1 files changed, 23 insertions, 0 deletions
diff --git a/pecan/tests/test_generic.py b/pecan/tests/test_generic.py
index 19127fc..0478799 100644
--- a/pecan/tests/test_generic.py
+++ b/pecan/tests/test_generic.py
@@ -86,3 +86,26 @@ class TestGeneric(PecanTestCase):
         r = app.delete('/sub/sub/joe/is/cool')
         assert r.status_int == 200
         assert r.body == b_(dumps(dict(result='joe', args='is, cool')))
+
+
+class TestGenericWithSpecialMethods(PecanTestCase):
+
+    def test_generics_not_allowed(self):
+
+        class C(object):
+
+            def _default(self):
+                pass
+
+            def _lookup(self):
+                pass
+
+            def _route(self):
+                pass
+
+        for method in (C._default, C._lookup, C._route):
+            self.assertRaises(
+                ValueError,
+                expose(generic=True),
+                getattr(method, '__func__', method)
+            )