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()), )