зеркало из https://github.com/mozilla/gecko-dev.git
117 строки
4.2 KiB
HTML
117 строки
4.2 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=375363
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-->
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<head>
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<title>Test for parsing, storage, and serialization of CSS 'inherit' on all properties and 'unset' on inherited properties</title>
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<script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
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<script type="text/javascript" src="property_database.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=375363">Mozilla Bug 375363</a>
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<p id="display"></p>
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<div id="content" style="display: none">
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<div id="testnode"></div>
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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 parsing, storage, and serialization of CSS 'inherit' on all
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properties and 'unset' on inherited properties **/
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var gDeclaration = document.getElementById("testnode").style;
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var gTestUnset = SpecialPowers.getBoolPref("layout.css.unset-value.enabled");
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function test_property(property)
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{
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var info = gCSSProperties[property];
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var keywords = ["inherit"];
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if (info.inherited && gTestUnset)
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keywords.push("unset");
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keywords.forEach(function(keyword) {
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function check_initial(sproperty) {
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var sinfo = gCSSProperties[sproperty];
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var val = gDeclaration.getPropertyValue(sproperty);
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is(val, "", "value of '" + sproperty + "' before we do anything");
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is(val, gDeclaration[sinfo.domProp],
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"consistency between decl.getPropertyValue('" + sproperty + "') and decl." + sinfo.domProp);
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}
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check_initial(property);
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if ("subproperties" in info)
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for (var idx in info.subproperties)
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check_initial(info.subproperties[idx]);
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gDeclaration.setProperty(property, keyword, "");
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function check_set(sproperty) {
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var sinfo = gCSSProperties[sproperty];
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val = gDeclaration.getPropertyValue(sproperty);
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is(val, keyword,
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keyword + " reported back for property '" + sproperty + "'");
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is(val, gDeclaration[sinfo.domProp],
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"consistency between decl.getPropertyValue('" + sproperty +
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"') and decl." + sinfo.domProp);
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}
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check_set(property);
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if ("subproperties" in info)
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for (var idx in info.subproperties)
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check_set(info.subproperties[idx]);
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// We don't care particularly about the whitespace or the placement of
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// semicolons, but for simplicity we'll test the current behavior.
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if ("alias_for" in info) {
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is(gDeclaration.cssText, info.alias_for + ": " + keyword + ";",
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"declaration should serialize to exactly what went in (for " + keyword + ")");
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} else {
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is(gDeclaration.cssText, property + ": " + keyword + ";",
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"declaration should serialize to exactly what went in (for " + keyword + ")");
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}
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gDeclaration.removeProperty(property);
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function check_final(sproperty) {
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var sinfo = gCSSProperties[sproperty];
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var val = gDeclaration.getPropertyValue(sproperty);
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is(val, "", "value of '" + sproperty + "' after removal of value");
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is(val, gDeclaration[sinfo.domProp],
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"consistency between decl.getPropertyValue('" + sproperty + "') and decl." + sinfo.domProp);
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}
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check_final(property);
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if ("subproperties" in info)
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for (var idx in info.subproperties)
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check_final(info.subproperties[idx]);
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// can all properties be removed from the style?
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function test_remove_all_properties(property, value) {
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var i, p = [];
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for (i = 0; i < gDeclaration.length; i++) p.push(gDeclaration[i]);
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for (i = 0; i < p.length; i++) gDeclaration.removeProperty(p[i]);
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var errstr = "when setting property " + property + " to " + value;
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is(gDeclaration.length, 0, "unremovable properties " + errstr);
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is(gDeclaration.cssText, "", "non-empty serialization after removing all properties " + errstr);
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}
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// sanity check shorthands to make sure disabled props aren't exposed
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if (info.type != CSS_TYPE_LONGHAND) {
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gDeclaration.setProperty(property, keyword, "");
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test_remove_all_properties(property, keyword);
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gDeclaration.removeProperty(property);
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}
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});
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}
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for (var prop in gCSSProperties)
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test_property(prop);
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</script>
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</pre>
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</body>
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</html>
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