1 files changed, 107 insertions, 0 deletions
diff --git a/tests/du/files0-from b/tests/du/files0-from
new file mode 100755
index 0000000..fdcb595
--- /dev/null
+++ b/tests/du/files0-from
@@ -0,0 +1,107 @@
+#!/bin/sh
+# -*- perl -*-
+# Exercise du's --files0-from option.
+
+# Copyright (C) 2004, 2005 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 2 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, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+# 02110-1301, USA.
+
+: ${PERL=perl}
+: ${srcdir=.}
+
+. $srcdir/../envvar-check
+
+$PERL -e 1 > /dev/null 2>&1 || {
+  echo 1>&2 "$0: configure didn't find a usable version of Perl," \
+    "so can't run this test"
+  exit 77
+}
+
+exec $PERL -w -I$srcdir/.. -MCoreutils -- - <<\EOF
+#/
+require 5.003;
+use strict;
+
+(my $program_name = $0) =~ s|.*/||;
+
+$ENV{PROG} = 'du';
+
+# Turn off localization of executable's ouput.
+@ENV{qw(LANGUAGE LANG LC_ALL)} = ('C') x 3;
+
+my @Tests =
+  (
+   # invalid extra command line argument
+   ['f-extra-arg', '--files0-from=- no-such', {IN=>"a"}, {EXIT=>1},
+    {ERR => "du: extra operand `no-such'\n"
+	. "File operands cannot be combined with --files0-from.\n"
+	. "Try `du --help' for more information.\n"}
+    ],
+
+   # missing input file
+   ['missing', '--files0-from=missing', {EXIT=>1},
+    {ERR => "du: cannot open `missing' for reading: "
+     . "No such file or directory\n"}],
+
+   # empty input
+   ['empty', '--files0-from=-'],
+
+   # empty input, from non-regular file
+   ['empty-nonreg', '--files0-from=/dev/null'],
+
+   # one NUL
+   ['nul-1', '--files0-from=-', '<', {IN=>"\0"}, {EXIT=>1},
+    {ERR => "du: -:1: invalid zero-length file name\n"}],
+
+   # two NULs
+   ['nul-2', '--files0-from=-', '<', {IN=>"\0\0"}, {EXIT=>1},
+    {ERR => "du: -:1: invalid zero-length file name\n"
+          . "du: -:2: invalid zero-length file name\n"}],
+
+   # one file name, no NUL
+   ['1', '--files0-from=-', '<',
+    {IN=>{f=>"g"}}, {AUX=>{g=>''}},
+    {OUT=>"0\tg\n"}, {OUT_SUBST=>'s/^\d+/0/'} ],
+
+   # one file name, with NUL
+   ['1a', '--files0-from=-', '<',
+    {IN=>{f=>"g\0"}}, {AUX=>{g=>''}},
+    {OUT=>"0\tg\n"}, {OUT_SUBST=>'s/^\d+/0/'} ],
+
+   # two file names, no final NUL
+   ['2', '--files0-from=-', '<',
+    {IN=>{f=>"g\0g"}}, {AUX=>{g=>''}},
+    {OUT=>"0\tg\n0\tg\n"}, {OUT_SUBST=>'s/^\d+/0/'} ],
+
+   # two file names, with final NUL
+   ['2a', '--files0-from=-', '<',
+    {IN=>{f=>"g\0g\0"}}, {AUX=>{g=>''}},
+    {OUT=>"0\tg\n0\tg\n"}, {OUT_SUBST=>'s/^\d+/0/'} ],
+
+   # Ensure that du processes FILEs following a zero-length name.
+   ['zero-len', '--files0-from=-', '<',
+    {IN=>{f=>"\0g\0"}}, {AUX=>{g=>''}},
+    {OUT=>"0\tg\n"}, {OUT_SUBST=>'s/^\d+/0/'},
+    {ERR => "du: -:1: invalid zero-length file name\n"}, {EXIT=>1} ],
+  );
+
+my $save_temps = $ENV{DEBUG};
+my $verbose = $ENV{VERBOSE};
+
+my $prog = $ENV{PROG} || die "$0: \$PROG not specified in environment\n";
+my $fail = run_tests ($program_name, $prog, \@Tests, $save_temps, $verbose);
+exit $fail;
+EOF