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-rw-r--r--tests/backends/tests.py26
1 files changed, 9 insertions, 17 deletions
diff --git a/tests/backends/tests.py b/tests/backends/tests.py
index ed42d6317a..c0af1bdb60 100644
--- a/tests/backends/tests.py
+++ b/tests/backends/tests.py
@@ -2,7 +2,6 @@
# Unit and doctests for specific database backends.
from __future__ import unicode_literals
-import copy
import datetime
import re
import threading
@@ -10,7 +9,6 @@ import unittest
import warnings
from decimal import Decimal, Rounded
-from django.conf import settings
from django.core.exceptions import ImproperlyConfigured
from django.core.management.color import no_style
from django.db import (
@@ -182,8 +180,8 @@ class PostgreSQLTests(TestCase):
nodb_conn = connection._nodb_connection
del connection._nodb_connection
self.assertIsNotNone(nodb_conn.settings_dict['NAME'])
- self.assertEqual(nodb_conn.settings_dict['NAME'], settings.DATABASES[DEFAULT_DB_ALIAS]['NAME'])
- # Check a RuntimeWarning nas been emitted
+ self.assertEqual(nodb_conn.settings_dict['NAME'], connection.settings_dict['NAME'])
+ # Check a RuntimeWarning has been emitted
self.assertEqual(len(w), 1)
self.assertEqual(w[0].message.__class__, RuntimeWarning)
@@ -219,9 +217,7 @@ class PostgreSQLTests(TestCase):
PostgreSQL shouldn't roll back SET TIME ZONE, even if the first
transaction is rolled back (#17062).
"""
- databases = copy.deepcopy(settings.DATABASES)
- new_connections = ConnectionHandler(databases)
- new_connection = new_connections[DEFAULT_DB_ALIAS]
+ new_connection = connection.copy()
try:
# Ensure the database default time zone is different than
@@ -258,10 +254,9 @@ class PostgreSQLTests(TestCase):
The connection wrapper shouldn't believe that autocommit is enabled
after setting the time zone when AUTOCOMMIT is False (#21452).
"""
- databases = copy.deepcopy(settings.DATABASES)
- databases[DEFAULT_DB_ALIAS]['AUTOCOMMIT'] = False
- new_connections = ConnectionHandler(databases)
- new_connection = new_connections[DEFAULT_DB_ALIAS]
+ new_connection = connection.copy()
+ new_connection.settings_dict['AUTOCOMMIT'] = False
+
try:
# Open a database connection.
new_connection.cursor()
@@ -285,10 +280,8 @@ class PostgreSQLTests(TestCase):
# Check the level on the psycopg2 connection, not the Django wrapper.
self.assertEqual(connection.connection.isolation_level, read_committed)
- databases = copy.deepcopy(settings.DATABASES)
- databases[DEFAULT_DB_ALIAS]['OPTIONS']['isolation_level'] = serializable
- new_connections = ConnectionHandler(databases)
- new_connection = new_connections[DEFAULT_DB_ALIAS]
+ new_connection = connection.copy()
+ new_connection.settings_dict['OPTIONS']['isolation_level'] = serializable
try:
# Start a transaction so the isolation level isn't reported as 0.
new_connection.set_autocommit(False)
@@ -748,8 +741,7 @@ class BackendTestCase(TransactionTestCase):
"""
old_queries_limit = BaseDatabaseWrapper.queries_limit
BaseDatabaseWrapper.queries_limit = 3
- new_connections = ConnectionHandler(settings.DATABASES)
- new_connection = new_connections[DEFAULT_DB_ALIAS]
+ new_connection = connection.copy()
# Initialize the connection and clear initialization statements.
with new_connection.cursor():