#!/usr/local/bin/perl -T -w
BEGIN {				# Magic Perl CORE pragma
    if ($ENV{PERL_CORE}) {
        chdir 't' if -d 't';
        @INC = '../lib';
    }
}

BEGIN {delete $ENV{THREADS_DEBUG}} # no debugging during testing!

use lib '../lib';
use forks::BerkeleyDB; # must be done _before_ Test::More which loads real threads.pm
use forks::BerkeleyDB::shared;

my $times = 100;

diag( <<EOD );

The following tests are a stress test for shared arrays and shared hashes
that may take a few minutes on slower machines.

EOD

use Test::More tests => 6;

#= ARRAY ==============================================================

{
my @array : shared;
my $tied = tied( @array );
isa_ok( $tied,'threads::shared',	'check object type' );

my @thread;
my $count : shared;
$count  = 0;
#warn "lock = ".(\&lock)."\n";
push( @thread,threads->new( sub {
    while (1) {
        {lock( $count );
         return if $count == $times;
         $count++;
         push( @array,0+$count );
        }
    }
} ) ) foreach 1..10;
$_->join foreach @thread;

my $check;
$check .= $_ foreach 1..$times;
is( join('',@array),$check,		'check array contents' );

pop( @array ) foreach 1..$times;
is( join('',@array),'',			'check array contents' );
}

#= HASH ===============================================================

{
my %hash : shared;
my $tied = tied( %hash );
isa_ok( $tied,'threads::shared',	'check object type' );

my @thread;
my $count : shared;
$count = 0;
my $sub = sub {
    while (1) {
        {lock( $count );
         return if $count == $times;
         $count++;
         $hash{$count} = $count;
        }
    }
};
foreach (1..10) {
    my $thread = threads->new( $sub );
    push @thread,$thread;
}
$_->join foreach @thread;

my $check;
$check .= ($_.$_) foreach 1..$times;
my $hash;
$hash .= ($_.$hash{$_}) foreach (sort {$a <=> $b} keys %hash);
is( $hash,$check,			'check hash contents' );

delete( $hash{$_} ) foreach 1..$times;
is( join('',%hash),'',			'check hash contents' );
}

#======================================================================