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|
#!perl
use strict;
use warnings;
# must be loaded before Sereal::TestSet
use File::Spec;
use Test::More;
use Data::Dumper;
use lib File::Spec->catdir(qw(t lib));
BEGIN {
lib->import('lib')
if !-d 't';
}
use Sereal::TestSet qw(:all);
use Sereal::Encoder qw(encode_sereal);
use Sereal::Encoder::Constants qw(:all);
my $ok= have_encoder_and_decoder();
if ( not $ok ) {
plan skip_all => 'Did not find right version of decoder';
exit 0;
}
my $thaw_called= 0;
my $freeze_called= 0;
package Foo;
sub new {
my $class= shift;
return bless( { bar => 1, @_ } => $class );
}
sub FREEZE {
my ( $self, $serializer )= @_;
$freeze_called= $serializer eq 'Sereal' ? 1 : 0;
return "frozen object", 12, [2];
}
sub THAW {
my ( $class, $serializer, @data )= @_;
$thaw_called= $serializer eq 'Sereal' ? 1 : 0;
Test::More::is_deeply(
\@data, [ "frozen object", 12, [2] ],
"Array of frozen values roundtrips"
);
return Foo->new();
}
package Bar;
sub new {
my $class= shift;
return bless( { bar => 1, @_ } => $class );
}
sub FREEZE {
my ( $self, $serializer )= @_;
return "frozen Bar";
}
package main;
my $enc= Sereal::Encoder->new( { freeze_callbacks => 1 } );
my $srl= $enc->encode( Foo->new() );
ok( $freeze_called, "FREEZE was invoked" );
# Simple round-trip test
my $dec= Sereal::Decoder->new;
my $obj= $dec->decode($srl);
ok( defined($obj) );
isa_ok( $obj, "Foo" );
is( eval { $obj->{bar} }, 1 ) or diag Dumper($obj);
# Test referential integrity
my $foo= Foo->new;
my $data= [ $foo, $foo ];
$srl= $enc->encode($data);
ok( $srl =~ /frozen object/ );
my $out= $dec->decode($srl);
is_deeply( $out, $data, "Roundtrip works" );
cmp_ok(
$out->[0], "eq", $out->[1],
"Referential integrity: multiple RVs do not turn into clones"
) or diag( Dumper( $data, $out ) );
my $barobj= Bar->new;
$srl= $enc->encode($barobj);
ok( not( eval { $dec->decode($srl); 1 } ), "Decoding without THAW barfs" );
# Multiple-object-same-class test from Christian Hansen
{
package MyObject;
sub from_num {
my ( $class, $num )= @_;
return bless { num => $num }, $class;
}
sub num {
my ($self)= @_;
return $self->{num};
}
sub FREEZE {
return $_[0]->num;
}
sub THAW {
my ( $class, undef, $num )= @_;
return $class->from_num($num);
}
}
my @objects= map { MyObject->from_num($_) } ( 10, 20, 30 );
my $encoded= encode_sereal( [@objects], { freeze_callbacks => 1 } );
my $decoded= Sereal::Decoder::decode_sereal($encoded);
isa_ok( $decoded, 'ARRAY' );
is( scalar @$decoded, 3, 'array has three elements' );
isa_ok( $decoded->[0], 'MyObject', 'first element' );
isa_ok( $decoded->[1], 'MyObject', 'second element' );
isa_ok( $decoded->[2], 'MyObject', 'third element' );
is( $decoded->[0]->num, 10, 'first MyObject->num' );
is( $decoded->[1]->num, 20, 'second MyObject->num' );
is( $decoded->[2]->num, 30, 'third MyObject->num' );
done_testing();
|
