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49 lines
1.3 KiB
HTML
49 lines
1.3 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=1030993
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-->
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<head>
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<meta charset="utf-8">
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<title>Test for Bug 1030993</title>
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<script type="application/javascript" src="/tests/SimpleTest/SimpleTest.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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#display {
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background: blue; height: 10px; width: 0; color: black;
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transition: width linear 1s, color linear 1s;
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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=1030993">Mozilla Bug 1030993</a>
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<p id="display"></p>
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<pre id="test">
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</pre>
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<script type="application/javascript">
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/** Test for Bug 1030993 **/
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function advance_clock(milliseconds) {
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SpecialPowers.DOMWindowUtils.advanceTimeAndRefresh(milliseconds);
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}
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var p = document.getElementById("display");
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var cs = getComputedStyle(p, "");
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advance_clock(0);
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cs.width; // flush
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p.style.width = "1000px"; // start transition
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is(cs.width, "0px", "transition at 0ms"); // flush (and test)
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advance_clock(100);
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is(cs.width, "100px", "transition at 100ms"); // flush
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// restyle *and* trigger new transitions
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p.style.color = "blue";
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// flush again, at the same timestamp
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is(cs.width, "100px", "transition at 100ms, after restyle");
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SpecialPowers.DOMWindowUtils.restoreNormalRefresh();
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</script>
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</body>
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</html>
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