chromium/third_party/blink/web_tests/external/wpt/css/css-contain/contain-paint-047.html

<!DOCTYPE html>

  <meta charset="UTF-8">

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

  <link rel="author" title="GĂ©rard 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/contain-paint-047-ref.html">

  <meta content="This test checks that an element with 'contain: paint' that has its content overflowing will clip at padding edge." name="assert">


  <style>
  div
    {
      color: green;
      contain: paint;
      font-family: monospace;
      font-size: 100px;
      width: 4ch;
    }

  span
    {
      background-color: red;
      color: yellow;
    }
  </style>

  <p>Test passes if there is <strong>no red</strong>.

  <div>PASS<span>FAIL</span></div>