Files
python-troveclient/troveclient/tests/test_discover.py
Sean McGinnis 2b8282bb1e Use unittest.mock instead of third party mock
Now that we no longer support py27, we can use the standard library
unittest.mock module instead of the third party mock lib.

Change-Id: Ib83e626f51e6e01898bb7931c1660a1a548500f3
Signed-off-by: Sean McGinnis <sean.mcginnis@gmail.com>
2020-04-18 11:59:46 -05:00

81 lines
2.9 KiB
Python

# Copyright 2012 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 imp
import inspect
from unittest import mock
import pkg_resources
import testtools
import troveclient.shell
class DiscoverTest(testtools.TestCase):
def test_discover_via_entry_points(self):
def mock_iter_entry_points(group):
if group == 'troveclient.extension':
fake_ep = mock.Mock()
fake_ep.name = 'foo'
fake_ep.module = imp.new_module('foo')
fake_ep.load.return_value = fake_ep.module
return [fake_ep]
@mock.patch.object(pkg_resources, 'iter_entry_points',
mock_iter_entry_points)
def test():
shell = troveclient.shell.OpenStackTroveShell()
for name, module in shell._discover_via_entry_points():
self.assertEqual('foo', name)
self.assertTrue(inspect.ismodule(module))
test()
def test_discover_extensions(self):
def mock_discover_via_python_path(self):
yield 'foo', imp.new_module('foo')
def mock_discover_via_contrib_path(self, version):
yield 'bar', imp.new_module('bar')
def mock_discover_via_entry_points(self):
yield 'baz', imp.new_module('baz')
@mock.patch.object(troveclient.shell.OpenStackTroveShell,
'_discover_via_python_path',
mock_discover_via_python_path)
@mock.patch.object(troveclient.shell.OpenStackTroveShell,
'_discover_via_contrib_path',
mock_discover_via_contrib_path)
@mock.patch.object(troveclient.shell.OpenStackTroveShell,
'_discover_via_entry_points',
mock_discover_via_entry_points)
def test():
shell = troveclient.shell.OpenStackTroveShell()
extensions = shell._discover_extensions('1.0')
self.assertEqual(3, len(extensions))
names = sorted(['foo', 'bar', 'baz'])
sorted_extensions = sorted(extensions, key=lambda ext: ext.name)
for i in range(len(names)):
ext = sorted_extensions[i]
name = names[i]
self.assertEqual(name, ext.name)
self.assertTrue(inspect.ismodule(ext.module))
test()