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#!/usr/bin/env perl
use strict;
use warnings;
use utf8;
use open qw(:std :utf8);
use Test::More;
use Time::HiRes 'sleep';
BEGIN {
use_ok 'MCE::Child';
use_ok 'MCE::Channel';
}
{
my ( $cnt, @list, %pids, %ret ); local $_;
my $chnl = MCE::Channel->new( impl => 'MutexFast' );
my $come_then_i_pray = "さあ、私は祈る" . "Ǣ";
ok( 1, "spawning asynchronously" );
MCE::Child->create( sub { $chnl->recv; "$come_then_i_pray $_" } ) for 1..3;
%pids = map { $_ => undef } MCE::Child->list_pids;
is ( scalar( keys %pids ), 3, 'check for unique pids' );
@list = MCE::Child->list_running;
is ( scalar @list, 3, 'check list_running' );
@list = MCE::Child->list_joinable;
is ( scalar @list, 0, 'check list_joinable' );
@list = MCE::Child->list;
is ( scalar @list, 3, 'check list' );
is ( MCE::Child->pending, 3, 'check pending' );
$cnt = 0;
for ( @list ) {
++$cnt;
is ( $_->is_running, 1, 'check is_running child'.$cnt );
is ( $_->is_joinable, '', 'check is_joinable child'.$cnt );
}
$chnl->send('') for 1..3;
$cnt = 0;
for ( @list ) {
++$cnt; $ret{ $_->join } = 1;
is ( $_->error, undef, 'check error child'.$cnt );
}
is ( scalar keys %ret, 3, 'check for unique values' );
for ( sort keys %ret ) {
my $id = chop; s/ $//;
is ( $_, $come_then_i_pray, "check for utf8 string $id" );
};
}
{
my ( $cnt, @procs ); local $_;
for ( 1..3 ) {
push @procs, MCE::Child->create( sub { sleep 1 for 1..9; return 1 } );
}
$procs[0]->exit();
$procs[1]->exit();
$procs[2]->kill('QUIT');
$cnt = 0;
for ( @procs ) {
++$cnt;
is ( $_->join, undef, 'check exit child'.$cnt );
}
}
{
sub task {
my ( $id ) = @_;
return $id;
}
my $cnt_start = 0;
my $cnt_finish = 0;
MCE::Child->init(
on_start => sub {
my ( $pid, $id ) = @_;
++$cnt_start;
},
on_finish => sub {
my ( $pid, $exit, $id, $sig, $err, @ret ) = @_;
++$cnt_finish;
}
);
MCE::Child->create(\&task, 2);
my $child = MCE::Child->wait_one();
my $err = $child->error || 'no error';
my $res = $child->result;
my $pid = $child->pid;
is ( $res, "2", 'check wait_one' );
my (@procs, @result); local $_;
push @procs, MCE::Child->create(\&task, $_) for 1..3;
MCE::Child->wait_all();
for my $child ( @procs ) {
my $err = $child->error || 'no error';
my $res = $child->result;
my $pid = $child->pid;
push @result, $res;
}
is ( "@result", "1 2 3", 'check wait_all' );
is ( $cnt_start , 4, 'check on_start' );
is ( $cnt_finish, 4, 'check on_finish' );
}
is ( MCE::Child->finish(), undef, 'check finish' );
done_testing;
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