Handle responder_url edge case

ocpp/charge_point.py

@@ -52,7 +52,13 @@ def snake_to_camel_case(data):
     if isinstance(data, dict):
         camel_case_dict = {}
         for key, value in data.items():
-            key = key.replace("soc", "SoC")
+            # These are edge cases in the 2.0.1 spec that don't get handled
+            # well
+            if 'soc' in key:
+                key = key.replace('soc', 'SoC')
+            elif 'responder_url' in key:
+                key = key.replace('url', 'URL')
+
             components = key.split("_")
             key = components[0] + "".join(x[:1].upper() + x[1:] for x in components[1:])
             camel_case_dict[key] = snake_to_camel_case(value)
@@ -132,6 +138,8 @@ def __init__(self, id, connection, response_timeout=30):
         self.id = id
 
         # The maximum time in seconds it may take for a CP to respond to a
+
+Footer
         # CALL. An asyncio.TimeoutError will be raised if this limit has been
         # exceeded.
         self._response_timeout = response_timeout
@@ -242,6 +250,8 @@ async def _handle_call(self, msg):
         # which were not set and have a default value of None
         response_payload = remove_nones(temp_response_payload)
 
+Footer
+
         # The response payload must be 'translated' from snake_case to
         # camelCase. So:
         #

tests/test_charge_point.py

@@ -65,6 +65,7 @@ def test_camel_to_snake_case(test_input, expected):
     [
         ({"transaction_id": "74563478"}, {"transactionId": "74563478"}),
         ({"full_soc": 100}, {"fullSoC": 100}),
+        ({"responder_url": "foo.com"}, {"responderURL": "foo.com"})
     ],
 )
 def test_snake_to_camel_case(test_input, expected):