htmlpurifier/tests/HTMLPurifier/AttrDef/HTML/LengthTest.php

<?php

class HTMLPurifier_AttrDef_HTML_LengthTest extends HTMLPurifier_AttrDef_HTML_PixelsTest
{

    function setup() {
        $this->def = new HTMLPurifier_AttrDef_HTML_Length();
    }

    function test() {

        // pixel check
        parent::test();

        // percent check
        $this->assertDef('25%');

        // Firefox maintains percent, so will we
        $this->assertDef('0%');

        // 0% <= percent <= 100%
        $this->assertDef('-15%', '0%');
        $this->assertDef('120%', '100%');

        // fractional percents, apparently, aren't allowed
        $this->assertDef('56.5%', '56%');

    }

}

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