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# -*- coding: utf-8 -*-
#
# diffoscope: in-depth comparison of files, archives, and directories
#
# Copyright © 2015 Jérémy Bobbio <lunar@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 shutil
import pytest
from diffoscope.config import Config
from diffoscope.comparators.gzip import GzipFile
from diffoscope.comparators.binary import FilesystemFile
from diffoscope.comparators.missing_file import MissingFile
from diffoscope.comparators.utils.specialize import specialize
from utils.data import load_fixture, get_data
gzip1 = load_fixture('test1.gz')
gzip2 = load_fixture('test2.gz')
def test_identification(gzip1):
assert isinstance(gzip1, GzipFile)
def test_no_differences(gzip1):
difference = gzip1.compare(gzip1)
assert difference is None
@pytest.fixture
def differences(gzip1, gzip2):
return gzip1.compare(gzip2).details
def test_metadata(differences):
assert differences[0].source1 == 'metadata'
assert differences[0].source2 == 'metadata'
expected_diff = get_data('gzip_metadata_expected_diff')
assert differences[0].unified_diff == expected_diff
def test_content_source(differences):
assert differences[1].source1 == 'test1'
assert differences[1].source2 == 'test2'
def test_content_source_without_extension(tmpdir, gzip1, gzip2):
path1 = str(tmpdir.join('test1'))
path2 = str(tmpdir.join('test2'))
shutil.copy(gzip1.path, path1)
shutil.copy(gzip2.path, path2)
gzip1 = specialize(FilesystemFile(path1))
gzip2 = specialize(FilesystemFile(path2))
difference = gzip1.compare(gzip2).details
assert difference[1].source1 == 'test1-content'
assert difference[1].source2 == 'test2-content'
def test_content_diff(differences):
expected_diff = get_data('text_ascii_expected_diff')
assert differences[1].unified_diff == expected_diff
def test_compare_non_existing(monkeypatch, gzip1):
monkeypatch.setattr(Config(), 'new_file', True)
difference = gzip1.compare(MissingFile('/nonexisting', gzip1))
assert difference.source2 == '/nonexisting'
assert difference.details[-1].source2 == '/dev/null'
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