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https://github.com/web-platform-tests/wpt
26 December 2018, 22:31:15 UTC
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Tip revision: 1d80ed8c6e3c70dc91ecdc3942cf736c974e2490 authored by Behind The Math on 05 April 2018, 03:02:14 UTC
Add tests to check that the User-Agent header is set for XHR requests
Tip revision: 1d80ed8
t32-opacity-zorder-c.xht 
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
	<head>
		<title>CSS Test: opacity</title>
		<link rel="author" title="L. David Baron" href="https://dbaron.org/" />
		<link rel="author" title="Mozilla Corporation" href="http://mozilla.com/" />
		<link rel="help" href="http://www.w3.org/TR/css3-color/#transparency" />
		<meta name="flags" content="" />
		<meta name="assert" content="Opacity has z-ordering treatment of positioned elements and z-index applies." />
		<style type="text/css"><![CDATA[
		table { border-spacing: 2px; }
		td { border: 1px solid; }
		td, div { width: 10px; height: 10px; }
		div.up { margin-top: -10px; }
		div.pos { position: relative; }
		div.opc { opacity: 0.99; }
		div.red { background: red; }
		div.green { background: green; }
		.z0 { z-index: 0; }
		.z1 { z-index: 1; }
		.zm1 { z-index: -1; }
		]]></style>
	</head>
	<body>
		<p>Each of the following boxes should have a green or
		very-nearly-green square inside of it:</p>
		<table><tr>
			<!-- baseline -->
			<td>
				<div class="red"></div>
				<div class="up green"></div>
			</td>
			<!-- z-index auto or 0 is in positioned elements layer -->
			<td>
				<div class="pos red"></div>
				<div class="up opc green"></div>
				<div class="up red"></div>
			</td>
			<td>
				<div class="opc red"></div>
				<div class="up pos green"></div>
				<div class="up red"></div>
			</td>
			<td>
				<div class="pos red"></div>
				<div class="up opc green z0"></div>
				<div class="up red"></div>
			</td>
			<td>
				<div class="opc red"></div>
				<div class="up pos green z0"></div>
				<div class="up red"></div>
			</td>
			<td>
				<div class="pos red z0"></div>
				<div class="up opc green"></div>
				<div class="up red"></div>
			</td>
			<td>
				<div class="opc red z0"></div>
				<div class="up pos green"></div>
				<div class="up red"></div>
			</td>
			<!-- baseline: make sure z-index: auto works -->
			<td>
				<div class="pos">
					<div class="pos green z1"></div>
					<div class="up pos red zm1"></div>
				</div>
				<div class="up pos red z0"></div>
				<div class="up pos red"></div>
				<div class="up red"></div>
			</td>
			<!-- baseline: make sure z-index: 0 works -->
			<td>
				<div class="pos z0">
					<div class="pos red z1"></div>
					<div class="up pos red zm1"></div>
				</div>
				<div class="up pos green"></div>
				<div class="up red"></div>
			</td>
			<!-- make sure opacity acts like z-index: 0, not auto -->
			<td>
				<div class="opc">
					<div class="pos red z1"></div>
					<div class="up pos red zm1"></div>
				</div>
				<div class="up pos green"></div>
				<div class="up red"></div>
			</td>
			<!-- make sure z-index does not apply to elements with opacity if they aren't positioned -->
			<td>
				<div class="opc z1 red"></div>
				<div class="up opc red"></div>
				<div class="up opc z0 red"></div>
				<div class="up opc zm1 green"></div>
			</td>
			<!-- ... but that it does if they are positioned -->
			<td>
				<div class="pos opc z1 green"></div>
				<div class="up pos opc red"></div>
				<div class="up pos opc z0 red"></div>
				<div class="up pos opc zm1 red"></div>
			</td>
		</tr></table>
	</body>
</html>
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