зеркало из https://github.com/github/ruby.git
758 строки
21 KiB
Ruby
758 строки
21 KiB
Ruby
# frozen_string_literal: true
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begin
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require "socket"
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require "tmpdir"
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require "fcntl"
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require "etc"
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require "test/unit"
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rescue LoadError
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end
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class TestSocket < Test::Unit::TestCase
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def test_socket_new
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begin
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s = Socket.new(:INET, :STREAM)
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assert_kind_of(Socket, s)
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ensure
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s.close
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end
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end
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def test_socket_new_cloexec
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return unless defined? Fcntl::FD_CLOEXEC
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begin
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s = Socket.new(:INET, :STREAM)
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assert(s.close_on_exec?)
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ensure
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s.close
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end
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end
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def test_unpack_sockaddr
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sockaddr_in = Socket.sockaddr_in(80, "")
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assert_raise(ArgumentError) { Socket.unpack_sockaddr_un(sockaddr_in) }
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sockaddr_un = Socket.sockaddr_un("/testdir/s")
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assert_raise(ArgumentError) { Socket.unpack_sockaddr_in(sockaddr_un) }
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assert_raise(ArgumentError) { Socket.unpack_sockaddr_in("") }
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assert_raise(ArgumentError) { Socket.unpack_sockaddr_un("") }
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end if Socket.respond_to?(:sockaddr_un)
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def test_sysaccept
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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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c.connect(serv.getsockname)
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fd, peeraddr = serv.sysaccept
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assert_equal(c.getsockname, peeraddr.to_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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IO.for_fd(fd).close if fd
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end
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def test_initialize
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Socket.open(Socket::AF_INET, Socket::SOCK_STREAM, 0) {|s|
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s.bind(Socket.sockaddr_in(0, "127.0.0.1"))
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addr = s.getsockname
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assert_nothing_raised { Socket.unpack_sockaddr_in(addr) }
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assert_raise(ArgumentError, NoMethodError) { Socket.unpack_sockaddr_un(addr) }
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}
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Socket.open("AF_INET", "SOCK_STREAM", 0) {|s|
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s.bind(Socket.sockaddr_in(0, "127.0.0.1"))
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addr = s.getsockname
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assert_nothing_raised { Socket.unpack_sockaddr_in(addr) }
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assert_raise(ArgumentError, NoMethodError) { Socket.unpack_sockaddr_un(addr) }
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}
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Socket.open(:AF_INET, :SOCK_STREAM, 0) {|s|
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s.bind(Socket.sockaddr_in(0, "127.0.0.1"))
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addr = s.getsockname
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assert_nothing_raised { Socket.unpack_sockaddr_in(addr) }
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assert_raise(ArgumentError, NoMethodError) { Socket.unpack_sockaddr_un(addr) }
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}
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end
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def test_bind
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Socket.open(Socket::AF_INET, Socket::SOCK_STREAM, 0) {|bound|
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bound.bind(Socket.sockaddr_in(0, "127.0.0.1"))
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addr = bound.getsockname
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port, = Socket.unpack_sockaddr_in(addr)
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Socket.open(Socket::AF_INET, Socket::SOCK_STREAM, 0) {|s|
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e = assert_raise(Errno::EADDRINUSE) do
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s.bind(Socket.sockaddr_in(port, "127.0.0.1"))
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end
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assert_match "bind(2) for 127.0.0.1:#{port}", e.message
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}
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}
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end
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def test_getaddrinfo
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# This should not send a DNS query because AF_UNIX.
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assert_raise(SocketError) { Socket.getaddrinfo("www.kame.net", 80, "AF_UNIX") }
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end
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def test_getaddrinfo_raises_no_errors_on_port_argument_of_0 # [ruby-core:29427]
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assert_nothing_raised('[ruby-core:29427]'){ Socket.getaddrinfo('localhost', 0, Socket::AF_INET, Socket::SOCK_STREAM, nil, Socket::AI_CANONNAME) }
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assert_nothing_raised('[ruby-core:29427]'){ Socket.getaddrinfo('localhost', '0', Socket::AF_INET, Socket::SOCK_STREAM, nil, Socket::AI_CANONNAME) }
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assert_nothing_raised('[ruby-core:29427]'){ Socket.getaddrinfo('localhost', '00', Socket::AF_INET, Socket::SOCK_STREAM, nil, Socket::AI_CANONNAME) }
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assert_raise(SocketError, '[ruby-core:29427]'){ Socket.getaddrinfo(nil, nil, Socket::AF_INET, Socket::SOCK_STREAM, nil, Socket::AI_CANONNAME) }
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assert_nothing_raised('[ruby-core:29427]'){ TCPServer.open('localhost', 0) {} }
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end
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def test_getnameinfo
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assert_raise(SocketError) { Socket.getnameinfo(["AF_UNIX", 80, "0.0.0.0"]) }
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assert_raise(ArgumentError) {Socket.getnameinfo(["AF_INET", "http\0", "example.net"])}
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assert_raise(ArgumentError) {Socket.getnameinfo(["AF_INET", "http", "example.net\0"])}
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end
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def test_ip_address_list
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begin
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list = Socket.ip_address_list
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rescue NotImplementedError
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return
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end
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list.each {|ai|
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assert_instance_of(Addrinfo, ai)
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assert(ai.ip?)
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}
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end
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def test_ip_address_list_include_localhost
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begin
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list = Socket.ip_address_list
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rescue NotImplementedError
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return
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end
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assert_includes list.map(&:ip_address), Addrinfo.tcp("localhost", 0).ip_address
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end
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def test_tcp
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TCPServer.open(0) {|serv|
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addr = serv.connect_address
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addr.connect {|s1|
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s2 = serv.accept
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begin
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assert_equal(s2.remote_address.ip_unpack, s1.local_address.ip_unpack)
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ensure
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s2.close
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end
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}
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}
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end
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def test_tcp_cloexec
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return unless defined? Fcntl::FD_CLOEXEC
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TCPServer.open(0) {|serv|
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addr = serv.connect_address
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addr.connect {|s1|
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s2 = serv.accept
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begin
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assert(s2.close_on_exec?)
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ensure
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s2.close
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end
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}
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}
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end
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def random_port
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# IANA suggests dynamic port for 49152 to 65535
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# http://www.iana.org/assignments/port-numbers
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49152 + rand(65535-49152+1)
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end
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def errors_addrinuse
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[Errno::EADDRINUSE]
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end
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def test_tcp_server_sockets
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port = random_port
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begin
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sockets = Socket.tcp_server_sockets(port)
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rescue *errors_addrinuse
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return # not test failure
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end
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begin
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sockets.each {|s|
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assert_equal(port, s.local_address.ip_port)
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}
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ensure
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sockets.each {|s|
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s.close
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}
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end
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end
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def test_tcp_server_sockets_port0
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sockets = Socket.tcp_server_sockets(0)
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ports = sockets.map {|s| s.local_address.ip_port }
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the_port = ports.first
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ports.each {|port|
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assert_equal(the_port, port)
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}
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ensure
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if sockets
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sockets.each {|s|
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s.close
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}
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end
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end
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if defined? UNIXSocket
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def test_unix
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Dir.mktmpdir {|tmpdir|
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path = "#{tmpdir}/sock"
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UNIXServer.open(path) {|serv|
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Socket.unix(path) {|s1|
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s2 = serv.accept
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begin
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s2raddr = s2.remote_address
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s1laddr = s1.local_address
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assert(s2raddr.to_sockaddr.empty? ||
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s1laddr.to_sockaddr.empty? ||
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s2raddr.unix_path == s1laddr.unix_path)
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assert(s2.close_on_exec?)
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ensure
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s2.close
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end
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}
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}
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}
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end
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def test_unix_server_socket
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Dir.mktmpdir {|tmpdir|
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path = "#{tmpdir}/sock"
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2.times {
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serv = Socket.unix_server_socket(path)
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begin
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assert_kind_of(Socket, serv)
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assert(File.socket?(path))
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assert_equal(path, serv.local_address.unix_path)
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ensure
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serv.close
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end
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}
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}
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end
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def test_accept_loop_with_unix
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Dir.mktmpdir {|tmpdir|
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tcp_servers = []
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clients = []
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accepted = []
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begin
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tcp_servers = Socket.tcp_server_sockets(0)
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unix_server = Socket.unix_server_socket("#{tmpdir}/sock")
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tcp_servers.each {|s|
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addr = s.connect_address
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begin
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clients << addr.connect
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rescue
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# allow failure if the address is IPv6
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raise unless addr.ipv6?
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end
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}
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addr = unix_server.connect_address
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assert_nothing_raised("connect to #{addr.inspect}") {
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clients << addr.connect
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}
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Socket.accept_loop(tcp_servers, unix_server) {|s|
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accepted << s
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break if clients.length == accepted.length
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}
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assert_equal(clients.length, accepted.length)
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ensure
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tcp_servers.each {|s| s.close if !s.closed? }
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unix_server.close if unix_server && !unix_server.closed?
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clients.each {|s| s.close if !s.closed? }
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accepted.each {|s| s.close if !s.closed? }
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end
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}
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end
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end
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def test_accept_loop
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servers = []
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begin
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servers = Socket.tcp_server_sockets(0)
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port = servers[0].local_address.ip_port
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Socket.tcp("localhost", port) {|s1|
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Socket.accept_loop(servers) {|s2, client_ai|
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begin
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assert_equal(s1.local_address.ip_unpack, client_ai.ip_unpack)
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ensure
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s2.close
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end
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break
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}
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}
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ensure
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servers.each {|s| s.close if !s.closed? }
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end
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end
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def test_accept_loop_multi_port
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servers = []
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begin
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servers = Socket.tcp_server_sockets(0)
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port = servers[0].local_address.ip_port
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servers2 = Socket.tcp_server_sockets(0)
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servers.concat servers2
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port2 = servers2[0].local_address.ip_port
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Socket.tcp("localhost", port) {|s1|
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Socket.accept_loop(servers) {|s2, client_ai|
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begin
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assert_equal(s1.local_address.ip_unpack, client_ai.ip_unpack)
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ensure
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s2.close
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end
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break
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}
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}
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Socket.tcp("localhost", port2) {|s1|
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Socket.accept_loop(servers) {|s2, client_ai|
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begin
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assert_equal(s1.local_address.ip_unpack, client_ai.ip_unpack)
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ensure
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s2.close
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end
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break
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}
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}
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ensure
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servers.each {|s| s.close if !s.closed? }
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end
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end
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def test_udp_server
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begin
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ifaddrs = Socket.getifaddrs
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rescue NotImplementedError
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skip "Socket.getifaddrs not implemented"
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end
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ifconfig = nil
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Socket.udp_server_sockets(0) {|sockets|
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famlies = {}
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sockets.each {|s| famlies[s.local_address.afamily] = s }
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nd6 = {}
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ifaddrs.reject! {|ifa|
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ai = ifa.addr
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next true unless ai
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s = famlies[ai.afamily]
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next true unless s
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next true if ai.ipv6_linklocal? # IPv6 link-local address is too troublesome in this test.
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case RUBY_PLATFORM
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when /linux/
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if ai.ip_address.include?('%') and
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(Etc.uname[:release][/[0-9.]+/].split('.').map(&:to_i) <=> [2,6,18]) <= 0
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# Cent OS 5.6 (2.6.18-238.19.1.el5xen) doesn't correctly work
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# sendmsg with pktinfo for link-local ipv6 addresses
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next true
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end
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when /freebsd/
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if ifa.addr.ipv6_linklocal?
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# FreeBSD 9.0 with default setting (ipv6_activate_all_interfaces
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# is not YES) sets IFDISABLED to interfaces which don't have
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# global IPv6 address.
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# Link-local IPv6 addresses on those interfaces don't work.
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ulSIOCGIFINFO_IN6 = 3225971052
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ulND6_IFF_IFDISABLED = 8
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in6_ondireq = ifa.name
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s.ioctl(ulSIOCGIFINFO_IN6, in6_ondireq)
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flag = in6_ondireq.unpack('A16L6').last
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next true if flag & ulND6_IFF_IFDISABLED != 0
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nd6[ai] = flag
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end
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when /darwin/
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if !ai.ipv6?
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elsif ai.ipv6_unique_local? && /darwin1[01]\./ =~ RUBY_PLATFORM
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next true # iCloud addresses do not work, see Bug #6692
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elsif ifr_name = ai.ip_address[/%(.*)/, 1]
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# Mac OS X may sets IFDISABLED as FreeBSD does
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ulSIOCGIFFLAGS = 3223349521
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ulSIOCGIFINFO_IN6 = 3224398156
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ulIFF_POINTOPOINT = 0x10
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ulND6_IFF_IFDISABLED = 8
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in6_ondireq = ifr_name
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s.ioctl(ulSIOCGIFINFO_IN6, in6_ondireq)
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flag = in6_ondireq.unpack('A16L6').last
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next true if (flag & ulND6_IFF_IFDISABLED) != 0
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nd6[ai] = flag
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in6_ifreq = [ifr_name,ai.to_sockaddr].pack('a16A*')
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s.ioctl(ulSIOCGIFFLAGS, in6_ifreq)
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next true if in6_ifreq.unpack('A16L1').last & ulIFF_POINTOPOINT != 0
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end
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ifconfig ||= `/sbin/ifconfig`
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next true if ifconfig.scan(/^(\w+):(.*(?:\n\t.*)*)/).find do |_ifname, value|
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value.include?(ai.ip_address) && value.include?('POINTOPOINT')
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end
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end
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false
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}
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skipped = false
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begin
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port = sockets.first.local_address.ip_port
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ping_p = false
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th = Thread.new {
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Socket.udp_server_loop_on(sockets) {|msg, msg_src|
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break if msg == "exit"
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rmsg = Marshal.dump([msg, msg_src.remote_address, msg_src.local_address])
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ping_p = true
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msg_src.reply rmsg
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}
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}
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ifaddrs.each {|ifa|
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ai = ifa.addr
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Addrinfo.udp(ai.ip_address, port).connect {|s|
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ping_p = false
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msg1 = "<<<#{ai.inspect}>>>"
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s.sendmsg msg1
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unless IO.select([s], nil, nil, 10)
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nd6options = nd6.key?(ai) ? "nd6=%x " % nd6[ai] : ''
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raise "no response from #{ifa.inspect} #{nd6options}ping=#{ping_p}"
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end
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msg2, addr = s.recvmsg
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msg2, _, _ = Marshal.load(msg2)
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assert_equal(msg1, msg2)
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assert_equal(ai.ip_address, addr.ip_address)
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}
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}
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rescue NotImplementedError, Errno::ENOSYS
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skipped = true
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skip "need sendmsg and recvmsg: #{$!}"
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rescue RuntimeError
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skipped = true
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skip "UDP server is no response: #{$!}"
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ensure
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if th
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if skipped
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Thread.kill th unless th.join(10)
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else
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Addrinfo.udp("127.0.0.1", port).connect {|s| s.sendmsg "exit" }
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unless th.join(10)
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Thread.kill th
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th.join(10)
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raise "thread killed"
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end
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end
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end
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end
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}
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end
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def test_linger
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opt = Socket::Option.linger(true, 0)
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assert_equal([true, 0], opt.linger)
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Addrinfo.tcp("127.0.0.1", 0).listen {|serv|
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serv.local_address.connect {|s1|
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s2, _ = serv.accept
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begin
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s1.setsockopt(opt)
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s1.close
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assert_raise(Errno::ECONNRESET) { s2.read }
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ensure
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s2.close
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end
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}
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}
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end
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def timestamp_retry_rw(s1, s2, t1, type)
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IO.pipe do |r,w|
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# UDP may not be reliable, keep sending until recvmsg returns:
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th = Thread.new do
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n = 0
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begin
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s2.send("a", 0, s1.local_address)
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n += 1
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end while IO.select([r], nil, nil, 0.1).nil?
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n
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end
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timeout = (defined?(RubyVM::JIT) && RubyVM::JIT.enabled? ? 120 : 30) # for --jit-wait
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assert_equal([[s1],[],[]], IO.select([s1], nil, nil, timeout))
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msg, _, _, stamp = s1.recvmsg
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assert_equal("a", msg)
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assert(stamp.cmsg_is?(:SOCKET, type))
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w.close # stop th
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n = th.value
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n > 1 and
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warn "UDP packet loss for #{type} over loopback, #{n} tries needed"
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t2 = Time.now.strftime("%Y-%m-%d")
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pat = Regexp.union([t1, t2].uniq)
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assert_match(pat, stamp.inspect)
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t = stamp.timestamp
|
|
assert_match(pat, t.strftime("%Y-%m-%d"))
|
|
stamp
|
|
end
|
|
end
|
|
|
|
def test_timestamp
|
|
return if /linux|freebsd|netbsd|openbsd|solaris|darwin/ !~ RUBY_PLATFORM
|
|
return if !defined?(Socket::AncillaryData) || !defined?(Socket::SO_TIMESTAMP)
|
|
t1 = Time.now.strftime("%Y-%m-%d")
|
|
stamp = nil
|
|
Addrinfo.udp("127.0.0.1", 0).bind {|s1|
|
|
Addrinfo.udp("127.0.0.1", 0).bind {|s2|
|
|
s1.setsockopt(:SOCKET, :TIMESTAMP, true)
|
|
stamp = timestamp_retry_rw(s1, s2, t1, :TIMESTAMP)
|
|
}
|
|
}
|
|
t = stamp.timestamp
|
|
pat = /\.#{"%06d" % t.usec}/
|
|
assert_match(pat, stamp.inspect)
|
|
end
|
|
|
|
def test_timestampns
|
|
return if /linux/ !~ RUBY_PLATFORM || !defined?(Socket::SO_TIMESTAMPNS)
|
|
t1 = Time.now.strftime("%Y-%m-%d")
|
|
stamp = nil
|
|
Addrinfo.udp("127.0.0.1", 0).bind {|s1|
|
|
Addrinfo.udp("127.0.0.1", 0).bind {|s2|
|
|
begin
|
|
s1.setsockopt(:SOCKET, :TIMESTAMPNS, true)
|
|
rescue Errno::ENOPROTOOPT
|
|
# SO_TIMESTAMPNS is available since Linux 2.6.22
|
|
return
|
|
end
|
|
stamp = timestamp_retry_rw(s1, s2, t1, :TIMESTAMPNS)
|
|
}
|
|
}
|
|
t = stamp.timestamp
|
|
pat = /\.#{"%09d" % t.nsec}/
|
|
assert_match(pat, stamp.inspect)
|
|
end
|
|
|
|
def test_bintime
|
|
return if /freebsd/ !~ RUBY_PLATFORM
|
|
t1 = Time.now.strftime("%Y-%m-%d")
|
|
stamp = nil
|
|
Addrinfo.udp("127.0.0.1", 0).bind {|s1|
|
|
Addrinfo.udp("127.0.0.1", 0).bind {|s2|
|
|
s1.setsockopt(:SOCKET, :BINTIME, true)
|
|
s2.send "a", 0, s1.local_address
|
|
msg, _, _, stamp = s1.recvmsg
|
|
assert_equal("a", msg)
|
|
assert(stamp.cmsg_is?(:SOCKET, :BINTIME))
|
|
}
|
|
}
|
|
t2 = Time.now.strftime("%Y-%m-%d")
|
|
pat = Regexp.union([t1, t2].uniq)
|
|
assert_match(pat, stamp.inspect)
|
|
t = stamp.timestamp
|
|
assert_match(pat, t.strftime("%Y-%m-%d"))
|
|
assert_equal(stamp.data[-8,8].unpack("Q")[0], t.subsec * 2**64)
|
|
end
|
|
|
|
def test_closed_read
|
|
require 'timeout'
|
|
require 'socket'
|
|
bug4390 = '[ruby-core:35203]'
|
|
server = TCPServer.new("localhost", 0)
|
|
serv_thread = Thread.new {server.accept}
|
|
begin sleep(0.1) end until serv_thread.stop?
|
|
sock = TCPSocket.new("localhost", server.addr[1])
|
|
client_thread = Thread.new do
|
|
assert_raise(IOError, bug4390) {
|
|
sock.readline
|
|
}
|
|
end
|
|
begin sleep(0.1) end until client_thread.stop?
|
|
Timeout.timeout(1) do
|
|
sock.close
|
|
sock = nil
|
|
client_thread.join
|
|
end
|
|
ensure
|
|
serv_thread.value.close
|
|
server.close
|
|
end
|
|
|
|
def test_connect_timeout
|
|
host = "127.0.0.1"
|
|
server = TCPServer.new(host, 0)
|
|
port = server.addr[1]
|
|
serv_thread = Thread.new {server.accept}
|
|
sock = Socket.tcp(host, port, :connect_timeout => 30)
|
|
accepted = serv_thread.value
|
|
assert_kind_of TCPSocket, accepted
|
|
assert_equal sock, IO.select(nil, [ sock ])[1][0], "not writable"
|
|
sock.close
|
|
|
|
# some platforms may not timeout when the listener queue overflows,
|
|
# but we know Linux does with the default listen backlog of SOMAXCONN for
|
|
# TCPServer.
|
|
assert_raise(Errno::ETIMEDOUT) do
|
|
(Socket::SOMAXCONN*2).times do |i|
|
|
sock = Socket.tcp(host, port, :connect_timeout => 0)
|
|
assert_equal sock, IO.select(nil, [ sock ])[1][0],
|
|
"not writable (#{i})"
|
|
sock.close
|
|
end
|
|
end if RUBY_PLATFORM =~ /linux/
|
|
ensure
|
|
server.close
|
|
accepted.close if accepted
|
|
sock.close if sock && ! sock.closed?
|
|
end
|
|
|
|
def test_getifaddrs
|
|
begin
|
|
list = Socket.getifaddrs
|
|
rescue NotImplementedError
|
|
return
|
|
end
|
|
list.each {|ifaddr|
|
|
assert_instance_of(Socket::Ifaddr, ifaddr)
|
|
}
|
|
end
|
|
|
|
def test_connect_in_rescue
|
|
serv = Addrinfo.tcp(nil, 0).listen
|
|
addr = serv.connect_address
|
|
begin
|
|
raise "dummy error"
|
|
rescue
|
|
s = addr.connect
|
|
assert(!s.closed?)
|
|
end
|
|
ensure
|
|
serv.close if serv && !serv.closed?
|
|
s.close if s && !s.closed?
|
|
end
|
|
|
|
def test_bind_in_rescue
|
|
begin
|
|
raise "dummy error"
|
|
rescue
|
|
s = Addrinfo.tcp(nil, 0).bind
|
|
assert(!s.closed?)
|
|
end
|
|
ensure
|
|
s.close if s && !s.closed?
|
|
end
|
|
|
|
def test_listen_in_rescue
|
|
begin
|
|
raise "dummy error"
|
|
rescue
|
|
s = Addrinfo.tcp(nil, 0).listen
|
|
assert(!s.closed?)
|
|
end
|
|
ensure
|
|
s.close if s && !s.closed?
|
|
end
|
|
|
|
def test_udp_server_sockets_in_rescue
|
|
begin
|
|
raise "dummy error"
|
|
rescue
|
|
ss = Socket.udp_server_sockets(0)
|
|
ss.each {|s|
|
|
assert(!s.closed?)
|
|
}
|
|
end
|
|
ensure
|
|
if ss
|
|
ss.each {|s|
|
|
s.close if !s.closed?
|
|
}
|
|
end
|
|
end
|
|
|
|
def test_tcp_server_sockets_in_rescue
|
|
begin
|
|
raise "dummy error"
|
|
rescue
|
|
ss = Socket.tcp_server_sockets(0)
|
|
ss.each {|s|
|
|
assert(!s.closed?)
|
|
}
|
|
end
|
|
ensure
|
|
if ss
|
|
ss.each {|s|
|
|
s.close if !s.closed?
|
|
}
|
|
end
|
|
end
|
|
|
|
def test_recvmsg_udp_no_arg
|
|
n = 4097
|
|
s1 = Addrinfo.udp("127.0.0.1", 0).bind
|
|
s2 = s1.connect_address.connect
|
|
s2.send("a" * n, 0)
|
|
ret = s1.recvmsg
|
|
assert_equal n, ret[0].bytesize, '[ruby-core:71517] [Bug #11701]'
|
|
|
|
s2.send("a" * n, 0)
|
|
IO.select([s1])
|
|
ret = s1.recvmsg_nonblock
|
|
assert_equal n, ret[0].bytesize, 'non-blocking should also grow'
|
|
ensure
|
|
s1.close
|
|
s2.close
|
|
end
|
|
|
|
def test_udp_read_truncation
|
|
s1 = Addrinfo.udp("127.0.0.1", 0).bind
|
|
s2 = s1.connect_address.connect
|
|
s2.send("a" * 100, 0)
|
|
ret = s1.read(10)
|
|
assert_equal "a" * 10, ret
|
|
s2.send("b" * 100, 0)
|
|
ret = s1.read(10)
|
|
assert_equal "b" * 10, ret
|
|
ensure
|
|
s1.close
|
|
s2.close
|
|
end
|
|
|
|
def test_udp_recv_truncation
|
|
s1 = Addrinfo.udp("127.0.0.1", 0).bind
|
|
s2 = s1.connect_address.connect
|
|
s2.send("a" * 100, 0)
|
|
ret = s1.recv(10, Socket::MSG_PEEK)
|
|
assert_equal "a" * 10, ret
|
|
ret = s1.recv(10, 0)
|
|
assert_equal "a" * 10, ret
|
|
s2.send("b" * 100, 0)
|
|
ret = s1.recv(10, 0)
|
|
assert_equal "b" * 10, ret
|
|
ensure
|
|
s1.close
|
|
s2.close
|
|
end
|
|
|
|
def test_udp_recvmsg_truncation
|
|
s1 = Addrinfo.udp("127.0.0.1", 0).bind
|
|
s2 = s1.connect_address.connect
|
|
s2.send("a" * 100, 0)
|
|
ret, addr, rflags = s1.recvmsg(10, Socket::MSG_PEEK)
|
|
assert_equal "a" * 10, ret
|
|
# AIX does not set MSG_TRUNC for a message partially read with MSG_PEEK.
|
|
assert_equal Socket::MSG_TRUNC, rflags & Socket::MSG_TRUNC if !rflags.nil? && /aix/ !~ RUBY_PLATFORM
|
|
ret, addr, rflags = s1.recvmsg(10, 0)
|
|
assert_equal "a" * 10, ret
|
|
assert_equal Socket::MSG_TRUNC, rflags & Socket::MSG_TRUNC if !rflags.nil?
|
|
s2.send("b" * 100, 0)
|
|
ret, addr, rflags = s1.recvmsg(10, 0)
|
|
assert_equal "b" * 10, ret
|
|
assert_equal Socket::MSG_TRUNC, rflags & Socket::MSG_TRUNC if !rflags.nil?
|
|
addr
|
|
ensure
|
|
s1.close
|
|
s2.close
|
|
end
|
|
|
|
end if defined?(Socket)
|