begin require "socket" require "tmpdir" require "test/unit" rescue LoadError end class TestSocket < Test::Unit::TestCase def test_socket_new s = Socket.new(:INET, :STREAM) assert_kind_of(Socket, s) end def test_unpack_sockaddr sockaddr_in = Socket.sockaddr_in(80, "") assert_raise(ArgumentError) { Socket.unpack_sockaddr_un(sockaddr_in) } sockaddr_un = Socket.sockaddr_un("/tmp/s") assert_raise(ArgumentError) { Socket.unpack_sockaddr_in(sockaddr_un) } assert_raise(ArgumentError) { Socket.unpack_sockaddr_in("") } assert_raise(ArgumentError) { Socket.unpack_sockaddr_un("") } end if Socket.respond_to?(:sockaddr_un) def test_sysaccept serv = Socket.new(Socket::AF_INET, Socket::SOCK_STREAM, 0) serv.bind(Socket.sockaddr_in(0, "127.0.0.1")) serv.listen 5 c = Socket.new(Socket::AF_INET, Socket::SOCK_STREAM, 0) c.connect(serv.getsockname) fd, peeraddr = serv.sysaccept assert_equal(c.getsockname, peeraddr.to_sockaddr) ensure serv.close if serv c.close if c IO.for_fd(fd).close if fd end def test_initialize Socket.open(Socket::AF_INET, Socket::SOCK_STREAM, 0) {|s| addr = s.getsockname assert_nothing_raised { Socket.unpack_sockaddr_in(addr) } assert_raise(ArgumentError) { Socket.unpack_sockaddr_un(addr) } } Socket.open("AF_INET", "SOCK_STREAM", 0) {|s| addr = s.getsockname assert_nothing_raised { Socket.unpack_sockaddr_in(addr) } assert_raise(ArgumentError) { Socket.unpack_sockaddr_un(addr) } } Socket.open(:AF_INET, :SOCK_STREAM, 0) {|s| addr = s.getsockname assert_nothing_raised { Socket.unpack_sockaddr_in(addr) } assert_raise(ArgumentError) { Socket.unpack_sockaddr_un(addr) } } end def test_getaddrinfo # This should not send a DNS query because AF_UNIX. assert_raise(SocketError) { Socket.getaddrinfo("www.kame.net", 80, "AF_UNIX") } end def test_getnameinfo assert_raise(SocketError) { Socket.getnameinfo(["AF_UNIX", 80, "0.0.0.0"]) } end def test_ip_address_list begin list = Socket.ip_address_list rescue NotImplementedError return end list.each {|ai| assert_instance_of(Addrinfo, ai) assert(ai.ip?) } end def test_tcp TCPServer.open(0) {|serv| addr = serv.connect_address addr.connect {|s1| s2 = serv.accept begin assert_equal(s2.remote_address.ip_unpack, s1.local_address.ip_unpack) ensure s2.close end } } end def random_port # IANA suggests dynamic port for 49152 to 65535 # http://www.iana.org/assignments/port-numbers 49152 + rand(65535-49152+1) end def test_tcp_server_sockets port = random_port begin sockets = Socket.tcp_server_sockets(port) rescue Errno::EADDRINUSE return # not test failure end begin sockets.each {|s| assert_equal(port, s.local_address.ip_port) } ensure sockets.each {|s| s.close } end end def test_tcp_server_sockets_port0 sockets = Socket.tcp_server_sockets(0) ports = sockets.map {|s| s.local_address.ip_port } the_port = ports.first ports.each {|port| assert_equal(the_port, port) } ensure if sockets sockets.each {|s| s.close } end end if defined? UNIXSocket def test_unix Dir.mktmpdir {|tmpdir| path = "#{tmpdir}/sock" UNIXServer.open(path) {|serv| Socket.unix(path) {|s1| s2 = serv.accept begin s2raddr = s2.remote_address s1laddr = s1.local_address assert(s2raddr.to_sockaddr.empty? || s1laddr.to_sockaddr.empty? || s2raddr.unix_path == s1laddr.unix_path) ensure s2.close end } } } end def test_unix_server_socket Dir.mktmpdir {|tmpdir| path = "#{tmpdir}/sock" 2.times { serv = Socket.unix_server_socket(path) begin assert_kind_of(Socket, serv) assert(File.socket?(path)) assert_equal(path, serv.local_address.unix_path) ensure serv.close end } } end def test_accept_loop_with_unix Dir.mktmpdir {|tmpdir| tcp_servers = [] clients = [] accepted = [] begin tcp_servers = Socket.tcp_server_sockets(0) unix_server = Socket.unix_server_socket("#{tmpdir}/sock") tcp_servers.each {|s| addr = s.connect_address assert_nothing_raised("connect to #{addr.inspect}") { clients << addr.connect } } addr = unix_server.connect_address assert_nothing_raised("connect to #{addr.inspect}") { clients << addr.connect } Socket.accept_loop(tcp_servers, unix_server) {|s| accepted << s break if clients.length == accepted.length } assert_equal(clients.length, accepted.length) ensure tcp_servers.each {|s| s.close if !s.closed? } unix_server.close if !unix_server.closed? clients.each {|s| s.close if !s.closed? } accepted.each {|s| s.close if !s.closed? } end } end end def test_accept_loop servers = [] begin servers = Socket.tcp_server_sockets(0) port = servers[0].local_address.ip_port Socket.tcp("localhost", port) {|s1| Socket.accept_loop(servers) {|s2, client_ai| begin assert_equal(s1.local_address.ip_unpack, client_ai.ip_unpack) ensure s2.close end break } } ensure servers.each {|s| s.close if !s.closed? } end end def test_accept_loop_multi_port servers = [] begin servers = Socket.tcp_server_sockets(0) port = servers[0].local_address.ip_port servers2 = Socket.tcp_server_sockets(0) servers.concat servers2 port2 = servers2[0].local_address.ip_port Socket.tcp("localhost", port) {|s1| Socket.accept_loop(servers) {|s2, client_ai| begin assert_equal(s1.local_address.ip_unpack, client_ai.ip_unpack) ensure s2.close end break } } Socket.tcp("localhost", port2) {|s1| Socket.accept_loop(servers) {|s2, client_ai| begin assert_equal(s1.local_address.ip_unpack, client_ai.ip_unpack) ensure s2.close end break } } ensure servers.each {|s| s.close if !s.closed? } end end def test_udp_server begin ip_addrs = Socket.ip_address_list rescue NotImplementedError return end Socket.udp_server_sockets(0) {|sockets| famlies = {} sockets.each {|s| famlies[s.local_address.afamily] = true } ip_addrs.reject! {|ai| !famlies[ai.afamily] } begin port = sockets.first.local_address.ip_port th = Thread.new { Socket.udp_server_loop_on(sockets) {|msg, msg_src| break if msg == "exit" rmsg = Marshal.dump([msg, msg_src.remote_address, msg_src.local_address]) msg_src.reply rmsg } } ip_addrs.each {|ai| Addrinfo.udp(ai.ip_address, port).connect {|s| msg1 = "<<<#{ai.inspect}>>>" s.sendmsg msg1 unless IO.select([s], nil, nil, 10) raise "no response" end msg2, addr = s.recvmsg msg2, remote_address, local_address = Marshal.load(msg2) assert_equal(msg1, msg2) assert_equal(ai.ip_address, addr.ip_address) } } ensure if th Addrinfo.udp("127.0.0.1", port).connect {|s| s.sendmsg "exit" } unless th.join(10) Thread.kill th th.join(10) raise "thread killed" end end end } end def test_linger opt = Socket::Option.linger(true, 0) assert_equal([true, 0], opt.linger) Addrinfo.tcp("127.0.0.1", 0).listen {|serv| serv.local_address.connect {|s1| s2, _ = serv.accept begin s1.setsockopt(opt) s1.close assert_raise(Errno::ECONNRESET) { s2.read } ensure s2.close end } } end def test_timestamp return if /linux|freebsd|netbsd|openbsd|solaris|darwin/ !~ RUBY_PLATFORM return if !defined?(Socket::AncillaryData) 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) s2.send "a", 0, s1.local_address msg, addr, rflags, stamp = s1.recvmsg assert_equal("a", msg) assert(stamp.cmsg_is?(:SOCKET, :TIMESTAMP)) } } 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")) 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 s2.send "a", 0, s1.local_address msg, addr, rflags, stamp = s1.recvmsg assert_equal("a", msg) assert(stamp.cmsg_is?(:SOCKET, :TIMESTAMPNS)) } } 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")) 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, addr, rflags, 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")) end end if defined?(Socket)