Bug 24903: Add tests for _handle_seqno

Trivial tests.

Test plan:
Run t/Serials/ModSerialStatus.t

Signed-off-by: Marcel de Rooy <m.de.rooy@rijksmuseum.nl>
Signed-off-by: Laurence Rault <laurence.rault@biblibre.com>
Signed-off-by: Katrin Fischer <katrin.fischer.83@web.de>
Signed-off-by: Martin Renvoize <martin.renvoize@ptfs-europe.com>

diff --git a/t/Serials/ModSerialStatus.t b/t/Serials/ModSerialStatus.t
new file mode 100755 (executable)
index 0000000..afd7eff
--- /dev/null
+++ b/t/Serials/ModSerialStatus.t
@@ -0,0 +1,38 @@
+#!/usr/bin/perl
+
+# Copyright 2020 Rijksmuseum
+#
+# This file is part of Koha.
+#
+# Koha 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.
+#
+# Koha 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 Koha; if not, see <http://www.gnu.org/licenses>.
+
+# Testing private routine C4::Serials::_handle_seqno of ModSerialStatus
+
+use Modern::Perl;
+use Data::Dumper qw/Dumper/;
+
+use Test::More tests => 8;
+
+use C4::Serials qw//;
+
+# Testing C4::Serials::_handle_seqno
+my $list = '2017 (No. 8); 2017 (No. 9); 2017 (No. 10)';
+is( C4::Serials::_handle_seqno( '2017 (No. 8)', $list ), $list, 'Not added 8' );
+is( C4::Serials::_handle_seqno( '2017 (No. 9)', $list ), $list, 'Not added 9' );
+is( C4::Serials::_handle_seqno( '2017 (No. 10)', $list ), $list, 'Not added 10' );
+is( C4::Serials::_handle_seqno( '2017 (No. 11)', $list ), $list.'; 2017 (No. 11)', 'Added 11' );
+is( C4::Serials::_handle_seqno( '2017 (No. 7)', $list, 'REMOVE'), $list, 'Not removed 7' );
+is( C4::Serials::_handle_seqno( '2017 (No. 10)', $list, 'REMOVE') !~ /\(10\)/, 1, 'Removed 10' );
+is( C4::Serials::_handle_seqno( '2017 (No. 8)', $list, 'CHECK'), 1, 'Found 8' );
+is( C4::Serials::_handle_seqno( '2017 (No. 11)', $list, 'CHECK'), q{}, 'Not found 11' );