Replaced MyModel._meta.specialization with

MyModel.model_specialization in client classes. 
Added a test for the new feature.

djeneralize/models.py

@@ -218,9 +218,8 @@ def get_as_specialization(self, final_specialization=True):
         if not final_specialization:
             # We need to find the path which is only one-step down from the
             # current level of specialization.
-            path = find_next_path_down(
-                self._meta.specialization, path, PATH_SEPERATOR
-                )
+            path = find_next_path_down(self.__class__.model_specialization,
+                                       path, PATH_SEPERATOR)
 
         return self._meta.specializations[path].objects.get(pk=self.pk)
 

djeneralize/query.py

@@ -75,7 +75,7 @@ def iterator(self):
                 # Coerce the specialization to only be the direct child of the
                 # general model (self.model):
                 specialization = find_next_path_down(
-                    self.model._meta.specialization, specialization,
+                    self.model.model_specialization, specialization,
                     PATH_SEPERATOR
                     )
 
@@ -127,7 +127,7 @@ def get(self, *args, **kwargs):
             # Coerce the specialization to only be the direct child of the
             # general model (self.model):
             specialization = find_next_path_down(
-                self.model._meta.specialization, specialization, PATH_SEPERATOR
+                self.model.model_specialization, specialization, PATH_SEPERATOR
                 )
 
         try:

tests/test_base.py

@@ -51,10 +51,10 @@ def test_specializations_general(self):
         ok_(FountainPen in specializations_classes)
         ok_(BallPointPen in specializations_classes)
 
-        ok_(Pen._meta.specialization in specializations_keys)
-        ok_(Pencil._meta.specialization in specializations_keys)
-        ok_(FountainPen._meta.specialization in specializations_keys)
-        ok_(BallPointPen._meta.specialization in specializations_keys)
+        ok_(Pen.model_specialization in specializations_keys)
+        ok_(Pencil.model_specialization in specializations_keys)
+        ok_(FountainPen.model_specialization in specializations_keys)
+        ok_(BallPointPen.model_specialization in specializations_keys)
 
 
     def test_sub_specialization(self):
@@ -73,10 +73,10 @@ def test_sub_specialization(self):
         ok_(FountainPen in specializations_classes)
         ok_(BallPointPen in specializations_classes)
 
-        assert_false(Pen._meta.specialization in specializations_keys)
-        assert_false(Pencil._meta.specialization in specializations_keys)
-        ok_(FountainPen._meta.specialization in specializations_keys)
-        ok_(BallPointPen._meta.specialization in specializations_keys)
+        assert_false(Pen.model_specialization in specializations_keys)
+        assert_false(Pencil.model_specialization in specializations_keys)
+        ok_(FountainPen.model_specialization in specializations_keys)
+        ok_(BallPointPen.model_specialization in specializations_keys)
 
         eq_(BallPointPen._meta.specializations, {})
 
@@ -87,11 +87,11 @@ def test_path_specialization(self):
         
         """
 
-        eq_(WritingImplement._meta.specialization, '/')
-        eq_(Pen._meta.specialization, '/pen/')
-        eq_(Pencil._meta.specialization, '/pencil/')
-        eq_(FountainPen._meta.specialization, '/pen/fountain_pen/')
-        eq_(BallPointPen._meta.specialization, '/pen/ballpoint_pen/')
+        eq_(WritingImplement.model_specialization, '/')
+        eq_(Pen.model_specialization, '/pen/')
+        eq_(Pencil.model_specialization, '/pencil/')
+        eq_(FountainPen.model_specialization, '/pen/fountain_pen/')
+        eq_(BallPointPen.model_specialization, '/pen/ballpoint_pen/')
 
     @raises(TypeError)
     def test_missing_meta(self):
@@ -159,6 +159,22 @@ def test_non_root(self):
         eq_(find_next_path_down(non_root, full_path, '/'), '/home/barry/')    
 
 
+class TestDefaultSpecialization(FixtureTestCase):
+    """
+    Test for automatic setting of the default specialization type at creation
+    time on BaseGeneralizedModel
+    
+    """
+
+    def test_match(self):
+        """
+        Ensure that the default specialization type is set correctly
+        
+        """
+        pencil = FountainPen()
+        eq_(pencil.specialization_type, FountainPen.model_specialization)
+
+
 class TestGetAsSpecialization(FixtureTestCase):
     """Tests for the get_as_specialization method on general models"""