public function test_tbl_link_edit()
    {
        $this->assertEquals('<a name="Edit" class="btn btn-default btn-mini btn-xs ajax_edit"><i class="icon-edit fa fa-edit"></i> Edit</a>', trim(self::form_no_chain($r)->tbl_link_edit()));
        $this->assertEquals('<a name="test" class="btn btn-default btn-mini btn-xs ajax_edit"><i class="icon-edit fa fa-edit"></i> test</a>', trim(self::form_no_chain($r)->tbl_link_edit('test')));
        $r['edit_link'] = './?object=someobject&action=someaction';