Merge pull request #14 from alexei/feature/dict_to_dict

Support dict to dict adapters

Author: alexei

adapter/adapter.py

@@ -152,5 +152,8 @@ def adapt(self, data=None):
         for field_name, field in self.fields.iteritems():
             value = field.get_attribute(data or self.data)
             adapted_value = field.adapt(value)
-            setattr(obj, field_name, adapted_value)
+            if isinstance(obj, collections.Mapping):
+                obj[field_name] = adapted_value
+            else:
+                setattr(obj, field_name, adapted_value)
         return obj

tests/adapters.py

@@ -29,3 +29,11 @@ class Meta(object):
         model = outputs.Customer
 
     address = AddressAdapter(source='*')
+
+
+class PersonDictAdapter(adapter.Adapter):
+    class Meta(object):
+        model = dict
+
+    first_name = adapter.Field(source='first')
+    last_name = adapter.Field(source='last')

tests/test_adapter.py

@@ -11,7 +11,7 @@
 
 
 class AdapterTest(unittest.TestCase):
-    def test_object(self):
+    def test_object_to_object(self):
         data = inputs.Customer(**{
             'first_name': 'Betty',
             'last_name': 'Gowin',
@@ -44,3 +44,15 @@ def test_object(self):
         self.assertEqual(actual.address.city, expected.address.city)
         self.assertEqual(actual.address.region, expected.address.region)
         self.assertEqual(actual.address.country, expected.address.country)
+
+    def test_dict_to_dict(self):
+        data = {
+            'first': 'Jacquelyn',
+            'last': 'Phillips',
+        }
+        actual = adapters.PersonDictAdapter().adapt(data)
+        expected = {
+            'first_name': 'Jacquelyn',
+            'last_name': 'Phillips',
+        }
+        self.assertDictEqual(actual, expected)