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#
# diffoscope: in-depth comparison of files, archives, and directories
#
# Copyright © 2015 Jérémy Bobbio <lunar@debian.org>
# Copyright © 2015-2020, 2022 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.comparators.zip import ZipFile, MozillaZipFile, JmodJavaModule
from ..utils.data import load_fixture, assert_diff
from ..utils.tools import skip_unless_tools_exist
from ..utils.nonexisting import assert_non_existing
zip1 = load_fixture("test1.zip")
zip2 = load_fixture("test2.zip")
zip3 = load_fixture("test3.zip")
encrypted_zip1 = load_fixture("encrypted1.zip")
encrypted_zip2 = load_fixture("encrypted2.zip")
mozzip1 = load_fixture("test1.mozzip")
mozzip2 = load_fixture("test2.mozzip")
jmod1 = load_fixture("test1.jmod")
jmod2 = load_fixture("test2.jmod")
test_comment1 = load_fixture("test_comment1.zip")
test_comment2 = load_fixture("test_comment2.zip")
def test_identification(zip1):
assert isinstance(zip1, ZipFile)
def test_no_differences(zip1):
difference = zip1.compare(zip1)
assert difference is None
@pytest.fixture
def differences(zip1, zip2):
return zip1.compare(zip2).details
@pytest.fixture
def differences2(zip1, zip3):
return zip1.compare(zip3).details
@skip_unless_tools_exist("zipinfo")
def test_metadata(differences):
assert_diff(differences[0], "zip_zipinfo_expected_diff")
@skip_unless_tools_exist("zipinfo")
def test_compressed_files(differences):
assert differences[1].source1 == "dir/text"
assert differences[1].source2 == "dir/text"
assert_diff(differences[1], "text_ascii_expected_diff")
@skip_unless_tools_exist("zipinfo", "bsdtar")
def test_extra_fields(differences2):
assert_diff(differences2[0], "zip_bsdtar_expected_diff")
@skip_unless_tools_exist("zipinfo")
def test_compare_non_existing(monkeypatch, zip1):
assert_non_existing(monkeypatch, zip1)
def test_mozzip_identification(mozzip1):
assert isinstance(mozzip1, MozillaZipFile)
def test_mozzip_no_differences(mozzip1):
difference = mozzip1.compare(mozzip1)
assert difference is None
@pytest.fixture
def mozzip_differences(mozzip1, mozzip2):
return mozzip1.compare(mozzip2).details
@skip_unless_tools_exist("zipinfo")
def test_mozzip_metadata(mozzip_differences, mozzip1, mozzip2):
assert_diff(mozzip_differences[0], "mozzip_zipinfo_expected_diff")
@skip_unless_tools_exist("zipinfo")
def test_mozzip_compressed_files(mozzip_differences):
assert mozzip_differences[-1].source1 == "dir/text"
assert mozzip_differences[-1].source2 == "dir/text"
assert_diff(mozzip_differences[-1], "text_ascii_expected_diff")
@skip_unless_tools_exist("zipinfo")
def test_mozzip_compare_non_existing(monkeypatch, mozzip1):
assert_non_existing(monkeypatch, mozzip1)
def test_jmod_identification(jmod1):
assert isinstance(jmod1, JmodJavaModule)
def test_jmod_no_differences(jmod1):
difference = jmod1.compare(jmod1)
assert difference is None
@pytest.fixture
def jmod_differences(jmod1, jmod2):
return jmod1.compare(jmod2).details
@skip_unless_tools_exist("zipinfo")
def test_jmod_metadata(jmod_differences, jmod1, jmod2):
assert_diff(jmod_differences[0], "jmod_zipinfo_expected_diff")
def test_encrypted(encrypted_zip1, encrypted_zip2):
difference = encrypted_zip1.compare(encrypted_zip2)
assert difference is not None
@pytest.fixture
def comment_differences(test_comment1, test_comment2):
return test_comment1.compare(test_comment2).details
@skip_unless_tools_exist("zipnote")
def test_commented(comment_differences):
assert_diff(comment_differences[1], "comment_zipinfo_expected_diff")
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