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from unittest import mock, skipUnless
from django.db import connection
from django.db.backends.oracle.client import DatabaseClient
from django.test import SimpleTestCase
@skipUnless(connection.vendor == 'oracle', 'Oracle tests')
class OracleDbshellTests(SimpleTestCase):
def _run_dbshell(self, rlwrap=False):
"""Run runshell command and capture its arguments."""
def _mock_subprocess_call(*args):
self.subprocess_args = tuple(*args)
return 0
client = DatabaseClient(connection)
self.subprocess_args = None
with mock.patch('subprocess.call', new=_mock_subprocess_call):
with mock.patch('shutil.which', return_value='/usr/bin/rlwrap' if rlwrap else None):
client.runshell()
return self.subprocess_args
def test_without_rlwrap(self):
self.assertEqual(
self._run_dbshell(rlwrap=False),
('sqlplus', '-L', connection._connect_string()),
)
def test_with_rlwrap(self):
self.assertEqual(
self._run_dbshell(rlwrap=True),
('/usr/bin/rlwrap', 'sqlplus', '-L', connection._connect_string()),
)
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