Threads tests may not be able to spawn all the threads

[perl/modules/Scope-Upper.git] / t / 79-uid-threads.t

diff --git a/t/79-uid-threads.t b/t/79-uid-threads.t
index 4818c0351c3eff2b666cf622b6f512f36313685f..6f2b06d0b5519aa529aca12c4c652c93a0e910a4 100644 (file)
--- a/t/79-uid-threads.t
+++ b/t/79-uid-threads.t
@@ -3,46 +3,12 @@
 use strict;
 use warnings;
 
-sub skipall {
- my ($msg) = @_;
- require Test::More;
- Test::More::plan(skip_all => $msg);
-}
-
-use Config qw<%Config>;
-
-BEGIN {
- my $force = $ENV{PERL_SCOPE_UPPER_TEST_THREADS} ? 1 : !1;
- my $t_v   = $force ? '0' : '1.67';
- 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";
-}
-
-use Test::More;
+use lib 't/lib';
+use Scope::Upper::TestThreads;
 
-use Scope::Upper qw<uid validate_uid UP HERE SU_THREADSAFE>;
+use Test::Leaner;
 
-my $num;
-
-BEGIN {
- skipall 'This Scope::Upper isn\'t thread safe' unless SU_THREADSAFE;
- plan tests => ($num = 30) * 5 + 1;
- defined and diag "Using threads $_" for $threads::VERSION;
- if (eval "use Time::HiRes; 1") {
-  defined and diag "Using Time::HiRes $_" for $Time::HiRes::VERSION;
-  *usleep = \&Time::HiRes::usleep;
- } else {
-  diag 'Using fallback usleep';
-  *usleep = sub {
-   my $s = int($_[0] / 2.5e5);
-   sleep $s if $s;
-  };
- }
-}
+use Scope::Upper qw<uid validate_uid UP HERE>;
 
 my $top = uid;
 
@@ -67,12 +33,15 @@ sub cb {
 }
 
 my %uids;
-
-for my $thread (map threads->create(\&cb), 1 .. $num) {
+my $threads = 0;
+for my $thread (map threads->create(\&cb), 1 .. 30) {
+ ++$threads;
  my $tid = $thread->tid;
  my $uid = $thread->join;
  ++$uids{$uid};
  ok !validate_uid($uid), "\$here is no longer valid (out of thread $tid)";
 }
 
-is scalar(keys %uids), $num, 'all the UIDs were different';
+is scalar(keys %uids), $threads, 'all the UIDs were different';
+
+done_testing($threads * 5 + 1);