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# vim: tabstop=4 shiftwidth=4 softtabstop=4
# Copyright 2011 OpenStack LLC.
# All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
import datetime
import sys
import unittest
import mock
from openstack.common import exception
from openstack.common import utils
class UtilsTest(unittest.TestCase):
def test_bool_bool_from_string(self):
self.assertTrue(utils.bool_from_string(True))
self.assertFalse(utils.bool_from_string(False))
def test_str_bool_from_string(self):
self.assertTrue(utils.bool_from_string('true'))
self.assertTrue(utils.bool_from_string('TRUE'))
self.assertTrue(utils.bool_from_string('on'))
self.assertTrue(utils.bool_from_string('on'))
self.assertTrue(utils.bool_from_string('1'))
self.assertFalse(utils.bool_from_string('false'))
self.assertFalse(utils.bool_from_string('FALSE'))
self.assertFalse(utils.bool_from_string('off'))
self.assertFalse(utils.bool_from_string('OFF'))
self.assertFalse(utils.bool_from_string('0'))
self.assertFalse(utils.bool_from_string('42'))
self.assertFalse(utils.bool_from_string('This should not be True'))
def test_unicode_bool_from_string(self):
self.assertTrue(utils.bool_from_string(u'true'))
self.assertTrue(utils.bool_from_string(u'TRUE'))
self.assertTrue(utils.bool_from_string(u'on'))
self.assertTrue(utils.bool_from_string(u'on'))
self.assertTrue(utils.bool_from_string(u'1'))
self.assertFalse(utils.bool_from_string(u'false'))
self.assertFalse(utils.bool_from_string(u'FALSE'))
self.assertFalse(utils.bool_from_string(u'off'))
self.assertFalse(utils.bool_from_string(u'OFF'))
self.assertFalse(utils.bool_from_string(u'0'))
self.assertFalse(utils.bool_from_string(u'42'))
self.assertFalse(utils.bool_from_string(u'This should not be True'))
def test_other_bool_from_string(self):
self.assertFalse(utils.bool_from_string(mock.Mock()))
def test_int_from_bool_as_string(self):
self.assertEqual(1, utils.int_from_bool_as_string(True))
self.assertEqual(0, utils.int_from_bool_as_string(False))
# NOTE(jkoelker) Moar tests from nova need to be ported. But they
# need to be mock'd out. Currently they requre actually
# running code.
def test_execute_unknown_kwargs(self):
self.assertRaises(exception.Error, utils.execute, hozer=True)
# NOTE(jkoelker) There has GOT to be a way to test this. But mocking
# __import__ is the devil. Right now we just make
# sure we can import something from the stdlib
def test_import_class(self):
dt = utils.import_class('datetime.datetime')
self.assertEqual(sys.modules['datetime'].datetime, dt)
def test_import_bad_class(self):
self.assertRaises(exception.NotFound, utils.import_class,
'lol.u_mad.brah')
def test_import_object(self):
dt = utils.import_object('datetime')
self.assertEqual(sys.modules['datetime'], dt)
def test_import_object_class(self):
dt = utils.import_object('datetime.datetime')
self.assertEqual(sys.modules['datetime'].datetime, dt)
def test_isotime(self):
skynet_self_aware_time_str = '1997-08-29T06:14:00Z'
skynet_self_aware_time = datetime.datetime(1997, 8, 29, 6, 14, 0)
with mock.patch('datetime.datetime') as datetime_mock:
datetime_mock.utcnow.return_value = skynet_self_aware_time
dt = utils.isotime()
self.assertEqual(dt, skynet_self_aware_time_str)
def test_parse_isotime(self):
skynet_self_aware_time_str = '1997-08-29T06:14:00Z'
skynet_self_aware_time = datetime.datetime(1997, 8, 29, 6, 14, 0)
self.assertEqual(skynet_self_aware_time,
utils.parse_isotime(skynet_self_aware_time_str))
def test_str_dict_replace(self):
string = 'Johnnie T. Hozer'
mapping = {'T.': 'The'}
self.assertEqual('Johnnie The Hozer',
utils.str_dict_replace(string, mapping))
def test_utcnow(self):
utils.set_time_override(mock.sentinel.utcnow)
self.assertEqual(utils.utcnow(), mock.sentinel.utcnow)
utils.clear_time_override()
self.assertFalse(utils.utcnow() == mock.sentinel.utcnow)
self.assertTrue(utils.utcnow())
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