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| | require_relative 'helper'
require 'fcntl'
class TestEventFD < Test::Unit::TestCase
include SleepyPenguin
def test_constants
defined?(EventFD::NONBLOCK) and
assert_kind_of Integer, EventFD::NONBLOCK
defined?(EventFD::CLOEXEC) and
assert_kind_of Integer, EventFD::CLOEXEC
defined?(EventFD::SEMAPHORE) and
assert_kind_of Integer, EventFD::SEMAPHORE
assert_equal 0xfffffffffffffffe, EventFD::MAX
end
def test_new
efd = EventFD.new 0
assert_kind_of(IO, efd)
check_cloexec(efd)
end
def test_new_nonblock
efd = EventFD.new(0, EventFD::NONBLOCK)
flags = efd.fcntl(Fcntl::F_GETFL) & Fcntl::O_NONBLOCK
assert_equal(Fcntl::O_NONBLOCK, flags)
end if defined?(EventFD::NONBLOCK)
def test_new_nonblock_cloexec_sym
efd = EventFD.new(0, [:NONBLOCK,:CLOEXEC])
flags = efd.fcntl(Fcntl::F_GETFL) & Fcntl::O_NONBLOCK
assert_equal(Fcntl::O_NONBLOCK, flags)
flags = efd.fcntl(Fcntl::F_GETFD) & Fcntl::FD_CLOEXEC
assert_equal(Fcntl::FD_CLOEXEC, flags)
end if defined?(EventFD::NONBLOCK) && defined?(EventFD::CLOEXEC)
def test_new_cloexec
efd = EventFD.new(0, EventFD::CLOEXEC)
flags = efd.fcntl(Fcntl::F_GETFD) & Fcntl::FD_CLOEXEC
assert_equal(Fcntl::FD_CLOEXEC, flags)
end if defined?(EventFD::CLOEXEC)
def test_incr_value
efd = EventFD.new(0)
assert_equal true, efd.incr(1)
assert_equal 1, efd.value
assert_nil efd.value(true)
assert_equal true, efd.incr(9)
assert_equal 9, efd.value(true)
assert_equal true, efd.incr(0xfffffffffffffffe)
assert_equal false, efd.incr(1, true)
end
def test_incr_value_semaphore
efd = EventFD.new(6, :SEMAPHORE)
6.times { assert_equal 1, efd.value }
assert_nil efd.value(true)
assert_equal true, efd.incr(1)
assert_equal 1, efd.value
end
end if defined?(SleepyPenguin::EventFD)
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