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111 lines
3.0 KiB
HTML
111 lines
3.0 KiB
HTML
<!DOCTYPE HTML>
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<html>
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<!--
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https://bugzilla.mozilla.org/show_bug.cgi?id=1013412
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-->
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<head>
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<title>Test for Bug 1013412</title>
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<script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
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<script type="text/javascript" src="/tests/SimpleTest/EventUtils.js"></script>
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<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
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<style>
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#content {
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height: 800px;
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overflow: scroll;
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}
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#scroller {
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height: 2000px;
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background: repeating-linear-gradient(#EEE, #EEE 100px, #DDD 100px, #DDD 200px);
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}
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#scrollbox {
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margin-top: 200px;
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width: 500px;
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height: 500px;
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border-radius: 250px;
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box-shadow: inset 0 0 0 60px #555;
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background: #777;
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}
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#circle {
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position: relative;
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left: 240px;
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top: 20px;
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border: 10px solid white;
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border-radius: 10px;
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width: 0px;
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height: 0px;
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transform-origin: 10px 230px;
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will-change: transform;
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}
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</style>
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</head>
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<body>
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<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1013412">Mozilla Bug 1013412</a>
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<p id="display"></p>
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<div id="content">
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<p>Scrolling the page should be async, but scrolling over the dark circle should not scroll the page and instead rotate the white ball.</p>
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<div id="scroller">
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<div id="scrollbox">
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<div id="circle"></div>
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</div>
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</div>
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</div>
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<pre id="test">
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<script type="application/javascript;version=1.7">
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/** Test for Bug 1013412 **/
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var rotation = 0;
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var rotationAdjusted = false;
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var incrementForMode = function (mode) {
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switch (mode) {
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case WheelEvent.DOM_DELTA_PIXEL: return 1;
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case WheelEvent.DOM_DELTA_LINE: return 15;
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case WheelEvent.DOM_DELTA_PAGE: return 400;
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}
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return 0;
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};
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document.getElementById("scrollbox").addEventListener("wheel", function (e) {
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rotation += e.deltaY * incrementForMode(e.deltaMode) * 0.2;
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document.getElementById("circle").style.transform = "rotate(" + rotation + "deg)";
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rotationAdjusted = true;
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e.preventDefault();
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});
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var iteration = 0;
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function runTest() {
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var content = document.getElementById('content');
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if (iteration < 300) { // enough iterations that we would scroll to the bottom of 'content'
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iteration++;
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synthesizeWheel(content, 100, 10,
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{ deltaMode: WheelEvent.DOM_DELTA_LINE,
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deltaY: 1.0, lineOrPageDeltaY: 1 });
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setTimeout(runTest, 0);
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return;
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}
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var scrollbox = document.getElementById('scrollbox');
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is(content.scrollTop < content.scrollTopMax, true, "We should not have scrolled to the bottom of the scrollframe");
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is(rotationAdjusted, true, "The rotation should have been adjusted");
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SimpleTest.finish();
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}
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function startTest() {
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// If we allow smooth scrolling the "smooth" scrolling may cause the page to
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// glide past the scrollbox (which is supposed to stop the scrolling) and so
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// we might end up at the bottom of the page.
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SpecialPowers.pushPrefEnv({"set": [["general.smoothScroll", false]]}, runTest);
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}
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SimpleTest.waitForExplicitFinish();
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SimpleTest.waitForFocus(startTest, window);
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</script>
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</pre>
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</body>
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</html>
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