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#
# diffoscope: in-depth comparison of files, archives, and directories
#
# Copyright © 2015 Jérémy Bobbio <lunar@debian.org>
# Copyright © 2016-2017, 2020-2023 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.zip import ZipFile
from diffoscope.comparators.missing_file import MissingFile
from ..utils.data import load_fixture, get_data
from ..utils.tools import skip_unless_tools_exist
epub1 = load_fixture("test1.epub")
epub2 = load_fixture("test2.epub")
def test_identification(epub1):
assert isinstance(epub1, ZipFile)
def test_no_differences(epub1):
difference = epub1.compare(epub1)
assert difference is None
@pytest.fixture
def differences(epub1, epub2):
return epub1.compare(epub2).details
@skip_unless_tools_exist("zipinfo")
def test_differences(differences):
assert differences[0].source1 == "zipinfo {}"
assert differences[0].source2 == "zipinfo {}"
assert differences[1].source1 == "content.opf"
assert differences[1].source2 == "content.opf"
assert differences[2].source1 == "toc.ncx"
assert differences[2].source2 == "toc.ncx"
assert differences[3].source1 == "ch001.xhtml"
assert differences[3].source2 == "ch001.xhtml"
# Flatten everything recursively, as XMLFile will contain reformatted data
# under Difference.details.
def fn(difference):
if difference.unified_diff:
yield difference.unified_diff
for x in difference.details:
yield from fn(x)
val = "\n".join("\n".join(fn(x)) for x in differences)
assert val == get_data("epub_expected_diffs")
@skip_unless_tools_exist("zipinfo")
def test_compare_non_existing(monkeypatch, epub1):
monkeypatch.setattr(Config(), "new_file", True)
difference = epub1.compare(MissingFile("/nonexisting", epub1))
assert difference.source2 == "/nonexisting"
assert difference.details[-1].source2 == "/dev/null"
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