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<!doctype html>
<title>CSSOM View - scrollIntoView scrolls partially-visible element in both inline and block directions.</title>
<meta charset="utf-8">
<link rel="author" title="Emilio Cobos Álvarez" href="mailto:emilio@crisal.io">
<link rel="author" title="Mozilla" href="https://mozilla.org">
<link rel="help" href="https://drafts.csswg.org/cssom-view/#dom-element-scrollintoview">
<link rel="help" href="https://bugs.webkit.org/show_bug.cgi?id=203497">
<link rel="help" href="https://bugs.chromium.org/p/chromium/issues/detail?id=916631">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<style>
#scroller {
width: 200px;
height: 200px;
padding-top: 200px;
padding-left: 200px;
background: purple;
overflow: hidden;
}
#child {
width: 400px;
height: 400px;
background: green;
}
</style>
<div id="scroller">
<div id="child"></div>
</div>
<script>
test(function() {
let scroller = document.getElementById("scroller");
let child = document.getElementById("child");
scroller.scrollTop = 0;
scroller.scrollLeft = 0;
assert_equals(scroller.scrollTop, 0, "Precondition");
assert_equals(scroller.scrollLeft, 0, "Precondition");
assert_not_equals(scroller.scrollTopMax, 0, "Precondition")
assert_not_equals(scroller.scrollLeftMax, 0, "Precondition")
child.scrollIntoView();
assert_equals(scroller.scrollTop, 200, "Should have scrolled in the block direction");
assert_equals(scroller.scrollLeft, 200, "Should have scrolled in the inline direction");
}, "scrollIntoView scrolls partially-visible child in both axes");
</script>
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