Bug 8007: Discharge - Add unit tests

Signed-off-by: Lucie <lucie.rousseaux@dracenie.com>

Signed-off-by: Kyle M Hall <kyle@bywatersolutions.com>
Signed-off-by: Tomas Cohen Arazi <tomascohen@gmail.com>

t/db_dependent/Borrower_Discharge.t

@@ -0,0 +1,59 @@
+#!/usr/bin/perl;
+
+use Modern::Perl;
+use Test::More;
+use MARC::Record;
+
+use C4::Biblio qw( AddBiblio );
+use C4::Circulation qw( AddIssue AddReturn );
+use C4::Context;
+use C4::Items qw( AddItem );
+use C4::Members qw( AddMember GetMember );
+
+use Koha::Borrower::Discharge;
+
+my $dbh = C4::Context->dbh;
+$dbh->{AutoCommit} = 0;
+$dbh->{RaiseError} = 1;
+
+$dbh->do(q|DELETE FROM discharges|);
+
+C4::Context->_new_userenv('xxx');
+C4::Context::set_userenv(0, 0, 0, 'firstname', 'surname', 'CPL', 'CPL', '', '', '');
+
+my $borrowernumber = AddMember(
+    cardnumber => 'UTCARD1',
+    firstname => 'my firstname',
+    surname => 'my surname',
+    categorycode => 'S',
+    branchcode => 'CPL',
+);
+my $borrower = GetMember( borrowernumber => $borrowernumber );
+
+# Discharge not possible with issues
+my ( $biblionumber ) = AddBiblio( MARC::Record->new, '');
+my $barcode = 'BARCODE42';
+my ( undef, undef, $itemnumber ) = AddItem({ homebranch => 'CPL', holdingbranch => 'CPL', barcode => $barcode }, $biblionumber);
+AddIssue( $borrower, $barcode );
+is( Koha::Borrower::Discharge::can_be_discharged({ borrowernumber => $borrowernumber }), 0, 'A patron with issues cannot be discharged' );
+
+is( Koha::Borrower::Discharge::request({ borrowernumber => $borrowernumber }), undef, 'No request done if patron has issues' );
+is( Koha::Borrower::Discharge::discharge({ borrowernumber => $borrowernumber }), undef, 'No discharge done if patron has issues' );
+is_deeply( Koha::Borrower::Discharge::get_pendings(), [], 'There is no pending discharge request' );
+
+AddReturn( $barcode );
+
+# Discharge possible without issue
+is( Koha::Borrower::Discharge::can_be_discharged({ borrowernumber => $borrowernumber }), 1, 'A patron without issues can be discharged' );
+
+# FIXME
+# At this point, there is a problem with the AutoCommit off
+# The transaction is bloked into DBIx::Class::Storage::DBI::_dbh_execute
+# line my $rv = $sth->execute();
+# We are using 2 connections and the one used by Koha::Schema has the AutoCommit set to 1
+# Even if we switch off this flag, the connection will be blocked.
+# The error is:
+# DBIx::Class::ResultSet::create(): DBI Exception: DBD::mysql::st execute failed: Lock wait timeout exceeded; try restarting transaction [for Statement "INSERT INTO discharges ( borrower, needed, validated) VALUES ( ?, ?, ? )" with ParamValues: 0='121', 1='2014-01-08T16:38:29', 2=undef] at /home/koha/src/Koha/DataObject/Discharge.pm line 33
+#is( Koha::Service::Borrower::Discharge::request({ borrowernumber => $borrowernumber }), 1, 'Discharge request sent' );
+
+done_testing;