1#!/usr/bin/perl
2# Test "mktemp".
3
4# Copyright (C) 2007-2023 Free Software Foundation, Inc.
5
6# This program is free software: you can redistribute it and/or modify
7# it under the terms of the GNU General Public License as published by
8# the Free Software Foundation, either version 3 of the License, or
9# (at your option) any later version.
10
11# This program is distributed in the hope that it will be useful,
12# but WITHOUT ANY WARRANTY; without even the implied warranty of
13# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14# GNU General Public License for more details.
15
16# You should have received a copy of the GNU General Public License
17# along with this program.  If not, see <https://www.gnu.org/licenses/>.
18
19use strict;
20
21(my $ME = $0) =~ s|.*/||;
22
23sub check_tmp($$)
24{
25  my ($file, $file_or_dir) = @_;
26
27  my (undef, undef, $mode, undef) = stat $file
28   or die "$ME: failed to stat $file: $!\n";
29  my $required_mode;
30  if ($file_or_dir eq 'D') {
31    -d $file or die "$ME: $file isn't a directory\n";
32    -x $file or die "$ME: $file isn't owner-searchable\n";
33    $required_mode = 0700;
34  } elsif ($file_or_dir eq 'F') {
35    -f $file or die "$ME: $file isn't a regular file\n";
36    $required_mode = 0600;
37  }
38  -r $file or die "$ME: $file isn't owner-readable\n";
39  -w $file or die "$ME: $file isn't owner-writable\n";
40  ($mode & 0777) == $required_mode
41    or die "$ME: $file doesn't have required permissions\n";
42
43  $file_or_dir eq 'D'
44    and do { rmdir $file or die "$ME: failed to rmdir $file: $!\n" };
45  $file_or_dir eq 'F'
46    and do { unlink $file or die "$ME: failed to unlink $file: $!\n" };
47}
48
49# Turn off localization of executable's output.
50@ENV{qw(LANGUAGE LANG LC_ALL)} = ('C') x 3;
51my $prog = 'mktemp';
52my $bad_dir = 'no/such/dir';
53
54my @Tests =
55    (
56     # test-name, [option, option, ...] {OUT=>"expected-output"}
57     #
58     ['too-many', '-q a b',
59      {ERR=>"$prog: too many templates\n"
60       . "Try '$prog --help' for more information.\n"}, {EXIT => 1} ],
61
62     ['too-few-x', '-q foo.XX', {EXIT => 1},
63      {ERR=>"$prog: too few X's in template 'foo.XX'\n"}],
64
65     ['1f', 'bar.XXXX', {OUT => "bar.ZZZZ\n"},
66      {OUT_SUBST => 's,\.....$,.ZZZZ,'},
67      {POST => sub { my ($f) = @_; defined $f or return; chomp $f;
68       check_tmp $f, 'F'; }}
69     ],
70
71     ['2f', '-- -XXXX', {OUT => "-ZZZZ\n"},
72      {OUT_SUBST => 's,-....$,-ZZZZ,'},
73      {POST => sub { my ($f) = @_; defined $f or return; chomp $f;
74       check_tmp $f, 'F'; }}
75     ],
76
77     # Create a temporary directory.
78     ['1d', '-d f.XXXX', {OUT => "f.ZZZZ\n"},
79      {OUT_SUBST => 's,\.....$,.ZZZZ,'},
80      {POST => sub { my ($f) = @_; defined $f or return; chomp $f;
81       check_tmp $f, 'D'; }}
82     ],
83
84     # Use a template consisting solely of X's
85     ['1d-allX', '-d XXXX', {OUT => "ZZZZ\n"},
86      {PRE => sub {mkdir 'XXXX',0755 or die "XXXX: $!\n"}},
87      {OUT_SUBST => 's,^....$,ZZZZ,'},
88      {POST => sub { my ($f) = @_; defined $f or return; chomp $f;
89       check_tmp $f, 'D'; rmdir 'XXXX' or die "rmdir XXXX: $!\n"; }}
90     ],
91
92     # Test -u
93     ['uf', '-u f.XXXX', {OUT => "f.ZZZZ\n"},
94      {OUT_SUBST => 's,\.....$,.ZZZZ,'},
95      {POST => sub { my ($f) = @_; defined $f or return; chomp $f;
96       -e $f and die "dry-run created file"; }}],
97     ['ud', '-d --dry-run d.XXXX', {OUT => "d.ZZZZ\n"},
98      {OUT_SUBST => 's,\.....$,.ZZZZ,'},
99      {POST => sub { my ($f) = @_; defined $f or return; chomp $f;
100       -e $f and die "dry-run created directory"; }}],
101
102     # Test bad templates
103     ['invalid-tl', '-t a/bXXXX',
104      {ERR=>"$prog: invalid template, 'a/bXXXX', "
105       . "contains directory separator\n"}, {EXIT => 1} ],
106
107     ['invalid-t2', '--tmpdir=a /bXXXX',
108      {ERR=>"$prog: invalid template, '/bXXXX'; "
109       . "with --tmpdir, it may not be absolute\n"}, {EXIT => 1} ],
110
111     # Suffix after X.
112     ['suffix1f', 'aXXXXb', {OUT=>"aZZZZb\n"},
113      {OUT_SUBST=>'s,a....b,aZZZZb,'},
114      {POST => sub { my ($f) = @_; defined $f or return; chomp $f;
115       check_tmp $f, 'F'; }}],
116     ['suffix1d', '-d aXXXXb', {OUT=>"aZZZZb\n"},
117      {OUT_SUBST=>'s,a....b,aZZZZb,'},
118      {POST => sub { my ($f) = @_; defined $f or return; chomp $f;
119       check_tmp $f, 'D'; }}],
120     ['suffix1u', '-u aXXXXb', {OUT=>"aZZZZb\n"},
121      {OUT_SUBST=>'s,a....b,aZZZZb,'},
122      {POST => sub { my ($f) = @_; defined $f or return; chomp $f;
123       -e $f and die "dry-run created file"; }}],
124
125     ['suffix2f', 'aXXXXaaXXXXa', {OUT=>"aXXXXaaZZZZa\n"},
126      {OUT_SUBST=>'s,a....a$,aZZZZa,'},
127      {POST => sub { my ($f) = @_; defined $f or return; chomp $f;
128       check_tmp $f, 'F'; }}],
129     ['suffix2d', '-d --suffix= aXXXXaaXXXX', {OUT=>"aXXXXaaZZZZ\n"},
130      {OUT_SUBST=>'s,a....$,aZZZZ,'},
131      {POST => sub { my ($f) = @_; defined $f or return; chomp $f;
132       check_tmp $f, 'D'; }}],
133
134     ['suffix3f', '--suffix=b aXXXX', {OUT=>"aZZZZb\n"},
135      {OUT_SUBST=>'s,a....b,aZZZZb,'},
136      {POST => sub { my ($f) = @_; defined $f or return; chomp $f;
137       check_tmp $f, 'F'; }}],
138
139     ['suffix4f', '--suffix=X aXXXX', {OUT=>"aZZZZX\n"},
140      {OUT_SUBST=>'s,^a....,aZZZZ,'},
141      {POST => sub { my ($f) = @_; defined $f or return; chomp $f;
142       check_tmp $f, 'F'; }}],
143
144     ['suffix5f', '--suffix /b aXXXX', {EXIT=>1},
145      {ERR=>"$prog: invalid suffix '/b', contains directory separator\n"}],
146
147     ['suffix6f', 'aXXXX/b', {EXIT=>1},
148      {ERR=>"$prog: invalid suffix '/b', contains directory separator\n"}],
149
150     ['suffix7f', '--suffix= aXXXXb', {EXIT=>1},
151      {ERR=>"$prog: with --suffix, template 'aXXXXb' must end in X\n"}],
152     ['suffix7d', '-d --suffix=aXXXXb ""', {EXIT=>1},
153      {ERR=>"$prog: with --suffix, template '' must end in X\n"}],
154
155     ['suffix8f', 'aXXXX --suffix=b', {OUT=>"aZZZZb\n"},
156      {OUT_SUBST=>'s,^a....,aZZZZ,'},
157      {POST => sub { my ($f) = @_; defined $f or return; chomp $f;
158       check_tmp $f, 'F'; }}],
159
160     ['suffix9f', 'aXXXX --suffix=b', {EXIT=>1},
161      {ENV=>"POSIXLY_CORRECT=1"},
162      {ERR=>"$prog: too many templates\n"
163       . "Try '$prog --help' for more information.\n"}],
164
165     ['suffix10f', 'aXXb', {EXIT => 1},
166      {ERR=>"$prog: too few X's in template 'aXXb'\n"}],
167     ['suffix10d', '-d --suffix=X aXX', {EXIT => 1},
168      {ERR=>"$prog: too few X's in template 'aXXX'\n"}],
169
170     ['suffix11f', '--suffix=.txt', {OUT=>"./tmp.ZZZZZZZZZZ.txt\n"},
171      {ENV=>"TMPDIR=."},
172      {OUT_SUBST=>'s,\..{10}\.,.ZZZZZZZZZZ.,'},
173      {POST => sub { my ($f) = @_; defined $f or return; chomp $f;
174       check_tmp $f, 'F'; }}],
175
176
177     # Test template with subdirectory
178     ['tmp-w-slash', '--tmpdir=. a/bXXXX',
179      {PRE => sub {mkdir 'a',0755 or die "a: $!\n"}},
180      {OUT_SUBST => 's,b....$,bZZZZ,'},
181      {OUT => "./a/bZZZZ\n"},
182      {POST => sub { my ($f) = @_; defined $f or return; chomp $f;
183       check_tmp $f, 'F'; unlink $f; rmdir 'a' or die "rmdir a: $!\n" }}
184     ],
185
186     ['priority-t-tmpdir', "-t -p $bad_dir foo.XXX",
187      {ENV=>"TMPDIR=."},
188      {OUT_SUBST => 's,....$,.ZZZ,'},
189      {OUT => "./foo.ZZZ\n"},
190     ],
191
192     ['pipe-bad-tmpdir',
193      {ENV => "TMPDIR=$bad_dir"},
194      {ERR_SUBST => "s,($bad_dir/)[^']+': .*,\$1...,"},
195      {ERR => "$prog: failed to create file via template '$bad_dir/...\n"},
196      {EXIT => 1}],
197     ['pipe-bad-tmpdir-u', '-u', {OUT => "$bad_dir/tmp.ZZZZZZZZZZ\n"},
198      {ENV => "TMPDIR=$bad_dir"},
199      {OUT_SUBST => 's,\..{10}$,.ZZZZZZZZZZ,'}],
200    );
201
202my $save_temps = $ENV{DEBUG};
203my $verbose = $ENV{VERBOSE};
204
205my $fail = run_tests ($ME, $prog, \@Tests, $save_temps, $verbose);
206exit $fail;
207