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#!/usr/bin/perl -w
use strict;
use File::Spec;
use File::Temp qw( tempdir );
use Test::More;
use HTML::Mason::Interp;
BEGIN
{
unless ( eval { require Test::Memory::Cycle;
Test::Memory::Cycle->import(); 1 } )
{
plan skip_all => 'These tests require Test::Memory::Cycle to run.';
}
}
plan tests => 8;
SIMPLE_OBJECTS:
{
my $interp = HTML::Mason::Interp->new( out_method => sub {} );
memory_cycle_ok( $interp, 'Interp before making a request' );
my $comp = $interp->make_component( comp_source => 'Comp' );
$interp->exec( $comp, foo => 1 );
memory_cycle_ok( $interp, 'Interp after making a request with in-memory comp' );
}
our $Destroyed = 0;
COMP_ON_DISK:
{
my $dir = tempdir( CLEANUP => 1 );
make_comp( $dir, 'comp1', <<'EOF' );
This is component 1.
<&| comp2, object => $object &>
content
</&>
<%args>
$object
</%args>
EOF
make_comp( $dir, 'comp2', <<'EOF' );
This is component 2.
EOF
my $interp = HTML::Mason::Interp->new( out_method => sub {},
comp_root => $dir,
);
$interp->exec( '/comp1', object => Object->new() );
memory_cycle_ok( $interp, 'Interp after making a request with on-disk comp' );
is( $Destroyed, 1, 'object passed into request was destroyed' );
my $req = $interp->make_request( comp => '/comp1', args => [ object => Object->new() ] );
memory_cycle_ok( $req, 'Request object' );
undef $req;
is( $Destroyed, 2, 'object passed into make_request was destroyed' );
}
# See http://marc.theaimsgroup.com/?l=mason&m=115883578111647&w=2 for
# details.
OBJECTS_CREATED_IN_COMP:
{
my $dir = tempdir( CLEANUP => 1 );
make_comp( $dir, 'comp1', <<'EOF' );
<& /comp2, object => Object->new() &>
Destroyed: <% Object->DestroyCount() %>
EOF
make_comp( $dir, 'comp2', 'Comp 2' );
my $output = '';
my $interp = HTML::Mason::Interp->new( out_method => \$output,
comp_root => $dir,
);
$Destroyed = 0;
$interp->exec('/comp1');
like( $output, qr/Destroyed: 1/,
'one object was destroyed in comp1' );
}
# See http://marc.theaimsgroup.com/?l=mason&m=111769803701028&w=2 for
# details. It actually has nothing to do with %ARGS, it's seems that
# anything referred to inside nested comp-with-content calls never
# gets destroyed.
TWO_COMP_WITH_CONTENT_CALLS:
{
my $dir = tempdir( CLEANUP => 1 );
make_comp( $dir, 'comp1', <<'EOF' );
<%init>
my $object = Object->new();
</%init>
<&| .sub &>
%# <% $object %> - with this here the object doesn't leak!
<&| .sub &>
<% $object %>
</&>
</&>
else
<%def .sub>
<% $m->content() %>
</%def>
EOF
my $output = '';
my $interp = HTML::Mason::Interp->new( out_method => sub {},
comp_root => $dir,
);
$Destroyed = 0;
$interp->exec('/comp1');
# See
# http://www.xray.mpe.mpg.de/mailing-lists/perl5-porters/2006-10/msg00189.html
# for further details.
local $TODO = 'This seems to be a bug in Perl (< 5.10.0), not Mason.'
if $] < 5.010000;
is( $Destroyed, 1, 'object was destroyed - 2 layers of comp-with-content' );
}
sub make_comp
{
my $dir = shift;
my $file = shift;
my $content = shift;
open my $fh, '>', File::Spec->catfile( $dir, $file )
or die $!;
print $fh $content
or die $!;
close $fh;
}
package Object;
sub new { return bless {}, $_[0] }
sub DESTROY { $Destroyed++ }
sub DestroyCount { $Destroyed }
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