зеркало из https://github.com/mozilla/gecko-dev.git
Bug 1374790 - Wait until APZ is ready before sending it a wheel event. r=mats
Differential Revision: https://phabricator.services.mozilla.com/D9567 --HG-- extra : moz-landing-system : lando
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@ -17,6 +17,7 @@ support-files =
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file_SlowImage.sjs
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file_SlowPage.sjs
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bug1174521.html
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!/gfx/layers/apz/test/mochitest/apz_test_utils.js
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[test_bug240933.html]
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[test_bug263683.html]
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@ -5,6 +5,7 @@
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<script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
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<script type="application/javascript" src="/tests/SimpleTest/EventUtils.js"></script>
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<script src="/tests/SimpleTest/paint_listener.js"></script>
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<script src="/tests/gfx/layers/apz/test/mochitest/apz_test_utils.js"></script>
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<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
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</head>
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<body>
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@ -40,6 +41,8 @@ function doneScroll() {
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outer.scrollTop = 0;
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break;
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case 2:
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// wait until APZ is ready to handle the wheel event, then send it
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waitForApzFlushedRepaints(() => {
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// Wait for paints to flush, so APZ is notified of the new scroll offset.
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sendWheelAndPaint(inner, 4, 4,
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{ deltaMode: WheelEvent.DOM_DELTA_LINE, deltaY: 1 },
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@ -47,6 +50,7 @@ function doneScroll() {
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wheelAndPaintDone = true;
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doneTest();
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});
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});
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break;
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case 3:
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is(innerScrollOffset(), innerStartScrollOffset, "Inner element should not have scrolled down");
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