[soc2010/query-refactor] Merged up to trunk r13350.

git-svn-id: http://code.djangoproject.com/svn/django/branches/soc2010/query-refactor@13351 bcc190cf-cafb-0310-a4f2-bffc1f526a37

1 files changed, 2 insertions, 51 deletions

diff --git a/tests/regressiontests/backends/tests.py b/tests/regressiontests/backends/tests.py
index ee3ccdc72f..6a26a608eb 100644
--- a/tests/regressiontests/backends/tests.py
+++ b/tests/regressiontests/backends/tests.py
@@ -1,17 +1,13 @@
 # -*- coding: utf-8 -*-
 # Unit and doctests for specific database backends.
 import datetime
+import models
 import unittest
-
-from django.conf import settings
-from django.core import management
-from django.core.management.color import no_style
 from django.db import backend, connection, DEFAULT_DB_ALIAS
 from django.db.backends.signals import connection_created
+from django.conf import settings
 from django.test import TestCase
 
-from regressiontests.backends import models
-
 class Callproc(unittest.TestCase):
 
     def test_dbms_session(self):
@@ -80,7 +76,6 @@ class DateQuotingTest(TestCase):
         classes = models.SchoolClass.objects.filter(last_updated__day=20)
         self.assertEqual(len(classes), 1)
 
-
 class ParameterHandlingTest(TestCase):
     def test_bad_parameter_count(self):
         "An executemany call with too many/not enough parameters will raise an exception (Refs #12612)"
@@ -93,50 +88,6 @@ class ParameterHandlingTest(TestCase):
         self.assertRaises(Exception, cursor.executemany, query, [(1,2,3),])
         self.assertRaises(Exception, cursor.executemany, query, [(1,),])
 
-# Unfortunately, the following tests would be a good test to run on all
-# backends, but it breaks MySQL hard. Until #13711 is fixed, it can't be run
-# everywhere (although it would be an effective test of #13711).
-if settings.DATABASES[DEFAULT_DB_ALIAS]['ENGINE'] != 'django.db.backends.mysql':
-    class LongNameTest(TestCase):
-        """Long primary keys and model names can result in a sequence name
-        that exceeds the database limits, which will result in truncation
-        on certain databases (e.g., Postgres). The backend needs to use
-        the correct sequence name in last_insert_id and other places, so
-        check it is. Refs #8901.
-        """
-
-        def test_sequence_name_length_limits_create(self):
-            """Test creation of model with long name and long pk name doesn't error. Ref #8901"""
-            models.VeryLongModelNameZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZ.objects.create()
-
-        def test_sequence_name_length_limits_m2m(self):
-            """Test an m2m save of a model with a long name and a long m2m field name doesn't error as on Django >=1.2 this now uses object saves. Ref #8901"""
-            obj = models.VeryLongModelNameZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZ.objects.create()
-            rel_obj = models.Person.objects.create(first_name='Django', last_name='Reinhardt')
-            obj.m2m_also_quite_long_zzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz.add(rel_obj)
-
-        def test_sequence_name_length_limits_flush(self):
-            """Test that sequence resetting as part of a flush with model with long name and long pk name doesn't error. Ref #8901"""
-            # A full flush is expensive to the full test, so we dig into the
-            # internals to generate the likely offending SQL and run it manually
-
-            # Some convenience aliases
-            VLM = models.VeryLongModelNameZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZ
-            VLM_m2m = VLM.m2m_also_quite_long_zzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz.through
-            tables = [
-                VLM._meta.db_table,
-                VLM_m2m._meta.db_table,
-            ]
-            sequences = [
-                {
-                    'column': VLM._meta.pk.column,
-                    'table': VLM._meta.db_table
-                },
-            ]
-            cursor = connection.cursor()
-            for statement in connection.ops.sql_flush(no_style(), tables, sequences):
-                cursor.execute(statement)
-
 
 def connection_created_test(sender, **kwargs):
     print 'connection_created signal'