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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
| commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
| tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /image/test/mochitest/test_removal_ondecode.html | |
| parent | Initial commit. (diff) | |
| download | firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip | |
Adding upstream version 115.7.0esr.upstream/115.7.0esr
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'image/test/mochitest/test_removal_ondecode.html')
| -rw-r--r-- | image/test/mochitest/test_removal_ondecode.html | 160 |
1 files changed, 160 insertions, 0 deletions
diff --git a/image/test/mochitest/test_removal_ondecode.html b/image/test/mochitest/test_removal_ondecode.html new file mode 100644 index 0000000000..4ce7555757 --- /dev/null +++ b/image/test/mochitest/test_removal_ondecode.html @@ -0,0 +1,160 @@ +<!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> |