use strict;
use warnings;
+sub skipall {
+ my ($msg) = @_;
+ require Test::More;
+ Test::More::plan(skip_all => $msg);
+}
+
use Config qw/%Config/;
BEGIN {
- if (!$Config{useithreads}) {
- require Test::More;
- Test::More->import;
- plan(skip_all => 'This perl wasn\'t built to support threads');
- }
+ my $force = $ENV{PERL_VARIABLE_MAGIC_TEST_THREADS} ? 1 : !1;
+ my $t_v = $force ? '0' : '1.67';
+ my $ts_v = $force ? '0' : '1.14';
+ skipall 'This perl wasn\'t built to support threads'
+ unless $Config{useithreads};
+ skipall 'perl 5.13.4 required to test thread safety'
+ unless $force or $] >= 5.013004;
+ skipall "threads $t_v required to test thread safety"
+ unless eval "use threads $t_v; 1";
+ skipall "threads::shared $ts_v required to test thread safety"
+ unless eval "use threads::shared $ts_v; 1";
}
-use threads; # Before Test::More
-use threads::shared;
-
-use Test::More;
+use Test::More; # after threads
use Variable::Magic qw/wizard cast dispell getdata VMG_THREADSAFE VMG_OP_INFO_NAME VMG_OP_INFO_OBJECT/;
-if (VMG_THREADSAFE) {
- plan tests => 2 * (4 * 18 + 1) + 2 * (4 * 13 + 1);
+BEGIN {
+ skipall 'This Variable::Magic isn\'t thread safe' unless VMG_THREADSAFE;
+ plan tests => (4 * 18 + 1) + (4 * 13 + 1);
my $v = $threads::VERSION;
diag "Using threads $v" if defined $v;
$v = $threads::shared::VERSION;
diag "Using threads::shared $v" if defined $v;
-} else {
- plan skip_all => 'This Variable::Magic isn\'t thread safe';
}
my $destroyed : shared = 0;
sub try {
- my ($dispell, $sig, $op_info) = @_;
+ my ($dispell, $op_info) = @_;
my $tid = threads->tid();
my $c = 0;
my $wiz = eval {
wizard data => sub { $_[1] + $tid },
- sig => $sig,
get => sub { ++$c; 0 },
set => sub {
my $op = $_[-1];
}
0
},
- free => sub { ++$destroyed; 0 },
+ free => sub { lock $destroyed; ++$destroyed; 0 },
op_info => $op_info
};
is($@, '', "wizard in thread $tid doesn't croak");
}
for my $dispell (1, 0) {
- for my $sig (undef, Variable::Magic::gensig()) {
+ {
+ lock $destroyed;
$destroyed = 0;
- my @t = map { threads->create(\&try, $dispell, $sig, $_) }
- (VMG_OP_INFO_NAME) x 2, (VMG_OP_INFO_OBJECT) x 2;
- $_->join for @t;
- is($destroyed, (1 - $dispell) * 4, 'destructors');
+ }
+
+ my @t = map { threads->create(\&try, $dispell, $_) }
+ (VMG_OP_INFO_NAME) x 2, (VMG_OP_INFO_OBJECT) x 2;
+ $_->join for @t;
+
+ {
+ lock $destroyed;
+ is $destroyed, (1 - $dispell) * 4, 'destructors';
}
}