layout/style/test/test_bug160403.html
author Cristian Tuns <ctuns@mozilla.com>
Fri, 24 Sep 2021 14:42:22 -0400
changeset 593147 0b4005ebc9776ff43d99d1427c1a1fd2e14d9a44
parent 469640 c9c0c6f2eed54a187e124942e53c3660b4cf17d8
permissions -rw-r--r--
Backed out changeset dd075a074e45 (bug 1730518) for causing content crashes (bug 1732479). CLOSED TREE

<!DOCTYPE HTML>
<html>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=160403
-->
<head>
  <title>Test for Bug 160403</title>
  <script src="/tests/SimpleTest/SimpleTest.js"></script>
  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
</head>
<body>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=160403">Mozilla Bug 160403</a>
<div id="content" style="display: none">
  
</div>
<pre id="test">
<script type="application/javascript">

/** Test for Bug 160403 **/

var element = document.getElementById("content");
var style = element.style;

element.setAttribute("style", "border-top-style: dotted");
is(style.getPropertyValue("border-top-style"), "dotted");
is(style.getPropertyPriority("border-top-style"), "");
is(style.getPropertyValue("border-style"), "");
is(style.getPropertyPriority("border-style"), "");

element.setAttribute("style", "border-top-style: dotted ! important");
is(style.getPropertyValue("border-top-style"), "dotted");
is(style.getPropertyPriority("border-top-style"), "important");
is(style.getPropertyValue("border-style"), "");
is(style.getPropertyPriority("border-style"), "");

element.setAttribute("style", "border-top-style: dotted ! important; border-bottom-style: dotted ! important; border-left-style: dotted ! important");
is(style.getPropertyValue("border-top-style"), "dotted");
is(style.getPropertyPriority("border-top-style"), "important");
is(style.getPropertyValue("border-style"), "");
is(style.getPropertyPriority("border-style"), "");

element.setAttribute("style", "border-top-style: dotted ! important; border-right-style: dotted; border-bottom-style: dotted ! important; border-left-style: dotted ! important");
is(style.getPropertyValue("border-top-style"), "dotted");
is(style.getPropertyPriority("border-top-style"), "important");
is(style.getPropertyValue("border-right-style"), "dotted");
is(style.getPropertyPriority("border-right-style"), "");
is(style.getPropertyValue("border-style"), "");
is(style.getPropertyPriority("border-style"), "");

element.setAttribute("style", "border-top-style: dotted ! important; border-right-style: dotted ! important; border-bottom-style: dotted ! important; border-left-style: dotted ! important");
is(style.getPropertyValue("border-top-style"), "dotted");
is(style.getPropertyPriority("border-top-style"), "important");
is(style.getPropertyValue("border-right-style"), "dotted");
is(style.getPropertyPriority("border-right-style"), "important");
isnot(style.getPropertyValue("border-style"), "");
is(style.getPropertyPriority("border-style"), "important");

// Also test that we check consistency of inherit and initial.
element.setAttribute("style", "border-top-style: dotted; border-right-style: dotted; border-bottom-style: dotted; border-left-style: dotted");
isnot(style.getPropertyValue("border-style"), "", "serialize shorthand when all values not inherit/initial");
element.setAttribute("style", "border-top-style: inherit; border-right-style: inherit; border-bottom-style: inherit; border-left-style: inherit");
is(style.getPropertyValue("border-style"), "inherit", "serialize shorthand as inherit");
element.setAttribute("style", "border-top-style: initial; border-right-style: initial; border-bottom-style: initial; border-left-style: initial");
is(style.getPropertyValue("border-style"), "initial", "serialize shorthand as initial");
element.setAttribute("style", "border-top-style: dotted; border-right-style: dotted; border-bottom-style: dotted; border-left-style: inherit");
is(style.getPropertyValue("border-style"), "", "don't serialize shorthand when partly inherit");
element.setAttribute("style", "border-top-style: initial; border-right-style: dotted; border-bottom-style: initial; border-left-style: initial");
is(style.getPropertyValue("border-style"), "", "don't serialize shorthand when partly initial");

</script>
</pre>
</body>
</html>