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Side by Side Diff: LayoutTests/fast/css/invalidation/empty-pseudo.html

Issue 565493002: Use invalidation set for :empty pseudo changes. (Closed) Base URL: https://chromium.googlesource.com/chromium/blink.git@empty-flag-20140910
Patch Set: Created 6 years, 3 months ago
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(Empty)
1 <!DOCTYPE html>
2 <script src="../../../resources/js-test.js"></script>
3 <style>
4 :empty { background-color: green }
5 #empty + div, #not-empty + div { color: pink }
6 </style>
7 <div id="empty"></div>
8 <div>
9 <div></div>
10 <div></div>
11 <div></div>
12 <div></div>
13 </div>
14 <div id="notEmpty"><div id="child"></div></div>
15 <div>
16 <div></div>
17 <div></div>
18 <div></div>
19 <div></div>
20 </div>
21 <script>
22 description("Use descendant invalidation set for :empty pseudo class.")
23
24 var transparent = "rgba(0, 0, 0, 0)";
25 var green = "rgb(0, 128, 0)";
26
27 shouldBe("getComputedStyle(empty, '').backgroundColor", "green");
28
29 empty.offsetTop; // force recalc
30 empty.appendChild(document.createElement("div"));
31
32 if (window.internals)
33 shouldBe("internals.updateStyleAndReturnAffectedElementCount()", "2");
34
35 shouldBe("getComputedStyle(empty, '').backgroundColor", "transparent");
36
37 shouldBe("getComputedStyle(notEmpty, '').backgroundColor", "transparent");
38
39 notEmpty.offsetTop; // force recalc
40 notEmpty.removeChild(child);
41
42 if (window.internals)
43 shouldBe("internals.updateStyleAndReturnAffectedElementCount()", "1");
44
45 shouldBe("getComputedStyle(notEmpty, '').backgroundColor", "green");
46 </script>
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