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| | require_relative 'helper'
class TestKqueueIO < Test::Unit::TestCase
include SleepyPenguin
def setup
@to_close = []
end
def teardown
@to_close.each do |io|
io.close unless io.closed?
end
end
def test_io_like
kq = Kqueue::IO.new
@to_close << kq
assert_equal kq, kq.to_io
assert_kind_of Integer, kq.fileno
end
def test_bad_type
kq = Kqueue::IO.new
@to_close << kq
assert_raises(TypeError) { kq.kevent("HI") }
end
def test_delete
kq = Kqueue::IO.new
@to_close << kq
r, w = IO.pipe
@to_close << r
@to_close << w
kq.kevent(Kevent[r.fileno, EvFilt::READ, Ev::ADD, 0, 0, r])
w.syswrite "."
2.times do
got = []
kq.kevent(nil, 1, 0) { |*args| got << args }
assert_equal 1, got.size
end
kq.kevent(Kevent[r.fileno, EvFilt::READ|EvFilt::WRITE, Ev::DELETE, 0, 0, 0])
got = []
kq.kevent(nil, 1, 0) { |*args| got << args }
assert_equal 0, got.size
end
def test_multi_event
kq = Kqueue::IO.new
@to_close << kq
list = []
pipes = [ IO.pipe, IO.pipe, IO.pipe, IO.pipe ]
pipes.each do |(r,w)|
@to_close << r
@to_close << w
list << Kevent[r.fileno, EvFilt::READ, Ev::ADD|Ev::ONESHOT, 0, 0, r]
end
kq.kevent(list)
pipes.each do |(_,w)|
w.syswrite('.')
end
received = []
seen = {}
kq.kevent(nil, 1) do |*args|
received << args
assert_equal 6, args.size
assert_kind_of IO, args[5]
assert_nil seen[args[5]]
seen[args[5]] = true
end
assert_equal 1, received.size
kq.kevent(nil, 666) do |*args|
received << args
assert_equal 6, args.size
assert_kind_of IO, args[5]
assert_nil seen[args[5]]
seen[args[5]] = true
end
assert_equal 4, received.size
end
def test_xthread
kq = Kqueue::IO.new
assert_kind_of IO, kq
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 |ident,filter,flags,fflags,data,udata|
events << [ ident,filter,flags,fflags,data,udata ]
end
assert_equal 1, events.size
assert_equal rd.fileno, events[0][0]
assert_equal EvFilt::READ, events[0][1]
assert_equal 1, n
thr.join
# we should be drained
events = []
n = kq.kevent(nil, 1, 0) do |ident,filter,flags,fflags,data,udata|
events << [ ident,filter,flags,fflags,data,udata ]
end
assert_equal 0, events.size
assert_equal 0, n
# 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 |ident,filter,flags,fflags,data,udata|
events << [ ident,filter,flags,fflags,data,udata ]
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
end if defined?(SleepyPenguin::Kqueue::IO)
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