django/tests/backends/sqlite/test_creation.py

44 lines
2.0 KiB
Python

import copy
import multiprocessing
import unittest
from unittest import mock
from django.db import DEFAULT_DB_ALIAS, NotSupportedError, connection, connections
from django.test import SimpleTestCase
@unittest.skipUnless(connection.vendor == "sqlite", "SQLite tests")
class TestDbSignatureTests(SimpleTestCase):
def test_custom_test_name(self):
test_connection = copy.copy(connections[DEFAULT_DB_ALIAS])
test_connection.settings_dict = copy.deepcopy(
connections[DEFAULT_DB_ALIAS].settings_dict
)
test_connection.settings_dict["NAME"] = None
test_connection.settings_dict["TEST"]["NAME"] = "custom.sqlite.db"
signature = test_connection.creation_class(test_connection).test_db_signature()
self.assertEqual(signature, (None, "custom.sqlite.db"))
def test_get_test_db_clone_settings_name(self):
test_connection = copy.copy(connections[DEFAULT_DB_ALIAS])
test_connection.settings_dict = copy.deepcopy(
connections[DEFAULT_DB_ALIAS].settings_dict,
)
tests = [
("test.sqlite3", "test_1.sqlite3"),
("test", "test_1"),
]
for test_db_name, expected_clone_name in tests:
with self.subTest(test_db_name=test_db_name):
test_connection.settings_dict["NAME"] = test_db_name
test_connection.settings_dict["TEST"]["NAME"] = test_db_name
creation_class = test_connection.creation_class(test_connection)
clone_settings_dict = creation_class.get_test_db_clone_settings("1")
self.assertEqual(clone_settings_dict["NAME"], expected_clone_name)
@mock.patch.object(multiprocessing, "get_start_method", return_value="forkserver")
def test_get_test_db_clone_settings_not_supported(self, *mocked_objects):
msg = "Cloning with start method 'forkserver' is not supported."
with self.assertRaisesMessage(NotSupportedError, msg):
connection.creation.get_test_db_clone_settings(1)