htmlpurifier/tests/HTMLPurifier/AttrTransform/BdoDirTest.php

<?php

class HTMLPurifier_AttrTransform_BdoDirTest extends HTMLPurifier_AttrTransformHarness
{

    function setUp() {
        parent::setUp();
        $this->obj = new HTMLPurifier_AttrTransform_BdoDir();
    }

    function testAddDefaultDir() {
        $this->assertResult( array(), array('dir' => 'ltr') );
    }

    function testPreserveExistingDir() {
        $this->assertResult( array('dir' => 'rtl') );
    }

    function testAlternateDefault() {
        $this->config->set('Attr', 'DefaultTextDir', 'rtl');
        $this->assertResult(
            array(),
            array('dir' => 'rtl')
        );

    }

}