File: test_readers.py

package info (click to toggle)
diffoscope 113
  • links: PTS, VCS
  • area: main
  • in suites: buster
  • size: 6,544 kB
  • sloc: python: 12,721; makefile: 104; sh: 58; xml: 26
file content (50 lines) | stat: -rw-r--r-- 1,603 bytes parent folder | download
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
# -*- coding: utf-8 -*-
#
# diffoscope: in-depth comparison of files, archives, and directories
#
# Copyright © 2017 Ximin Luo <infinity0@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.main import main
from diffoscope.comparators.utils.compare import compare_root_paths
from diffoscope.readers import load_diff_from_path

from .utils.data import cwd_data, get_data


def run_read_write(capsys, diff, *args):
    with pytest.raises(SystemExit) as exc, cwd_data():
        main(args + (diff,))

    out, err = capsys.readouterr()

    assert err == ''
    assert exc.value.code == 1
    assert out == get_data(diff)  # presented-output is same as parsed-input
    return out


def run_diff_read(diffpath):
    with cwd_data():
        diff = compare_root_paths('test1.tar', 'test2.tar')
        read = load_diff_from_path(diffpath)
    assert diff.equals(read)


def test_json(capsys):
    run_read_write(capsys, 'output.json', '--json', '-')
    run_diff_read('output.json')