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31 lines
No EOL
1,023 B
HTML
31 lines
No EOL
1,023 B
HTML
<!DOCTYPE html>
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<link rel="help" href="https://drafts.css-houdini.org/css-properties-values-api-1">
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<script src="../resources/utils.js"></script>
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<div id="container">
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<div id="target"></div>
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</div>
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<script>
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test(() => {
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const customProperty = "--my-length";
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CSS.registerProperty({
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name: customProperty,
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syntax: "<length>",
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inherits: true,
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initialValue: "100px"
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});
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target.style.marginLeft = `var(${customProperty})`;
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assert_equals(getComputedStyle(target).marginLeft, "100px");
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assert_equals(getComputedStyle(target).getPropertyValue(customProperty), "100px");
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container.style.transition = `${customProperty} 1s -500ms linear`;
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container.style.setProperty(customProperty, "200px");
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assert_equals(getComputedStyle(target).marginLeft, "150px");
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}, "Running a transition an inherited CSS variable is reflected on a standard property using that variable as a value");
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</script> |