PayPal\Ipn\PPIPNMessage::getTransactionType PHP Méthode

    public function getTransactionType()
    {
        // Check if transaction_type present. Otherwise, use txn_type
        if (!isset($this->ipnData['transaction_type'])) {
            return $this->ipnData['txn_type'];
        }
        return $this->ipnData['transaction_type'];
    }

 /**
  * @test
  */
 public function testGetTransactionData()
 {
     $ipnData = "txn_data=notavailable";
     $ipn = new PPIPNMessage($ipnData, array('mode' => 'sandbox'));
     $this->assertEquals('', $ipn->getTransactionId());
     $ipnData = "txn_id=123&transaction_type=pay";
     $ipn = new PPIPNMessage($ipnData, array('mode' => 'sandbox'));
     $this->assertEquals(123, $ipn->getTransactionId());
     $this->assertEquals('pay', $ipn->getTransactionType());
     $ipnData = "transaction[0].id=5&transaction[1].id=10";
     $ipn = new PPIPNMessage($ipnData, array('mode' => 'sandbox'));
     $this->assertEquals(array(5, 10), $ipn->getTransactionId());
     $ipnData = "txn_id=123&transaction[0].id=5&transaction[1].id=10";
     $ipn = new PPIPNMessage($ipnData, array('mode' => 'sandbox'));
     $this->assertEquals(123, $ipn->getTransactionId());
 }