<!DOCTYPE html>
<html>
  <head>
    <title>CSS Test: Test float with linear gradient under writing-mode: vertical-rl and text-orientation: sideways</title>
    <link rel="author" title="Brad Werth" href="mailto:bwerth@mozilla.com"/>
    <link rel="author" title="Mozilla" href="http://www.mozilla.org/">
    <link rel="help" href="http://www.w3.org/TR/css-shapes-1/#shapes-from-image"/>
    <link rel="help" href="http://www.w3.org/TR/css-shapes-1/#shape-outside-property"/>
    <link rel="help" href="http://www.w3.org/TR/css-shapes-1/#shape-margin"/>
    <link rel="match" href="reference/shape-outside-linear-gradient-001-ref.html"/>
    <meta name="flags" content="ahem"/>
    <meta name="assert" content="This test verifies that shape-outside respects a simple linear gradient with shape-margin under vertical-rl and text-orientation: sideways."/>
    <style type="text/css">
    .container {
      writing-mode: vertical-rl;
      -webkit-text-orientation: sideways;
      inline-size: 100px;
      block-size: 200px;
      background-color: red;
      font-family: Ahem;
      font-size: 50px;
      line-height: 1;
    }
    #test {
      color: green;
    }
    #float-left {
      /* Note: In .container's writing-mode, "float: left" actually floats
         us towards the top. */
      float: left;
      inline-size: 100px;
      block-size: 200px;
      background: linear-gradient(to bottom, green 50%, transparent 50%);
      shape-outside: linear-gradient(to bottom, green 25%, transparent 25%);
      shape-margin: 25%;
    }
    #float-right {
      /* Note: In .container's writing-mode, "float: right" actually floats
         us towards the bottom. */
      float: right;
      inline-size: 100px;
      block-size: 200px;
      background: linear-gradient(to top, green 50%, transparent 50%);
      shape-outside: linear-gradient(to top, green 5%, transparent 5%);
      shape-margin: 45%
    }
    </style>
  </head>
  <body>
    <p>
      The test passes if you see a green square. There should be no red.
    </p>
    <div id="test" class="container">
      <div id="float-left"></div>
      x x x x
    </div>
    <div id="test" class="container" style="direction: rtl;">
      <div id="float-right"></div>
      x x x x
    </div>
  </body>
</html>