LayoutTests/fast/dom/shadow/ancestor-first-child.html - Issue 201573003: Reset SelectorCheckingContext.elementStyle for :ancestor matching.

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Side by Side Diff: LayoutTests/fast/dom/shadow/ancestor-first-child.html

Issue 201573003: Reset SelectorCheckingContext.elementStyle for :ancestor matching. (Closed) Base URL: svn://svn.chromium.org/blink/trunk

Patch Set: Created 6 years, 9 months ago

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	1 <!DOCTYPE html>

	2 <script src="../../../resources/js-test.js"></script>

	3 <script src="resources/shadow-dom.js"></script>

	4

	5 <div id="test">

	6 <div id="first"></div>

	7 </div>

	8

	9 <script>

	10 description("Test that :ancestor(:first-child) is re-evaluated when :first-child changes.");

	11

	12 var test = document.getElementById("test");

	13 var first = document.getElementById("first");

	14

	15 first.appendChild(

	16 createDOM("div", {"id": "host"},

	17 createShadowRoot(

	18 createDOM('style', {},

	19 document.createTextNode(":ancestor(#first:first-child) { backgro und-color: red; }")),

	20 createDOM('div', {},

	21 document.createTextNode("You should see no red.")))));

	22

	23 document.body.offsetTop; // Force style recalc.

	24

	25 var red = "rgb(255, 0, 0)";

	26

	27 shouldBe("getComputedStyle(first.firstChild, null).backgroundColor", "red");

	28

	29 test.insertBefore(document.createElement("div"), first);

	30

	31 shouldNotBe("getComputedStyle(first.firstChild, null).backgroundColor", "red");

	32 </script>

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