+#!/usr/bin/perl
+
+use Modern::Perl;
+use Test::More tests => 74;
+use List::Util qw( shuffle );
+use MARC::Field;
+use MARC::Record;
+
+use C4::Biblio;
+use C4::Context;
+use C4::Items;
+
+use_ok('C4::ShelfBrowser');
+
+my $dbh = C4::Context->dbh;
+$dbh->{AutoCommit} = 0;
+$dbh->{RaiseError} = 1;
+
+$dbh->do(q|DELETE FROM reserves|);
+$dbh->do(q|DELETE FROM issues|);
+$dbh->do(q|DELETE FROM items|);
+
+my $cn;
+
+# 100.100 150.100 200.100 210.100 300.000 320.000 400.100 410.100 500.100 510.100 520.100 600.000 610.000 700.100 710.100 720.100 730.100 740.100 750.100
+my @callnumbers = qw(
+ 100.100
+ 150.100
+ 200.100
+ 210.100
+ 300.000
+ 320.000
+ 400.100
+ 410.100
+ 500.100
+ 510.100
+ 520.100
+ 600.000
+ 610.000
+ 700.100
+ 710.100
+ 720.100
+ 730.100
+ 740.100
+ 750.100
+);
+
+my $record = MARC::Record->new();
+$record->append_fields(
+ MARC::Field->new('100', ' ', ' ', a => 'Donald E. Knuth.'),
+ MARC::Field->new('245', ' ', ' ', a => 'The art of computer programming'),
+);
+my ( $biblionumber, undef, undef ) = C4::Biblio::AddBiblio($record, '');
+
+for my $callnumber ( shuffle @callnumbers ) {
+ my ( $biblionumber, undef, $itemnumber ) = C4::Items::AddItem({
+ homebranch => 'CPL',
+ holdingbranch => 'CPL',
+ itemcallnumber => $callnumber,
+ }, $biblionumber);
+ $cn->{$callnumber} = {
+ biblionumber => $biblionumber,
+ itemnumber => $itemnumber,
+ itemcallnumber => $callnumber,
+ }
+}
+
+my $nearby;
+
+$nearby = C4::ShelfBrowser::GetNearbyItems( $cn->{'500.100'}{itemnumber} );
+# We have
+# < 320.000 400.100 410.100 500.100 510.100 520.100 600.000 >
+# 6 7 8 [9] 10 11 12
+# Clicking on previous, we want a link to 150.100
+is( $nearby->{prev_item}{itemcallnumber}, '150.100', "Simple case: previous link 1/2" );
+is( $nearby->{prev_item}{itemnumber}, $cn->{'150.100'}{itemnumber}, "Simple case: previous link 2/2" );
+# Clicking on next, we want a link to 730.100
+is( $nearby->{next_item}{itemcallnumber}, '720.100', "Simple case: next link 1/2" );
+is( $nearby->{next_item}{itemnumber}, $cn->{'720.100'}{itemnumber}, "Simple case: next link 2/2" );
+
+is( $nearby->{items}[0]{itemcallnumber}, '320.000', "Simple case: item 1");
+is( $nearby->{items}[1]{itemcallnumber}, '400.100', "Simple case: item 2");
+is( $nearby->{items}[2]{itemcallnumber}, '410.100', "Simple case: item 3");
+is( $nearby->{items}[3]{itemcallnumber}, '500.100', "Simple case: item 4");
+is( $nearby->{items}[4]{itemcallnumber}, '510.100', "Simple case: item 5");
+is( $nearby->{items}[5]{itemcallnumber}, '520.100', "Simple case: item 6");
+is( $nearby->{items}[6]{itemcallnumber}, '600.000', "Simple case: item 7");
+
+$nearby = C4::ShelfBrowser::GetNearbyItems( $cn->{'500.100'}{itemnumber}, 2, 3 );
+# We have
+# < 400.100 410.100 500.100 510.100 520.100 >
+# 7 8 [9] 10 11
+# Clicking on previous, we want a link to 320.000
+is( $nearby->{prev_item}{itemcallnumber}, '320.000', "Test gap: previous link 1/2" );
+is( $nearby->{prev_item}{itemnumber}, $cn->{'320.000'}{itemnumber}, "Test gap: previous link 2/2" );
+# Clicking on next, we want a link to 600.000
+is( $nearby->{next_item}{itemcallnumber}, '600.000', "Test gap: next link 1/2" );
+is( $nearby->{next_item}{itemnumber}, $cn->{'600.000'}{itemnumber}, "Test gap: next link 2/2" );
+
+is( scalar( @{$nearby->{items}} ), 5, "Test gap: got 5 items" );
+is( $nearby->{items}[0]{itemcallnumber}, '400.100', "Test gap: item 1");
+is( $nearby->{items}[1]{itemcallnumber}, '410.100', "Test gap: item 2");
+is( $nearby->{items}[2]{itemcallnumber}, '500.100', "Test gap: item 3");
+is( $nearby->{items}[3]{itemcallnumber}, '510.100', "Test gap: item 4");
+is( $nearby->{items}[4]{itemcallnumber}, '520.100', "Test gap: item 5");
+
+$nearby = C4::ShelfBrowser::GetNearbyItems( $cn->{'300.000'}{itemnumber} );
+# We have
+# < 150.100 200.100 210.100 300.000 320.000 400.100 410.100 >
+# 2 3 4 [5] 6 7 8
+# Clicking on previous, we want a link to 100.100
+is( $nearby->{prev_item}{itemcallnumber}, '100.100', "Test start shelf: previous link 1/2" );
+is( $nearby->{prev_item}{itemnumber}, $cn->{'100.100'}{itemnumber}, "Test start shelf: previous link 2/2" );
+# Clicking on next, we want a link to 600.000
+is( $nearby->{next_item}{itemcallnumber}, '600.000', "Test start shelf: next link 1/2" );
+is( $nearby->{next_item}{itemnumber}, $cn->{'600.000'}{itemnumber}, "Test start shelf: next link 2/2" );
+
+is( $nearby->{items}[0]{itemcallnumber}, '150.100', "Test start shelf: item 1");
+is( $nearby->{items}[1]{itemcallnumber}, '200.100', "Test start shelf: item 2");
+is( $nearby->{items}[2]{itemcallnumber}, '210.100', "Test start shelf: item 3");
+is( $nearby->{items}[3]{itemcallnumber}, '300.000', "Test start shelf: item 4");
+is( $nearby->{items}[4]{itemcallnumber}, '320.000', "Test start shelf: item 5");
+is( $nearby->{items}[5]{itemcallnumber}, '400.100', "Test start shelf: item 6");
+is( $nearby->{items}[6]{itemcallnumber}, '410.100', "Test start shelf: item 7");
+
+
+
+$nearby = C4::ShelfBrowser::GetNearbyItems( $cn->{'100.100'}{itemnumber} );
+# We have
+# 100.100 150.100 200.100 210.100 >
+# [1] 2 3 4
+# There is no previous link
+is( $nearby->{prev_item}, undef, "Test first item on a shelf: no previous link" );
+# Clicking on next, we want a link to 410.100
+is( $nearby->{next_item}{itemcallnumber}, '410.100', "Test first item on a shelf: next link 1/2" );
+is( $nearby->{next_item}{itemnumber}, $cn->{'410.100'}{itemnumber}, "Test first item on a shelf: next link 2/2" );
+
+is( scalar( @{$nearby->{items}} ), 4, "Test first item on a shelf: There are 4 items displayed" );
+is( $nearby->{items}[0]{itemcallnumber}, '100.100', "Test first item on a shelf: item 1");
+is( $nearby->{items}[1]{itemcallnumber}, '150.100', "Test first item on a shelf: item 2");
+is( $nearby->{items}[2]{itemcallnumber}, '200.100', "Test first item on a shelf: item 3");
+is( $nearby->{items}[3]{itemcallnumber}, '210.100', "Test first item on a shelf: item 4");
+
+
+$nearby = C4::ShelfBrowser::GetNearbyItems( $cn->{'150.100'}{itemnumber} );
+# We have
+# 100.100 150.100 200.100 210.100 300.000 >
+# 1 [2] 3 4 5
+# There is no previous link
+is( $nearby->{prev_item}, undef, "Test second item on a shelf: no previous link" );
+# Clicking on next, we want a link to 500.100
+is( $nearby->{next_item}{itemcallnumber}, '500.100', "Test second item on a shelf: next link 1/2" );
+is( $nearby->{next_item}{itemnumber}, $cn->{'500.100'}{itemnumber}, "Test second item on a shelf: next link 2/2" );
+
+is( scalar( @{$nearby->{items}} ), 5, "Test second item on a shelf: got 5 items" );
+is( $nearby->{items}[0]{itemcallnumber}, '100.100', "Test second item on a shelf: item 1");
+is( $nearby->{items}[1]{itemcallnumber}, '150.100', "Test second item on a shelf: item 2");
+is( $nearby->{items}[2]{itemcallnumber}, '200.100', "Test second item on a shelf: item 3");
+is( $nearby->{items}[3]{itemcallnumber}, '210.100', "Test second item on a shelf: item 4");
+is( $nearby->{items}[4]{itemcallnumber}, '300.000', "Test second item on a shelf: item 5");
+
+
+$nearby = C4::ShelfBrowser::GetNearbyItems( $cn->{'710.100'}{itemnumber} );
+# We have
+# < 600.000 610.000 700.100 710.100 720.100 730.100 740.100 >
+# 12 13 14 [15] 16 17 18
+# Clicking on previous, we want a link to 410.100
+is( $nearby->{prev_item}{itemcallnumber}, '410.100', "Test end shelf: previous link 1/2" );
+is( $nearby->{prev_item}{itemnumber}, $cn->{'410.100'}{itemnumber}, "Test end shelf: previous link 2/2" );
+# Clicking on next, we want a link to 730.100
+is( $nearby->{next_item}{itemcallnumber}, '750.100', "Test end shelf: next link is a link to the last item 1/2" );
+is( $nearby->{next_item}{itemnumber}, $cn->{'750.100'}{itemnumber}, "Test end shelf: next link is a link to the last item 2/2" );
+
+is( $nearby->{items}[0]{itemcallnumber}, '600.000', "Test end shelf: item 1");
+is( $nearby->{items}[1]{itemcallnumber}, '610.000', "Test end shelf: item 2");
+is( $nearby->{items}[2]{itemcallnumber}, '700.100', "Test end shelf: item 3");
+is( $nearby->{items}[3]{itemcallnumber}, '710.100', "Test end shelf: item 4");
+is( $nearby->{items}[4]{itemcallnumber}, '720.100', "Test end shelf: item 5");
+is( $nearby->{items}[5]{itemcallnumber}, '730.100', "Test end shelf: item 6");
+is( $nearby->{items}[6]{itemcallnumber}, '740.100', "Test end shelf: item 7");
+
+
+$nearby = C4::ShelfBrowser::GetNearbyItems( $cn->{'740.100'}{itemnumber} );
+# We have
+# < 710.100 720.100 730.100 740.100 750.100
+# 15 16 17 [18] 19
+# Clicking on previous, we want a link to
+is( $nearby->{prev_item}{itemcallnumber}, '520.100', "Test end of the shelf: previous link 1/2" );
+is( $nearby->{prev_item}{itemnumber}, $cn->{'520.100'}{itemnumber}, "Test end of the shelf: previous link 2/2" );
+# No next link
+is( $nearby->{next_item}, undef, "Test end of the shelf: no next link" );
+
+is( scalar( @{$nearby->{items}} ), 5, "Test end of the shelf: got 5 items" );
+is( $nearby->{items}[0]{itemcallnumber}, '710.100', "Test end of the shelf: item 1");
+is( $nearby->{items}[1]{itemcallnumber}, '720.100', "Test end of the shelf: item 2");
+is( $nearby->{items}[2]{itemcallnumber}, '730.100', "Test end of the shelf: item 3");
+is( $nearby->{items}[3]{itemcallnumber}, '740.100', "Test end of the shelf: item 4");
+is( $nearby->{items}[4]{itemcallnumber}, '750.100', "Test end of the shelf: item 5");
+
+$nearby = C4::ShelfBrowser::GetNearbyItems( $cn->{'750.100'}{itemnumber} );
+# We have
+# < 720.100 730.100 740.100 750.100
+# 16 17 18 [19]
+# Clicking on previous, we want a link to
+is( $nearby->{prev_item}{itemcallnumber}, '600.000', "Test last item of the shelf: previous link 1/2" );
+is( $nearby->{prev_item}{itemnumber}, $cn->{'600.000'}{itemnumber}, "Test last item of the shelf: previous link 2/2" );
+# No next link
+is( $nearby->{next_item}, undef, "Test end of the shelf: no next link" );
+
+is( scalar( @{$nearby->{items}} ), 4, "Test last item of the shelf: got 4 items" );
+
+$dbh->rollback;
projects / koha_ffzg / commitdiff