35 lines
1.1 KiB
HTML
35 lines
1.1 KiB
HTML
<!doctype html>
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<title>URLs in embedded style sheets resolve relative to the document base URI</title>
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<link rel=help href=https://drafts.csswg.org/css-values/#relative-urls>
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<script src=/resources/testharness.js></script>
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<script src=/resources/testharnessreport.js></script>
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<base href="http://{{hosts[alt][www]}}">
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<style>
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:root {
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--image-path: url("images/test.png");
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}
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#relative-image-url {
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background-image: url(images/test.png);
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}
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#relative-image-variable-url {
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background-image: var(--image-path);
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}
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</style>
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<div id="relative-image-url"></div>
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<div id="relative-image-variable-url"></div>
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<script>
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const ids = [
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"relative-image-url",
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"relative-image-variable-url"
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];
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for (let id of ids) {
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test(() => {
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const el = document.getElementById(id);
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const backgroundImageStyle = window.getComputedStyle(el)["background-image"];
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const baseRelativeImageURL = new URL("images/test.png", document.baseURI);
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assert_equals(backgroundImageStyle, `url("${baseRelativeImageURL.href}")`);
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}, "base-relative URL: " + id);
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}
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</script>
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