chromium/third_party/blink/web_tests/fast/css/nth-child-implied-step.html

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Strict//EN">
<html>
<head>
    <title>CSS Test: :nth-child selector with implied step</title>
    <style type="text/css">
    div div:nth-child(+1)
    {
        color: green;
    }
</style>
<script>
if (window.testRunner)
    testRunner.dumpAsText();
</script>
</head>
<body>
    <p>The test passes if only the first DIV is green.</p>
      <div id="test">
          <div>DIV1</div>
          <div>DIV2</div>
          <div>DIV3</div>
          <div>DIV4</div>
          <div>DIV5</div>
          <div>DIV6</div>
          <div>DIV7</div>
          <div>DIV8</div>
          <div>DIV9</div>
          <div>DIV10</div>
      </div>
      <div id="testresult" style="color: blue">Running</div>
    <script type="text/javascript">
        function ArrayContains(array, value, ci)
        {
            ci = ci == true ? true : false;
            for (var i = 0; i < array.length; i++)
            {
                if (ci && array[i].toLowerCase() == value.toLowerCase())
                {
                    return true;
                }
                else if (array[i] == value)
                {
                    return true;
                }
            }
            return false;
        }

        function TestCase()
        {
         try
         {
        var greenValues = new Array("green", "#008000", "rgb(0, 128, 0)");

        var elem = document.getElementById("test");
        var val = getComputedStyle(elem.children[0], null).getPropertyValue("color");
        if (ArrayContains(greenValues, val, false))
        {
            document.getElementById("testresult").innerHTML = "Pass";
            return;
        }
         }
         catch(e){}
            document.getElementById("testresult").innerHTML = "Fail";
        }
        TestCase();
    </script>
</body>
</html>