chromium/third_party/blink/web_tests/external/wpt/css/selectors/dir-selector-white-space-001.html

<!DOCTYPE html>
<html>
<head>
    <title>CSS Selectors Level 4 Test: Verify for an identifier with leading and tailing whitespace of dir() </title>
    <link rel="author" title="Miyoung Shin" href="mailto:[email protected]">
    <link rel="help" href="http://www.w3.org/TR/selectors4/#dir-pseudo">
    <link rel="match" href="dir-selector-white-space-001-ref.html">
    <meta name="assert" content="The :dir(ltr) pseudo-class matches an element that has a directionality of (ltr). Since the div element has dir=ltr, the selector matches.">
    <style>
       div {
           width: 100px;
           height: 100px;
           background-color: red;
       }

       #a:dir( ltr) { background-color: green; }
       #b:dir(ltr ) { background-color: green; }
       #c:dir( ltr ) { background-color: green; }
    </style>
</head>
<body>
    <p>Test passes if there is a filled green square and <strong>no red</strong>.</p>
    <div id="a" dir="ltr"></div>
    <div id="b" dir="ltr"></div>
    <div id="c" dir="ltr"></div>
</body>
</html>