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#
# diffoscope: in-depth comparison of files, archives, and directories
#
# Copyright © 2016 Reiner Herrmann <reiner@reiner-h.de>
# Copyright © 2016-2017, 2019-2020 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
import subprocess
from diffoscope.comparators.ps import PsFile
from ..utils.data import load_fixture, get_data
from ..utils.tools import skip_unless_tools_exist, skip_unless_tool_is_at_least
from ..utils.nonexisting import assert_non_existing
ps1 = load_fixture("test1.ps")
ps2 = load_fixture("test2.ps")
def ps2ascii_version():
return subprocess.check_output(("ps2ascii", "--version")).decode("utf-8")
def test_identification(ps1):
assert isinstance(ps1, PsFile)
@skip_unless_tool_is_at_least("ps2ascii", ps2ascii_version, "9.21")
def test_no_differences(ps1):
difference = ps1.compare(ps1)
assert difference is None
@pytest.fixture
def differences(ps1, ps2):
return ps1.compare(ps2)
@skip_unless_tool_is_at_least("ps2ascii", ps2ascii_version, "9.21")
def test_internal_diff(differences):
expected_diff = get_data("ps_internal_expected_diff")
assert differences.unified_diff == expected_diff
@skip_unless_tool_is_at_least("ps2ascii", ps2ascii_version, "9.26")
def test_text_diff(differences):
computed_diff = differences.details[0].unified_diff.replace("\r\n", "\n")
expected_diff = get_data("ps_text_expected_diff")
assert computed_diff == expected_diff
@skip_unless_tools_exist("ps2ascii")
@skip_unless_tool_is_at_least("ps2ascii", ps2ascii_version, "9.21")
def test_compare_non_existing(monkeypatch, ps1):
assert_non_existing(monkeypatch, ps1, has_null_source=False)
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