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require_relative '../spec_helper'
require_relative '../fixtures/classes'
describe "BasicSocket#setsockopt" do
before :each do
@sock = Socket.new(Socket::AF_INET, Socket::SOCK_STREAM, 0)
end
after :each do
@sock.close unless @sock.closed?
end
it "sets the socket linger to 0" do
linger = [0, 0].pack("ii")
@sock.setsockopt(Socket::SOL_SOCKET, Socket::SO_LINGER, linger).should == 0
n = @sock.getsockopt(Socket::SOL_SOCKET, Socket::SO_LINGER).to_s
if (n.size == 8) # linger struct on some platforms, not just a value
n.should == [0, 0].pack("ii")
else
n.should == [0].pack("i")
end
end
it "sets the socket linger to some positive value" do
linger = [64, 64].pack("ii")
@sock.setsockopt(Socket::SOL_SOCKET, Socket::SO_LINGER, linger).should == 0
n = @sock.getsockopt(Socket::SOL_SOCKET, Socket::SO_LINGER).to_s
if (n.size == 8) # linger struct on some platforms, not just a value
a = n.unpack('ii')
a[0].should_not == 0
a[1].should == 64
else
n.should == [64].pack("i")
end
end
platform_is_not :windows do
it "raises EINVAL if passed wrong linger value" do
-> do
@sock.setsockopt(Socket::SOL_SOCKET, Socket::SO_LINGER, 0)
end.should raise_error(Errno::EINVAL)
end
end
platform_is_not :aix do
# A known bug in AIX. getsockopt(2) does not properly set
# the fifth argument for SO_TYPE, SO_OOBINLINE, SO_BROADCAST, etc.
it "sets the socket option Socket::SO_OOBINLINE" do
@sock.setsockopt(Socket::SOL_SOCKET, Socket::SO_OOBINLINE, true).should == 0
n = @sock.getsockopt(Socket::SOL_SOCKET, Socket::SO_OOBINLINE).to_s
n.should_not == [0].pack("i")
@sock.setsockopt(Socket::SOL_SOCKET, Socket::SO_OOBINLINE, false).should == 0
n = @sock.getsockopt(Socket::SOL_SOCKET, Socket::SO_OOBINLINE).to_s
n.should == [0].pack("i")
@sock.setsockopt(Socket::SOL_SOCKET, Socket::SO_OOBINLINE, 1).should == 0
n = @sock.getsockopt(Socket::SOL_SOCKET, Socket::SO_OOBINLINE).to_s
n.should_not == [0].pack("i")
@sock.setsockopt(Socket::SOL_SOCKET, Socket::SO_OOBINLINE, 0).should == 0
n = @sock.getsockopt(Socket::SOL_SOCKET, Socket::SO_OOBINLINE).to_s
n.should == [0].pack("i")
@sock.setsockopt(Socket::SOL_SOCKET, Socket::SO_OOBINLINE, 2).should == 0
n = @sock.getsockopt(Socket::SOL_SOCKET, Socket::SO_OOBINLINE).to_s
n.should_not == [0].pack("i")
platform_is_not :windows do
-> {
@sock.setsockopt(Socket::SOL_SOCKET, Socket::SO_OOBINLINE, "")
}.should raise_error(SystemCallError)
end
@sock.setsockopt(Socket::SOL_SOCKET, Socket::SO_OOBINLINE, "blah").should == 0
n = @sock.getsockopt(Socket::SOL_SOCKET, Socket::SO_OOBINLINE).to_s
n.should_not == [0].pack("i")
platform_is_not :windows do
-> {
@sock.setsockopt(Socket::SOL_SOCKET, Socket::SO_OOBINLINE, "0")
}.should raise_error(SystemCallError)
end
@sock.setsockopt(Socket::SOL_SOCKET, Socket::SO_OOBINLINE, "\x00\x00\x00\x00").should == 0
n = @sock.getsockopt(Socket::SOL_SOCKET, Socket::SO_OOBINLINE).to_s
n.should == [0].pack("i")
platform_is_not :windows do
-> {
@sock.setsockopt(Socket::SOL_SOCKET, Socket::SO_OOBINLINE, "1")
}.should raise_error(SystemCallError)
end
platform_is_not :windows do
-> {
@sock.setsockopt(Socket::SOL_SOCKET, Socket::SO_OOBINLINE, "\x00\x00\x00")
}.should raise_error(SystemCallError)
end
@sock.setsockopt(Socket::SOL_SOCKET, Socket::SO_OOBINLINE, [1].pack('i')).should == 0
n = @sock.getsockopt(Socket::SOL_SOCKET, Socket::SO_OOBINLINE).to_s
n.should_not == [0].pack("i")
@sock.setsockopt(Socket::SOL_SOCKET, Socket::SO_OOBINLINE, [0].pack('i')).should == 0
n = @sock.getsockopt(Socket::SOL_SOCKET, Socket::SO_OOBINLINE).to_s
n.should == [0].pack("i")
@sock.setsockopt(Socket::SOL_SOCKET, Socket::SO_OOBINLINE, [1000].pack('i')).should == 0
n = @sock.getsockopt(Socket::SOL_SOCKET, Socket::SO_OOBINLINE).to_s
n.should_not == [0].pack("i")
end
end
it "sets the socket option Socket::SO_SNDBUF" do
@sock.setsockopt(Socket::SOL_SOCKET, Socket::SO_SNDBUF, 4000).should == 0
sndbuf = @sock.getsockopt(Socket::SOL_SOCKET, Socket::SO_SNDBUF).to_s
# might not always be possible to set to exact size
sndbuf.unpack('i')[0].should >= 4000
@sock.setsockopt(Socket::SOL_SOCKET, Socket::SO_SNDBUF, true).should == 0
n = @sock.getsockopt(Socket::SOL_SOCKET, Socket::SO_SNDBUF).to_s
n.unpack('i')[0].should >= 1
-> {
@sock.setsockopt(Socket::SOL_SOCKET, Socket::SO_SNDBUF, nil).should == 0
}.should raise_error(TypeError)
@sock.setsockopt(Socket::SOL_SOCKET, Socket::SO_SNDBUF, 1).should == 0
n = @sock.getsockopt(Socket::SOL_SOCKET, Socket::SO_SNDBUF).to_s
n.unpack('i')[0].should >= 1
@sock.setsockopt(Socket::SOL_SOCKET, Socket::SO_SNDBUF, 2).should == 0
n = @sock.getsockopt(Socket::SOL_SOCKET, Socket::SO_SNDBUF).to_s
n.unpack('i')[0].should >= 2
-> {
@sock.setsockopt(Socket::SOL_SOCKET, Socket::SO_SNDBUF, "")
}.should raise_error(SystemCallError)
-> {
@sock.setsockopt(Socket::SOL_SOCKET, Socket::SO_SNDBUF, "bla")
}.should raise_error(SystemCallError)
-> {
@sock.setsockopt(Socket::SOL_SOCKET, Socket::SO_SNDBUF, "0")
}.should raise_error(SystemCallError)
-> {
@sock.setsockopt(Socket::SOL_SOCKET, Socket::SO_SNDBUF, "1")
}.should raise_error(SystemCallError)
-> {
@sock.setsockopt(Socket::SOL_SOCKET, Socket::SO_SNDBUF, "\x00\x00\x00")
}.should raise_error(SystemCallError)
@sock.setsockopt(Socket::SOL_SOCKET, Socket::SO_SNDBUF, "\x00\x00\x01\x00").should == 0
n = @sock.getsockopt(Socket::SOL_SOCKET, Socket::SO_SNDBUF).to_s
n.unpack('i')[0].should >= "\x00\x00\x01\x00".unpack('i')[0]
@sock.setsockopt(Socket::SOL_SOCKET, Socket::SO_SNDBUF, [4000].pack('i')).should == 0
n = @sock.getsockopt(Socket::SOL_SOCKET, Socket::SO_SNDBUF).to_s
n.unpack('i')[0].should >= 4000
@sock.setsockopt(Socket::SOL_SOCKET, Socket::SO_SNDBUF, [1000].pack('i')).should == 0
n = @sock.getsockopt(Socket::SOL_SOCKET, Socket::SO_SNDBUF).to_s
n.unpack('i')[0].should >= 1000
end
platform_is_not :aix do
describe 'accepts Socket::Option as argument' do
it 'boolean' do
option = Socket::Option.bool(:INET, :SOCKET, :KEEPALIVE, true)
@sock.setsockopt(option).should == 0
@sock.getsockopt(Socket::SOL_SOCKET, Socket::SO_KEEPALIVE).bool.should == true
end
it 'int' do
option = Socket::Option.int(:INET, :SOCKET, :KEEPALIVE, 1)
@sock.setsockopt(option).should == 0
@sock.getsockopt(Socket::SOL_SOCKET, Socket::SO_KEEPALIVE).bool.should == true
end
end
end
platform_is :aix do
describe 'accepts Socket::Option as argument' do
it 'boolean' do
option = Socket::Option.bool(:INET, :SOCKET, :KEEPALIVE, true)
@sock.setsockopt(option).should == 0
end
it 'int' do
option = Socket::Option.int(:INET, :SOCKET, :KEEPALIVE, 1)
@sock.setsockopt(option).should == 0
end
end
end
describe 'accepts Socket::Option as argument' do
it 'linger' do
option = Socket::Option.linger(true, 10)
@sock.setsockopt(option).should == 0
onoff, seconds = @sock.getsockopt(Socket::SOL_SOCKET, Socket::SO_LINGER).linger
seconds.should == 10
# Both results can be produced depending on the OS and value of Socket::SO_LINGER
[true, Socket::SO_LINGER].should include(onoff)
end
end
end
describe 'BasicSocket#setsockopt' do
describe 'using a STREAM socket' do
before do
@socket = Socket.new(:INET, :STREAM)
end
after do
@socket.close
end
describe 'using separate arguments with Symbols' do
it 'raises TypeError when the first argument is nil' do
-> { @socket.setsockopt(nil, :REUSEADDR, true) }.should raise_error(TypeError)
end
it 'sets a boolean option' do
@socket.setsockopt(:SOCKET, :REUSEADDR, true).should == 0
@socket.getsockopt(:SOCKET, :REUSEADDR).bool.should == true
end
it 'sets an integer option' do
@socket.setsockopt(:IP, :TTL, 255).should == 0
@socket.getsockopt(:IP, :TTL).int.should == 255
end
guard -> { SocketSpecs.ipv6_available? } do
it 'sets an IPv6 boolean option' do
socket = Socket.new(:INET6, :STREAM)
begin
socket.setsockopt(:IPV6, :V6ONLY, true).should == 0
socket.getsockopt(:IPV6, :V6ONLY).bool.should == true
ensure
socket.close
end
end
end
platform_is_not :windows do
it 'raises Errno::EINVAL when setting an invalid option value' do
-> { @socket.setsockopt(:SOCKET, :OOBINLINE, 'bla') }.should raise_error(Errno::EINVAL)
end
end
end
describe 'using separate arguments with Symbols' do
it 'sets a boolean option' do
@socket.setsockopt('SOCKET', 'REUSEADDR', true).should == 0
@socket.getsockopt(:SOCKET, :REUSEADDR).bool.should == true
end
it 'sets an integer option' do
@socket.setsockopt('IP', 'TTL', 255).should == 0
@socket.getsockopt(:IP, :TTL).int.should == 255
end
end
describe 'using separate arguments with constants' do
it 'sets a boolean option' do
@socket.setsockopt(Socket::SOL_SOCKET, Socket::SO_REUSEADDR, true).should == 0
@socket.getsockopt(:SOCKET, :REUSEADDR).bool.should == true
end
it 'sets an integer option' do
@socket.setsockopt(Socket::IPPROTO_IP, Socket::IP_TTL, 255).should == 0
@socket.getsockopt(:IP, :TTL).int.should == 255
end
end
describe 'using separate arguments with custom objects' do
it 'sets a boolean option' do
level = mock(:level)
name = mock(:name)
level.stub!(:to_str).and_return('SOCKET')
name.stub!(:to_str).and_return('REUSEADDR')
@socket.setsockopt(level, name, true).should == 0
end
end
describe 'using a Socket::Option as the first argument' do
it 'sets a boolean option' do
@socket.setsockopt(Socket::Option.bool(:INET, :SOCKET, :REUSEADDR, true)).should == 0
@socket.getsockopt(:SOCKET, :REUSEADDR).bool.should == true
end
it 'sets an integer option' do
@socket.setsockopt(Socket::Option.int(:INET, :IP, :TTL, 255)).should == 0
@socket.getsockopt(:IP, :TTL).int.should == 255
end
it 'raises ArgumentError when passing 2 arguments' do
option = Socket::Option.bool(:INET, :SOCKET, :REUSEADDR, true)
-> { @socket.setsockopt(option, :REUSEADDR) }.should raise_error(ArgumentError)
end
it 'raises TypeError when passing 3 arguments' do
option = Socket::Option.bool(:INET, :SOCKET, :REUSEADDR, true)
-> { @socket.setsockopt(option, :REUSEADDR, true) }.should raise_error(TypeError)
end
end
end
with_feature :unix_socket do
describe 'using a UNIX socket' do
before do
@path = SocketSpecs.socket_path
@server = UNIXServer.new(@path)
end
after do
@server.close
rm_r @path
end
it 'sets a boolean option' do
@server.setsockopt(:SOCKET, :REUSEADDR, true)
@server.getsockopt(:SOCKET, :REUSEADDR).bool.should == true
end
end
end
end
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