From 222c73261650201f5ce99e8dd4b1ce0d30a69eb4 Mon Sep 17 00:00:00 2001
From: Alex Gaynor <alex.gaynor@gmail.com>
Date: Tue, 2 Nov 2010 18:40:53 +0000
Subject: Fixed #10728 -- corrected subclassing of Fields who use the
 SubfieldBase metaclass.  Thanks to G2P and George Sakkis for their work on
 the patch.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@14443 bcc190cf-cafb-0310-a4f2-bffc1f526a37
---
 tests/modeltests/field_subclassing/fields.py | 3 +++
 tests/modeltests/field_subclassing/models.py | 5 ++++-
 tests/modeltests/field_subclassing/tests.py  | 8 +++++++-
 3 files changed, 14 insertions(+), 2 deletions(-)

(limited to 'tests')

diff --git a/tests/modeltests/field_subclassing/fields.py b/tests/modeltests/field_subclassing/fields.py
index f667310c58..ba1eb90823 100644
--- a/tests/modeltests/field_subclassing/fields.py
+++ b/tests/modeltests/field_subclassing/fields.py
@@ -52,6 +52,9 @@ class SmallField(models.Field):
             return []
         raise TypeError('Invalid lookup type: %r' % lookup_type)
 
+class SmallerField(SmallField):
+    pass
+
 
 class JSONField(models.TextField):
     __metaclass__ = models.SubfieldBase
diff --git a/tests/modeltests/field_subclassing/models.py b/tests/modeltests/field_subclassing/models.py
index 4a55b72961..b0d83365c5 100644
--- a/tests/modeltests/field_subclassing/models.py
+++ b/tests/modeltests/field_subclassing/models.py
@@ -5,7 +5,7 @@ Tests for field subclassing.
 from django.db import models
 from django.utils.encoding import force_unicode
 
-from fields import Small, SmallField, JSONField
+from fields import Small, SmallField, SmallerField, JSONField
 
 
 class MyModel(models.Model):
@@ -15,5 +15,8 @@ class MyModel(models.Model):
     def __unicode__(self):
         return force_unicode(self.name)
 
+class OtherModel(models.Model):
+    data = SmallerField()
+
 class DataModel(models.Model):
     data = JSONField()
diff --git a/tests/modeltests/field_subclassing/tests.py b/tests/modeltests/field_subclassing/tests.py
index ba7148a654..25f51600b9 100644
--- a/tests/modeltests/field_subclassing/tests.py
+++ b/tests/modeltests/field_subclassing/tests.py
@@ -2,7 +2,7 @@ from django.core import serializers
 from django.test import TestCase
 
 from fields import Small
-from models import DataModel, MyModel
+from models import DataModel, MyModel, OtherModel
 
 
 class CustomField(TestCase):
@@ -73,3 +73,9 @@ class CustomField(TestCase):
             ],
             lambda m: str(m.data)
         )
+
+    def test_field_subclassing(self):
+        o = OtherModel.objects.create(data=Small("a", "b"))
+        o = OtherModel.objects.get()
+        self.assertEqual(o.data.first, "a")
+        self.assertEqual(o.data.second, "b")
-- 
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