forked from mirrors/gecko-dev
9762f7f6c2
Automatic update from web-platform-tests Fix scrolling overflow of block-end padding in vertical-lr When computing the [scrollable overflow], this patch fixes to use the [block-end] padding instead of [line-under] padding. These two are mostly equivalent, except when `vertical-lr`. Legacy, Edge, and Gecko pass this test. [scrollable overflow] https://drafts.csswg.org/css-overflow-3/#scrollable [block-end]: https://drafts.csswg.org/css-writing-modes-3/#block-end [line-under]: https://drafts.csswg.org/css-writing-modes-3/#line-under Bug: 591099 Change-Id: I930caf8c40ef118524de33c1400f0ef2ab9fe59d Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1967103 Reviewed-by: Ian Kilpatrick <ikilpatrick@chromium.org> Reviewed-by: Aleks Totic <atotic@chromium.org> Commit-Queue: Koji Ishii <kojii@chromium.org> Cr-Commit-Position: refs/heads/master@{#724962} -- wpt-commits: a9e454c8001472320dc3f049f6180427256a44dc wpt-pr: 20777
48 lines
1.5 KiB
HTML
48 lines
1.5 KiB
HTML
<!DOCTYPE html>
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<title>Test "end-edges" of scrollable overflows in various writing modes</title>
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<link rel="help" href="https://drafts.csswg.org/css-overflow-3/#scrollable">
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<link rel="author" href="mailto:kojii@chromium.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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<style>
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scroller {
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display: inline-block;
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overflow: auto;
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width: 100px;
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height: 100px;
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font-size: 50px;
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line-height: 1;
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}
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.vlr { writing-mode: vertical-lr; }
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.vrl { writing-mode: vertical-rl; }
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.htb > .block-start { padding-top: 200px; }
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.htb > .block-end { padding-bottom: 200px; }
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.vlr > .block-start { padding-left: 200px; }
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.vlr > .block-end { padding-right: 200px; }
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.vrl > .block-start { padding-right: 200px; }
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.vrl > .block-end { padding-left: 200px; }
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</style>
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<body>
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<div id="log"></div>
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<div class="htb">
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<scroller class="block-start">A</scroller>
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<scroller class="block-end">A</scroller>
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</div>
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<div class="vlr">
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<scroller class="block-start">A</scroller>
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<scroller class="block-end">A</scroller>
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</div>
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<div class="vrl">
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<scroller class="block-start">A</scroller>
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<scroller class="block-end">A</scroller>
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</div>
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<script>
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for (let element of document.getElementsByTagName('scroller')) {
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let writing_mode = getComputedStyle(element).writingMode;
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test(() => {
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assert_equals(element.scrollWidth, element.offsetWidth, "scrollWidth");
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assert_equals(element.scrollHeight, element.offsetHeight, "scrollHeight");
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}, writing_mode + ' ' + element.className);
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}
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</script>
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</body>
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