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require File.expand_path('../../../../spec_helper', __FILE__)
require File.expand_path('../../fixtures/classes', __FILE__)
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
lambda 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
lambda {
@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
lambda {
@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
lambda {
@sock.setsockopt(Socket::SOL_SOCKET, Socket::SO_OOBINLINE, "1")
}.should raise_error(SystemCallError)
end
platform_is_not :windows do
lambda {
@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
lambda {
@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
lambda {
@sock.setsockopt(Socket::SOL_SOCKET, Socket::SO_SNDBUF, "")
}.should raise_error(SystemCallError)
lambda {
@sock.setsockopt(Socket::SOL_SOCKET, Socket::SO_SNDBUF, "bla")
}.should raise_error(SystemCallError)
lambda {
@sock.setsockopt(Socket::SOL_SOCKET, Socket::SO_SNDBUF, "0")
}.should raise_error(SystemCallError)
lambda {
@sock.setsockopt(Socket::SOL_SOCKET, Socket::SO_SNDBUF, "1")
}.should raise_error(SystemCallError)
lambda {
@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
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