Index: LayoutTests/fast/css/invalidation/empty-pseudo.html |
diff --git a/LayoutTests/fast/css/invalidation/empty-pseudo.html b/LayoutTests/fast/css/invalidation/empty-pseudo.html |
new file mode 100644 |
index 0000000000000000000000000000000000000000..da9fbef5642c1bf44e5960a7232e33a162bf8315 |
--- /dev/null |
+++ b/LayoutTests/fast/css/invalidation/empty-pseudo.html |
@@ -0,0 +1,46 @@ |
+<!DOCTYPE html> |
+<script src="../../../resources/js-test.js"></script> |
+<style> |
+:empty { background-color: green } |
+#empty + div, #not-empty + div { color: pink } |
+</style> |
+<div id="empty"></div> |
+<div> |
+ <div></div> |
+ <div></div> |
+ <div></div> |
+ <div></div> |
+</div> |
+<div id="notEmpty"><div id="child"></div></div> |
+<div> |
+ <div></div> |
+ <div></div> |
+ <div></div> |
+ <div></div> |
+</div> |
+<script> |
+description("Use descendant invalidation set for :empty pseudo class.") |
+ |
+var transparent = "rgba(0, 0, 0, 0)"; |
+var green = "rgb(0, 128, 0)"; |
+ |
+shouldBe("getComputedStyle(empty, '').backgroundColor", "green"); |
+ |
+empty.offsetTop; // force recalc |
+empty.appendChild(document.createElement("div")); |
+ |
+if (window.internals) |
+ shouldBe("internals.updateStyleAndReturnAffectedElementCount()", "2"); |
+ |
+shouldBe("getComputedStyle(empty, '').backgroundColor", "transparent"); |
+ |
+shouldBe("getComputedStyle(notEmpty, '').backgroundColor", "transparent"); |
+ |
+notEmpty.offsetTop; // force recalc |
+notEmpty.removeChild(child); |
+ |
+if (window.internals) |
+ shouldBe("internals.updateStyleAndReturnAffectedElementCount()", "1"); |
+ |
+shouldBe("getComputedStyle(notEmpty, '').backgroundColor", "green"); |
+</script> |