зеркало из https://github.com/mozilla/gecko-dev.git
161 строка
4.3 KiB
HTML
161 строка
4.3 KiB
HTML
<!DOCTYPE HTML>
|
|
<html>
|
|
<!--
|
|
https://bugzilla.mozilla.org/show_bug.cgi?id=841579
|
|
-->
|
|
<head>
|
|
<title>Test for Bug 841579</title>
|
|
<script src="/tests/SimpleTest/SimpleTest.js"></script>
|
|
<script 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">
|
|
/** 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;
|
|
var gRemovals = 0;
|
|
var gExpected = 5;
|
|
|
|
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(gExpected > gLoads, "AfterLoad.onLoadComplete called for " + gImg.src);
|
|
gLoads++;
|
|
|
|
// We aren't going to get a decode complete event if the metadata decoding
|
|
// failed (i.e. for invalid.jpg). By definition we should have the size or
|
|
// an error once we get a load complete event, so check if the size is valid
|
|
// and if not, trigger a decode complete event manually.
|
|
var hasSize = false;
|
|
try {
|
|
hasSize = aRequest.image.width > 0 && aRequest.image.height > 0;
|
|
} catch(e) {}
|
|
|
|
if (hasSize) {
|
|
maybeAdvance();
|
|
} else {
|
|
onDecodeComplete(aRequest);
|
|
}
|
|
}
|
|
|
|
function onDecodeComplete(aRequest) {
|
|
ok(gExpected > gRemovals, "AfterLoad.onDecodeComplete called for " + gImg.src);
|
|
SimpleTest.executeSoon(function() {
|
|
try {
|
|
gContent.removeChild(gImg);
|
|
}
|
|
catch (e) {}
|
|
gRemovals++;
|
|
maybeAdvance();
|
|
});
|
|
}
|
|
|
|
function failTest() {
|
|
ok(false, "timing out after " + FAILURE_TIMEOUT + "ms. " +
|
|
"currently displaying " + gImg.src);
|
|
cleanUpAndFinish();
|
|
}
|
|
|
|
function onNotification()
|
|
{
|
|
ok(gExpected > gNotifications, "AfterLoad.onNotification called for " + gImg.src);
|
|
gNotifications++;
|
|
maybeAdvance();
|
|
}
|
|
|
|
function maybeAdvance()
|
|
{
|
|
if (gNotifications != gLoads || gNotifications != gRemovals) {
|
|
return;
|
|
}
|
|
|
|
let {done, value} = gFiles.next();
|
|
if (done) {
|
|
cleanUpAndFinish();
|
|
return;
|
|
}
|
|
gImg.src = value;
|
|
gContent.appendChild(gImg);
|
|
}
|
|
|
|
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);
|
|
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
|
|
var 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);
|
|
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().value);
|
|
gContent.appendChild(gImg);
|
|
|
|
// 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>
|