Blitz - WPT: containing-block-020.xht

wpt / css / CSS2 / box-display / containing-block-020.xht

/css/CSS2/box-display/containing-block-020.xht

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
    <head>
        <title>CSS Test: Containing Blocks - Block-level elements position based on right-to-left direction and parent element is absolute</title>
        <link rel="author" title="Microsoft" href="http://www.microsoft.com/" />
		<link rel="reviewer" title="Gérard Talbot" href="http://www.gtalbot.org/BrowserBugsSection/css21testsuite/" /> <!-- 2012-10-10 -->
        <link rel="help" href="http://www.w3.org/TR/CSS21/visudet.html#containing-block-details" />
		<link rel="match" href="containing-block-020-ref.xht" />

        <meta name="assert" content="When the nearest (closest within document containment hierarchy) positioned ancestor of an absolutely positioned element is a block-level element, then the containing block of such absolutely positioned element is formed by the padding edge of such nearest (closest) positioned ancestor." />
        <style type="text/css">
            div
            {
                border: solid black;
                padding: 1in;
                position: absolute;
                width: 0;
            }
            span
            {
                display: block;
            }
            #span1
            {
                direction: rtl;
            }
            span span
            {
                background: blue;
                height: 1in;
                left: auto;
                position: absolute;
                top: auto;
                width: 1in;
            }
            /*
            The span#span1 element determines, conditions (§10.3.7 and §10.6.4)
            the 'top: auto' and 'left: auto' coordinates while the wrapping
            div's padding box forms the containing block geometry/area.
            */
        </style>
    </head>
    <body>
        <p>Test passes if a filled blue square is in the <strong>lower-left corner</strong> of an hollow black square.</p>
        <div>
            <span id="span1">
                <span></span>
            </span>
        </div>
    </body>
</html>

/css/CSS2/box-display/containing-block-020-ref.xht

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">

<html xmlns="http://www.w3.org/1999/xhtml">

 <head>

  <title>CSS Reftest Reference</title>

  <link rel="author" title="Gérard Talbot" href="http://www.gtalbot.org/BrowserBugsSection/css21testsuite/" />

  <style type="text/css"><![CDATA[
  div
  {
  border: black solid medium;
  height: 96px;
  padding-top: 96px;
  width: 192px;
  }
  ]]></style>

 </head>

 <body>

  <p>Test passes if a filled blue square is in the <strong>lower-left corner</strong> of an hollow black square.</p>

  <div><img src="support/blue15x15.png" width="96" height="96" alt="Image download support must be enabled" /></div>

 </body>
</html>