Fix raw field name serialization (#32)

Author: wojcikstefan

cleancat/base.py

@@ -762,6 +762,7 @@ def external_clean(self, cls, raise_on_errors=True):
     def serialize(self):
         data = {}
         for field_name, field in self.fields.items():
+            raw_field_name = field.raw_field_name or field_name
             value = self.data[field_name]
-            data[field_name] = field.serialize(value)
+            data[raw_field_name] = field.serialize(value)
         return data

tests/__init__.py

@@ -685,5 +685,18 @@ class TestSchema(Schema):
         }
 
 
+def test_raw_field_name():
+    class TestSchema(Schema):
+        value = String(raw_field_name='value_id')
+
+    schema = TestSchema(raw_data={'value_id': 'val_xyz'})
+
+    schema.full_clean()
+    assert schema.data == {'value': 'val_xyz'}
+
+    serialized = schema.serialize()
+    assert serialized == {'value_id': 'val_xyz'}
+
+
 if __name__ == '__main__':
     unittest.main()