begin require "socket" rescue LoadError end require "test/unit" require "tempfile" class TestUNIXSocket < Test::Unit::TestCase def test_fd_passing r1, w = IO.pipe s1, s2 = UNIXSocket.pair begin s1.send_io(nil) rescue NotImplementedError assert_raise(NotImplementedError) { s2.recv_io } rescue TypeError s1.send_io(r1) r2 = s2.recv_io assert_equal(r1.stat.ino, r2.stat.ino) assert_not_equal(r1.fileno, r2.fileno) w.syswrite "a" assert_equal("a", r2.sysread(10)) ensure s1.close s2.close w.close r1.close r2.close if r2 && !r2.closed? end end def bound_unix_socket(klass) tmpfile = Tempfile.new("testrubysock") path = tmpfile.path tmpfile.close(true) yield klass.new(path), path ensure File.unlink path if path && File.socket?(path) end def test_addr bound_unix_socket(UNIXServer) {|serv, path| c = UNIXSocket.new(path) s = serv.accept assert_equal(["AF_UNIX", path], c.peeraddr) assert_equal(["AF_UNIX", ""], c.addr) assert_equal(["AF_UNIX", ""], s.peeraddr) assert_equal(["AF_UNIX", path], s.addr) assert_equal(path, s.path) assert_equal("", c.path) } end def test_noname_path s1, s2 = UNIXSocket.pair assert_equal("", s1.path) assert_equal("", s2.path) ensure s1.close s2.close end def test_noname_addr s1, s2 = UNIXSocket.pair assert_equal(["AF_UNIX", ""], s1.addr) assert_equal(["AF_UNIX", ""], s2.addr) ensure s1.close s2.close end def test_noname_peeraddr s1, s2 = UNIXSocket.pair assert_equal(["AF_UNIX", ""], s1.peeraddr) assert_equal(["AF_UNIX", ""], s2.peeraddr) ensure s1.close s2.close end def test_noname_unpack_sockaddr_un s1, s2 = UNIXSocket.pair n = nil assert_equal("", Socket.unpack_sockaddr_un(n)) if (n = s1.getsockname) != "" assert_equal("", Socket.unpack_sockaddr_un(n)) if (n = s1.getsockname) != "" assert_equal("", Socket.unpack_sockaddr_un(n)) if (n = s2.getsockname) != "" assert_equal("", Socket.unpack_sockaddr_un(n)) if (n = s1.getpeername) != "" assert_equal("", Socket.unpack_sockaddr_un(n)) if (n = s2.getpeername) != "" ensure s1.close s2.close end def test_noname_recvfrom s1, s2 = UNIXSocket.pair s2.write("a") assert_equal(["a", ["AF_UNIX", ""]], s1.recvfrom(10)) ensure s1.close s2.close end def test_noname_recv_nonblock s1, s2 = UNIXSocket.pair s2.write("a") IO.select [s1] assert_equal("a", s1.recv_nonblock(10)) ensure s1.close s2.close end def test_too_long_path assert_raise(ArgumentError) { Socket.sockaddr_un("a" * 300) } assert_raise(ArgumentError) { UNIXServer.new("a" * 300) } end def test_nul assert_raise(ArgumentError) { Socket.sockaddr_un("a\0b") } assert_raise(ArgumentError) { UNIXServer.new("a\0b") } end def test_dgram_pair s1, s2 = UNIXSocket.pair(Socket::SOCK_DGRAM) assert_raise(Errno::EAGAIN) { s1.recv_nonblock(10) } s2.send("", 0) s2.send("haha", 0) s2.send("", 0) s2.send("", 0) assert_equal("", s1.recv(10)) assert_equal("haha", s1.recv(10)) assert_equal("", s1.recv(10)) assert_equal("", s1.recv(10)) assert_raise(Errno::EAGAIN) { s1.recv_nonblock(10) } ensure s1.close if s1 s2.close if s2 end end if defined?(UNIXSocket) && /cygwin/ !~ RUBY_PLATFORM