+use Test::More tests => 34;
+
+use t::lib::TestBuilder;
+
+use List::MoreUtils qw(any);
+
+use Koha::Database;
+use Koha::Tags;
+use Koha::Tags::Approvals;
+use Koha::Tags::Indexes;
+
+use C4::Tags qw( add_tag_approval add_tag add_tag_index get_tag_rows get_tag stratify_tags );
+
+# So any output is readable :-D
+binmode STDOUT, ':encoding(utf8)';
+
+my $schema = Koha::Database->schema;
+my $builder = t::lib::TestBuilder->new;
+
+subtest 'add_tag_approval() tests' => sub {
+
+ plan tests => 7;
+
+ $schema->storage->txn_begin;
+
+ # Make sure there's no pollution on the DB
+ Koha::Tags::Approvals->search->delete;
+
+ my $terms = {
+ # term => count
+ '🐋a' => 3, # added an ASCII char to make it differ from just emojis
+ '🌮' => 2,
+ '👍' => 1,
+ };
+
+ for my $term ( keys %{ $terms } ) {
+ for (my $i=1; $i <= $terms->{$term}; $i++) {
+ C4::Tags::add_tag_approval( $term );
+ }
+ }
+
+ my $approvals = Koha::Tags::Approvals->search;
+ is( $approvals->count, scalar keys %{ $terms }, 'All terms got their approval row' );
+
+ while ( my $approval = $approvals->next ) {
+ ok( exists $terms->{$approval->term}, 'The returned term is in our list' );
+ is( $approval->weight_total, $terms->{$approval->term} );
+ }
+
+ $schema->storage->txn_rollback;
+};
+
+subtest 'add_tag_index() tests' => sub {
+
+ plan tests => 7;
+
+ $schema->storage->txn_begin;
+
+ # Make sure there's no pollution on the DB
+ Koha::Tags::Indexes->search->delete;
+
+ my $biblio = $builder->build_object({ class => 'Koha::Biblios' });
+
+ my $terms = {
+ # term => count
+ '🐋a' => 3, # added an ASCII char to make it differ from just emojis
+ '🌮' => 2,
+ '👍' => 1,
+ };
+
+ while ( my ( $term, $count ) = each %$terms ) {
+ for ( 1 .. $count ) {
+ C4::Tags::add_tag_approval( $term );
+ C4::Tags::add_tag_index( $term, $biblio->biblionumber );
+ }
+ }
+
+ my $indexes = Koha::Tags::Indexes->search({ biblionumber => $biblio->biblionumber });
+ is( $indexes->count, scalar keys %{ $terms }, 'All terms got their index row' );
+
+ while ( my $index = $indexes->next ) {
+ ok( exists $terms->{$index->term}, 'The returned term is in our list' );
+ is( $index->weight, $terms->{$index->term} );
+ }
+
+ $schema->storage->txn_rollback;
+};
+
+subtest 'get_tag_rows() tests' => sub {
+
+ plan tests => 7;
+
+ $schema->storage->txn_begin;
+
+ # Make sure there's no pollution on the DB
+ Koha::Tags->search->delete;
+
+ my $patron = $builder->build_object({ class => 'Koha::Patrons' });
+ my $biblio = $builder->build_object({ class => 'Koha::Biblios' });
+
+ my @terms = ( '🐋a', '🌮', '👍' );
+
+ for my $term ( @terms ) {
+ $builder->build_object({ class => 'Koha::Tags', value => {
+ borrowernumber => $patron->id,
+ biblionumber => $biblio->id,
+ term => $term,
+ } });
+ }
+
+ my $tags = Koha::Tags->search({ borrowernumber => $patron->id });
+ is( $tags->count, scalar @terms, 'All terms got their row' );
+
+ while ( my $tag = $tags->next ) {
+ ok( any { $_ eq $tag->term } @terms , 'The returned term is in our list' );
+ }
+
+ for my $term ( @terms ) {
+ my @result = @{ C4::Tags::get_tag_rows({ term => $term }) };
+
+ is( scalar @result, 1, 'Only one row matches each' );
+ }
+
+ $schema->storage->txn_rollback;
+};
+
+# Check no tags case.
+my @tagsarray;
+my $tags = \@tagsarray;
+my ($min, $max) = C4::Tags::stratify_tags(0, $tags);
+is($min, 0, 'Empty array min');
+is($max, 0, 'Empty array max');