Fix reprs.

src/attr/_make.py

@@ -210,7 +210,17 @@ def attributes(maybe_cl=None, these=None, repr_ns=None,
                 # It might not actually be in there, f.e. if using 'these'.
                 cl_dict.pop(ca_name, None)
             cl_dict.pop('__dict__', None)
-            cl = type(cl.__name__, cl.__bases__, cl_dict)
+
+            if repr_ns is None:
+                qualname = getattr(cl, "__qualname__", None)
+                if qualname is not None:
+                    class_name = qualname.rsplit(">.", 1)[-1]
+                else:
+                    class_name = cl.__name__
+            else:
+                class_name = cl.__name__
+
+            cl = type(class_name, cl.__bases__, cl_dict)
 
         return cl
 

tests/test_make.py

@@ -246,26 +246,30 @@ class TestAttributes(object):
         assert sentinel == getattr(C, method_name)
 
     @pytest.mark.skipif(not PY3, reason="__qualname__ is PY3-only.")
-    def test_repr_qualname(self):
+    @pytest.mark.parametrize('slots_outer', [True, False])
+    @pytest.mark.parametrize('slots_inner', [True, False])
+    def test_repr_qualname(self, slots_outer, slots_inner):
         """
         On Python 3, the name in repr is the __qualname__.
         """
-        @attributes
+        @attributes(slots=slots_outer)
         class C(object):
-            @attributes
+            @attributes(slots=slots_inner)
             class D(object):
                 pass
 
         assert "C.D()" == repr(C.D())
         assert "GC.D()" == repr(GC.D())
 
-    def test_repr_fake_qualname(self):
+    @pytest.mark.parametrize('slots_outer', [True, False])
+    @pytest.mark.parametrize('slots_inner', [True, False])
+    def test_repr_fake_qualname(self, slots_outer, slots_inner):
         """
         Setting repr_ns overrides a potentially guessed namespace.
         """
-        @attributes
+        @attributes(slots=slots_outer)
         class C(object):
-            @attributes(repr_ns="C")
+            @attributes(repr_ns="C", slots=slots_inner)
             class D(object):
                 pass
         assert "C.D()" == repr(C.D())

tests/test_slots.py

@@ -68,6 +68,9 @@ def test_slots_being_used():
     assert non_slot_instance.method() == 1
     assert slot_instance.method() == 1
 
+    assert attr.fields(C1Slots) == attr.fields(C1)
+    assert attr.asdict(slot_instance) == attr.asdict(non_slot_instance)
+
 
 def test_basic_attr_funcs():
     """Test basic attr functionality on a simple slots class."""