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Fixed #27858 -- Prevented read-only management commands from creating the django_migrations table.

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MigrationRecorder now assumes that if the django_migrations table
doesn't exist, then no migrations are applied.

Reverted documentation change from refs #23808.
This commit is contained in:
Marti Raudsepp 2016-11-05 10:16:23 +02:00 • committed by Tim Graham
parent 4f1eb64ad0
commit fda55c71a8
7 changed files with 30 additions and 32 deletions
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12
tests/admin_scripts/tests.py
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@ -22,7 +22,6 @@ from django.core.management import (
BaseCommand, CommandError, call_command, color,
)
from django.db import ConnectionHandler
from django.db.migrations.exceptions import MigrationSchemaMissing
from django.db.migrations.recorder import MigrationRecorder
from django.test import (
LiveServerTestCase, SimpleTestCase, TestCase, override_settings,
@ -1339,15 +1338,12 @@ class ManageRunserver(AdminScriptTestCase):
def test_readonly_database(self):
"""
Ensure runserver.check_migrations doesn't choke when a database is read-only
(with possibly no django_migrations table).
runserver.check_migrations() doesn't choke when a database is read-only.
"""
with mock.patch.object(
MigrationRecorder, 'ensure_schema',
side_effect=MigrationSchemaMissing()):
with mock.patch.object(MigrationRecorder, 'has_table', return_value=False):
self.cmd.check_migrations()
# Check a warning is emitted
self.assertIn("Not checking migrations", self.output.getvalue())
# You have # ...
self.assertIn('unapplied migration(s)', self.output.getvalue())
class ManageRunserverMigrationWarning(TestCase):