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-rw-r--r--testing/web-platform/tests/css/css-scroll-snap/snap-after-relayout/remove-current-target.html65
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diff --git a/testing/web-platform/tests/css/css-scroll-snap/snap-after-relayout/remove-current-target.html b/testing/web-platform/tests/css/css-scroll-snap/snap-after-relayout/remove-current-target.html
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+++ b/testing/web-platform/tests/css/css-scroll-snap/snap-after-relayout/remove-current-target.html
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+<!DOCTYPE html>
+<title>
+ Removing the current snap target should make the scroller snap to a new target.
+</title>
+<link rel="help" href="https://drafts.csswg.org/css-scroll-snap/#re-snap" />
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<style>
+div {
+ position: absolute;
+ margin: 0;
+}
+
+#scroller {
+ height: 500px;
+ width: 500px;
+ overflow: hidden;
+ scroll-snap-type: both mandatory;
+}
+
+#initial-target {
+ width: 300px;
+ height: 300px;
+ top: 100px;
+ left: 100px;
+ background-color: red;
+ scroll-snap-align: start;
+}
+
+#other-target {
+ width: 300px;
+ height: 300px;
+ top: 300px;
+ left: 300px;
+ background-color: green;
+ scroll-snap-align: start;
+}
+
+.area {
+ width: 2000px;
+ height: 2000px;
+}
+</style>
+
+<div id="scroller">
+ <div class="area"></div>
+ <div id="initial-target"></div>
+ <div id="other-target"></div>
+</div>
+
+<script>
+const initial_target = document.getElementById("initial-target");
+const other_target = document.getElementById("other-target");
+const scroller = document.getElementById("scroller");
+
+test(() => {
+ scroller.scrollTo(0,0);
+ assert_equals(scroller.scrollTop, 100);
+ assert_equals(scroller.scrollLeft, 100);
+
+ scroller.removeChild(initial_target);
+ assert_equals(scroller.scrollTop, 300);
+ assert_equals(scroller.scrollLeft, 300);
+}, "Removing the current snap target should make the scroller snap to a new target.");
+</script>