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+<!DOCTYPE HTML>
+<html>
+<!--
+https://bugzilla.mozilla.org/show_bug.cgi?id=841579
+-->
+<head>
+ <title>Test for Bug 841579</title>
+ <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
+ <script type="application/javascript" src="/tests/SimpleTest/WindowSnapshot.js"></script>
+ <script type="application/javascript" src="imgutils.js"></script>
+ <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
+</head>
+<body>
+<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=841579">Mozilla Bug 841579</a>
+<p id="display"></p>
+<div id="content">
+</div>
+<pre id="test">
+<script type="application/javascript;version=1.8">
+/** Test for Bug 841579**/
+
+SimpleTest.requestFlakyTimeout("Early failure timeout");
+SimpleTest.waitForExplicitFinish();
+
+const FAILURE_TIMEOUT = 120000; // Fail early after 120 seconds (2 minutes)
+
+const Cc = SpecialPowers.Cc;
+const Ci = SpecialPowers.Ci;
+const gContent = document.getElementById("content");
+
+var gImg;
+var gMyDecoderObserver;
+var gIsTestFinished = false;
+var gFiles;
+var gNotifications = 0;
+var gLoads = 0;
+
+function fileToLoad() {
+ yield "red.png";
+ yield "invalid.jpg";
+ yield "lime100x100.svg";
+ yield "bad.jpg";
+ yield "rillybad.jpg";
+}
+
+function onSizeAvailable(aRequest) {
+ ok(true, "AfterLoad.onSizeAvailable called for " + gImg.src);
+}
+function onLoadComplete(aRequest) {
+ ok(true, "AfterLoad.onLoadComplete called for " + gImg.src);
+ gLoads++;
+}
+function onDecodeComplete(aRequest) {
+ ok(true, "AfterLoad.onDecodeComplete called for " + gImg.src);
+ SimpleTest.executeSoon(function() {
+ try {
+ gContent.removeChild(gImg);
+ }
+ catch (e) {}
+ });
+}
+
+function failTest() {
+ ok(false, "timing out after " + FAILURE_TIMEOUT + "ms. " +
+ "currently displaying " + gImg.src);
+ cleanUpAndFinish();
+}
+
+function onNotification()
+{
+ gNotifications++;
+ try {
+ gImg.src = gFiles.next();
+ gContent.appendChild(gImg);
+ } catch(e) {
+ cleanUpAndFinish();
+ }
+}
+
+function cleanUpAndFinish() {
+ // On the off chance that failTest and myOnStopFrame are triggered
+ // back-to-back, use a flag to prevent multiple calls to SimpleTest.finish.
+ if (gIsTestFinished) {
+ return;
+ }
+ let imgLoadingContent = SpecialPowers.wrap(gImg).QueryInterface(Ci.nsIImageLoadingContent);
+ imgLoadingContent.removeObserver(gMyDecoderObserver);
+ // TODO - this isn't the case until post-bug 716140's refactorings
+ // ok(gNotifications == gLoads, "Should be notified the same number of times as loads");
+ SimpleTest.finish();
+ gIsTestFinished = true;
+}
+
+function main() {
+ gFiles = fileToLoad();
+ gImg = new Image();
+ gImg.onload = onNotification;
+ gImg.onerror = onNotification;
+
+ // Create, customize & attach decoder observer
+ observer = new ImageDecoderObserverStub();
+ observer.sizeAvailable = onSizeAvailable;
+ observer.loadComplete = onLoadComplete;
+ observer.decodeComplete = onDecodeComplete;
+ gMyDecoderObserver =
+ Cc["@mozilla.org/image/tools;1"].getService(Ci.imgITools)
+ .createScriptedObserver(SpecialPowers.wrapCallbackObject(observer));
+ let imgLoadingContent = SpecialPowers.wrap(gImg).QueryInterface(Ci.nsIImageLoadingContent);
+ imgLoadingContent.addObserver(gMyDecoderObserver);
+
+ // We want to test the cold loading behavior, so clear cache in case an
+ // earlier test got our image in there already.
+ clearAllImageCaches();
+
+ // kick off image-loading! myOnStopFrame handles the rest.
+ gImg.setAttribute("src", gFiles.next());
+
+ // In case something goes wrong, fail earlier than mochitest timeout,
+ // and with more information.
+ setTimeout(failTest, FAILURE_TIMEOUT);
+}
+
+window.onload = main;
+
+</script>
+</pre>
+</body>
+</html>