begin require "socket" require "test/unit" rescue LoadError end class TestBasicSocket < Test::Unit::TestCase def inet_stream sock = Socket.new(Socket::AF_INET, Socket::SOCK_STREAM, 0) yield sock ensure assert_raise(IOError) {sock.close} end def test_getsockopt inet_stream do |s| n = s.getsockopt(Socket::SOL_SOCKET, Socket::SO_TYPE) assert_equal([Socket::SOCK_STREAM].pack("i"), n) n = s.getsockopt(Socket::SOL_SOCKET, Socket::SO_ERROR) assert_equal([0].pack("i"), n) val = Object.new class << val; self end.fcall(:define_method, :to_int) { s.close Socket::SO_TYPE } assert_raise(IOError) { n = s.getsockopt(Socket::SOL_SOCKET, val) } end end def test_setsockopt # [ruby-dev:25039] s = nil linger = [0, 0].pack("ii") val = Object.new class << val; self end.fcall(:define_method, :to_str) { s.close linger } inet_stream do |s| assert_equal(0, s.setsockopt(Socket::SOL_SOCKET, Socket::SO_LINGER, linger)) assert_raise(IOError) { s.setsockopt(Socket::SOL_SOCKET, Socket::SO_LINGER, val) } end val = Object.new class << val; self end.fcall(:define_method, :to_int) { s.close Socket::SO_LINGER } inet_stream do |s| assert_raise(IOError) { s.setsockopt(Socket::SOL_SOCKET, val, linger) } end end def test_listen s = nil log = Object.new class << log; self end.fcall(:define_method, :to_int) { s.close 2 } inet_stream do |s| assert_raise(IOError) { s.listen(log) } end end end if defined?(Socket)