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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>
|
