image/test/mochitest/test_synchronized_animation.html@6474c204b198
image/test/mochitest/test_synchronized_animation.html
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.
1 <!DOCTYPE HTML>
2 <html>
3 <!--
4 https://bugzilla.mozilla.org/show_bug.cgi?id=867758
5 -->
6 <head>
7 <title>Test for Bug 867758</title>
8 <script type="application/javascript" src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
9 <script type="application/javascript" src="chrome://mochikit/content/tests/SimpleTest/WindowSnapshot.js"></script>
10 <script type="application/javascript" src="imgutils.js"></script>
11 <link rel="stylesheet" type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css" />
12 </head>
13 <body>
14 <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=867758">Mozilla Bug 867758</a>
15 <p id="display"></p>
16 <div id="content">
17 </div>
18 <pre id="test">
19 <script type="application/javascript;version=1.8">
20 /** Test for Bug 867758**/
22 SimpleTest.waitForExplicitFinish();
24 const FAILURE_TIMEOUT = 120000; // Fail early after 120 seconds (2 minutes)
26 const Cc = Components.classes;
27 const Ci = Components.interfaces;
28 const Cu = Components.utils;
29 const gContent = document.getElementById("content");
31 var gDispatched = false;
32 var gRanEvent = false;
33 var gObserver;
34 var gImg1;
35 var gImg2;
36 var gOuter;
37 var gFinished = false;
38 var gFirstRequest = null;
40 function cleanUpAndFinish() {
41 if (gFinished) {
42 return;
43 }
44 var imgLoadingContent = gImg1.QueryInterface(Ci.nsIImageLoadingContent);
45 imgLoadingContent.removeObserver(gOuter);
47 imgLoadingContent = gImg2.QueryInterface(Ci.nsIImageLoadingContent);
48 imgLoadingContent.removeObserver(gOuter);
50 SimpleTest.finish();
52 gFinished = true;
53 }
55 function frameUpdate(aRequest) {
56 if (!gDispatched) {
57 var util = window.getInterface(Ci.nsIDOMWindowUtils);
58 util.runBeforeNextEvent(function() {
59 gRanEvent = true;
60 });
61 gDispatched = true;
62 gFirstRequest = aRequest;
63 } else if (aRequest != gFirstRequest) {
64 ok(!gRanEvent, "Should not have run event before all frame update events occurred!");
65 cleanUpAndFinish();
66 }
67 }
69 function failTest() {
70 ok(false, "timing out after " + FAILURE_TIMEOUT + "ms. ");
71 cleanUpAndFinish();
72 }
74 function main() {
75 gImg1 = new Image();
76 gImg2 = new Image();
78 // Create, customize & attach decoder observer
79 var obs = new ImageDecoderObserverStub();
80 obs.frameUpdate = frameUpdate;
82 gOuter = Cc["@mozilla.org/image/tools;1"].getService(Ci.imgITools).createScriptedObserver(obs);
83 var imgLoadingContent = gImg1.QueryInterface(Ci.nsIImageLoadingContent);
84 imgLoadingContent.addObserver(gOuter);
86 imgLoadingContent = gImg2.QueryInterface(Ci.nsIImageLoadingContent);
87 imgLoadingContent.addObserver(gOuter);
89 // We want to test the cold loading behavior, so clear cache in case an
90 // earlier test got our image in there already.
91 clearImageCache();
93 // These are two copies of the same image; hence, they have the same frame rate.
94 gImg1.src = "animated1.gif";
95 gImg2.src = "animated2.gif";
97 gContent.appendChild(gImg1);
98 gContent.appendChild(gImg2);
100 // In case something goes wrong, fail earlier than mochitest timeout,
101 // and with more information.
102 setTimeout(failTest, FAILURE_TIMEOUT);
103 }
105 window.onload = main;
107 </script>
108 </pre>
109 </body>
110 </html>
