/usr/lib/python3/dist-packages/oslo_utils/tests/test_importutils.py is in python3-oslo.utils 3.8.0-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 | # Copyright 2011 OpenStack Foundation.
# 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
from oslotest import base as test_base
from oslo_utils import importutils
class ImportUtilsTest(test_base.BaseTestCase):
# 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 = importutils.import_class('datetime.datetime')
self.assertEqual(sys.modules['datetime'].datetime, dt)
def test_import_bad_class(self):
self.assertRaises(ImportError, importutils.import_class,
'lol.u_mad.brah')
def test_import_module(self):
dt = importutils.import_module('datetime')
self.assertEqual(sys.modules['datetime'], dt)
def test_import_object_optional_arg_not_present(self):
obj = importutils.import_object('oslo_utils.tests.fake.FakeDriver')
self.assertEqual(obj.__class__.__name__, 'FakeDriver')
def test_import_object_optional_arg_present(self):
obj = importutils.import_object('oslo_utils.tests.fake.FakeDriver',
first_arg=False)
self.assertEqual(obj.__class__.__name__, 'FakeDriver')
def test_import_object_required_arg_not_present(self):
# arg 1 isn't optional here
self.assertRaises(TypeError, importutils.import_object,
'oslo_utils.tests.fake.FakeDriver2')
def test_import_object_required_arg_present(self):
obj = importutils.import_object('oslo_utils.tests.fake.FakeDriver2',
first_arg=False)
self.assertEqual(obj.__class__.__name__, 'FakeDriver2')
# namespace tests
def test_import_object_ns_optional_arg_not_present(self):
obj = importutils.import_object_ns('oslo_utils',
'tests.fake.FakeDriver')
self.assertEqual(obj.__class__.__name__, 'FakeDriver')
def test_import_object_ns_optional_arg_present(self):
obj = importutils.import_object_ns('oslo_utils',
'tests.fake.FakeDriver',
first_arg=False)
self.assertEqual(obj.__class__.__name__, 'FakeDriver')
def test_import_object_ns_required_arg_not_present(self):
# arg 1 isn't optional here
self.assertRaises(TypeError, importutils.import_object_ns,
'oslo_utils', 'tests.fake.FakeDriver2')
def test_import_object_ns_required_arg_present(self):
obj = importutils.import_object_ns('oslo_utils',
'tests.fake.FakeDriver2',
first_arg=False)
self.assertEqual(obj.__class__.__name__, 'FakeDriver2')
# namespace tests
def test_import_object_ns_full_optional_arg_not_present(self):
obj = importutils.import_object_ns('tests2',
'oslo_utils.tests.fake.FakeDriver')
self.assertEqual(obj.__class__.__name__, 'FakeDriver')
def test_import_object_ns_full_optional_arg_present(self):
obj = importutils.import_object_ns('tests2',
'oslo_utils.tests.fake.FakeDriver',
first_arg=False)
self.assertEqual(obj.__class__.__name__, 'FakeDriver')
def test_import_object_ns_full_required_arg_not_present(self):
# arg 1 isn't optional here
self.assertRaises(TypeError, importutils.import_object_ns,
'tests2', 'oslo_utils.tests.fake.FakeDriver2')
def test_import_object_ns_full_required_arg_present(self):
obj = importutils.import_object_ns('tests2',
'oslo_utils.tests.fake.FakeDriver2',
first_arg=False)
self.assertEqual(obj.__class__.__name__, 'FakeDriver2')
def test_import_object_ns_raise_import_error_in_init(self):
self.assertRaises(ImportError, importutils.import_object_ns,
'tests2', 'oslo_utils.tests.fake.FakeDriver3')
def test_import_object(self):
dt = importutils.import_object('datetime.time')
self.assertTrue(isinstance(dt, sys.modules['datetime'].time))
def test_import_object_with_args(self):
dt = importutils.import_object('datetime.datetime', 2012, 4, 5)
self.assertTrue(isinstance(dt, sys.modules['datetime'].datetime))
self.assertEqual(dt, datetime.datetime(2012, 4, 5))
def test_try_import(self):
dt = importutils.try_import('datetime')
self.assertEqual(sys.modules['datetime'], dt)
def test_try_import_returns_default(self):
foo = importutils.try_import('foo.bar')
self.assertIsNone(foo)
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