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#
# diffoscope: in-depth comparison of files, archives, and directories
#
# Copyright © 2017, 2020-2021 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 os
import pytest
def test_all_tools_are_listed():
# Note the ordering of this test (see: f1d744da16)
from diffoscope.comparators import ComparatorManager
from diffoscope.external_tools import EXTERNAL_TOOLS
from diffoscope.tools import tool_required
ComparatorManager().reload()
tools = set(tool_required.all)
for x in tools:
if x not in EXTERNAL_TOOLS:
pytest.fail(f"{x} is not present in EXTERNAL_TOOLS")
def test_get_tools():
# Note the ordering of this test (see: f1d744da16)
from diffoscope.comparators import ComparatorManager
from diffoscope.tools import get_tools
ComparatorManager().reload()
tools = get_tools()
missing_tools = get_tools(only_missing=True)
k = "External-Tools-Required"
for x in missing_tools[k]:
if x not in tools[k]:
pytest.fail(
f"{x} must be present for {k} in tools and only_missing"
)
def test_sbin_added_to_path():
from diffoscope.tools import tool_required
_, _, filenames = list(os.walk("/sbin"))[0]
@tool_required(filenames[0])
def fn():
pass
fn()
def test_required_tool_not_found():
from diffoscope.exc import RequiredToolNotFound
from diffoscope.tools import tool_required
@tool_required("does-not-exist")
def fn():
pass
with pytest.raises(RequiredToolNotFound):
fn()
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