4
# Copyright (C) 2002-2012 Free Software Foundation, Inc.
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.
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.
16
# You should have received a copy of the GNU General Public License
17
# along with this program. If not, see <http://www.gnu.org/licenses/>.
21
my $limits = getlimits ();
23
(my $program_name = $0) =~ s|.*/||;
26
# Turn off localization of executable's output.
27
@ENV{qw(LANGUAGE LANG LC_ALL)} = ('C') x 3;
29
# three empty files and one that says 'foo'
30
my @inputs = (+(map{{IN=> {"empty$_"=> ''}}}1..3), {IN=> {foo=> "foo\n"}});
32
my $big_input = "aaa\n" x 1024;
34
# don't need to check for existence, since we're running in a temp dir
35
my $badtmp = 'does/not/exist';
37
my $bigint = $limits->{UINTMAX_OFLOW};
41
['m1', '-m', @inputs, {OUT=>"foo\n"}],
43
# check validation of --batch-size option
44
['nmerge-0', "-m --batch-size=0", @inputs,
45
{ERR=>"$prog: invalid --batch-size argument '0'\n".
46
"$prog: minimum --batch-size argument is '2'\n"}, {EXIT=>2}],
48
['nmerge-1', "-m --batch-size=1", @inputs,
49
{ERR=>"$prog: invalid --batch-size argument '1'\n".
50
"$prog: minimum --batch-size argument is '2'\n"}, {EXIT=>2}],
52
['nmerge-neg', "-m --batch-size=-1", @inputs,
53
{ERR=>"$prog: invalid --batch-size argument '-1'\n"}, {EXIT=>2}],
55
['nmerge-nan', "-m --batch-size=a", @inputs,
56
{ERR=>"$prog: invalid --batch-size argument 'a'\n"}, {EXIT=>2}],
58
['nmerge-big', "-m --batch-size=$bigint", @inputs,
59
{ERR_SUBST=>'s/(current rlimit is) \d+/$1/'},
60
{ERR=>"$prog: --batch-size argument '$bigint' too large\n".
61
"$prog: maximum --batch-size argument with current rlimit is\n"},
64
# This should work since nmerge >= the number of input files
65
['nmerge-yes', "-m --batch-size=4 -T$badtmp", @inputs, {OUT=>"foo\n"}],
67
# this should fail since nmerge < # of input files, so
68
# temp files are needed
69
['nmerge-no', "-m --batch-size=2 -T$badtmp", @inputs,
70
{ERR_SUBST=>"s|': .*|':|"},
71
{ERR=>"$prog: cannot create temporary file in '$badtmp':\n"},
74
# This used to fail because setting batch-size without also setting
75
# buffer size would cause the buffer size to be set to the minimum.
76
['batch-size', "--batch-size=16 -T$badtmp", {IN=> {big=> $big_input}},
80
my $save_temps = $ENV{DEBUG};
81
my $verbose = $ENV{VERBOSE};
83
my $fail = run_tests ($program_name, $prog, \@Tests, $save_temps, $verbose);
added
removed
tests/misc/sort-merge.pl
