css/CSS2/text/white-space-processing-050.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 Test: White-space 'normal' on a 'pre' element</title>
        <link rel="author" title="Microsoft" href="http://www.microsoft.com/" />
        <link rel="help" href="http://www.w3.org/TR/CSS21/text.html#white-space-model" />
        <link rel="help" href="https://drafts.csswg.org/css-text-3/#white-space-phase-1" />
        <link rel="match" href="white-space-001-ref.xht" />
        <meta name="flags" content="ahem" />
        <meta name="assert" content="The 'white-space' property set to 'normal' removes extra spacing when two spaces are next to each other when set on 'pre' element." />
        <link rel="stylesheet" type="text/css" href="/fonts/ahem.css" />
        <style type="text/css">
            pre
            {
                font: 16px/1em Ahem;
                margin: 0;
                padding: 0;
            }
            #pre1
            {
                white-space: normal;
            }
            #pre2
            {
                background: blue;
            }
            #pre3
            {
                margin-left: 1em;
            }
            #pre2, #pre3
            {
                background: black;
                display: inline-block;
                height: 1em;
                width: 2em;
            }
        </style>
    </head>
    <body>
        <p>Test passes if there are 2 filled black squares.</p>
        <pre id="pre1">XX   XX</pre>
        <pre id="pre2"></pre><pre id="pre3"></pre>
    </body>
</html>