1 files changed, 46 insertions, 0 deletions
diff --git a/tests/misc/md5sum-newline.pl b/tests/misc/md5sum-newline.pl
new file mode 100755
index 0000000..adbedbe
--- /dev/null
+++ b/tests/misc/md5sum-newline.pl
@@ -0,0 +1,46 @@
+#!/usr/bin/perl
+# Newline tests for "md5sum".
+
+# Copyright (C) 1999-2020 Free Software Foundation, Inc.
+
+# This program 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.
+
+# This program 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 this program.  If not, see <https://www.gnu.org/licenses/>.
+
+use strict;
+
+(my $ME = $0) =~ s|.*/||;
+
+# Turn off localization of executable's output.
+@ENV{qw(LANGUAGE LANG LC_ALL)} = ('C') x 3;
+
+# See if we can create a file name that contains a newline.
+# Use system, since Perl doesn't let you do this with "open".
+system ('touch', "a\nb") == 0
+  or CuSkip::skip "$ME: failed to create newline-containing file name\n";
+
+my $degenerate = "d41d8cd98f00b204e9800998ecf8427e";
+my $t = '--text';
+my $z = '--zero';
+
+my @Tests =
+    (
+     ['newline', $t, {IN=> {"a\nb"=> ''}}, {OUT=>"\\$degenerate  a\\nb\n"}],
+     ['zero', $z, {IN=> {"a\nb"=> ''}}, {OUT=>"$degenerate  a\nb\0"}],
+    );
+
+my $save_temps = $ENV{DEBUG};
+my $verbose = $ENV{VERBOSE};
+
+my $prog = 'md5sum';
+my $fail = run_tests ($ME, $prog, \@Tests, $save_temps, $verbose);
+exit $fail;