51 lines
1.5 KiB
HTML
51 lines
1.5 KiB
HTML
<!doctype html>
|
|
<meta charset=utf-8>
|
|
<title>Should not scroll out of rounded corner</title>
|
|
<link rel="help" href="https://crbug.com/40277896">
|
|
<script src=/resources/testharness.js></script>
|
|
<script src=/resources/testharnessreport.js></script>
|
|
<script src="/resources/testdriver.js"></script>
|
|
<script src="/resources/testdriver-vendor.js"></script>
|
|
<script src="/resources/testdriver-actions.js"></script>
|
|
<script src="/dom/events/scrolling/scroll_support.js"></script>
|
|
<style>
|
|
#scroller {
|
|
border-radius: 100px;
|
|
overflow: auto;
|
|
width: 300px;
|
|
height: 300px;
|
|
border: 2px solid blue;
|
|
will-change: scroll-position;
|
|
}
|
|
|
|
.spacer {
|
|
height: 200vh;
|
|
}
|
|
|
|
</style>
|
|
|
|
<div id="scroller">
|
|
<div class="spacer"></div>
|
|
</div>
|
|
<div class="spacer"></div>
|
|
|
|
<script>
|
|
promise_test(async (t) => {
|
|
await waitForCompositorCommit();
|
|
let scrolled = new Promise((resolve) => {
|
|
let scrollers = [window, document.getElementById("scroller")];
|
|
let onscroll = (evt) => {
|
|
for (const scroller of scrollers) {
|
|
scroller.removeEventListener("scroll", onscroll);
|
|
}
|
|
resolve(evt.target.id || "root");
|
|
}
|
|
for (const scroller of scrollers) {
|
|
scroller.addEventListener("scroll", onscroll);
|
|
}
|
|
});
|
|
const actions = new test_driver.Actions().scroll(20, 20, 0, 50, { duration: 50 });
|
|
actions.send();
|
|
assert_equals(await scrolled, "root", "Incorrect element scrolled");
|
|
}, "Wheel-scroll out of rounded corner skips that scroller");
|
|
</script>
|