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#
# diffoscope: in-depth comparison of files, archives, and directories
#
# Copyright © 2018, 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 subprocess
import pytest
from diffoscope.comparators.berkeley_db import BerkeleyDBFile
from ..utils.data import load_fixture, assert_diff
from ..utils.tools import (
skip_unless_tools_exist,
skip_unless_tool_is_at_least,
skip_unless_tool_is_at_most,
)
from ..utils.nonexisting import assert_non_existing
db1 = load_fixture("test1.db")
db2 = load_fixture("test2.db")
def db_version():
try:
out = subprocess.check_output(["db_dump", "-V"])
except subprocess.CalledProcessError as e:
out = e.output
return out.decode("UTF-8").split()[2].replace(":", "")
def test_identification(db1):
assert isinstance(db1, BerkeleyDBFile)
@pytest.fixture
def differences(db1, db2):
return db1.compare(db2).details
def test_no_differences(db1):
difference = db1.compare(db1)
assert difference is None
@skip_unless_tools_exist("db_dump")
@skip_unless_tool_is_at_most("db_dump", db_version, "6.0")
def test_diff(differences):
assert_diff(differences[0], "berkeley_db_expected_diff")
@skip_unless_tools_exist("db_dump")
@skip_unless_tool_is_at_least("db_dump", db_version, "6.0")
def test_diff6(differences):
assert_diff(differences[0], "berkeley6_db_expected_diff")
@skip_unless_tools_exist("db_dump")
def test_compare_non_existing(monkeypatch, db1):
assert_non_existing(monkeypatch, db1, has_null_source=False)
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