image/test/mochitest/test_animSVGImage2.html

changeset 0
6474c204b198
     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/image/test/mochitest/test_animSVGImage2.html	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,121 @@
     1.4 +<!DOCTYPE HTML>
     1.5 +<html>
     1.6 +<!--
     1.7 +https://bugzilla.mozilla.org/show_bug.cgi?id=907503
     1.8 +-->
     1.9 +<head>
    1.10 +  <title>Test for Bug 907503</title>
    1.11 +  <script type="application/javascript" src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
    1.12 +  <script type="application/javascript" src="chrome://mochikit/content/tests/SimpleTest/WindowSnapshot.js"></script>
    1.13 +  <script type="application/javascript" src="imgutils.js"></script>
    1.14 +  <link rel="stylesheet" type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css" />
    1.15 +</head>
    1.16 +<body>
    1.17 +<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=907503">Mozilla Bug 907503</a>
    1.18 +<p id="display"></p>
    1.19 +<div id="content">
    1.20 +  <div id="referenceDiv" style="height: 100px; width: 100px;
    1.21 +                                display: none; background: lime"></div>
    1.22 +  <img>
    1.23 +</div>
    1.24 +<pre id="test">
    1.25 +<script type="application/javascript;version=1.8">
    1.26 +/** Test for Bug 907503**/
    1.27 +
    1.28 +SimpleTest.waitForExplicitFinish();
    1.29 +
    1.30 +const FAILURE_TIMEOUT = 120000; // Fail early after 120 seconds (2 minutes)
    1.31 +
    1.32 +const Cc = Components.classes;
    1.33 +const Ci = Components.interfaces;
    1.34 +const gImg = document.getElementsByTagName("img")[0];
    1.35 +
    1.36 +var gMyDecoderObserver; // value will be set in main()
    1.37 +var gReferenceSnapshot; // value will be set in takeReferenceSnapshot()
    1.38 +var gOnStopFrameCounter = 0;
    1.39 +var gIsTestFinished = false;
    1.40 +var gTimer = null;
    1.41 +
    1.42 +
    1.43 +function takeReferenceSnapshot() {
    1.44 +  // Take a snapshot of the initial (essentially blank) page
    1.45 +  let blankSnapshot = snapshotWindow(window, false);
    1.46 +
    1.47 +  // Show reference div, & take a snapshot
    1.48 +  let referenceDiv = document.getElementById("referenceDiv");
    1.49 +  referenceDiv.style.display = "block";
    1.50 +  gReferenceSnapshot = snapshotWindow(window, false);
    1.51 +  ok(compareSnapshots(blankSnapshot, gReferenceSnapshot, false)[0],
    1.52 +     "reference snapshot shouldn't match blank page snapshot");
    1.53 +
    1.54 +  // Re-hide reference div, and take another snapshot to be sure it's gone
    1.55 +  referenceDiv.style.display = "none";
    1.56 +  let blankSnapshot2 = snapshotWindow(window, false);
    1.57 +  ok(compareSnapshots(blankSnapshot, blankSnapshot2, true)[0],
    1.58 +     "reference div should disappear when it becomes display:none");
    1.59 +}
    1.60 +
    1.61 +function myOnStopFrame(aRequest) {
    1.62 +  gOnStopFrameCounter++;
    1.63 +  ok(true, "myOnStopFrame called");
    1.64 +  let currentSnapshot = snapshotWindow(window, false);
    1.65 +  if (compareSnapshots(currentSnapshot, gReferenceSnapshot, true)[0]) {
    1.66 +    // SUCCESS!
    1.67 +    ok(true, "Animated image looks correct, " +
    1.68 +             "at call #" + gOnStopFrameCounter + " to onStopFrame");
    1.69 +    cleanUpAndFinish();
    1.70 +  }
    1.71 +  if (!gTimer)
    1.72 +    gTimer = setTimeout(function() { gTimer = null; myOnStopFrame(0, 0); }, 1000);
    1.73 +}
    1.74 +
    1.75 +function failTest() {
    1.76 +  ok(false, "timing out after " + FAILURE_TIMEOUT + "ms.  " +
    1.77 +            "Animated image still doesn't look correct, " +
    1.78 +            "after call #" + gOnStopFrameCounter + " to onStopFrame");
    1.79 +  cleanUpAndFinish();
    1.80 +}
    1.81 +
    1.82 +function cleanUpAndFinish() {
    1.83 +  clearTimeout(gTimer);
    1.84 +  // On the off chance that failTest and myOnStopFrame are triggered
    1.85 +  // back-to-back, use a flag to prevent multiple calls to SimpleTest.finish.
    1.86 +  if (gIsTestFinished) {
    1.87 +    return;
    1.88 +  }
    1.89 +  let imgLoadingContent = gImg.QueryInterface(Ci.nsIImageLoadingContent);
    1.90 +  imgLoadingContent.removeObserver(gMyDecoderObserver);
    1.91 +  SimpleTest.finish();
    1.92 +  gIsTestFinished = true;
    1.93 +}
    1.94 +
    1.95 +function main() {
    1.96 +  takeReferenceSnapshot();
    1.97 +
    1.98 +  // Create, customize & attach decoder observer
    1.99 +  observer = new ImageDecoderObserverStub();
   1.100 +  observer.frameComplete = myOnStopFrame;
   1.101 +  gMyDecoderObserver =
   1.102 +    Cc["@mozilla.org/image/tools;1"].getService(Ci.imgITools)
   1.103 +      .createScriptedObserver(observer);
   1.104 +  let imgLoadingContent = gImg.QueryInterface(Ci.nsIImageLoadingContent);
   1.105 +  imgLoadingContent.addObserver(gMyDecoderObserver);
   1.106 +
   1.107 +  // We want to test the cold loading behavior, so clear cache in case an
   1.108 +  // earlier test got our image in there already.
   1.109 +  clearImageCache();
   1.110 +
   1.111 +  // kick off image-loading! myOnStopFrame handles the rest.
   1.112 +  gImg.setAttribute("src", "lime-anim-100x100-2.svg");
   1.113 +
   1.114 +  // In case something goes wrong, fail earlier than mochitest timeout,
   1.115 +  // and with more information.
   1.116 +  setTimeout(failTest, FAILURE_TIMEOUT);
   1.117 +}
   1.118 +
   1.119 +window.onload = main;
   1.120 +
   1.121 +</script>
   1.122 +</pre>
   1.123 +</body>
   1.124 +</html>

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