648db22b |
1 | #!/bin/sh |
2 | # Exercise zdiff with two compressed inputs. |
3 | # Before gzip-1.4, this would fail. |
4 | |
5 | # Copyright (C) 2009-2016 Free Software Foundation, Inc. |
6 | |
7 | # This program is free software: you can redistribute it and/or modify |
8 | # it under the terms of the GNU General Public License as published by |
9 | # the Free Software Foundation, either version 3 of the License, or |
10 | # (at your option) any later version. |
11 | |
12 | # This program is distributed in the hope that it will be useful, |
13 | # but WITHOUT ANY WARRANTY; without even the implied warranty of |
14 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
15 | # GNU General Public License for more details. |
16 | |
17 | # You should have received a copy of the GNU General Public License |
18 | # along with this program. If not, see <https://www.gnu.org/licenses/>. |
19 | # limit so don't run it by default. |
20 | |
21 | . "${srcdir=.}/init.sh"; path_prepend_ . |
22 | |
23 | echo a > a || framework_failure_ |
24 | echo b > b || framework_failure_ |
25 | gzip a b || framework_failure_ |
26 | |
27 | cat <<EOF > exp |
28 | 1c1 |
29 | < a |
30 | --- |
31 | > b |
32 | EOF |
33 | |
34 | fail=0 |
35 | zdiff a.gz b.gz > out 2>&1 |
36 | test $? = 1 || fail=1 |
37 | |
38 | compare exp out || fail=1 |
39 | |
40 | rm -f out |
41 | # expect success, for equal files |
42 | zdiff a.gz a.gz > out 2> err || fail=1 |
43 | # expect no output |
44 | test -s out && fail=1 |
45 | # expect no stderr |
46 | test -s err && fail=1 |
47 | |
48 | Exit $fail |