require_relative '../spec_helper' require_relative '../fixtures/classes' describe 'BasicSocket#sendmsg_nonblock' do SocketSpecs.each_ip_protocol do |family, ip_address| describe 'using a disconnected socket' do before do @client = Socket.new(family, :DGRAM) @server = Socket.new(family, :DGRAM) @server.bind(Socket.sockaddr_in(0, ip_address)) end after do @client.close @server.close end describe 'without a destination address' do it "raises #{SocketSpecs.dest_addr_req_error}" do -> { @client.sendmsg_nonblock('hello') }.should raise_error(SocketSpecs.dest_addr_req_error) end end describe 'with a destination address as a String' do it 'returns the amount of sent bytes' do @client.sendmsg_nonblock('hello', 0, @server.getsockname).should == 5 end end describe 'with a destination address as an Addrinfo' do it 'returns the amount of sent bytes' do @client.sendmsg_nonblock('hello', 0, @server.connect_address).should == 5 end end end describe 'using a connected UDP socket' do before do @client = Socket.new(family, :DGRAM) @server = Socket.new(family, :DGRAM) @server.bind(Socket.sockaddr_in(0, ip_address)) end after do @client.close @server.close end describe 'without a destination address argument' do before do @client.connect(@server.getsockname) end it 'returns the amount of bytes written' do @client.sendmsg_nonblock('hello').should == 5 end end describe 'with a destination address argument' do before do @alt_server = Socket.new(family, :DGRAM) @alt_server.bind(Socket.sockaddr_in(0, ip_address)) end after do @alt_server.close end it 'sends the message to the given address instead' do @client.sendmsg_nonblock('hello', 0, @alt_server.getsockname).should == 5 -> { @server.recv(5) }.should block_caller @alt_server.recv(5).should == 'hello' end end end platform_is_not :windows do describe 'using a connected TCP socket' do before do @client = Socket.new(family, :STREAM) @server = Socket.new(family, :STREAM) @server.bind(Socket.sockaddr_in(0, ip_address)) @server.listen(1) @client.connect(@server.getsockname) end after do @client.close @server.close end it 'raises IO::WaitWritable when the underlying buffer is full' do -> { 10.times { @client.sendmsg_nonblock('hello' * 1_000_000) } }.should raise_error(IO::WaitWritable) end it 'returns :wait_writable when the underlying buffer is full with exception: false' do ret = nil 10.times { ret = @client.sendmsg_nonblock('hello' * 1_000_000, exception: false) break unless ret.is_a?(Integer) } ret.should == :wait_writable end end end end end