parallel.t hangs on Windows

[chorny]

Test-Class-Moose-0.55
tested on 5.20.0, 5.16.0, 5.10.1

Can't dup STDOUT:  Bad file descriptor at C:/Strawberry200rc1/perl/lib/Test/Builder.pm line 1948.
    Test::Builder::_open_testhandles(Test::Builder=HASH(0x34ecbdc)) called at C:/Strawberry200rc1/perl/lib/Test/Builder.pm line 1927
    Test::Builder::_dup_stdhandles(Test::Builder=HASH(0x34ecbdc)) called at C:/Strawberry200rc1/perl/lib/Test/Builder.pm line 467
    Test::Builder::reset(Test::Builder=HASH(0x34ecbdc)) called at C:/Strawberry200rc1/perl/lib/Test/Builder.pm line 145
    Test::Builder::create("Test::Builder") called at C:/Strawberry200rc1/perl/lib/Test/Builder.pm line 197
    Test::Builder::child(Test::Builder=HASH(0x2fd816c), "test_second") called at C:/Strawberry200rc1/perl/lib/Test/Builder.pm line 251
    Test::Builder::subtest(Test::Builder=HASH(0x2fd816c), "test_second", CODE(0x1d9b3e4)) called at lib/Test/Class/Moose/Role/Executor.pm line 304
    Test::Class::Moose::Role::Executor::_tcm_run_test_method(Test::Class::Moose::Executor::Parallel=HASH(0x31658c4), TestsFor::Alpha::Subclass=HASH(0x3306aa4), "test_second", Test::Class::Moose::Report::Instance=HASH(0x34ec144)) called at C:/Strawberry200rc1/perl/vendor/lib/Class/MOP/Method/Wrapped.pm line 54
    Class::MOP::Method::Wrapped::__ANON__(Test::Class::Moose::Executor::Parallel=HASH(0x31658c4), TestsFor::Alpha::Subclass=HASH(0x3306aa4), "test_second", Test::Class::Moose::Report::Instance=HASH(0x34ec144)) called at C:/Strawberry200rc1/perl/vendor/lib/Class/MOP/Method/Wrapped.pm line 92
    Test::Class::Moose::Executor::Parallel::_tcm_run_test_method(Test::Class::Moose::Executor::Parallel=HASH(0x31658c4), TestsFor::Alpha::Subclass=HASH(0x3306aa4), "test_second", Test::Class::Moose::Report::Instance=HASH(0x34ec144)) called at lib/Test/Class/Moose/Role/Executor.pm line 130
    Test::Class::Moose::Role::Executor::_tcm_run_test_instance(Test::Class::Moose::Executor::Parallel=HASH(0x31658c4), "TestsFor::Alpha::Subclass", TestsFor::Alpha::Subclass=HASH(0x3306aa4)) called at lib/Test/Class/Moose/Executor/Parallel.pm line 47
    Test::Class::Moose::Executor::Parallel::__ANON__(Test::Class::Moose::Executor::Parallel=HASH(0x31658c4), "TestsFor::Alpha::Subclass", TestsFor::Alpha::Subclass=HASH(0x3306aa4)) called at lib/Test/Class/Moose/Executor/Parallel.pm line 129
    Test::Class::Moose::Executor::Parallel::_run_parallel_jobs(Test::Class::Moose::Executor::Parallel=HASH(0x31658c4), Parallel::ForkManager=HASH(0x2271134), ARRAY(0x330690c)) called at lib/Test/Class/Moose/Executor/Parallel.pm line 68
    Test::Class::Moose::Executor::Parallel::runtests() called at C:/Strawberry200rc1/perl/vendor/lib/Moose/Meta/Method/Delegation.pm line 113
    Test::Class::Moose::Runner::runtests() called at t/parallel.t line 18
No TAP received from child process -1304! at lib/Test/Class/Moose/Executor/Parallel.pm line 105.
    Test::Class::Moose::Executor::Parallel::__ANON__(-1304, 9, undef, 0, 0, undef) called at C:/Strawberry200rc1/perl/site/lib/Parallel/ForkManager.pm line 586
    Parallel::ForkManager::on_finish(Parallel::ForkManager=HASH(0x99f054), -1304, 9, undef, 0, 0, undef) called at C:/Strawberry200rc1/perl/site/lib/Parallel/ForkManager.pm line 559
    Parallel::ForkManager::wait_one_child(Parallel::ForkManager=HASH(0x99f054), undef) called at C:/Strawberry200rc1/perl/site/lib/Parallel/ForkManager.pm line 570
    Parallel::ForkManager::wait_all_children(Parallel::ForkManager=HASH(0x99f054)) called at lib/Test/Class/Moose/Executor/Parallel.pm line 140
    Test::Class::Moose::Executor::Parallel::_run_parallel_jobs(Test::Class::Moose::Executor::Parallel=HASH(0x1a51cf4), Parallel::ForkManager=HASH(0x99f054), ARRAY(0x1a9d6a4)) called at lib/Test/Class/Moose/Executor/Parallel.pm line 68
    Test::Class::Moose::Executor::Parallel::runtests(Test::Class::Moose::Executor::Parallel=HASH(0x1a51cf4)) called at C:/Strawberry200rc1/perl/vendor/lib/Moose/Meta/Method/Delegation.pm line 113
    Test::Class::Moose::Runner::runtests(Test::Class::Moose::Runner=HASH(0x3f83ac)) called at lib/Test/Class/Moose/Executor/Parallel.pm line 105.
    Test::Class::Moose::Executor::Parallel::__ANON__(-1304, 9, undef, 0, 0, undef) called at C:/Strawberry200rc1/perl/site/lib/Parallel/ForkManager.pm line 586
    Parallel::ForkManager::on_finish(Parallel::ForkManager=HASH(0x99f054), -1304, 9, undef, 0, 0, undef) called at C:/Strawberry200rc1/perl/site/lib/Parallel/ForkManager.pm line 559
    Parallel::ForkManager::wait_one_child(Parallel::ForkManager=HASH(0x99f054), undef) called at C:/Strawberry200rc1/perl/site/lib/Parallel/ForkManager.pm line 570
    Parallel::ForkManager::wait_all_children(Parallel::ForkManager=HASH(0x99f054)) called at lib/Test/Class/Moose/Executor/Parallel.pm line 140
    Test::Class::Moose::Executor::Parallel::_run_parallel_jobs(Test::Class::Moose::Executor::Parallel=HASH(0x1a51cf4), Parallel::ForkManager=HASH(0x99f054), ARRAY(0x1a9d6a4)) called at lib/Test/Class/Moose/Executor/Parallel.pm line 68
    Test::Class::Moose::Executor::Parallel::runtests(Test::Class::Moose::Executor::Parallel=HASH(0x1a51cf4)) called at C:/Strawberry200rc1/perl/vendor/lib/Moose/Meta/Method/Delegation.pm line 113
    Test::Class::Moose::Runner::runtests(Test::Class::Moose::Runner=HASH(0x3f83ac)) called at t/parallel.t line 18
Terminating on signal SIGINT(2)
 at C:/Strawberry200rc1/perl/site/lib/Parallel/ForkManager.pm line 649.
    Parallel::ForkManager::_NT_waitpid(Parallel::ForkManager=HASH(0x99f054), -1, 0) called at C:/Strawberry200rc1/perl/site/lib/Parallel/ForkManager.pm line 539
    Parallel::ForkManager::wait_one_child(Parallel::ForkManager=HASH(0x99f054), undef) called at C:/Strawberry200rc1/perl/site/lib/Parallel/ForkManager.pm line 570
    Parallel::ForkManager::wait_all_children(Parallel::ForkManager=HASH(0x99f054)) called at lib/Test/Class/Moose/Executor/Parallel.pm line 140
    Test::Class::Moose::Executor::Parallel::_run_parallel_jobs(Test::Class::Moose::Executor::Parallel=HASH(0x1a51cf4), Parallel::ForkManager=HASH(0x99f054), ARRAY(0x1a9d6a4)) called at lib/Test/Class/Moose/Executor/Parallel.pm line 68
    Test::Class::Moose::Executor::Parallel::runtests(Test::Class::Moose::Executor::Parallel=HASH(0x1a51cf4)) called at C:/Strawberry200rc1/perl/vendor/lib/Moose/Meta/Method/Delegation.pm line 113
    Test::Class::Moose::Runner::runtests(Test::Class::Moose::Runner=HASH(0x3f83ac)) called at t/parallel.t line 18

[autarch]

I'm a bit inclined to blame this on Parallel::ForkManager, so it might be worth reporting the bug there. That said, we can at least skip this test on Windows.

[autarch]

As of v0.56 this test should be skipped on Windows, at least.