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| author | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
|---|---|---|
| committer | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
| commit | 5f8de423f190bbb79a62f804151bc24824fa32d8 (patch) | |
| tree | 10027f336435511475e392454359edea8e25895d /browser/base/content/test/general/browser_bug427559.js | |
| parent | 49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff) | |
| download | UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar.gz UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar.lz UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar.xz UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.zip | |
Add m-esr52 at 52.6.0
Diffstat (limited to 'browser/base/content/test/general/browser_bug427559.js')
| -rw-r--r-- | browser/base/content/test/general/browser_bug427559.js | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/browser/base/content/test/general/browser_bug427559.js b/browser/base/content/test/general/browser_bug427559.js new file mode 100644 index 000000000..78cecdefa --- /dev/null +++ b/browser/base/content/test/general/browser_bug427559.js @@ -0,0 +1,38 @@ +"use strict"; + +/* + * Test bug 427559 to make sure focused elements that are no longer on the page + * will have focus transferred to the window when changing tabs back to that + * tab with the now-gone element. + */ + +// Default focus on a button and have it kill itself on blur. +const URL = 'data:text/html;charset=utf-8,' + + '<body><button onblur="this.remove()">' + + '<script>document.body.firstChild.focus()</script></body>'; + +function getFocusedLocalName(browser) { + return ContentTask.spawn(browser, null, function* () { + return content.document.activeElement.localName; + }); +} + +add_task(function* () { + let testTab = yield BrowserTestUtils.openNewForegroundTab(gBrowser, URL); + + let browser = testTab.linkedBrowser; + + is((yield getFocusedLocalName(browser)), "button", "button is focused"); + + let blankTab = yield BrowserTestUtils.openNewForegroundTab(gBrowser, "about:blank"); + + yield BrowserTestUtils.switchTab(gBrowser, testTab); + + // Make sure focus is given to the window because the element is now gone. + is((yield getFocusedLocalName(browser)), "body", "body is focused"); + + // Cleanup. + gBrowser.removeTab(blankTab); + gBrowser.removeCurrentTab(); + +}); |