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33 lines
1.1 KiB
HTML
33 lines
1.1 KiB
HTML
<!doctype html>
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<meta charset="utf-8">
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<title>CSSOM: getComputedStyle cross-doc properly reflects media query changes</title>
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<link rel="help" href="https://drafts.csswg.org/cssom/#dom-window-getcomputedstyle">
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<link rel="author" title="Emilio Cobos Álvarez" href="mailto:emilio@crisal.io">
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<script src=/resources/testharness.js></script>
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<script src=/resources/testharnessreport.js></script>
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<iframe id="frm" style="width: 100px; height: 100px"></iframe>
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<script>
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test(function() {
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let frm = document.getElementById('frm');
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let frmDoc = frm.contentWindow.document;
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frmDoc.open();
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frmDoc.write('<style>body { color: red } @media all and (min-width: 101px) { body { color: green } }</style><body>Should be green</body>');
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frmDoc.close();
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document.body.offsetTop;
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assert_equals(
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getComputedStyle(frmDoc.body).color,
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"rgb(255, 0, 0)",
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"Initial color should be red"
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);
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frm.style.width = "200px";
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assert_equals(
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getComputedStyle(frmDoc.body).color,
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"rgb(0, 128, 0)",
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"style should have been updated to account for media query changes"
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);
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}, "getComputedStyle cross-doc properly reflects media query changes");
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</script>
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