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| | require './test/helper'
$-w = true
Thread.abort_on_exception = true
require 'sleepy_penguin'
class TestKqueue < Testcase
include SleepyPenguin
def test_kqueue
kq = Kqueue.new
assert_kind_of IO, kq.to_io
rd, wr = IO.pipe
ev = Kevent[rd.fileno, EvFilt::READ, Ev::ADD|Ev::ONESHOT, 0, 0, rd]
thr = Thread.new do
kq.kevent(ev)
wr.syswrite "."
end
events = []
n = kq.kevent(nil, 1) do |kevent|
assert_kind_of Kevent, kevent
events << kevent
end
assert_equal 1, events.size
assert_equal rd.fileno, events[0][0]
assert_equal EvFilt::READ, events[0][1]
assert_equal 1, n
# we should be drained
events = []
n = kq.kevent(nil, 1, 0) do |kevent|
assert_kind_of Kevent, kevent
events << kevent
end
assert_equal 0, events.size
assert_equal 0, n
thr.join
# synchronous add
events = []
ev = Kevent[wr.fileno, EvFilt::WRITE, Ev::ADD|Ev::ONESHOT, 0, 0, wr]
kq.kevent(ev)
n = kq.kevent(nil, 1, 0) do |kevent|
assert_kind_of Kevent, kevent
events << kevent
end
assert_equal 1, events.size
assert_equal wr.fileno, events[0][0]
assert_equal EvFilt::WRITE, events[0][1]
assert_equal 1, n
ensure
kq.close
rd.close if rd
wr.close if wr
end
def test_usable_after_fork
kq = Kqueue.new
pid = fork do
begin
ok = false
assert_equal(0, kq.kevent(nil, 1, 0.1) { exit!(false) })
ok = true
ensure
exit!(ok)
end
end
assert_equal(0, kq.kevent(nil, 1, 0.1) { exit!(false) })
_, status = Process.waitpid2(pid)
assert status.success?, status.inspect
ensure
kq.close
end
end if defined?(SleepyPenguin::Kqueue) &&
IO.instance_methods.include?(:autoclose=)
|