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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /gfx/layers/apz/test/mochitest/test_bug1304689.html
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
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+<!DOCTYPE HTML>
+<html>
+<!--
+https://bugzilla.mozilla.org/show_bug.cgi?id=1304689
+-->
+<head>
+ <meta charset="utf-8">
+ <title>Test for Bug 1285070</title>
+ <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
+ <script type="application/javascript" src="/tests/SimpleTest/paint_listener.js"></script>
+ <script type="application/javascript" src="apz_test_utils.js"></script>
+ <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
+ <style type="text/css">
+ #outer {
+ height: 400px;
+ width: 415px;
+ overflow: scroll;
+ position: relative;
+ scroll-behavior: smooth;
+ }
+ #outer.instant {
+ scroll-behavior: auto;
+ }
+ #outer.contentBefore::before {
+ top: 0;
+ content: '';
+ display: block;
+ height: 2px;
+ position: absolute;
+ width: 100%;
+ z-index: 99;
+ }
+ </style>
+ <script type="application/javascript">
+
+function* test(testDriver) {
+ var utils = SpecialPowers.DOMWindowUtils;
+ var elm = document.getElementById('outer');
+
+ // Set margins on the element, to ensure it is layerized
+ utils.setDisplayPortMarginsForElement(0, 0, 0, 0, elm, /*priority*/ 1);
+ yield waitForAllPaints(function() {
+ flushApzRepaints(testDriver);
+ });
+
+ // Take control of the refresh driver
+ utils.advanceTimeAndRefresh(0);
+
+ // Start a smooth-scroll animation in the compositor and let it go a few
+ // frames, so that there is some "user scrolling" going on (per the comment
+ // in AsyncPanZoomController::NotifyLayersUpdated)
+ elm.scrollTop = 10;
+ utils.advanceTimeAndRefresh(16);
+ utils.advanceTimeAndRefresh(16);
+ utils.advanceTimeAndRefresh(16);
+ utils.advanceTimeAndRefresh(16);
+
+ // Do another scroll update but also do a frame reconstruction within the same
+ // tick of the refresh driver.
+ elm.classList.add('instant');
+ elm.scrollTop = 100;
+ elm.classList.add('contentBefore');
+
+ // Now let everything settle and all the animations run out
+ for (var i = 0; i < 60; i++) {
+ utils.advanceTimeAndRefresh(16);
+ }
+ utils.restoreNormalRefresh();
+
+ yield flushApzRepaints(testDriver);
+ is(elm.scrollTop, 100, "The scrollTop now should be y=100");
+}
+
+if (isApzEnabled()) {
+ SimpleTest.waitForExplicitFinish();
+ pushPrefs([["apz.displayport_expiry_ms", 0]])
+ .then(waitUntilApzStable)
+ .then(runContinuation(test))
+ .then(SimpleTest.finish);
+}
+
+ </script>
+</head>
+<body>
+ <div id="outer">
+ <div id="inner">
+ this is some scrollable text.<br>
+ this is a second line to make the scrolling more obvious.<br>
+ and a third for good measure.<br>
+ this is some scrollable text.<br>
+ this is a second line to make the scrolling more obvious.<br>
+ and a third for good measure.<br>
+ this is some scrollable text.<br>
+ this is a second line to make the scrolling more obvious.<br>
+ and a third for good measure.<br>
+ this is some scrollable text.<br>
+ this is a second line to make the scrolling more obvious.<br>
+ and a third for good measure.<br>
+ this is some scrollable text.<br>
+ this is a second line to make the scrolling more obvious.<br>
+ and a third for good measure.<br>
+ this is some scrollable text.<br>
+ this is a second line to make the scrolling more obvious.<br>
+ and a third for good measure.<br>
+ this is some scrollable text.<br>
+ this is a second line to make the scrolling more obvious.<br>
+ and a third for good measure.<br>
+ this is some scrollable text.<br>
+ this is a second line to make the scrolling more obvious.<br>
+ and a third for good measure.<br>
+ this is some scrollable text.<br>
+ this is a second line to make the scrolling more obvious.<br>
+ and a third for good measure.<br>
+ this is some scrollable text.<br>
+ this is a second line to make the scrolling more obvious.<br>
+ and a third for good measure.<br>
+ this is some scrollable text.<br>
+ this is a second line to make the scrolling more obvious.<br>
+ and a third for good measure.<br>
+ this is some scrollable text.<br>
+ this is a second line to make the scrolling more obvious.<br>
+ and a third for good measure.<br>
+ this is some scrollable text.<br>
+ this is a second line to make the scrolling more obvious.<br>
+ and a third for good measure.<br>
+ this is some scrollable text.<br>
+ this is a second line to make the scrolling more obvious.<br>
+ and a third for good measure.<br>
+ this is some scrollable text.<br>
+ this is a second line to make the scrolling more obvious.<br>
+ and a third for good measure.<br>
+ </div>
+ </div>
+</body>
+</html>