public function testGetSetApiLoginId()
 {
     $this->assertNull($this->paymentGateway->getApiLoginId());
     $value = '111111';
     $this->paymentGateway->setApiLoginId($value);
     $this->assertEquals($value, $this->paymentGateway->getApiLoginId());
     $config = array('apiLoginId' => '222222');
     $gateway = new PaymentGateway($config);
     $this->assertEquals($config['apiLoginId'], $gateway->getApiLoginId());
 }