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| | require_relative 'helper'
require 'fcntl'
class TestTimerFD < Test::Unit::TestCase
include SleepyPenguin
def test_constants
assert_kind_of Integer, TimerFD::REALTIME
assert_kind_of Integer, TimerFD::MONOTONIC
end
def test_create
tfd = TimerFD.new
assert_kind_of(IO, tfd)
check_cloexec(tfd)
end
def test_create_nonblock
tfd = TimerFD.new(TimerFD::REALTIME, TimerFD::NONBLOCK)
flags = tfd.fcntl(Fcntl::F_GETFL) & Fcntl::O_NONBLOCK
assert_equal(Fcntl::O_NONBLOCK, flags)
end if defined?(TimerFD::NONBLOCK)
def test_create_nonblock_sym
tfd = TimerFD.new(:REALTIME, :NONBLOCK)
flags = tfd.fcntl(Fcntl::F_GETFL) & Fcntl::O_NONBLOCK
assert_equal(Fcntl::O_NONBLOCK, flags)
end if defined?(TimerFD::NONBLOCK)
def test_create_cloexec
tfd = TimerFD.new(TimerFD::REALTIME, TimerFD::CLOEXEC)
flags = tfd.fcntl(Fcntl::F_GETFD) & Fcntl::FD_CLOEXEC
assert_equal(Fcntl::FD_CLOEXEC, flags)
end if defined?(TimerFD::CLOEXEC)
def test_settime
tfd = TimerFD.new(TimerFD::REALTIME)
assert_equal([0, 0], tfd.settime(TimerFD::ABSTIME, 0, 0.01))
sleep 0.01
assert_equal 1, tfd.expirations
end
def test_settime_symbol
tfd = TimerFD.new(:REALTIME)
assert_equal([0, 0], tfd.settime(:ABSTIME, 0, 0.01))
sleep 0.01
assert_equal 1, tfd.expirations
end
def test_gettime
tfd = TimerFD.new :REALTIME
now = Time.now.to_i
assert_equal([0, 0], tfd.settime(nil, 0, now + 5))
interval, value = tfd.gettime
assert_equal 0, interval
assert_in_delta now + 5, value, 0.01
end
def test_expirations_nonblock
tfd = TimerFD.new(:MONOTONIC)
assert_equal([0, 0], tfd.settime(0, 0, 0.05))
assert_nil tfd.expirations(true)
sleep 0.05
assert_equal 1, tfd.expirations
end
end if defined?(SleepyPenguin::TimerFD)
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