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67 lines
3.3 KiB
HTML
67 lines
3.3 KiB
HTML
<!DOCTYPE html>
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<html>
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<head>
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<title>Parse, store, and serialize CSS variable references</title>
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<meta rel="author" title="Kevin Babbitt">
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<meta rel="author" title="Greg Whitworth">
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<link rel="author" title="Microsoft Corporation" href="http://microsoft.com" />
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<link rel="help" href="http://www.w3.org/TR/css-variables-1/#using-variables">
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<!--
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https://drafts.csswg.org/css-syntax/#error-handling
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If the stylesheet ends while any rule, declaration, function, string, etc. are still open, everything is automatically closed.
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-->
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<style id="variable-reference-left-open">
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div
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{
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width: var(--prop</style>
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</head>
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<body>
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<script type="text/javascript">
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"use strict";
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var testcases = [
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{ cssText: "width: var(--prop);", expectedPropertyValue: "var(--prop)" },
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{ cssText: "width: var(--prop) !important;", expectedPropertyValue: "var(--prop)" },
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{ cssText: "width: var(--prop, );", expectedPropertyValue: "var(--prop, )" },
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{ cssText: "width: var(--prop, 20px);", expectedPropertyValue: "var(--prop, 20px)" },
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{ cssText: "width: var(--prop, blue);", expectedPropertyValue: "var(--prop, blue)" },
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{ cssText: "width: var(--prop1, var(--prop2));", expectedPropertyValue: "var(--prop1, var(--prop2))" },
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{ cssText: "width: var(--prop1, var(--prop2, var(--prop3, auto)));", expectedPropertyValue: "var(--prop1, var(--prop2, var(--prop3, auto)))" },
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{ cssText: "width: var(--prop1) var(--prop2)", expectedPropertyValue: "var(--prop1) var(--prop2)" },
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{ cssText: "width: var();", expectedPropertyValue: "" },
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{ cssText: "width: var(prop);", expectedPropertyValue: "" },
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{ cssText: "width: var(-prop);", expectedPropertyValue: "" },
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{ cssText: "width: var(--prop,);", expectedPropertyValue: "" },
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{ cssText: "width: var(--prop 20px);", expectedPropertyValue: "" },
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{ cssText: "width: var(--prop, var(prop));", expectedPropertyValue: "" },
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{ cssText: "width: var(--prop, var(-prop));", expectedPropertyValue: "" },
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{ cssText: "width: var(20px);", expectedPropertyValue: "" },
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{ cssText: "width: var(var(--prop));", expectedPropertyValue: "" },
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];
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testcases.forEach(function (testcase) {
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test( function () {
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var div = document.createElement("div");
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document.body.appendChild(div);
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div.style.cssText = testcase.cssText;
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var actualPropertyValue = div.style.getPropertyValue("width").trim();
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assert_equals(actualPropertyValue, testcase.expectedPropertyValue);
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document.body.removeChild(div);
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}, testcase.cssText);
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});
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test( function() {
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var actualPropertyValue = document.getElementById("variable-reference-left-open").sheet.cssRules[0].style.getPropertyValue("width").trim();
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assert_equals(actualPropertyValue, "var(--prop");
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}, "Variable reference left open at end of stylesheet");
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</script>
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</body>
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</html>
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