19 lines
941 B
HTML
19 lines
941 B
HTML
<!doctype html>
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<title>CSS Test: matchMedia works on display: none iframes</title>
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<link rel="help" href="https://drafts.csswg.org/cssom-view/#dom-window-matchmedia">
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<link rel="author" title="Emilio Cobos Álvarez" href="mailto:emilio@crisal.io">
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<link rel="author" title="Mozilla" href="https://mozilla.org">
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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>
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function frameLoaded(frame) {
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test(function() {
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assert_true(frame.contentWindow.matchMedia("all").matches);
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}, "matchMedia should work in display: none iframes");
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test(function() {
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assert_true(frame.contentWindow.matchMedia("(min-width: 0)").matches);
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assert_true(!frame.contentWindow.matchMedia("(min-width: 1px)").matches);
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}, "matchMedia should assume a 0x0 viewport in display: none iframes");
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}
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</script>
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<iframe style="display: none" onload="frameLoaded(this)"></iframe>
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