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from django.core.management import call_command
from django.test import override_settings
from .test_base import MigrationTestBase
class Tests(MigrationTestBase):
"""
Deprecated model fields should still be usable in historic migrations.
"""
@override_settings(
MIGRATION_MODULES={"migrations": "migrations.deprecated_field_migrations"}
)
def test_migrate(self):
# Make sure no tables are created
self.assertTableNotExists("migrations_ipaddressfield")
# Run migration
call_command("migrate", verbosity=0)
# Make sure the right tables exist
self.assertTableExists("migrations_ipaddressfield")
# Unmigrate everything
call_command("migrate", "migrations", "zero", verbosity=0)
# Make sure it's all gone
self.assertTableNotExists("migrations_ipaddressfield")
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