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#
# diffoscope: in-depth comparison of files, archives, and directories
#
# Copyright © 2015 Daniel Kahn Gillmor <dkg@fifthhorseman.net>
# Copyright © 2015-2017, 2020 Chris Lamb <lamby@debian.org>
#
# diffoscope is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# diffoscope 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with diffoscope. If not, see <https://www.gnu.org/licenses/>.
import pytest
from diffoscope.config import Config
from diffoscope.comparators.mono import MonoExeFile
from diffoscope.comparators.missing_file import MissingFile
from ..utils.data import load_fixture, get_data
from ..utils.tools import skip_unless_tools_exist
# these were generated with:
# echo 'public class Test { static public void Main () {} }' > test.cs
# mcs -out:test1.exe test.cs ; sleep 2; mcs -out:test2.exe test.cs
exe1 = load_fixture("test1.exe")
exe2 = load_fixture("test2.exe")
def test_identification(exe1):
assert isinstance(exe1, MonoExeFile)
def test_no_differences(exe1):
difference = exe1.compare(exe1)
assert difference is None
@pytest.fixture
def differences(exe1, exe2):
return exe1.compare(exe2).details
@skip_unless_tools_exist("pedump")
def test_diff(differences):
expected_diff = get_data("pe_expected_diff")
assert differences[0].unified_diff == expected_diff
@skip_unless_tools_exist("pedump")
def test_compare_non_existing(monkeypatch, exe1):
monkeypatch.setattr(Config(), "new_file", True)
difference = exe1.compare(MissingFile("/nonexisting", exe1))
assert difference.source2 == "/nonexisting"
assert len(difference.details) > 0
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