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#!/usr/bin/env python3
#
# Copyright (C) 2017, Michael Poehn <michael.poehn@fsfe.org>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program 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 Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
import os
import sys
import tempfile
import unittest
import unittest.mock
from pathlib import Path
GP_FINGERPRINT = 'B7C2EEFD8DAC7806AF67DFCD92EB18126BC08312A7F2D6F3862E46013C7A6135'
class VerboseFalseOptions:
verbose = False
class TmpCwd:
"""Context-manager for temporarily changing the current working directory."""
def __init__(self, new_cwd):
self.new_cwd = new_cwd
def __enter__(self):
self.orig_cwd = os.getcwd()
os.chdir(self.new_cwd)
def __exit__(self, a, b, c):
os.chdir(self.orig_cwd)
class TmpPyPath:
"""Context-manager for temporarily adding a directory to Python path."""
def __init__(self, additional_path):
self.additional_path = additional_path
def __enter__(self):
sys.path.append(self.additional_path)
def __exit__(self, a, b, c):
sys.path.remove(self.additional_path)
def mock_open_to_str(mock):
"""For accessing all data written into a unittest.mock.mock_open() instance as a string."""
return "".join(
[x.args[0] for x in mock.mock_calls if str(x).startswith("call().write(")]
)
def mkdtemp():
if sys.version_info < (3, 10): # ignore_cleanup_errors was added in 3.10
return tempfile.TemporaryDirectory()
else:
return tempfile.TemporaryDirectory(ignore_cleanup_errors=True)
def mkdir_testfiles(localmodule, test):
"""Keep the test files in a labeled test dir for easy reference"""
testroot = Path(localmodule) / '.testfiles'
testroot.mkdir(exist_ok=True)
testdir = testroot / unittest.TestCase.id(test)
testdir.mkdir(exist_ok=True)
return Path(tempfile.mkdtemp(dir=testdir))
def mock_urlopen(status=200, body=None):
resp = unittest.mock.MagicMock()
resp.getcode.return_value = status
resp.read.return_value = body
resp.__enter__.return_value = resp
return unittest.mock.Mock(return_value=resp)
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