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#
# diffoscope: in-depth comparison of files, archives, and directories
#
# Copyright © 2015 Jérémy Bobbio <lunar@debian.org>
# Copyright © 2016-2017, 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 shutil
import pytest
from diffoscope.comparators.xz import XzFile
from diffoscope.comparators.binary import FilesystemFile
from diffoscope.comparators.utils.specialize import specialize
from ..utils.data import load_fixture, get_data
from ..utils.tools import skip_unless_tools_exist
from ..utils.nonexisting import assert_non_existing
xz1 = load_fixture("test1.xz")
xz2 = load_fixture("test2.xz")
def test_identification(xz1):
assert isinstance(xz1, XzFile)
def test_no_differences(xz1):
difference = xz1.compare(xz1)
assert difference is None
@pytest.fixture
def differences(xz1, xz2):
return xz1.compare(xz2).details
@skip_unless_tools_exist("xz")
def test_content_source(differences):
assert differences[0].source1 == "test1"
assert differences[0].source2 == "test2"
@skip_unless_tools_exist("xz")
def test_content_source_without_extension(tmpdir, xz1, xz2):
path1 = str(tmpdir.join("test1"))
path2 = str(tmpdir.join("test2"))
shutil.copy(xz1.path, path1)
shutil.copy(xz2.path, path2)
xz1 = specialize(FilesystemFile(path1))
xz2 = specialize(FilesystemFile(path2))
difference = xz1.compare(xz2).details
assert difference[0].source1 == "test1-content"
assert difference[0].source2 == "test2-content"
@skip_unless_tools_exist("xz")
def test_content_diff(differences):
expected_diff = get_data("text_ascii_expected_diff")
assert differences[0].unified_diff == expected_diff
@skip_unless_tools_exist("xz")
def test_compare_non_existing(monkeypatch, xz1):
assert_non_existing(monkeypatch, xz1)
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