diff --git a/tests/support.py b/tests/support.py
index 576642f1..5c9000ff 100644
--- a/tests/support.py
+++ b/tests/support.py
@@ -32,3 +32,18 @@ def requires_mac_ver(*min_version):
         wrapper.min_version = min_version
         return wrapper
     return decorator
+
+try:
+    from types import SimpleNamespace
+except ImportError:
+    class SimpleNamespace(object):
+        def __init__(self, **kwargs):
+            self.__dict__.update(kwargs)
+
+        def __repr__(self):
+            keys = sorted(self.__dict__)
+            items = ("{}={!r}".format(k, self.__dict__[k]) for k in keys)
+            return "{}({})".format(type(self).__name__, ", ".join(items))
+
+        def __eq__(self, other):
+            return self.__dict__ == other.__dict__
diff --git a/tests/test_006-logger.py b/tests/test_006-logger.py
index 188eb838..8d6cbdfb 100644
--- a/tests/test_006-logger.py
+++ b/tests/test_006-logger.py
@@ -5,23 +5,21 @@ import t
 from gunicorn.config import Config
 from gunicorn.glogging import Logger
 
-
-class Mock(object):
-    def __init__(self, **kwargs):
-        for attr in kwargs:
-            setattr(self, attr, kwargs[attr])
+from support import SimpleNamespace
 
 
 def test_atoms_defaults():
-    response = Mock(status='200', response_length=1024,
-        headers=(('Content-Type', 'application/json'),),
-        sent=1024)
-    request = Mock(headers=(('Accept', 'application/json'), ))
-    environ = {'REQUEST_METHOD': 'GET', 'RAW_URI': 'http://my.uri',
-        'SERVER_PROTOCOL': 'HTTP/1.1'}
+    response = SimpleNamespace(
+        status='200', response_length=1024,
+        headers=(('Content-Type', 'application/json'),), sent=1024,
+    )
+    request = SimpleNamespace(headers=(('Accept', 'application/json'),))
+    environ = {
+        'REQUEST_METHOD': 'GET', 'RAW_URI': 'http://my.uri',
+        'SERVER_PROTOCOL': 'HTTP/1.1',
+    }
     logger = Logger(Config())
-    atoms = logger.atoms(response, request, environ,
-        datetime.timedelta(seconds=1))
+    atoms = logger.atoms(response, request, environ, datetime.timedelta(seconds=1))
     assert isinstance(atoms, dict)
     assert atoms['r'] == 'GET http://my.uri HTTP/1.1'
     assert atoms['{accept}i'] == 'application/json'
diff --git a/tests/test_010-statsd.py b/tests/test_010-statsd.py
index 3d1c0ca6..92fa517d 100644
--- a/tests/test_010-statsd.py
+++ b/tests/test_010-statsd.py
@@ -16,6 +16,7 @@ import os
 from gunicorn.config import Config
 from gunicorn.instrument.statsd import Statsd
 
+from support import SimpleNamespace
 
 
 
@@ -50,13 +51,9 @@ class MockSocket(object):
             server.close()
             shutil.rmtree(sock_dir)
 
-
     def reset(self):
         self.msgs = []
 
-class MockResponse(object):
-    def __init__(self, status):
-        self.status = status
 
 def test_statsd_fail():
     "UDP socket fails"
@@ -98,7 +95,7 @@ def test_instrument():
     assert logger.sock.msgs[0] == b"gunicorn.log.critical:1|c|@1.0"
     logger.sock.reset()
 
-    logger.access(MockResponse("200 OK"), None, {}, timedelta(seconds=7))
+    logger.access(SimpleNamespace(status="200 OK"), None, {}, timedelta(seconds=7))
     assert logger.sock.msgs[0] == b"gunicorn.request.duration:7000.0|ms"
     assert logger.sock.msgs[1] == b"gunicorn.requests:1|c|@1.0"
     assert logger.sock.msgs[2] == b"gunicorn.request.status.200:1|c|@1.0"