image/test/mochitest/test_synchronized_animation.html

Thu, 15 Jan 2015 15:59:08 +0100

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Thu, 15 Jan 2015 15:59:08 +0100
branch
TOR_BUG_9701
changeset 10
ac0c01689b40
permissions
-rw-r--r--

Implement a real Private Browsing Mode condition by changing the API/ABI;
This solves Tor bug #9701, complying with disk avoidance documented in
https://www.torproject.org/projects/torbrowser/design/#disk-avoidance.

michael@0 1 <!DOCTYPE HTML>
michael@0 2 <html>
michael@0 3 <!--
michael@0 4 https://bugzilla.mozilla.org/show_bug.cgi?id=867758
michael@0 5 -->
michael@0 6 <head>
michael@0 7 <title>Test for Bug 867758</title>
michael@0 8 <script type="application/javascript" src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
michael@0 9 <script type="application/javascript" src="chrome://mochikit/content/tests/SimpleTest/WindowSnapshot.js"></script>
michael@0 10 <script type="application/javascript" src="imgutils.js"></script>
michael@0 11 <link rel="stylesheet" type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css" />
michael@0 12 </head>
michael@0 13 <body>
michael@0 14 <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=867758">Mozilla Bug 867758</a>
michael@0 15 <p id="display"></p>
michael@0 16 <div id="content">
michael@0 17 </div>
michael@0 18 <pre id="test">
michael@0 19 <script type="application/javascript;version=1.8">
michael@0 20 /** Test for Bug 867758**/
michael@0 21
michael@0 22 SimpleTest.waitForExplicitFinish();
michael@0 23
michael@0 24 const FAILURE_TIMEOUT = 120000; // Fail early after 120 seconds (2 minutes)
michael@0 25
michael@0 26 const Cc = Components.classes;
michael@0 27 const Ci = Components.interfaces;
michael@0 28 const Cu = Components.utils;
michael@0 29 const gContent = document.getElementById("content");
michael@0 30
michael@0 31 var gDispatched = false;
michael@0 32 var gRanEvent = false;
michael@0 33 var gObserver;
michael@0 34 var gImg1;
michael@0 35 var gImg2;
michael@0 36 var gOuter;
michael@0 37 var gFinished = false;
michael@0 38 var gFirstRequest = null;
michael@0 39
michael@0 40 function cleanUpAndFinish() {
michael@0 41 if (gFinished) {
michael@0 42 return;
michael@0 43 }
michael@0 44 var imgLoadingContent = gImg1.QueryInterface(Ci.nsIImageLoadingContent);
michael@0 45 imgLoadingContent.removeObserver(gOuter);
michael@0 46
michael@0 47 imgLoadingContent = gImg2.QueryInterface(Ci.nsIImageLoadingContent);
michael@0 48 imgLoadingContent.removeObserver(gOuter);
michael@0 49
michael@0 50 SimpleTest.finish();
michael@0 51
michael@0 52 gFinished = true;
michael@0 53 }
michael@0 54
michael@0 55 function frameUpdate(aRequest) {
michael@0 56 if (!gDispatched) {
michael@0 57 var util = window.getInterface(Ci.nsIDOMWindowUtils);
michael@0 58 util.runBeforeNextEvent(function() {
michael@0 59 gRanEvent = true;
michael@0 60 });
michael@0 61 gDispatched = true;
michael@0 62 gFirstRequest = aRequest;
michael@0 63 } else if (aRequest != gFirstRequest) {
michael@0 64 ok(!gRanEvent, "Should not have run event before all frame update events occurred!");
michael@0 65 cleanUpAndFinish();
michael@0 66 }
michael@0 67 }
michael@0 68
michael@0 69 function failTest() {
michael@0 70 ok(false, "timing out after " + FAILURE_TIMEOUT + "ms. ");
michael@0 71 cleanUpAndFinish();
michael@0 72 }
michael@0 73
michael@0 74 function main() {
michael@0 75 gImg1 = new Image();
michael@0 76 gImg2 = new Image();
michael@0 77
michael@0 78 // Create, customize & attach decoder observer
michael@0 79 var obs = new ImageDecoderObserverStub();
michael@0 80 obs.frameUpdate = frameUpdate;
michael@0 81
michael@0 82 gOuter = Cc["@mozilla.org/image/tools;1"].getService(Ci.imgITools).createScriptedObserver(obs);
michael@0 83 var imgLoadingContent = gImg1.QueryInterface(Ci.nsIImageLoadingContent);
michael@0 84 imgLoadingContent.addObserver(gOuter);
michael@0 85
michael@0 86 imgLoadingContent = gImg2.QueryInterface(Ci.nsIImageLoadingContent);
michael@0 87 imgLoadingContent.addObserver(gOuter);
michael@0 88
michael@0 89 // We want to test the cold loading behavior, so clear cache in case an
michael@0 90 // earlier test got our image in there already.
michael@0 91 clearImageCache();
michael@0 92
michael@0 93 // These are two copies of the same image; hence, they have the same frame rate.
michael@0 94 gImg1.src = "animated1.gif";
michael@0 95 gImg2.src = "animated2.gif";
michael@0 96
michael@0 97 gContent.appendChild(gImg1);
michael@0 98 gContent.appendChild(gImg2);
michael@0 99
michael@0 100 // In case something goes wrong, fail earlier than mochitest timeout,
michael@0 101 // and with more information.
michael@0 102 setTimeout(failTest, FAILURE_TIMEOUT);
michael@0 103 }
michael@0 104
michael@0 105 window.onload = main;
michael@0 106
michael@0 107 </script>
michael@0 108 </pre>
michael@0 109 </body>
michael@0 110 </html>

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