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1 <!DOCTYPE html> | |
2 <script src="../../../resources/testharness.js"></script> | |
3 <script src="../../../resources/testharnessreport.js"></script> | |
4 <style> | |
5 body { | |
6 margin: 0; | |
7 } | |
8 | |
9 #scroller { | |
10 height: 100px; | |
11 width: 200px; | |
12 overflow: scroll; | |
13 } | |
14 | |
15 .padding { | |
16 width: 400px; | |
17 height: 500px; | |
18 } | |
19 | |
20 #sticky { | |
21 width: 25px; | |
22 height: 25px; | |
23 position: sticky; | |
24 top: 20px; | |
25 left: 50px; | |
26 } | |
27 </style> | |
28 | |
29 <div id="scroller"> | |
30 <div id="sticky"></div> | |
31 <div class="padding"></div> | |
32 </div> | |
33 | |
34 <script> | |
35 if (window.internals) { | |
36 internals.settings.setCSSStickyPositionEnabled(true); | |
37 } | |
38 | |
39 test(function() { | |
40 var scroller = document.getElementById('scroller'); | |
41 var sticky = document.getElementById('sticky'); | |
42 scroller.scrollTop = 100; | |
43 scroller.scrollLeft = 50; | |
44 scroller.append(document.createElement('div')); | |
45 assert_equals(sticky.getBoundingClientRect().top, 20); | |
46 assert_equals(sticky.getBoundingClientRect().left, 50); | |
47 }, "getBoundingClientRect should be correct for sticky after script-caused layou
t"); | |
48 | |
49 test(function() { | |
50 var scroller = document.getElementById('scroller'); | |
51 var sticky = document.getElementById('sticky'); | |
52 scroller.scrollTop = 100; | |
53 scroller.scrollLeft = 50; | |
54 scroller.append(document.createElement('div')); | |
55 assert_equals(sticky.offsetTop, 120); | |
56 assert_equals(sticky.offsetLeft, 100); | |
57 }, "offsetTop/offsetLeft should be correct for sticky after script-caused layout
"); | |
58 </script> | |
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