django1/django/contrib/gis/tests/gis_migrations/test_commands.py

51 lines
2.0 KiB
Python

from __future__ import unicode_literals
from unittest import skipUnless
from django.contrib.gis.tests.utils import HAS_SPATIAL_DB
from django.core.management import call_command
from django.db import connection
from django.test import override_settings, override_system_checks, TransactionTestCase
class MigrateTests(TransactionTestCase):
"""
Tests running the migrate command in Geodjango.
"""
available_apps = ["django.contrib.gis"]
def get_table_description(self, table):
with connection.cursor() as cursor:
return connection.introspection.get_table_description(cursor, table)
def assertTableExists(self, table):
with connection.cursor() as cursor:
self.assertIn(table, connection.introspection.get_table_list(cursor))
def assertTableNotExists(self, table):
with connection.cursor() as cursor:
self.assertNotIn(table, connection.introspection.get_table_list(cursor))
@skipUnless(HAS_SPATIAL_DB, "Spatial db is required.")
@override_system_checks([])
@override_settings(MIGRATION_MODULES={"gis": "django.contrib.gis.tests.gis_migrations.migrations"})
def test_migrate_gis(self):
"""
Tests basic usage of the migrate command when a model uses Geodjango
fields. Regression test for ticket #22001:
https://code.djangoproject.com/ticket/22001
"""
# Make sure no tables are created
self.assertTableNotExists("migrations_neighborhood")
self.assertTableNotExists("migrations_household")
# Run the migrations to 0001 only
call_command("migrate", "gis", "0001", verbosity=0)
# Make sure the right tables exist
self.assertTableExists("gis_neighborhood")
self.assertTableExists("gis_household")
# Unmigrate everything
call_command("migrate", "gis", "zero", verbosity=0)
# Make sure it's all gone
self.assertTableNotExists("gis_neighborhood")
self.assertTableNotExists("gis_household")