def handle(self, request_string, dispatcher):
"""
Method brings syntactic sugar into library.
Given dispatcher it handles request (both single and batch) and handles errors.
Request could be handled in parallel, it is server responsibility.
:param request_string: JSON string.
Will be converted into JSONRPCSingleRequest or JSONRPCBatchRequest
:type request_string: str
:type dispatcher: Dispatcher or dict
:rtype: JSONRPCSingleResponse or JSONRPCBatchResponse
"""
try:
data = self.deserialize(request_string)
if isinstance(data, list):
request = JSONRPCBatchRequest(
data, serialize_hook=self.serialize_hook)
elif isinstance(data, dict):
request = JSONRPCSingleRequest(
data, serialize_hook=self.serialize_hook)
else:
raise JSONRPCInvalidRequestException
except (TypeError, ValueError, JSONRPCParseException):
return JSONRPCParseError().as_response()
except JSONRPCInvalidRequestException:
return JSONRPCInvalidRequest().as_response()
else:
return request.process(dispatcher)
def handle(self, request_string, dispatcher):
"""
Method brings syntactic sugar into library.
Given dispatcher it handles request (both single and batch) and handles errors.
Request could be handled in parallel, it is server responsibility.
:param request_string: JSON string.
Will be converted into JSONRPCSingleRequest or JSONRPCBatchRequest
:type request_string: str
:type dispatcher: Dispatcher or dict
:rtype: JSONRPCSingleResponse or JSONRPCBatchResponse
"""
try:
data = self.deserialize(request_string)
if isinstance(data, list):
request = JSONRPCBatchRequest(data, serialize_hook=self.serialize_hook)
elif isinstance(data, dict):
request = JSONRPCSingleRequest(data, serialize_hook=self.serialize_hook)
else:
raise JSONRPCInvalidRequestException
except (TypeError, ValueError, JSONRPCParseException):
return JSONRPCParseError().as_response()
except JSONRPCInvalidRequestException:
return JSONRPCInvalidRequest().as_response()
else:
return request.process(dispatcher)
def test_response_iterator(self):
requests = [
JSONRPCSingleRequest({"method": "devide", "params": {"num": 1, "denom": 2}, "id": 1, "jsonrpc": "2.0"}),
JSONRPCSingleRequest({"method": "devide", "params": {"num": 3, "denom": 2}, "id": 2, "jsonrpc": "2.0"}),
]
batch = JSONRPCBatchRequest(requests)
for request in batch:
self.assertIsInstance(request, JSONRPCSingleRequest)
self.assertIsInstance(batch, JSONRPCBatchRequest)
self.assertEqual(request.method, "devide")
def test_batch_request_from_list_dicts(self):
request = JSONRPCBatchRequest([
{"method": "devide", "params": {"num": 1, "denom": 2}, "id": 1, "jsonrpc": "2.0"},
{"method": "devide", "params": {"num": 3, "denom": 2}, "id": 2, "jsonrpc": "2.0"},
])
self.assertEqual(json.loads(request.json), [
{"method": "devide", "params": {"num": 1, "denom": 2}, "id": 1, "jsonrpc": "2.0"},
{"method": "devide", "params": {"num": 3, "denom": 2}, "id": 2, "jsonrpc": "2.0"},
])
self.assertTrue(request)
def test_from_json_batch_one(self):
req_data = {"method": "add", "params": [1, 2], "jsonrpc": "2.0", "id": 1}
request = JSONRPCSingleRequest(req_data)
requests = JSONRPCBatchRequest(request)
self.assertIsInstance(requests, JSONRPCBatchRequest)
self.assertEqual(len(requests), 1)
r = requests[0]
self.assertIsInstance(r, JSONRPCSingleRequest)
self.assertEqual(r.method, "add")
self.assertEqual(r.params, [1, 2])
self.assertEqual(r.id, 1)
self.assertFalse(r.is_notification)
def test_from_json_batch(self):
str_json = json.dumps([
{"method": "add", "params": [1, 2], "jsonrpc": "2.0"},
{"method": "mul", "params": [1, 2], "jsonrpc": "2.0"},
])
requests = JSONRPCBatchRequest(str_json)
self.assertIsInstance(requests, JSONRPCBatchRequest)
for r in requests:
self.assertIsInstance(r, JSONRPCSingleRequest)
self.assertTrue(r.method in ["add", "mul"])
self.assertEqual(r.params, [1, 2])
self.assertEqual(r.id, None)
self.assertTrue(r.is_notification)
def test_incorrect_batch_request(self):
with self.assertRaises(JSONRPCInvalidRequestException):
JSONRPCBatchRequest(1.3)
def test_returned_type_butch_response(self):
request = JSONRPCBatchRequest([{'jsonrpc': '2.0', 'method': 'add', 'params': [], 'id': 0}])
response = self.manager.handle(request.json, self.dispatcher)
self.assertIsInstance(response, JSONRPCBatchResponse)