mirror of https://github.com/django/django.git
28 lines
1.1 KiB
Python
28 lines
1.1 KiB
Python
|
import unittest
|
||
|
|
|
||
|
|
from django.db import connection
|
||
|
|
from django.test import TestCase
|
||
|
|
|
||
|
|
|
||
|
|
@unittest.skipUnless(connection.vendor == 'sqlite', 'SQLite tests')
|
||
|
|
class IntrospectionTests(TestCase):
|
||
|
|
def test_get_primary_key_column(self):
|
||
|
|
"""
|
||
|
|
Get the primary key column regardless of whether or not it has
|
||
|
|
quotation.
|
||
|
|
"""
|
||
|
|
testable_column_strings = (
|
||
|
|
('id', 'id'), ('[id]', 'id'), ('`id`', 'id'), ('"id"', 'id'),
|
||
|
|
('[id col]', 'id col'), ('`id col`', 'id col'), ('"id col"', 'id col')
|
||
|
|
)
|
||
|
|
with connection.cursor() as cursor:
|
||
|
|
for column, expected_string in testable_column_strings:
|
||
|
|
sql = 'CREATE TABLE test_primary (%s int PRIMARY KEY NOT NULL)' % column
|
||
|
|
with self.subTest(column=column):
|
||
|
|
try:
|
||
|
|
cursor.execute(sql)
|
||
|
|
field = connection.introspection.get_primary_key_column(cursor, 'test_primary')
|
||
|
|
self.assertEqual(field, expected_string)
|
||
|
|
finally:
|
||
|
|
cursor.execute('DROP TABLE test_primary')
|