Blitz - WPT: padding-percentage-inherit-001.xht

wpt / css / CSS2 / margin-padding-clear / padding-percentage-inherit-001.xht

/css/CSS2/margin-padding-clear/padding-percentage-inherit-001.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: padding - inherit applied on padding percentage</title>

  <link rel="author" title="Gérard Talbot" href="http://www.gtalbot.org/BrowserBugsSection/css21testsuite/" />
  <link rel="help" title="8.4 Padding properties" href="http://www.w3.org/TR/CSS21/box.html#padding-properties" />
  <link rel="help" title="6.2.1 The 'inherit' value" href="http://www.w3.org/TR/CSS21/cascade.html#value-def-inherit" />
  <link rel="help" href="http://www.w3.org/TR/css-cascade-3/#inherit" />
  <link rel="help" href="http://www.w3.org/TR/css-cascade-4/#inherit" />
  <link rel="match" href="padding-percentage-inherit-001-ref.xht" />

  <meta content="A padding percentage is calculated with respect to the width of the generated box's containing block. When inherit keyword is used, the property takes the same computed value - a percentage value in this testcase - as the property for the element's parent." name="assert" />
  <meta content="image" name="flags" />

  <style type="text/css"><![CDATA[
  body {margin: 8px;}

  p
  {
  font: 1em/1.25 serif;
  margin: 1em 0em;
  }

  div#grand-parent {width: 300px;}

  div#parent
  {
  background-color: green;
  height: 150px;
  padding: 20%; /* 20% of 300px == 60px; */
  width: 150px;
  }

  div#child
  {
  padding: inherit;
  /*
  computes to 20% which is then applied
  on #child's containing block width: 20% of 150px == 30px
  */
  }

  div#abs-pos-overlapping-green
  {
  left: 98px;
  /*
       8px (body's margin-left)
    +
      60px (#parent's padding-left)
   +
      30px (#child's padding-left)
  ==================
      98px
  */
  position: absolute;
  top: 162px;
  }

  /*
      max(8px, 16px) (margin collapsing between body's margin-top and p's margin-top)
   +
      20px (first line)
   +
      20px (second line)
   +
      16px (p's margin-bottom)
   +
      60px (#parent's padding-top)
   +
      30px (#child's padding-top)
  ==================
     162px
  */
  ]]></style>

 </head>

 <body>

  <p>Test passes if there is a filled<br />
  green square and no red.</p>

  <div id="grand-parent">
    <div id="parent">
      <div id="child"><img src="support/100x100-red.png" alt="Image download support must be enabled" /></div>
    </div>
  </div>

  <div id="abs-pos-overlapping-green"><img src="support/swatch-green.png" width="100" height="100" alt="Image download support must be enabled" /></div>

 </body>
</html>

/css/CSS2/margin-padding-clear/padding-percentage-inherit-001-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[
  body {margin: 8px;}

  p
  {
  font: 1em/1.25 serif;
  margin: 1em 0em;
  }

  div
  {
  background-color: green;
  height: 270px;
  width: 270px;
  }
  ]]></style>

 </head>

 <body>

  <p>Test passes if there is a filled<br />
  green square and no red.</p>

  <div></div>

 </body>
</html>