The Tor Browser / file comparison
comparison: browser/base/content/test/general/browser_bug427559.js
browser/base/content/test/general/browser_bug427559.js
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| 1 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 2 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 3 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 4 | |
| 5 /* | |
| 6 * Test bug 427559 to make sure focused elements that are no longer on the page | |
| 7 * will have focus transferred to the window when changing tabs back to that | |
| 8 * tab with the now-gone element. | |
| 9 */ | |
| 10 | |
| 11 // Default focus on a button and have it kill itself on blur | |
| 12 let testPage = 'data:text/html,<body><button onblur="this.parentNode.removeChild(this);"><script>document.body.firstChild.focus();</script></body>'; | |
| 13 | |
| 14 function test() { | |
| 15 waitForExplicitFinish(); | |
| 16 | |
| 17 gBrowser.selectedTab = gBrowser.addTab(); | |
| 18 | |
| 19 gBrowser.selectedBrowser.addEventListener("load", function () { | |
| 20 gBrowser.selectedBrowser.removeEventListener("load", arguments.callee, true); | |
| 21 setTimeout(function () { | |
| 22 var testPageWin = content; | |
| 23 | |
| 24 // The test page loaded, so open an empty tab, select it, then restore | |
| 25 // the test tab. This causes the test page's focused element to be removed | |
| 26 // from its document. | |
| 27 gBrowser.selectedTab = gBrowser.addTab(); | |
| 28 gBrowser.removeCurrentTab(); | |
| 29 | |
| 30 // Make sure focus is given to the window because the element is now gone | |
| 31 is(document.commandDispatcher.focusedWindow, testPageWin, | |
| 32 "content window is focused"); | |
| 33 | |
| 34 gBrowser.removeCurrentTab(); | |
| 35 finish(); | |
| 36 }, 0); | |
| 37 }, true); | |
| 38 | |
| 39 content.location = testPage; | |
| 40 } |
