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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_synchronized_animation.html | |
| parent | Initial commit. (diff) | |
| download | firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip | |
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'image/test/mochitest/test_synchronized_animation.html')
| -rw-r--r-- | image/test/mochitest/test_synchronized_animation.html | 128 |
1 files changed, 128 insertions, 0 deletions
diff --git a/image/test/mochitest/test_synchronized_animation.html b/image/test/mochitest/test_synchronized_animation.html new file mode 100644 index 0000000000..3c2a874be1 --- /dev/null +++ b/image/test/mochitest/test_synchronized_animation.html @@ -0,0 +1,128 @@ +<!DOCTYPE HTML> +<html> +<!-- +https://bugzilla.mozilla.org/show_bug.cgi?id=867758 +--> +<head> + <title>Test for Bug 867758</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=867758">Mozilla Bug 867758</a> +<p id="display"></p> +<div id="content"> +</div> +<pre id="test"> +<script type="application/javascript"> +/** Test for Bug 867758**/ + +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 gDispatched = false; +var gRanEvent = false; +var gObserver; +var gImg1; +var gImg2; +var gFirstImageLoaded = false; +var gOuter; +var gFinished = false; +var gFirstRequest = null; + +function cleanUpAndFinish() { + if (gFinished) { + return; + } + var imgLoadingContent = SpecialPowers.wrap(gImg1); + imgLoadingContent.removeObserver(gOuter); + + imgLoadingContent = SpecialPowers.wrap(gImg2); + imgLoadingContent.removeObserver(gOuter); + + SimpleTest.finish(); + + gFinished = true; +} + +function frameUpdate(aRequest) { + if (!gDispatched) { + Promise.resolve().then(function() { + gRanEvent = true; + }); + gDispatched = true; + gFirstRequest = aRequest; + } else if (aRequest != gFirstRequest) { + ok(!gRanEvent, "Should not have run event before all frame update events occurred!"); + cleanUpAndFinish(); + } +} + +function failTest() { + ok(false, "timing out after " + FAILURE_TIMEOUT + "ms. "); + cleanUpAndFinish(); +} + +function waitForLoadAndTest(image) { + return () => { + // Draw the image into a canvas to ensure it's decoded. + var canvas = document.createElement('canvas'); + var context = canvas.getContext('2d'); + context.drawImage(image, 0, 0); + + // Attach the observer. + var imgLoadingContent = SpecialPowers.wrap(image); + imgLoadingContent.addObserver(gOuter); + + // If the other image already loaded, add both images to the document, which + // begins the real test. + if (gFirstImageLoaded) { + gContent.appendChild(gImg1); + gContent.appendChild(gImg2); + } else { + gFirstImageLoaded = true; + } + }; +} + +function main() { + gImg1 = new Image(); + gImg2 = new Image(); + + // Create and customize decoder observer + var obs = new ImageDecoderObserverStub(); + obs.frameUpdate = frameUpdate; + + gOuter = Cc["@mozilla.org/image/tools;1"].getService(Ci.imgITools).createScriptedObserver(SpecialPowers.wrapCallbackObject(obs)); + + // We want to test the cold loading behavior, so clear cache in case an + // earlier test got our image in there already. + clearAllImageCaches(); + + // These are two copies of the same image; hence, they have the same frame rate. + gImg1.src = "animated1.gif"; + gImg2.src = "animated2.gif"; + + // Wait for each image to load. + gImg1.addEventListener('load', waitForLoadAndTest(gImg1)); + gImg2.addEventListener('load', waitForLoadAndTest(gImg2)); + + // 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> |