class MethodMessageSerializerTestCase(unittest.TestCase):
    def setUp(self):
        self.serializer = MethodMessageSerializer()

    def test_serialize(self):
        id = 'id'
        method = 'method'
        params = ['params']
        message = MethodMessage(id, method, params)
        actual = self.serializer.serialize(message)
        expected = {'msg': 'method', 'id': id, 'method': method,
                'params': params}
        self.assertEqual(actual, expected)
 def setUp(self):
     self.serializer = MethodMessageSerializer()