def = new HTMLPurifier_AttrDef_HTML_LinkTypes('rel'); $this->config->set('Attr', 'AllowedRel', array('nofollow', 'foo')); $this->assertDef('', false); $this->assertDef('nofollow', true); $this->assertDef('nofollow foo', true); $this->assertDef('nofollow bar', 'nofollow'); $this->assertDef('bar', false); } }