public function testGetBatchStatistics()
 {
     $request = new Request();
     $response = $request->getSettledBatchList();
     $this->assertTrue($response->isOk());
     $this->assertTrue($response->xml->batchList->count() >= 1);
     $batchId = $response->xml->batchList->batch[0]->batchId;
     $request = new Request();
     $response = $request->getBatchStatistics($batchId);
     $this->assertTrue($response->isOk());
 }