LayoutTests/fast/css/invalidation/content-attr.html - Issue 609813002: Use LocalStyleChange for content:attr() changes.

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Side by Side Diff: LayoutTests/fast/css/invalidation/content-attr.html

Issue 609813002: Use LocalStyleChange for content:attr() changes. (Closed) Base URL: https://chromium.googlesource.com/chromium/blink.git@master

Patch Set: Added invalidation tests Created 6 years, 2 months ago

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	1 <!DOCTYPE html>

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

	3 <style>

	4 #before::before, #after::after { content: attr(my-value); }

	5 </style>

	6 <div id="before">

	7 <div></div>

	8 <div>

	9 <div></div>

	10 </div>

	11 </div>

	12 <div id="after">

	13 <div></div>

	14 <div>

	15 <div></div>

	16 </div>

	17 </div>

	18 <script>

	19 description("No subtree recalc when changing attribute used in generated content .");

	20

	21 document.body.offsetTop; // force layout

	22

	23 // Setting attribute neither used in attribute selectors nor content should not

	24 // cause a recalc.

	25

	26 before.setAttribute("attr-unused", "unused");

	27 if (window.internals)

	28 shouldBe("internals.updateStyleAndReturnAffectedElementCount()", "0");

	29

	30 document.body.offsetTop; // force layout

	31

	32 before.setAttribute("my-value", "before");

	33 if (window.internals)

	34 shouldBe("internals.updateStyleAndReturnAffectedElementCount()", "2");

	35

	36 document.body.offsetTop; // force layout

	37

	38 after.setAttribute("my-value", "after");

	39 if (window.internals)

	40 shouldBe("internals.updateStyleAndReturnAffectedElementCount()", "2");

	41 </script>

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