From 75f9f30211b246b7a970e159c84dfb305bb1b2d9 Mon Sep 17 00:00:00 2001 From: Jonathan Druart Date: Thu, 23 Mar 2017 22:03:19 -0300 Subject: [PATCH] Bug 18332: Add the Koha::Objects->last method DBIx::Class does not provide such method, but it can be handy in some cases. Test plan: prove t/db_dependent/Koha/Objects.t should return green --- Koha/Objects.pm | 26 +++++++++++++++++++++++++- t/db_dependent/Koha/Objects.t | 15 ++++++++++++++- 2 files changed, 39 insertions(+), 2 deletions(-) diff --git a/Koha/Objects.pm b/Koha/Objects.pm index 86a5789..1a52188 100644 --- a/Koha/Objects.pm +++ b/Koha/Objects.pm @@ -205,6 +205,30 @@ sub next { return $object; } +=head3 Koha::Objects->last; + +my $object = Koha::Objects->last; + +Returns the last object that is part of this set. +Returns undef if there are no object to return. + +=cut + +sub last { + my ( $self ) = @_; + + my $count = $self->_resultset->count; + return unless $count; + + my $result = $self->_resultset->slice($count - 1, $count)->first; + + my $object = $self->object_class()->_new_from_dbic( $result ); + + return $object; +} + + + =head3 Koha::Objects->reset(); Koha::Objects->reset(); @@ -335,7 +359,7 @@ Currently count, pager, update and delete are covered. sub AUTOLOAD { my ( $self, @params ) = @_; - my @known_methods = qw( count pager update delete result_class single ); + my @known_methods = qw( count pager update delete result_class single slice ); my $method = our $AUTOLOAD; $method =~ s/.*:://; diff --git a/t/db_dependent/Koha/Objects.t b/t/db_dependent/Koha/Objects.t index 29dea67..f1910da 100644 --- a/t/db_dependent/Koha/Objects.t +++ b/t/db_dependent/Koha/Objects.t @@ -19,7 +19,7 @@ use Modern::Perl; -use Test::More tests => 11; +use Test::More tests => 12; use Test::Warn; use Koha::Authority::Types; @@ -127,6 +127,19 @@ subtest 'single' => sub { "Warning is presented if single is used for a result with multiple rows."; }; +subtest 'last' => sub { + plan tests => 3; + my $builder = t::lib::TestBuilder->new; + my $patron_1 = $builder->build( { source => 'Borrower' } ); + my $patron_2 = $builder->build( { source => 'Borrower' } ); + my $last_patron = Koha::Patrons->search->last; + is( $last_patron->borrowernumber, $patron_2->{borrowernumber}, '->last should return the last inserted patron' ); + $last_patron = Koha::Patrons->search({ borrowernumber => $patron_1->{borrowernumber} })->last; + is( $last_patron->borrowernumber, $patron_1->{borrowernumber}, '->last should work even if there is only 1 result' ); + $last_patron = Koha::Patrons->search({ surname => 'should_not_exist' })->last; + is( $last_patron, undef, '->last should return undef if search does not return any results' ); +}; + subtest 'Exceptions' => sub { plan tests => 2; -- 2.1.4