chromium/third_party/blink/web_tests/external/wpt/css/css-backgrounds/border-image-repeat-repeat-001.html

<!DOCTYPE html>

  <meta charset="UTF-8">

  <title>CSS Backgrounds Test: border-image-repeat: repeat</title>

  <!--

  Created: February 24th 2023

  Last modified: March 23rd 2023

  Bugzilla bug report 1819487: border-image-repeat and positioning the first tile before repeating
  https://bugzilla.mozilla.org/show_bug.cgi?id=1819487

  -->

  <link rel="author" title="GĂ©rard Talbot" href="http://www.gtalbot.org/BrowserBugsSection/css21testsuite/">
  <link rel="help" href="https://www.w3.org/TR/css-backgrounds-3/#border-image-repeat">
  <link rel="help" href="https://www.w3.org/TR/css-backgrounds-3/#border-image-process">
  <link rel="match" href="reference/border-image-repeat-repeat-001-ref.html">

  <meta content="" name="flags">
  <meta content="This test checks the process of positioning the first tile of each of the 9 border-image areas when 'border-image-repeat' is 'repeat'." name="assert">

  <style>
  div
    {
      background-color: green; /* so that the center of the + sign gets painted green */
      border: red solid 75px;
      border-image-repeat: repeat; /* this is the same as 'repeat repeat' since
      "
      If the second keyword is absent, it is assumed to be the same as the first.
      https://www.w3.org/TR/css-backgrounds-3/#border-image-repeat
      "
      */
      border-image-source: url("support/500x500-white-red-green-irreg-polygon.png");
      height: 50px;
      width: 50px;
   }

  div#top-plus-sign
    {
      border-image-slice: 50;
      margin-bottom: 10px;
    }

  div#bottom-plus-sign
    {
      border-image-slice: 1;
    }
  </style>

  <p>Test passes if there are 2 identical filled green plus ("+") signs and <strong>no red</strong>.

  <div id="top-plus-sign"></div>

  <div id="bottom-plus-sign"></div>