29 lines
1.1 KiB
HTML
29 lines
1.1 KiB
HTML
<!doctype html>
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<html class="reftest-wait">
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<title>Image intrinsic size specified via sizes attribute reacts properly to media changes</title>
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<link rel="author" title="Emilio Cobos Álvarez" href="mailto:emilio@crisal.io">
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<link rel="match" href="sizes-dynamic-001-expected.html">
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<link rel="help" href="https://html.spec.whatwg.org/#sizes-attributes">
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<link rel="help" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1149357">
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<script>
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// Use WPT version after reftest-wait is implemented.
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if (window.testRunner)
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testRunner.waitUntilDone();
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function frameLoaded(frame) {
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frame.width = "500";
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let img = frame.contentDocument.querySelector('img');
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// Trigger the viewport resize, which will trigger the image load task.
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img.offsetWidth;
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// Wait for the image load task to run.
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setTimeout(() => {
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document.documentElement.removeAttribute("class");
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if (window.testRunner)
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testRunner.notifyDone();
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}, 0);
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}
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</script>
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<iframe onload="frameLoaded(this)" width="200" height="500" srcdoc='<!doctype html><img srcset="resources/green-256x256.png 100w" style="max-width: 100%" sizes="(min-width: 400px) 10px, 20px">'></iframe>
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