mozilla-central: changeset 498149:65016d3b9885fe7e43f4035837c73071e40e548b

author	Cathie Chen <cathiechen@igalia.com>
	Mon, 14 Oct 2019 13:39:59 +0000
changeset 498149	65016d3b9885fe7e43f4035837c73071e40e548b
parent 498148	ae5c60e71f94f2de3a7ad55e982c8e2c7e8fd08b
child 498150	be5728d38c51dee3ab5dc848b20313c6d49c5bbe
push id	36707
push user	aciure@mozilla.com
push date	Fri, 18 Oct 2019 16:03:50 +0000
treeherder	mozilla-central@25c4c2685699 [default view] [failures only]
perfherder	[talos] [build metrics] [platform microbench] (compared to previous push)
reviewers	testonly
bugs	1587024, 19566, 987566, 1840492, 703662
milestone	71.0a1
first release with	nightly linux32 27bbc1fba015 / 71.0a1 / 20191018214804 / files nightly linux64 27bbc1fba015 / 71.0a1 / 20191018214804 / files nightly mac 27bbc1fba015 / 71.0a1 / 20191018214804 / files nightly win32 27bbc1fba015 / 71.0a1 / 20191018214804 / files nightly win64 27bbc1fba015 / 71.0a1 / 20191018214804 / files
last release without	nightly linux32 273c3db836e1 / 71.0a1 / 20191017093524 / files nightly linux64 273c3db836e1 / 71.0a1 / 20191017093524 / files nightly mac 273c3db836e1 / 71.0a1 / 20191017093524 / files nightly win32 273c3db836e1 / 71.0a1 / 20191017093524 / files nightly win64 273c3db836e1 / 71.0a1 / 20191017093524 / files

Bug 1587024 [wpt PR 19566] - The size of OverflowClipRect is negative, a=testonly Automatic update from web-platform-tests The size of OverflowClipRect is negative When scrollbar wider than the scrollar, the size of OverflowClipRect is negative which will affect the value of scroll offset. This patch make the size non-negative. Bug: 987566 Change-Id: I7fa80e4a17bc48303713a1a191230d0b3e7d0dd5 Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1840492 Commit-Queue: cathie chen <cathiechen@igalia.com> Reviewed-by: David Bokan <bokan@chromium.org> Cr-Commit-Position: refs/heads/master@{#703662} -- wpt-commits: 6e56893172d7f8bc833e9859c97ad5e52e9eb937 wpt-pr: 19566

testing/web-platform/tests/css/cssom-view/scrollLeft-of-scroller-with-wider-scrollbar.html

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new file mode 100644
--- /dev/null
+++ b/testing/web-platform/tests/css/cssom-view/scrollLeft-of-scroller-with-wider-scrollbar.html
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<title>The maximum value of scrollLeft shouldn't be affected by scrollbar when it's wider than scroller</title>
+<meta charset="utf-8">
+<link rel="help" href="https://drafts.csswg.org/cssom-view/#dom-element-scrollleft">
+
+<div id="scroller" style="overflow: scroll; width: 5px;height: 300px;">
+    <div style="width:100px; height: 1px"></div>
+</div>
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<script>
+    test(function() {
+        scroller.scrollLeft = 1000;
+        assert_equals(scroller.scrollLeft, 100);
+    }, "Test the maxium value of scrollLeft");
+</script>