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# --
# Copyright (C) 2001-2021 OTRS AG, https://otrs.com/
# Copyright (C) 2021 Znuny GmbH, https://znuny.org/
# --
# This software comes with ABSOLUTELY NO WARRANTY. For details, see
# the enclosed file COPYING for license information (GPL). If you
# did not receive this file, see https://www.gnu.org/licenses/gpl-3.0.txt.
# --
use strict;
use warnings;
use vars (qw($Self));
use Scalar::Util qw/weaken/;
use Kernel::System::ObjectManager;
local $Kernel::OM = Kernel::System::ObjectManager->new();
# test that all configured objects can be created and then destroyed;
# that way we know there are no cyclic references in the constructors
my @Objects = (
'Kernel::Config',
'Kernel::Language',
'Kernel::Output::HTML::Layout',
'Kernel::System::ACL::DB::ACL',
'Kernel::System::Auth',
'Kernel::System::AuthSession',
'Kernel::System::AutoResponse',
'Kernel::System::Cache',
'Kernel::System::CheckItem',
'Kernel::System::CSV',
'Kernel::System::CustomerAuth',
'Kernel::System::CustomerCompany',
'Kernel::System::CustomerGroup',
'Kernel::System::CustomerUser',
'Kernel::System::Daemon::SchedulerDB',
'Kernel::System::Daemon::DaemonModules::SchedulerTaskWorker',
'Kernel::System::Daemon::DaemonModules::SchedulerTaskWorker::AsynchronousExecutor',
'Kernel::System::Daemon::DaemonModules::SchedulerTaskWorker::Cron',
'Kernel::System::Daemon::DaemonModules::SchedulerTaskWorker::GenericInterface',
'Kernel::System::DB',
'Kernel::System::DynamicField',
'Kernel::System::DynamicField::Backend',
'Kernel::System::Email',
'Kernel::System::Encode',
'Kernel::System::Environment',
'Kernel::System::FileTemp',
'Kernel::System::GenericAgent',
'Kernel::System::GenericInterface::DebugLog',
'Kernel::System::GenericInterface::Webservice',
'Kernel::System::Group',
'Kernel::System::HTMLUtils',
'Kernel::System::JSON',
'Kernel::System::LinkObject',
'Kernel::System::Loader',
'Kernel::System::Lock',
'Kernel::System::Log',
'Kernel::System::Main',
'Kernel::System::Package',
'Kernel::System::PDF',
'Kernel::System::PID',
'Kernel::System::Priority',
'Kernel::System::Queue',
'Kernel::System::Service',
'Kernel::System::SLA',
'Kernel::System::StandardTemplate',
'Kernel::System::State',
'Kernel::System::SysConfig',
'Kernel::System::SystemAddress',
'Kernel::System::Ticket',
'Kernel::System::Time',
'Kernel::System::Type',
'Kernel::System::UnitTest',
'Kernel::System::User',
'Kernel::System::Valid',
'Kernel::System::Web::Request',
'Kernel::System::XML',
'Kernel::System::YAML',
);
my %AllObjects;
for my $Object (@Objects) {
my $PackageObject = $Kernel::OM->Get($Object);
$AllObjects{$Object} = $PackageObject;
$Self->True(
$PackageObject,
"ObjectManager could create $Object",
);
}
for my $ObjectName ( sort keys %AllObjects ) {
weaken( $AllObjects{$ObjectName} );
}
$Kernel::OM->ObjectsDiscard();
for my $ObjectName ( sort keys %AllObjects ) {
$Self->True(
!defined( $AllObjects{$ObjectName} ),
"ObjectsDiscard got rid of $ObjectName",
);
}
my %SomeObjects = (
'Kernel::Config' => $Kernel::OM->Get('Kernel::Config'),
'Kernel::System::DB' => $Kernel::OM->Get('Kernel::System::DB'),
'Kernel::System::Ticket' => $Kernel::OM->Get('Kernel::System::Ticket'),
);
for my $ObjectName ( sort keys %SomeObjects ) {
weaken( $SomeObjects{$ObjectName} );
}
$Kernel::OM->ObjectsDiscard(
Objects => ['Kernel::System::DB'],
);
$Self->True(
!$SomeObjects{'Kernel::System::DB'},
'ObjectDiscard discarded Kernel::System::DB',
);
$Self->True(
!$SomeObjects{'Kernel::System::Ticket'},
'ObjectDiscard discarded Kernel::System::Ticket, because it depends on Kernel::System::DB',
);
$Self->True(
$SomeObjects{'Kernel::Config'},
'ObjectDiscard did not discard Kernel::Config',
);
# test custom objects
# note that scripts::test::ObjectManager::Dummy creates a scripts::test::ObjectManager::Dummy2 in its destructor,
# even though it didn't declare a dependency on it.
# The object manager must be robust enough to deal with that.
$Kernel::OM->ObjectParamAdd(
'scripts::test::ObjectManager::Dummy' => {
Data => 'Test payload',
},
);
my $Dummy = $Kernel::OM->Get('scripts::test::ObjectManager::Dummy');
my $Dummy2 = $Kernel::OM->Get('scripts::test::ObjectManager::Dummy2');
$Self->True( $Dummy, 'Can get Dummy object after registration' );
$Self->True( $Dummy2, 'Can get Dummy2 object after registration' );
$Self->Is(
$Dummy->Data(),
'Test payload',
'Speciailization of late registered object',
);
weaken($Dummy);
weaken($Dummy2);
$Self->True( $Dummy, 'Object still alive' );
$Kernel::OM->ObjectsDiscard();
$Self->True( !$Dummy, 'ObjectsDiscard without arguments deleted Dummy' );
$Self->True( !$Dummy2, 'ObjectsDiscard without arguments deleted Dummy2' );
$Self->True(
!$Kernel::OM->{Objects}{'scripts::test::ObjectManager::Dummy2'},
'ObjectsDiscard also discarded newly autovivified objects'
);
$Dummy = $Kernel::OM->Get('scripts::test::ObjectManager::Dummy');
weaken($Dummy);
$Self->True( $Dummy, 'Object created again' );
$Kernel::OM->ObjectsDiscard(
Objects => ['scripts::test::ObjectManager::Dummy'],
);
$Self->True( !$Dummy, 'ObjectsDiscard with list of objects deleted object' );
my $NonexistingObject = eval { $Kernel::OM->Get('Nonexisting::Package') };
$Self->True(
$@,
"Fetching a nonexisting object causes an exception",
);
$Self->False(
$NonexistingObject,
"Cannot construct a nonexisting object",
);
eval { $Kernel::OM->Get() };
$Self->True(
$@,
"Invalid object name causes an exception",
);
# cleanup cache
$Kernel::OM->Get('Kernel::System::Cache')->CleanUp();
1;
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