Ticket #21238: fieldfile_pickle_test.diff

tests/model_fields/tests.py

@@ -631 +631 @@
         except OSError:
             self.fail("Deleting an unset FileField should not raise OSError.")
 
+    def test_pickle(self):
+        import os
+        import pickle
+        from django.utils._os import upath
+        from django.core.files import File
+
+        file_path1 = os.path.join(os.path.dirname(upath(__file__)), "4x8.png")
+        self.file1 = File(open(file_path1, 'rb'))
+
+        d = Document(myfile='something.txt')
+        d.myfile.save("something.txt", self.file1)
+        dump = pickle.dumps(d.myfile)
+        loaded = pickle.loads(dump)
+
+""" Fails:
+======================================================================
+ERROR: test_pickle (model_fields.tests.FileFieldTests)
+----------------------------------------------------------------------
+Traceback (most recent call last):
+  File "/home/tim/code/django/tests/model_fields/tests.py", line 647, in test_pickle
+    self.assertEqual(d.myfile.url, loaded.url)
+  File "/home/tim/code/django/django/db/models/fields/files.py", line 66, in _get_url
+    return self.storage.url(self.name)
+AttributeError: 'FieldFile' object has no attribute 'storage'
+"""
+        self.assertEqual(d.myfile.url, loaded.url)
+
 
 class BinaryFieldTests(test.TestCase):
     binary_data = b'\x00\x46\xFE'