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108 lines
3.4 KiB
HTML
108 lines
3.4 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=657143
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-->
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<head>
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<title>Test for Bug 657143</title>
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<script type="text/javascript" src="/MochiKit/MochiKit.js"></script>
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<script type="text/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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</head>
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<body>
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<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=657143">Mozilla Bug 657143</a>
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<p id="display"></p>
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<style>
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/* Ensure that there is at least one custom property on the root element's
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computed style */
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:root { --test: some value; }
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</style>
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<div id="content" style="display: none">
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</div>
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<pre id="test">
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<script class="testbody" type="text/javascript">
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/** Test for Bug 657143 **/
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// Checks ordering of CSS properties in nsComputedDOMStyle.cpp
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// by splitting the getComputedStyle() into four sublists
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// then cloning and sort()ing the lists and comparing with originals.
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function isPrefixed(aProp) {
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return aProp.startsWith("-moz");
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}
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function isNotPrefixed(aProp) {
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return !isPrefixed(aProp);
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}
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function isCustom(aProp) {
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return aProp.startsWith("--");
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}
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function isNotCustom(aProp) {
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return !isCustom(aProp);
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}
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var styleList = window.getComputedStyle(document.documentElement);
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cssA = [], mozA = [], svgA = [], customA = [];
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// Partition the list of property names into four lists:
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//
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// cssA: regular, non-SVG properties
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// mozA: '-moz-' prefixed properties
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// svgA: SVG properties
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// customA: '--' prefixed custom properties
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var list = cssA;
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for (var i = 0, j = styleList.length; i < j; i++) {
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var prop = styleList.item(i);
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switch (list) {
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case cssA:
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if (isPrefixed(prop)) {
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list = mozA;
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}
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// fall through
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case mozA:
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if (prop == "clip-path") {
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// Assumes that the first SVG property is 'clip-path'.
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list = svgA;
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}
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// fall through
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case svgA:
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if (isCustom(prop)) {
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list = customA;
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}
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// fall through
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}
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list.push(prop);
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}
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var cssB = cssA.slice(0).sort(),
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mozB = mozA.slice(0).sort(),
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svgB = svgA.slice(0).sort();
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is(cssA.toString(), cssB.toString(), 'CSS property list should be alphabetical');
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is(mozA.toString(), mozB.toString(), 'Experimental -moz- CSS property list should be alphabetical');
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is(svgA.toString(), svgB.toString(), 'SVG property list should be alphabetical');
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// We don't test that the custom property list is sorted, as the CSSOM
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// specification does not yet require it, and we don't return them
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// in sorted order.
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ok(!cssA.find(isPrefixed), 'Experimental -moz- CSS properties should not be in the mature CSS property list');
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ok(!cssA.find(isCustom), 'Custom CSS properties should not be in the mature CSS property list');
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ok(!mozA.find(isNotPrefixed), 'Experimental -moz- CSS property list should not contain mature CSS properties');
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ok(!mozA.find(isCustom), 'Custom CSS properties should not be in the experimental -moz- CSS property list');
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ok(!svgA.find(isPrefixed), 'Experimental -moz- CSS properties should not be in the SVG property list');
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ok(!svgA.find(isCustom), 'Custom CSS properties should not be in the SVG property list');
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ok(!customA.find(isNotCustom), 'Non-custom CSS properties should not be in the custom property list');
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</script>
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</pre>
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</body>
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</html>
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