89 lines
2.5 KiB
Python
89 lines
2.5 KiB
Python
#!/usr/bin/env python3
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#
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# Copyright (C) 2017, Michael Poehn <michael.poehn@fsfe.org>
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Affero General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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import os
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import sys
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import tempfile
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import unittest
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from pathlib import Path
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from unittest import mock
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class TmpCwd:
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"""Context-manager for temporarily changing the current working directory."""
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def __init__(self, new_cwd):
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self.new_cwd = new_cwd
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def __enter__(self):
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self.orig_cwd = os.getcwd()
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os.chdir(self.new_cwd)
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def __exit__(self, a, b, c):
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os.chdir(self.orig_cwd)
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class TmpPyPath:
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"""Context-manager for temporarily adding a directory to Python path."""
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def __init__(self, additional_path):
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self.additional_path = additional_path
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def __enter__(self):
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sys.path.append(self.additional_path)
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def __exit__(self, a, b, c):
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sys.path.remove(self.additional_path)
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def mock_open_to_str(mock):
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"""For accessing all data written into a unittest.mock.mock_open() instance as a string."""
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return "".join(
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[x.args[0] for x in mock.mock_calls if str(x).startswith("call().write(")]
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)
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def mkdtemp():
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if sys.version_info < (3, 10): # ignore_cleanup_errors was added in 3.10
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return tempfile.TemporaryDirectory()
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else:
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return tempfile.TemporaryDirectory(ignore_cleanup_errors=True)
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def mkdir_testfiles(localmodule, test):
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"""Keep the test files in a labeled test dir for easy reference"""
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testroot = Path(localmodule) / '.testfiles'
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testroot.mkdir(exist_ok=True)
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testdir = testroot / unittest.TestCase.id(test)
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testdir.mkdir(exist_ok=True)
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return tempfile.mkdtemp(dir=testdir)
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def parse_args_for_test(parser, args):
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"""Only send --flags to the ArgumentParser, not test classes, etc."""
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from fdroidserver.common import parse_args
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flags = []
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for arg in args:
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if arg[0] == '-':
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flags.append(flags)
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with mock.patch('sys.argv', flags):
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parse_args(parser)
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