Blitz - WPT: contain-paint-clip-013.html

wpt / css / css-contain / contain-paint-clip-013.html

/css/css-contain/contain-paint-clip-013.html

<!DOCTYPE html>

  <meta charset="UTF-8">

  <title>CSS Containment Test: 'contain: paint' and clipping descendants at padding edge</title>

  <link rel="author" title="Gérard Talbot" href="http://www.gtalbot.org/BrowserBugsSection/css21testsuite/">
  <link rel="help" href="https://www.w3.org/TR/css-contain-1/#containment-paint">
  <link rel="match" href="../reference/ref-filled-green-100px-square.xht">

  <meta content="This test checks that the paint of the descendant (a red square image) and its geometry is clipped to the padding edge of the element's principal box." name="assert">

  <!--

  contain-paint-clip-011: content overflows horizontally, principal box has no padding

  contain-paint-clip-012: content overflows vertically, principal box has no padding

  contain-paint-clip-013: content overflows horizontally, principal box has horizontal padding

  contain-paint-clip-014: content overflows vertically, principal box has vertical padding

  contain-paint-clip-015: content overflow horizontally, principal box has horizontal padding and corner clipping is involved

  contain-paint-clip-016: content overflow vertically, principal box has vertical padding and corner clipping is involved

  contain-paint-clip-017: principal box has horizontal and vertical padding, generated ::before content is inside top-right corner

  contain-paint-clip-018: principal box has horizontal and vertical padding, generated ::after content is inside top-left corner

  -->


  <style>
  div#red-overlapped-test
    {
      background-color: red;
      contain: paint;
      padding: 0px 25px;
      width: 50px;
    }

  img
    {
      vertical-align: bottom;
    }

  div#green-overlapping-reference
    {
      background-color: green;
      bottom: 100px;
      height: 100px;
      position: relative;
      width: 100px;
    }
  </style>

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

  <div id="red-overlapped-test"><img src="support/swatch-red.png" width="175" height="100" alt="Image download support must be enabled"></div>

  <div id="green-overlapping-reference"></div>

/css/reference/ref-filled-green-100px-square.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
  {
  background-color: green;
  height: 100px;
  width: 100px;
  }
  ]]></style>
 </head>
 <body>
  <p>Test passes if there is a filled green square and <strong>no red</strong>.</p>
  <div></div>
 </body>
</html>