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#!/usr/bin/env python
# test_module.py - unit test for the module interface
#
# Copyright (C) 2011 Daniele Varrazzo <daniele.varrazzo@gmail.com>
#
# psycopg2 is free software: you can redistribute it and/or modify it
# under the terms of the GNU Lesser General Public License as published
# by the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# In addition, as a special exception, the copyright holders give
# permission to link this program with the OpenSSL library (or with
# modified versions of OpenSSL that use the same license as OpenSSL),
# and distribute linked combinations including the two.
#
# You must obey the GNU Lesser General Public License in all respects for
# all of the code used other than OpenSSL.
#
# psycopg2 is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
# FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
# License for more details.
from testutils import unittest
import psycopg2
class ConnectTestCase(unittest.TestCase):
def setUp(self):
self.args = None
def conect_stub(dsn, connection_factory=None, async=False):
self.args = (dsn, connection_factory, async)
self._connect_orig = psycopg2._connect
psycopg2._connect = conect_stub
def tearDown(self):
psycopg2._connect = self._connect_orig
def test_there_has_to_be_something(self):
self.assertRaises(psycopg2.InterfaceError, psycopg2.connect)
self.assertRaises(psycopg2.InterfaceError, psycopg2.connect,
connection_factory=lambda dsn, async=False: None)
self.assertRaises(psycopg2.InterfaceError, psycopg2.connect,
async=True)
def test_no_keywords(self):
psycopg2.connect('')
self.assertEqual(self.args[0], '')
self.assertEqual(self.args[1], None)
self.assertEqual(self.args[2], False)
def test_dsn(self):
psycopg2.connect('dbname=blah x=y')
self.assertEqual(self.args[0], 'dbname=blah x=y')
self.assertEqual(self.args[1], None)
self.assertEqual(self.args[2], False)
def test_supported_keywords(self):
psycopg2.connect(database='foo')
self.assertEqual(self.args[0], 'dbname=foo')
psycopg2.connect(user='postgres')
self.assertEqual(self.args[0], 'user=postgres')
psycopg2.connect(password='secret')
self.assertEqual(self.args[0], 'password=secret')
psycopg2.connect(port=5432)
self.assertEqual(self.args[0], 'port=5432')
psycopg2.connect(sslmode='require')
self.assertEqual(self.args[0], 'sslmode=require')
psycopg2.connect(database='foo',
user='postgres', password='secret', port=5432)
self.assert_('dbname=foo' in self.args[0])
self.assert_('user=postgres' in self.args[0])
self.assert_('password=secret' in self.args[0])
self.assert_('port=5432' in self.args[0])
self.assertEqual(len(self.args[0].split()), 4)
def test_generic_keywords(self):
psycopg2.connect(foo='bar')
self.assertEqual(self.args[0], 'foo=bar')
def test_factory(self):
def f(dsn, async=False):
pass
psycopg2.connect(database='foo', bar='baz', connection_factory=f)
self.assertEqual(self.args[0], 'dbname=foo bar=baz')
self.assertEqual(self.args[1], f)
self.assertEqual(self.args[2], False)
psycopg2.connect("dbname=foo bar=baz", connection_factory=f)
self.assertEqual(self.args[0], 'dbname=foo bar=baz')
self.assertEqual(self.args[1], f)
self.assertEqual(self.args[2], False)
def test_async(self):
psycopg2.connect(database='foo', bar='baz', async=1)
self.assertEqual(self.args[0], 'dbname=foo bar=baz')
self.assertEqual(self.args[1], None)
self.assert_(self.args[2])
psycopg2.connect("dbname=foo bar=baz", async=True)
self.assertEqual(self.args[0], 'dbname=foo bar=baz')
self.assertEqual(self.args[1], None)
self.assert_(self.args[2])
def test_empty_param(self):
psycopg2.connect(database='sony', password='')
self.assertEqual(self.args[0], "dbname=sony password=''")
def test_escape(self):
psycopg2.connect(database='hello world')
self.assertEqual(self.args[0], "dbname='hello world'")
psycopg2.connect(database=r'back\slash')
self.assertEqual(self.args[0], r"dbname=back\\slash")
psycopg2.connect(database="quo'te")
self.assertEqual(self.args[0], r"dbname=quo\'te")
psycopg2.connect(database="with\ttab")
self.assertEqual(self.args[0], "dbname='with\ttab'")
psycopg2.connect(database=r"\every thing'")
self.assertEqual(self.args[0], r"dbname='\\every thing\''")
def test_suite():
return unittest.TestLoader().loadTestsFromName(__name__)
if __name__ == "__main__":
unittest.main()
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