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assert_equal '0', %q{
begin
GC.stress = true
pid = fork {}
Process.wait pid
$?.to_i
rescue NotImplementedError
0
end
}, '[ruby-dev:32404]'
assert_finish 10, %q{
begin
children = (1..10).map{
Thread.start{fork{}}.value
}
while !children.empty? and pid = Process.wait
children.delete(pid)
end
rescue NotImplementedError
end
}, '[ruby-core:22158]'
assert_normal_exit(<<'End', '[ruby-dev:37934]')
Thread.new { sleep 1; Thread.kill Thread.main }
Process.setrlimit(:NPROC, 1)
fork {}
End
assert_equal 'ok', %q{
begin
if pid1 = fork
sleep 1
Process.kill("USR1", pid1)
_, s = Process.wait2(pid1)
s.success? ? :ok : :ng
else
if pid2 = fork
trap("USR1") { Time.now.to_s }
Process.wait2(pid2)
else
sleep 2
end
exit 0
end
rescue NotImplementedError
:ok
end
}, '[ruby-core:28924]'
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