subframe has navigated |
| assert_equals(target.innerText, '', |
| 'IFRAME should not have old content after navigation.'); |
| assert_false(document2.queryCommandEnabled('Undo'), |
| 'Undo should not be enabled after the location changed'); |
| assert_false(document1.queryCommandEnabled('Undo'), |
| 'Undo should not be enabled in outer IFRAME after navigation'); |
| t.done(); |
| })); |
| </script> |
