mirror of
https://github.com/ruby/ruby.git
synced 2022-11-09 12:17:21 -05:00
397 lines
11 KiB
Ruby
397 lines
11 KiB
Ruby
# frozen_string_literal: true
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begin
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require "socket"
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require "io/nonblock"
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require "io/wait"
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rescue LoadError
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end
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require "test/unit"
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require "tempfile"
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require "timeout"
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class TestSocketNonblock < Test::Unit::TestCase
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def test_accept_nonblock
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serv = Socket.new(Socket::AF_INET, Socket::SOCK_STREAM, 0)
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serv.bind(Socket.sockaddr_in(0, "127.0.0.1"))
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serv.listen(5)
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assert_raise(IO::WaitReadable) { serv.accept_nonblock }
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assert_equal :wait_readable, serv.accept_nonblock(exception: false)
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assert_raise(IO::WaitReadable) { serv.accept_nonblock(exception: true) }
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c = Socket.new(Socket::AF_INET, Socket::SOCK_STREAM, 0)
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c.connect(serv.getsockname)
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begin
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s, sockaddr = serv.accept_nonblock
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rescue IO::WaitReadable
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IO.select [serv]
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s, sockaddr = serv.accept_nonblock
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end
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assert_equal(Socket.unpack_sockaddr_in(c.getsockname), Socket.unpack_sockaddr_in(sockaddr))
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if s.respond_to?(:nonblock?)
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assert_predicate(s, :nonblock?, 'accepted socket is non-blocking')
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end
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ensure
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serv.close if serv
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c.close if c
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s.close if s
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end
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def test_connect_nonblock
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serv = Socket.new(Socket::AF_INET, Socket::SOCK_STREAM, 0)
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serv.bind(Socket.sockaddr_in(0, "127.0.0.1"))
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serv.listen(5)
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c = Socket.new(Socket::AF_INET, Socket::SOCK_STREAM, 0)
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servaddr = serv.getsockname
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begin
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c.connect_nonblock(servaddr)
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rescue IO::WaitWritable
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IO.select nil, [c]
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assert_nothing_raised {
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begin
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c.connect_nonblock(servaddr)
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rescue Errno::EISCONN
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end
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}
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end
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s, sockaddr = serv.accept
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assert_equal(Socket.unpack_sockaddr_in(c.getsockname), Socket.unpack_sockaddr_in(sockaddr))
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ensure
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serv.close if serv
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c.close if c
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s.close if s
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end
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def test_connect_nonblock_no_exception
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serv = Socket.new(:INET, :STREAM)
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serv.bind(Socket.sockaddr_in(0, "127.0.0.1"))
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serv.listen(5)
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c = Socket.new(:INET, :STREAM)
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servaddr = serv.getsockname
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rv = c.connect_nonblock(servaddr, exception: false)
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case rv
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when 0
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# some OSes return immediately on non-blocking local connect()
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else
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assert_equal :wait_writable, rv
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end
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assert_equal([ [], [c], [] ], IO.select(nil, [c], nil, 60))
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assert_equal(0, c.connect_nonblock(servaddr, exception: false),
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'there should be no EISCONN error')
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s, sockaddr = serv.accept
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assert_equal(Socket.unpack_sockaddr_in(c.getsockname),
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Socket.unpack_sockaddr_in(sockaddr))
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ensure
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serv.close if serv
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c.close if c
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s.close if s
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end
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def test_udp_recvfrom_nonblock
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u1 = UDPSocket.new
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u2 = UDPSocket.new
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u1.bind("127.0.0.1", 0)
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assert_raise(IO::WaitReadable) { u1.recvfrom_nonblock(100) }
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assert_raise(IO::WaitReadable, Errno::EINVAL) { u2.recvfrom_nonblock(100) }
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u2.send("aaa", 0, u1.getsockname)
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IO.select [u1]
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mesg, inet_addr = u1.recvfrom_nonblock(100)
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assert_equal(4, inet_addr.length)
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assert_equal("aaa", mesg)
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_, port, _, _ = inet_addr
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u2_port, _ = Socket.unpack_sockaddr_in(u2.getsockname)
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assert_equal(u2_port, port)
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assert_raise(IO::WaitReadable) { u1.recvfrom_nonblock(100) }
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u2.send("", 0, u1.getsockname)
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assert_nothing_raised("cygwin 1.5.19 has a problem to send an empty UDP packet. [ruby-dev:28915]") {
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Timeout.timeout(1) { IO.select [u1] }
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}
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mesg, inet_addr = u1.recvfrom_nonblock(100)
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assert_equal("", mesg)
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ensure
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u1.close if u1
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u2.close if u2
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end
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def test_udp_recv_nonblock
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u1 = UDPSocket.new
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u2 = UDPSocket.new
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u1.bind("127.0.0.1", 0)
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assert_raise(IO::WaitReadable) { u1.recv_nonblock(100) }
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assert_raise(IO::WaitReadable, Errno::EINVAL) { u2.recv_nonblock(100) }
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u2.send("aaa", 0, u1.getsockname)
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IO.select [u1]
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mesg = u1.recv_nonblock(100)
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assert_equal("aaa", mesg)
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assert_raise(IO::WaitReadable) { u1.recv_nonblock(100) }
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u2.send("", 0, u1.getsockname)
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assert_nothing_raised("cygwin 1.5.19 has a problem to send an empty UDP packet. [ruby-dev:28915]") {
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Timeout.timeout(1) { IO.select [u1] }
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}
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mesg = u1.recv_nonblock(100)
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assert_equal("", mesg)
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buf = "short".dup
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out = "hello world" * 4
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out.freeze
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u2.send(out, 0, u1.getsockname)
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IO.select [u1]
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rv = u1.recv_nonblock(100, 0, buf)
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assert_equal rv.object_id, buf.object_id
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assert_equal out, rv
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assert_equal out, buf
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ensure
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u1.close if u1
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u2.close if u2
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end
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def test_socket_recvfrom_nonblock
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s1 = Socket.new(Socket::AF_INET, Socket::SOCK_DGRAM, 0)
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s1.bind(Socket.sockaddr_in(0, "127.0.0.1"))
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s2 = Socket.new(Socket::AF_INET, Socket::SOCK_DGRAM, 0)
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assert_raise(IO::WaitReadable) { s1.recvfrom_nonblock(100) }
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assert_raise(IO::WaitReadable, Errno::EINVAL) { s2.recvfrom_nonblock(100) }
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s2.send("aaa", 0, s1.getsockname)
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IO.select [s1]
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mesg, sockaddr = s1.recvfrom_nonblock(100)
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assert_equal("aaa", mesg)
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port, _ = Socket.unpack_sockaddr_in(sockaddr)
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s2_port, _ = Socket.unpack_sockaddr_in(s2.getsockname)
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assert_equal(s2_port, port)
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ensure
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s1.close if s1
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s2.close if s2
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end
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def tcp_pair
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serv = TCPServer.new("127.0.0.1", 0)
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_, port, _, addr = serv.addr
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c = TCPSocket.new(addr, port)
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s = serv.accept
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if block_given?
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begin
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yield c, s
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ensure
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c.close if !c.closed?
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s.close if !s.closed?
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end
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else
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return c, s
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end
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ensure
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serv.close if serv && !serv.closed?
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end
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def udp_pair
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s1 = UDPSocket.new
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s1.bind('127.0.0.1', 0)
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_, port1, _, addr1 = s1.addr
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s2 = UDPSocket.new
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s2.bind('127.0.0.1', 0)
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_, port2, _, addr2 = s2.addr
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s1.connect(addr2, port2)
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s2.connect(addr1, port1)
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if block_given?
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begin
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yield s1, s2
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ensure
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s1.close if !s1.closed?
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s2.close if !s2.closed?
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end
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else
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return s1, s2
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end
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end
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def test_tcp_recv_nonblock
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c, s = tcp_pair
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assert_raise(IO::WaitReadable) { c.recv_nonblock(100) }
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assert_raise(IO::WaitReadable) { s.recv_nonblock(100) }
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c.write("abc")
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IO.select [s]
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assert_equal("a", s.recv_nonblock(1))
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assert_equal("bc", s.recv_nonblock(100))
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assert_raise(IO::WaitReadable) { s.recv_nonblock(100) }
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ensure
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c.close if c
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s.close if s
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end
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def test_read_nonblock
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c, s = tcp_pair
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assert_raise(IO::WaitReadable) { c.read_nonblock(100) }
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assert_raise(IO::WaitReadable) { s.read_nonblock(100) }
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c.write("abc")
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IO.select [s]
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assert_equal("a", s.read_nonblock(1))
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assert_equal("bc", s.read_nonblock(100))
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assert_raise(IO::WaitReadable) { s.read_nonblock(100) }
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ensure
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c.close if c
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s.close if s
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end
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def test_read_nonblock_no_exception
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c, s = tcp_pair
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assert_equal :wait_readable, c.read_nonblock(100, exception: false)
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assert_equal :wait_readable, s.read_nonblock(100, exception: false)
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c.write("abc")
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IO.select [s]
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assert_equal("a", s.read_nonblock(1, exception: false))
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assert_equal("bc", s.read_nonblock(100, exception: false))
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assert_equal :wait_readable, s.read_nonblock(100, exception: false)
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ensure
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c.close if c
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s.close if s
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end
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=begin
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def test_write_nonblock
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c, s = tcp_pair
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str = "a" * 10000
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_, ws, _ = IO.select(nil, [c], nil)
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assert_equal([c], ws)
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ret = c.write_nonblock(str)
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assert_operator(ret, :>, 0)
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loop {
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assert_raise(IO::WaitWritable) {
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loop {
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ret = c.write_nonblock(str)
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assert_operator(ret, :>, 0)
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}
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}
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_, ws, _ = IO.select(nil, [c], nil, 0)
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break if !ws
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}
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ensure
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c.close if c
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s.close if s
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end
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=end
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def test_sendmsg_nonblock_error
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udp_pair {|s1, s2|
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begin
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loop {
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s1.sendmsg_nonblock("a" * 100000)
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}
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rescue NotImplementedError, Errno::ENOSYS
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omit "sendmsg not implemented on this platform: #{$!}"
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rescue Errno::EMSGSIZE
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# UDP has 64K limit (if no Jumbograms). No problem.
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rescue Errno::EWOULDBLOCK
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assert_kind_of(IO::WaitWritable, $!)
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end
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}
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end
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def test_recvfrom_nonblock_no_exception
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udp_pair do |s1, s2|
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assert_equal :wait_readable, s1.recvfrom_nonblock(100, exception: false)
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s2.send("aaa", 0)
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assert_predicate s1, :wait_readable
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mesg, inet_addr = s1.recvfrom_nonblock(100, exception: false)
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assert_equal(4, inet_addr.length)
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assert_equal("aaa", mesg)
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end
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end
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if defined?(UNIXSocket) && defined?(Socket::SOCK_SEQPACKET)
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def test_sendmsg_nonblock_seqpacket
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buf = '*' * 4096
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UNIXSocket.pair(:SEQPACKET) do |s1, s2|
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assert_raise(IO::WaitWritable) do
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loop { s1.sendmsg_nonblock(buf) }
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end
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end
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rescue NotImplementedError, Errno::ENOSYS, Errno::EPROTONOSUPPORT
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omit "UNIXSocket.pair(:SEQPACKET) not implemented on this platform: #{$!}"
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end
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def test_sendmsg_nonblock_no_exception
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buf = '*' * 4096
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UNIXSocket.pair(:SEQPACKET) do |s1, s2|
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n = 0
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Timeout.timeout(60) do
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case rv = s1.sendmsg_nonblock(buf, exception: false)
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when Integer
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n += rv
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when :wait_writable
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break
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else
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flunk "unexpected return value: #{rv.inspect}"
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end while true
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assert_equal :wait_writable, rv
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assert_operator n, :>, 0
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end
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end
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rescue NotImplementedError, Errno::ENOSYS, Errno::EPROTONOSUPPORT
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omit "UNIXSocket.pair(:SEQPACKET) not implemented on this platform: #{$!}"
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end
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end
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def test_recvmsg_nonblock_error
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udp_pair {|s1, s2|
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begin
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s1.recvmsg_nonblock(4096)
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rescue NotImplementedError
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omit "recvmsg not implemented on this platform."
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rescue Errno::EWOULDBLOCK
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assert_kind_of(IO::WaitReadable, $!)
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end
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assert_equal :wait_readable, s1.recvmsg_nonblock(11, exception: false)
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}
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end
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def test_recv_nonblock_error
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tcp_pair {|c, s|
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begin
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c.recv_nonblock(4096)
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rescue Errno::EWOULDBLOCK
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assert_kind_of(IO::WaitReadable, $!)
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end
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}
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end
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def test_recv_nonblock_no_exception
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tcp_pair {|c, s|
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assert_equal :wait_readable, c.recv_nonblock(11, exception: false)
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s.write('HI')
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assert_predicate c, :wait_readable
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assert_equal 'HI', c.recv_nonblock(11, exception: false)
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assert_equal :wait_readable, c.recv_nonblock(11, exception: false)
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}
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end
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def test_connect_nonblock_error
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serv = TCPServer.new("127.0.0.1", 0)
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_, port, _, _ = serv.addr
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c = Socket.new(:INET, :STREAM)
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begin
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c.connect_nonblock(Socket.sockaddr_in(port, "127.0.0.1"))
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rescue Errno::EINPROGRESS
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assert_kind_of(IO::WaitWritable, $!)
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end
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ensure
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serv.close if serv && !serv.closed?
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c.close if c && !c.closed?
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end
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def test_accept_nonblock_error
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serv = Socket.new(:INET, :STREAM)
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serv.bind(Socket.sockaddr_in(0, "127.0.0.1"))
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serv.listen(5)
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begin
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s, _ = serv.accept_nonblock
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rescue Errno::EWOULDBLOCK
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assert_kind_of(IO::WaitReadable, $!)
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end
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ensure
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serv.close if serv && !serv.closed?
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s.close if s && !s.closed?
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end
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end if defined?(Socket)
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