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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
commit36d22d82aa202bb199967e9512281e9a53db42c9 (patch)
tree105e8c98ddea1c1e4784a60a5a6410fa416be2de /testing/web-platform/tests/css/css-scroll-snap/snap-to-visible-areas-margin-both.html
parentInitial commit. (diff)
downloadfirefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz
firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip
Adding upstream version 115.7.0esr.upstream/115.7.0esr
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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+<!DOCTYPE html>
+<title>
+ Snap to an area where the element's scroll-margin is visible but not the
+ element itself (using both axes snap type)
+</title>
+<link rel="help" href="https://drafts.csswg.org/css-scroll-snap-1/#snap-scope"/>
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<style>
+div {
+ position: absolute;
+ margin: 0px;
+}
+
+#scroller {
+ height: 600px;
+ width: 600px;
+ overflow: scroll;
+ scroll-snap-type: both mandatory;
+}
+
+#space {
+ width: 2000px;
+ height: 2000px;
+}
+
+.snap {
+ width: 200px;
+ height: 200px;
+ background-color: blue;
+ scroll-snap-align: start;
+}
+
+#left-top {
+ left: 0px;
+ top: 0px;
+}
+
+#left-bottom {
+ left: 0px;
+ top: 800px;
+ /* 800px scroll-margin makes the snap area span to the right end of the
+ right-top area */
+ scroll-margin-right: 800px;
+}
+
+#right-top {
+ left: 800px;
+ top: 0px;
+ /* 800px scroll-margin makes the snap area span to the bottom end of the
+ left-bottom area */
+ scroll-margin-bottom: 800px;
+}
+
+</style>
+<div id="scroller">
+ <div id="space"></div>
+ <div id="left-top" class="snap"></div>
+ <div id="left-bottom" class="snap"></div>
+ <div id="right-top" class="snap"></div>
+</div>
+<script>
+test(() => {
+ const scroller = document.getElementById("scroller");
+ scroller.scrollTo(0, 0);
+ assert_equals(scroller.scrollLeft, 0);
+ assert_equals(scroller.scrollTop, 0);
+ scroller.scrollTo(500, 600);
+ assert_equals(scroller.scrollLeft, 800);
+ assert_equals(scroller.scrollTop, 800);
+ scroller.scrollTo(600, 500);
+ assert_equals(scroller.scrollLeft, 800);
+ assert_equals(scroller.scrollTop, 800);
+}, 'Snap to area such that only the scroll margin from both axes\' areas are \
+visible');
+</script>