1 files changed, 81 insertions, 0 deletions
diff --git a/scripts/t/Dpkg_IPC.t b/scripts/t/Dpkg_IPC.t
new file mode 100644
index 0000000..45e42c1
--- /dev/null
+++ b/scripts/t/Dpkg_IPC.t
@@ -0,0 +1,81 @@
+#!/usr/bin/perl
+#
+# 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, see <https://www.gnu.org/licenses/>.
+
+use strict;
+use warnings;
+
+use Test::More tests => 8;
+
+use File::Temp qw(tempfile);
+
+use_ok('Dpkg::IPC');
+
+$/ = undef;
+
+my ($tmp1_fh, $tmp1_name) = tempfile(UNLINK => 1);
+my ($tmp2_fh, $tmp2_name) = tempfile(UNLINK => 1);
+my $tmp_fh;
+
+my $string1 = "foo\nbar\n";
+my $string2;
+
+open $tmp_fh, '>', $tmp1_name
+    or die "cannot open $tmp1_name: $!";
+print { $tmp_fh } $string1;
+close $tmp_fh;
+
+my $pid = spawn(exec => 'cat',
+		from_string => \$string1,
+		to_string => \$string2);
+
+ok($pid, 'execute cat program, I/O to variables');
+
+is($string2, $string1, '{from,to}_string');
+
+$pid = spawn(exec => 'cat',
+	     from_handle => $tmp1_fh,
+	     to_handle => $tmp2_fh);
+
+ok($pid, 'execute cat program, I/O to filehandles');
+
+wait_child($pid);
+
+open $tmp_fh, '<', $tmp2_name
+    or die "cannot open $tmp2_name: $!";
+$string2 = <$tmp_fh>;
+close $tmp_fh;
+
+is($string2, $string1, '{from,to}_handle');
+
+$pid = spawn(exec => 'cat',
+	     from_file => $tmp1_name,
+	     to_file => $tmp2_name,
+	     wait_child => 1);
+
+ok($pid, 'execute cat program, I/O to filenames and wait');
+
+open $tmp_fh, '<', $tmp2_name
+    or die "cannot open $tmp2_name: $!";
+$string2 = <$tmp_fh>;
+close $tmp_fh;
+
+is($string2, $string1, '{from,to}_file');
+
+eval {
+    $pid = spawn(exec => ['sleep', '10'],
+	         wait_child => 1,
+	         timeout => 1);
+};
+ok($@, 'fails on timeout');