dom/browser-element/mochitest/browserElement_DocumentFirstPaint.js@6474c204b198 (annotated)
dom/browser-element/mochitest/browserElement_DocumentFirstPaint.js
Wed, 31 Dec 2014 06:09:35 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Wed, 31 Dec 2014 06:09:35 +0100
- changeset 0
- 6474c204b198
- permissions
- -rw-r--r--
Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.
| michael@0 | 1 | /* Any copyright is dedicated to the public domain. |
| michael@0 | 2 | http://creativecommons.org/publicdomain/zero/1.0/ */ |
| michael@0 | 3 | |
| michael@0 | 4 | // Bug 829486 - Add mozdocumentbrowserfirstpaint event. |
| michael@0 | 5 | "use strict"; |
| michael@0 | 6 | |
| michael@0 | 7 | SimpleTest.waitForExplicitFinish(); |
| michael@0 | 8 | browserElementTestHelpers.setEnabledPref(true); |
| michael@0 | 9 | browserElementTestHelpers.addPermission(); |
| michael@0 | 10 | |
| michael@0 | 11 | var iframe; |
| michael@0 | 12 | |
| michael@0 | 13 | function runTestQueue(queue) { |
| michael@0 | 14 | if (queue.length == 0) { |
| michael@0 | 15 | SimpleTest.finish(); |
| michael@0 | 16 | return; |
| michael@0 | 17 | } |
| michael@0 | 18 | |
| michael@0 | 19 | var gotFirstPaint = false; |
| michael@0 | 20 | var gotFirstLocationChange = false; |
| michael@0 | 21 | var test = queue.shift(); |
| michael@0 | 22 | |
| michael@0 | 23 | function runNext() { |
| michael@0 | 24 | iframe.removeEventListener('mozbrowserdocumentfirstpaint', documentfirstpainthandler); |
| michael@0 | 25 | iframe.removeEventListener('mozbrowserloadend', loadendhandler); |
| michael@0 | 26 | runTestQueue(queue); |
| michael@0 | 27 | } |
| michael@0 | 28 | |
| michael@0 | 29 | function documentfirstpainthandler(e) { |
| michael@0 | 30 | ok(!gotFirstPaint, "Got firstpaint only once"); |
| michael@0 | 31 | gotFirstPaint = true; |
| michael@0 | 32 | if (gotFirstLocationChange) { |
| michael@0 | 33 | runNext(); |
| michael@0 | 34 | } |
| michael@0 | 35 | } |
| michael@0 | 36 | |
| michael@0 | 37 | function loadendhandler(e) { |
| michael@0 | 38 | gotFirstLocationChange = true; |
| michael@0 | 39 | if (gotFirstPaint) { |
| michael@0 | 40 | runNext(); |
| michael@0 | 41 | } |
| michael@0 | 42 | } |
| michael@0 | 43 | |
| michael@0 | 44 | iframe.addEventListener('mozbrowserdocumentfirstpaint', documentfirstpainthandler); |
| michael@0 | 45 | iframe.addEventListener('mozbrowserloadend', loadendhandler); |
| michael@0 | 46 | |
| michael@0 | 47 | test(); |
| michael@0 | 48 | } |
| michael@0 | 49 | |
| michael@0 | 50 | function testChangeLocation() { |
| michael@0 | 51 | iframe.src = browserElementTestHelpers.emptyPage1 + "?2"; |
| michael@0 | 52 | } |
| michael@0 | 53 | |
| michael@0 | 54 | function testReload() { |
| michael@0 | 55 | iframe.reload(); |
| michael@0 | 56 | } |
| michael@0 | 57 | |
| michael@0 | 58 | function testFirstLoad() { |
| michael@0 | 59 | document.body.appendChild(iframe); |
| michael@0 | 60 | iframe.src = browserElementTestHelpers.emptyPage1; |
| michael@0 | 61 | } |
| michael@0 | 62 | |
| michael@0 | 63 | function runTest() { |
| michael@0 | 64 | iframe = document.createElement('iframe'); |
| michael@0 | 65 | SpecialPowers.wrap(iframe).mozbrowser = true; |
| michael@0 | 66 | |
| michael@0 | 67 | runTestQueue([testFirstLoad, testReload, testChangeLocation]); |
| michael@0 | 68 | } |
| michael@0 | 69 | |
| michael@0 | 70 | addEventListener('testready', runTest); |
