/usr/lib/python3/dist-packages/ironic_lib/tests/base.py is in python3-ironic-lib 2.12.0-0ubuntu1.
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 | # Copyright 2017 Cisco Systems, Inc
#
# 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.
"""Common utilities and classes across all unit tests."""
import subprocess
from oslo_concurrency import processutils
from oslotest import base as test_base
from ironic_lib import utils
class IronicLibTestCase(test_base.BaseTestCase):
"""Test case base class for all unit tests except callers of utils.execute.
This test class prevents calls to the utils.execute() /
processutils.execute() and similar functions.
"""
# By default block execution of utils.execute() and related functions.
block_execute = True
def setUp(self):
super(IronicLibTestCase, self).setUp()
# Ban running external processes via 'execute' like functions. If the
# patched function is called, an exception is raised to warn the
# tester.
if self.block_execute:
# NOTE(jlvillal): Intentionally not using mock as if you mock a
# mock it causes things to not work correctly. As doing an
# autospec=True causes strangeness. By using a simple function we
# can then mock it without issue.
self.patch(processutils, 'execute', do_not_call)
self.patch(subprocess, 'call', do_not_call)
self.patch(subprocess, 'check_call', do_not_call)
self.patch(subprocess, 'check_output', do_not_call)
self.patch(utils, 'execute', do_not_call)
# subprocess.Popen is a class
self.patch(subprocess, 'Popen', DoNotCallPopen)
def do_not_call(*args, **kwargs):
"""Helper function to raise an exception if it is called"""
raise Exception(
"Don't call ironic_lib.utils.execute() / "
"processutils.execute() or similar functions in tests!")
class DoNotCallPopen(object):
"""Helper class to mimic subprocess.popen()
It's job is to raise an exception if it is called. We create stub functions
so mocks that use autospec=True will work.
"""
def __init__(self, *args, **kwargs):
do_not_call(*args, **kwargs)
def communicate(input=None):
pass
def kill():
pass
def poll():
pass
def terminate():
pass
def wait():
pass
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