44 lines
1.5 KiB
HTML
44 lines
1.5 KiB
HTML
<!DOCTYPE html>
|
|
<title>Scroll back to initial position</title>
|
|
<meta name="timeout" content="long">
|
|
<link rel="author" title="Yupei Wang" href="mailto:perryuwang@tencent.com">
|
|
<link rel="help" href="https://drafts.csswg.org/cssom-view/#smooth-scrolling">
|
|
<script src="/resources/testharness.js"></script>
|
|
<script src="/resources/testharnessreport.js"></script>
|
|
<script src="support/scroll-behavior.js"></script>
|
|
<style>
|
|
.filler { height: 1000px }
|
|
|
|
#scrollable {
|
|
overflow: scroll;
|
|
width: 100px;
|
|
height: 100px;
|
|
}
|
|
</style>
|
|
<div id="log"></div>
|
|
<div id="testContainer">
|
|
<div id="scrollable">
|
|
<div class="filler"></div>
|
|
</div>
|
|
</div>
|
|
<script>
|
|
promise_test(() => {
|
|
resetScroll(scrollable);
|
|
assert_equals(scrollable.scrollTop, 0, "Inital value of scrollTop");
|
|
scrollNode(scrollable, "scroll", "smooth", 0, 500);
|
|
scrollNode(scrollable, "scroll", "smooth", 0, 0);
|
|
return waitForScrollEnd(scrollable).then(() => {
|
|
assert_equals(scrollable.scrollTop, 0, "Final value of scrollTop");
|
|
});
|
|
}, "Element should scroll back to initial position with smooth behavior");
|
|
|
|
promise_test(() => {
|
|
resetScroll(scrollable);
|
|
assert_equals(scrollable.scrollTop, 0, "Inital value of scrollTop");
|
|
scrollNode(scrollable, "scroll", "smooth", 0, 500);
|
|
scrollNode(scrollable, "scroll", "auto", 0, 0);
|
|
return waitForScrollEnd(scrollable).then(() => {
|
|
assert_equals(scrollable.scrollTop, 0, "Final value of scrollTop");
|
|
});
|
|
}, "Element should scroll back to initial position with auto behavior");
|
|
</script>
|