perl/dist/threads/t/unique.t

82 lines
2.0 KiB
Perl

use strict;
use warnings;
BEGIN {
use Config;
if (! $Config{'useithreads'}) {
print("1..0 # SKIP Perl not compiled with 'useithreads'\n");
exit(0);
}
if ($] >= 5.027000) {
print("1..0 # SKIP 'unique' attribute no longer exists\n");
exit(0);
}
}
use ExtUtils::testlib;
use threads;
BEGIN {
if (! eval 'use threads::shared; 1') {
print("1..0 # SKIP threads::shared not available\n");
exit(0);
}
$| = 1;
print("1..6\n") ; ### Number of tests that will be run ###
}
print("ok 1 - Loaded\n");
### Start of Testing ###
no warnings 'deprecated'; # Suppress warnings related to :unique
my $test :shared = 2;
# bugid 24383 - :unique hashes weren't being made readonly on interpreter
# clone; check that they are.
our $unique_scalar : unique;
our @unique_array : unique;
our %unique_hash : unique;
threads->create(sub {
lock($test);
my $TODO = ":unique needs to be re-implemented in a non-broken way";
eval { $unique_scalar = 1 };
print $@ =~ /read-only/
? '' : 'not ', "ok $test # TODO $TODO - unique_scalar\n";
$test++;
eval { $unique_array[0] = 1 };
print $@ =~ /read-only/
? '' : 'not ', "ok $test # TODO $TODO - unique_array\n";
$test++;
if ($] >= 5.008003 && $^O ne 'MSWin32') {
eval { $unique_hash{abc} = 1 };
print $@ =~ /disallowed/
? '' : 'not ', "ok $test # TODO $TODO - unique_hash\n";
} else {
print("ok $test # SKIP $TODO - unique_hash\n");
}
$test++;
})->join;
# bugid #24940 :unique should fail on my and sub declarations
for my $decl ('my $x : unique', 'sub foo : unique') {
{
lock($test);
if ($] >= 5.008005) {
eval $decl;
print $@ =~ /^The 'unique' attribute may only be applied to 'our' variables/
? '' : 'not ', "ok $test - $decl\n";
} else {
print("ok $test # SKIP $decl\n");
}
$test++;
}
}