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| author | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
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| committer | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
| commit | 5f8de423f190bbb79a62f804151bc24824fa32d8 (patch) | |
| tree | 10027f336435511475e392454359edea8e25895d /image/test/mochitest/test_animation_operators.html | |
| parent | 49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff) | |
| download | UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar.gz UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar.lz UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar.xz UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.zip | |
Add m-esr52 at 52.6.0
Diffstat (limited to 'image/test/mochitest/test_animation_operators.html')
| -rw-r--r-- | image/test/mochitest/test_animation_operators.html | 159 |
1 files changed, 159 insertions, 0 deletions
diff --git a/image/test/mochitest/test_animation_operators.html b/image/test/mochitest/test_animation_operators.html new file mode 100644 index 000000000..a03088b12 --- /dev/null +++ b/image/test/mochitest/test_animation_operators.html @@ -0,0 +1,159 @@ +<!DOCTYPE HTML> +<html> +<!-- +https://bugzilla.mozilla.org/show_bug.cgi?id=936720 +--> +<head> + <title>Test for Bug 936720</title> + <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script> + <script type="application/javascript" src="/tests/SimpleTest/WindowSnapshot.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=936720">Mozilla Bug 936720</a> +<pre id="test"> +<script type="application/javascript"> + +/** Test for Bug 936720 **/ + +// Because there is no event telling us when an animated image finishes +// animating, tests for the operators used by animated GIFs and PNGs +// require that we poll until we get the correct result. A fixed timeout +// can easily result in intermittent failures on tests running in VMs. + +// (Note that we do _not_ poll the reference, so it must not be animated.) + +var gTests = [ + // IMPORTANT NOTE: For these tests, the test and reference are not + // snapshotted in the same way. The REFERENCE (second file) is + // assumed to be complete when loaded, but we poll the TEST + // (first file) until the test passes. + + // Tests of the allowed disposal operators for both GIF and APNG: keep, clear, + // and restore previous. + "== green-background.html?clear.gif green.png", + "== green-background.html?clear.png green.png", + "== keep.gif green.png", + "== keep.png green.png", + "== restore-previous.gif green.png", + "== restore-previous.png green.png", + + // Tests of the blending/compositing operators that only APNG supports. + "== over.png grey.png", + "!= source.png grey.png", + "== bug900200.png bug900200-ref.png", + "== bug1319025.png bug1319025-ref.png", + + // Test of subframe updates. + "== clear2.gif clear2-results.gif", +]; + +// Maintain a reference count of how many things we're waiting for until +// we can say the tests are done. +var gDelayCount = 0; +function AddFinishDependency() + { ++gDelayCount; } +function RemoveFinishDependency() + { if (--gDelayCount == 0) SimpleTest.finish(); } + +// We record the maximum number of times we had to look at a test before +// it switched to the passing state (though we assume it's 10 to start +// rather than 0 so that we have a reasonable default). Then we make a +// test "time out" if it takes more than gTimeoutFactor times that +// amount of time. This allows us to report a test failure rather than +// making a test failure just show up as a timeout. +var gMaxPassingTries = 10; +var gTimeoutFactor = 10; + +function takeSnapshot(iframe_element) +{ + return snapshotWindow(iframe_element.contentWindow, false); +} + +function passes(op, shot1, shot2) +{ + var [correct, s1, s2] = compareSnapshots(shot1, shot2, op == "=="); + return correct; +} + +function startTest(i) +{ + var testLine = gTests[i]; + var splitData = testLine.split(" "); + var testData = + { op: splitData[0], test: splitData[1], reference: splitData[2] }; + var tries = 0; + + // Maintain state specific to this test in the closure exposed to all + // the functions nested inside this one. + + function startIframe(url) + { + var element = document.createElement("iframe"); + element.addEventListener("load", handleLoad, false); + // Smaller than normal reftests, but enough for these. + element.setAttribute("style", "width: 100px; height: 100px"); + element.setAttribute("frameborder", "0"); + element.setAttribute("scrolling", "no"); + element.src = url; + document.body.appendChild(element); + function handleLoad(event) + { + iframe.loaded = true; + if (iframe == reference) { + reference.snapshot = takeSnapshot(element); + } + var other = (iframe == test) ? reference : test; + if (other.loaded) { + setTimeout(checkTest, 100); + } + } + function checkTest() + { + var test_snapshot = takeSnapshot(test.element); + if (passes(testData.op, test_snapshot, reference.snapshot)) { + if (tries > gMaxPassingTries) { + gMaxPassingTries = tries; + } + report(true); + } else { + ++tries; + if (tries > gMaxPassingTries * gTimeoutFactor) { + info("Giving up after " + tries + " tries, " + + "maxp=" + gMaxPassingTries + + "fact=" + gTimeoutFactor); + report(false); + } else { + // The animation might not have finished. Try again in 100ms. + setTimeout(checkTest, 100); + } + } + } + function report(result) + { + ok(result, "(" + i + ") " + + testData.op + " " + testData.test + " " + testData.reference); + RemoveFinishDependency(); + } + var iframe = { element: element, loaded: false }; + + return iframe; + } + + AddFinishDependency(); + var test = startIframe(testData.test); + var reference = startIframe(testData.reference); +} + +SimpleTest.waitForExplicitFinish(); +SimpleTest.requestFlakyTimeout("untriaged"); + +// Run the tests. +for (var i = 0; i < gTests.length; ++i) { + startTest(i); +} + +</script> +</pre> +</body> +</html> |