third_party/WebKit/LayoutTests/paint/invalidation/composited-view-background-descendant-background-change.html - Issue 2285633005: Reland of Skip PaintLayer empty paint phases if it previously painted nothing

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Side by Side Diff: third_party/WebKit/LayoutTests/paint/invalidation/composited-view-background-descendant-background-change.html

Issue 2285633005: Reland of Skip PaintLayer empty paint phases if it previously painted nothing (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master

Patch Set: - Created 4 years, 3 months ago

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	1 <!DOCTYPE html>

	2 <script>

	3 if (window.internal)

	4 internal.settings.setPreferCompositingToLCDText(true);

	5 </script>

	6 <body style="background: linear-gradient(white, lightgray); background-attachmen t: fixed">

	7 <div id="div" style="width: 100px; height: 100px; background-color: red"></div>

	8 <div style="height: 2000px; position: relative">

	9 Tests descendant background change in a view having composited background.

	10 Passes if there is a green square.

	11 </div>

	12 </body>

	13 <script src="../../resources/run-after-layout-and-paint.js"></script>

	14 <script>

	15 runAfterLayoutAndPaint(function() {

	16 div.style.backgroundColor = 'green';

	17 }, true);

	18 </script>

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