libsub-quote-perl/t/sub-quote-threads.t

55 lines
1.2 KiB
Perl

BEGIN {
if ("$]" <= 5.008005) {
print "1..0 # SKIP threads too unstable until perl 5.8.5\n";
exit 0;
}
}
use lib 't/lib';
use ThreadsCheck;
use strict;
use warnings;
use threads;
BEGIN {
# lie to Test2 to avoid thread handling, which will crash on early 5.8.
delete $INC{'threads.pm'};
}
use Test::More;
use Sub::Quote;
my $one = quote_sub q{
BEGIN { $::EVALED{'one'} = 1 }
42
};
my $one_code = quoted_from_sub($one)->[1];
my $two = quote_sub q{
BEGIN { $::EVALED{'two'} = 1 }
3 + $x++
} => { '$x' => \do { my $x = 0 } };
is(threads->create(sub {
my $quoted = quoted_from_sub($one);
$quoted && $quoted->[1];
})->join, $one_code, 'able to retrieve quoted sub in thread');
my $u_one = unquote_sub $one;
is(threads->create(sub { $one->() })->join, 42, 'One (quoted version)');
is(threads->create(sub { $u_one->() })->join, 42, 'One (unquoted version)');
my $r = threads->create(sub {
my @r;
push @r, $two->();
push @r, unquote_sub($two)->();
push @r, $two->();
\@r;
})->join;
is($r->[0], 3, 'Two in thread (quoted version)');
is($r->[1], 4, 'Two in thread (unquoted version)');
is($r->[2], 5, 'Two in thread (quoted version again)');
done_testing;