blob: 97542e26132c13c800e75602030b121b015c5c9e (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
|
<!DOCTYPE html>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<style>
body { height: 2000px; margin: 0 10px; }
#before, #after { height: 100px; }
#before { margin-bottom: 100px; }
#container { line-height: 100px; vertical-align: top; }
</style>
<div id="container">
<div id="before">before</div>
<span id="inline">inline</span>
<div id="after">after</div>
</div>
<script>
// Tests anchoring inside an anonymous block box. The anchor selection algorithm
// should descend into the children of the anonymous box even though it is fully
// contained in the viewport.
test(() => {
document.scrollingElement.scrollTop = 150;
var span = document.querySelector("#inline");
var newSpan = document.createElement("span");
newSpan.innerHTML = "inserted<br>";
span.parentNode.insertBefore(newSpan, span);
assert_equals(document.scrollingElement.scrollTop, 250);
}, "Anchor selection descent into anonymous block boxes.");
</script>
|