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Diffstat (limited to 'layout/style/test/test_transitions_and_restyles.html')
| -rw-r--r-- | layout/style/test/test_transitions_and_restyles.html | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/layout/style/test/test_transitions_and_restyles.html b/layout/style/test/test_transitions_and_restyles.html new file mode 100644 index 000000000..68085a712 --- /dev/null +++ b/layout/style/test/test_transitions_and_restyles.html @@ -0,0 +1,48 @@ +<!DOCTYPE HTML> +<html> +<!-- +https://bugzilla.mozilla.org/show_bug.cgi?id=1030993 +--> +<head> + <meta charset="utf-8"> + <title>Test for Bug 1030993</title> + <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script> + <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/> + <style> + #display { + background: blue; height: 10px; width: 0; color: black; + transition: width linear 1s, color linear 1s; + } + </style> +</head> +<body> +<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1030993">Mozilla Bug 1030993</a> +<p id="display"></p> +<pre id="test"> +</pre> +<script type="application/javascript"> + +/** Test for Bug 1030993 **/ + +function advance_clock(milliseconds) { + SpecialPowers.DOMWindowUtils.advanceTimeAndRefresh(milliseconds); +} + +var p = document.getElementById("display"); +var cs = getComputedStyle(p, ""); +advance_clock(0); +cs.width; // flush +p.style.width = "1000px"; // initiate transition +is(cs.width, "0px", "transition at 0ms"); // flush (and test) +advance_clock(100); +is(cs.width, "100px", "transition at 100ms"); // flush +// restyle *and* trigger new transitions +p.style.color = "blue"; +// flush again, at the same timestamp +is(cs.width, "100px", "transition at 100ms, after restyle"); + +SpecialPowers.DOMWindowUtils.restoreNormalRefresh(); + +</script> +</body> +</html> |