use strict;
use warnings;
-use Test::More tests => 1;
+use Test::More tests => 7;
BEGIN {
use_ok('C4::ClassSortRoutine::Dewey');
}
+my $cn_sort = C4::ClassSortRoutine::Dewey::get_class_sort_key(undef, undef );
+is($cn_sort,"","testing whitespace");
+
+$cn_sort = C4::ClassSortRoutine::Dewey::get_class_sort_key("....",".....");
+is($cn_sort,"","testing fullstops");
+
+$cn_sort = C4::ClassSortRoutine::Dewey::get_class_sort_key("123","456");
+is($cn_sort,"123_456000000000000","testing numbers");
+
+$cn_sort = C4::ClassSortRoutine::Dewey::get_class_sort_key("abc123","456");
+is($cn_sort,"ABC_123_456000000000000","testing alphanumeric");
+
+$cn_sort = C4::ClassSortRoutine::Dewey::get_class_sort_key("ab c123","45 6");
+is($cn_sort,"AB_C123_45_600000000000000","testing middle whitespace");
+
+$cn_sort = C4::ClassSortRoutine::Dewey::get_class_sort_key("YR DVD 800.1","");
+my $cn_sort2 = C4::ClassSortRoutine::Dewey::get_class_sort_key("YR DVD 900","");
+ok( $cn_sort lt $cn_sort2, "testing prefix plus decimal" );