1#!/usr/bin/perl 2# Newline tests for "md5sum". 3 4# Copyright (C) 1999-2023 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 = $0) =~ s|.*/||; 22 23# Turn off localization of executable's output. 24@ENV{qw(LANGUAGE LANG LC_ALL)} = ('C') x 3; 25 26# See if we can create a file name that contains a newline. 27# Use system, since Perl doesn't let you do this with "open". 28system ('touch', "a\nb") == 0 29 or CuSkip::skip "$ME: failed to create newline-containing file name\n"; 30 31my $degenerate = "d41d8cd98f00b204e9800998ecf8427e"; 32my $t = '--text'; 33my $z = '--zero'; 34 35my @Tests = 36 ( 37 ['newline', $t, {IN=> {"a\nb"=> ''}}, {OUT=>"\\$degenerate a\\nb\n"}], 38 ['zero', "$t $z", {IN=> {"a\nb"=> ''}}, {OUT=>"$degenerate a\nb\0"}], 39 ); 40 41my $save_temps = $ENV{DEBUG}; 42my $verbose = $ENV{VERBOSE}; 43 44my $prog = 'md5sum'; 45my $fail = run_tests ($ME, $prog, \@Tests, $save_temps, $verbose); 46exit $fail; 47