Add support for adjustAuthorisation verb (with a test)

Adyen/services.py

@@ -128,6 +128,7 @@ class AdyenPayment(AdyenServiceBase):
     API calls currently implemented:
         authorise
         authorise3d
+        adjustAuthorisation
         cancel
         capture
         refund
@@ -170,6 +171,12 @@ def authorise3d(self, request, idempotency_key=None, **kwargs):
         return self.client.call_api(request, self.service,
                                     action, idempotency_key, **kwargs)
 
+    def adjustAuthorisation(self, request, **kwargs):
+        action = "adjustAuthorisation"
+
+        return self.client.call_api(request, self.service,
+                                    action, **kwargs)
+
     def cancel(self, request, idempotency_key=None, **kwargs):
         action = "cancel"
 

test/ModificationTest.py

@@ -83,6 +83,21 @@ def test_cancel_received(self):
         result = self.ady.payment.cancel(request)
         self.assertEqual("[cancel-received]", result.message['response'])
 
+    def test_adjust_authorisation_received(self):
+        request = {}
+        request['merchantAccount'] = "YourMerchantAccount"
+        request['reference'] = "YourReference"
+        request['modificationAmount'] = {"value": "1234", "currency": "EUR"}
+        request['originalReference'] = "YourOriginalReference"
+        self.ady.client = self.test.create_client_from_file(200, request,
+                                                            'test/mocks/'
+                                                            'adjust-'
+                                                            'authorisation-'
+                                                            'received.json')
+        result = self.ady.payment.adjustAuthorisation(request)
+        self.assertEqual("[adjustAuthorisation-received]",
+                         result.message['response'])
+
 
 TestModifications.client.http_force = "requests"
 suite = unittest.TestLoader().loadTestsFromTestCase(TestModifications)

test/mocks/adjust-authorisation-received.json

@@ -0,0 +1,4 @@
+{
+  "pspReference": "PSP_REFERENCE",
+  "response": "[adjustAuthorisation-received]"
+}