def setUp(self):
self.reqclient = RequestClient()
self.jsonclient = JSONRPCClient(self.reqclient)
class JSONRPCClientTests(TestCase):
def setUp(self):
self.reqclient = RequestClient()
self.jsonclient = JSONRPCClient(self.reqclient)
def test_request_generation(self):
"""
Requests meet the JSON-RPC 2.0 specification requirements.
"""
self.jsonclient.request("foo")
expected = {
"jsonrpc": "2.0",
"method": "foo",
"params": {},
"id": 1
}
[request] = self.reqclient.requests
self.assertEqual(loads(request.data), expected)
def test_request_with_paramethers(self):
"""
Parameters are encoded as attributes of a JSON object (in the parlance of the spec,
"by-name").
"""
self.jsonclient.request("foo", bar=1, baz="quux", obj={"hey": "there"}, arr=[1,2])
expected = {
"jsonrpc": "2.0",
"method": "foo",
"params": {"bar": 1, "baz": "quux", "obj": {"hey": "there"}, "arr": [1, 2]},
"id": 1
}
[request] = self.reqclient.requests
self.assertEqual(loads(request.data), expected)
def test_success_response_handling(self):
"""
The L{JSONRPCClient.request} method returns a Deferred which will fire with the "result"
member of the JSON in the response.
"""
request_result = self.jsonclient.request("foo")
[request] = self.reqclient.requests
request.response_deferred.callback(dumps({"result": "hey"}))
self.assertEqual(self.successResultOf(request_result), "hey")
def test_error_response_handling(self):
"""
The L{JSONRPCClient.request} method returns a Deferred which will error out with a Failure
derived from the "error" member of the JSON in the response.
"""
request_result = self.jsonclient.request("foo")
[request] = self.reqclient.requests
request.response_deferred.callback(
dumps({"error": {"code": 50, "message": "got an error!", "data": [1, 2, 3]}}))
failure = self.failureResultOf(request_result)
failure.trap(ServiceAPIError)
self.assertEqual(failure.value.method, "foo")
self.assertEqual(failure.value.code, 50)
self.assertEqual(failure.value.message, "got an error!")
self.assertEqual(failure.value.data, [1, 2, 3])
