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<!doctype html>
<html class=test-wait>
<meta charset="utf-8">
<title>CSS Test: ::scroll-marker crash regression test</title>
<script src="/dom/events/scrolling/scroll_support.js"></script>
<script src="/resources/testdriver.js"></script>
<script src="/resources/testdriver-actions.js"></script>
<script src="/resources/testdriver-vendor.js"></script>
<style>
body {
margin: 0;
}
#marker-scroller {
height: 300px;
overflow: auto;
scroll-snap-type: x mandatory;
position: relative;
scroll-marker-group: before;
white-space: nowrap;
}
#marker-scroller div {
scroll-snap-align: start;
box-sizing: border-box;
border-radius: 5px;
background: lightgray;
border: 1px solid black;
display: inline-block;
width: 500px;
height: 100%;
}
#marker-scroller::scroll-marker-group {
display: flex;
height: 100px;
}
#marker-scroller div::scroll-marker {
content: "";
width: 100px;
height: 100px;
box-sizing: border-box;
border-radius: 5px;
border: 1px solid black;
display: inline-block;
}
#marker-scroller div::scroll-marker:target-current {
background: blue;
}
</style>
<fakeelement>
<div id="marker-scroller">
<div>1</div>
<div id="target">2</div>
<div>3</div>
</div>
</fakeelement>
<script>
async function crash() {
const target = document.querySelector('#target');
const scroller = document.querySelector('#marker-scroller');
const scrollEndPromise = waitForScrollEndFallbackToDelayWithoutScrollEvent(scroller);
/* Crash regression test for https://issues.chromium.org/407958134 */
actions_promise = new test_driver.Actions()
.pointerMove(150, 50)
.pointerDown()
.pointerUp()
.send();
await actions_promise;
await scrollEndPromise;
document.documentElement.classList.remove('test-wait');
};
crash();
</script>
</html>