forked from mirrors/gecko-dev
92ca18ea23
MANUAL PUSH: Investigating https://bugzilla.mozilla.org/show_bug.cgi?id=1585751 / fixing upcoming bustage. --HG-- rename : testing/web-platform/tests/css/css-scroll-anchoring/scroll-padding.html => testing/web-platform/tests/css/css-scroll-anchoring/scroll-padding-affects-anchoring.html
32 lines
990 B
HTML
32 lines
990 B
HTML
<!DOCTYPE html>
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<title>scroll anchoring accounts for scroll-padding</title>
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<link rel="author" href="mailto:emilio@crisal.io" title="Emilio Cobos Álvarez">
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<link rel="author" href="https://mozilla.org" title="Mozilla">
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<link rel="help" href="https://drafts.csswg.org/css-scroll-anchoring/#anchor-node-selection">
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<link rel="help" href="https://drafts.csswg.org/css-scroll-snap-1/#optimal-viewing-region">
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<style>
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#scroller {
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overflow: auto;
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height: 500px;
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scroll-padding-top: 200px;
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}
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#changer {
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height: 100px;
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}
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#content {
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height: 1000px;
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}
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</style>
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<div id="scroller">
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<div id="changer"></div>
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<div id="content"></div>
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</div>
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<script>
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test(() => {
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scroller.scrollTop = 50;
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changer.style.height = "200px";
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assert_equals(scroller.scrollTop, 150, "Shouldn't anchor to #changer, since it's covered by scroll-padding");
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});
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</script>
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