public function testSearchTransactionsByCartId() { $client = new Client('EXAMPLE_STORE', 'EXAMPLE_MERCHANT_ID', 'xyz', 'searchkey', '', null, new ClientStub()); $xml = $client->searchTransactionsByCartId('cartIDcart'); $this->assertEquals('1', (string) $xml->trancount); $this->assertEquals('00000001', (string) $xml->transaction->id); }