public function test_sort()
 {
     $data = array('schemas' => array(array('schema1', 'alias1'), array('schema2', 'alias2')), 'cols' => array('%pageid%', 'first', 'second', 'third', 'fourth', 'afirst', 'asecond', 'athird', 'afourth'));
     $searchConfig = new meta\SearchConfig($data);
     $dynamic = $searchConfig->getDynamicParameters();
     $dynamic->setSort('%pageid%', true);
     $conf = $dynamic->updateConfig($data);
     $param = $dynamic->getURLParameters();
     $this->assertEquals(array(array('%pageid%', true)), $conf['sort']);
     $this->assertArrayHasKey(meta\SearchConfigParameters::$PARAM_SORT, $param);
     $this->assertEquals('%pageid%', $param[meta\SearchConfigParameters::$PARAM_SORT]);
     $dynamic->setSort('%pageid%', false);
     $conf = $dynamic->updateConfig($data);
     $param = $dynamic->getURLParameters();
     $this->assertEquals(array(array('%pageid%', false)), $conf['sort']);
     $this->assertArrayHasKey(meta\SearchConfigParameters::$PARAM_SORT, $param);
     $this->assertEquals('^%pageid%', $param[meta\SearchConfigParameters::$PARAM_SORT]);
     $dynamic->removeSort();
     $conf = $dynamic->updateConfig($data);
     $param = $dynamic->getURLParameters();
     $this->assertArrayNotHasKey('sort', $conf);
     $this->assertArrayNotHasKey(meta\SearchConfigParameters::$PARAM_SORT, $param);
 }