Contents

require 'spec_helper'

module NNCore
  describe "nn_setsockopt" do

    context "given an initialized library and" do

      context "given a valid socket" do
        before(:each) do
          @socket = LibNanomsg.nn_socket(AF_SP, NN_PUB)
          @option = FFI::MemoryPointer.new(:int32)
          @size = FFI::MemoryPointer.new :size_t
          @size.write_int(4)
        end

        after(:each) do
          LibNanomsg.nn_close(@socket)
        end

        SOCKET_OPTIONS.keys.each do |socket_option|

          it "#{socket_option} overrides the default" do
            @option.write_int(10)
            rc = LibNanomsg.nn_setsockopt(@socket, NN_SOL_SOCKET, SOCKET_OPTIONS[socket_option], @option, 4)
            expect(rc).to eq(0)
            rc = LibNanomsg.nn_getsockopt(@socket, NN_SOL_SOCKET, SOCKET_OPTIONS[socket_option], @option, @size)
            expect(rc).to eq(0)

            expect(@option.read_int).to eq(10)
          end
        end


        context "given an unsupported socket level" do

          SOCKET_OPTIONS.keys.each do |socket_option|
            it "socket option #{socket_option} returns -1 and set nn_errno to EBADF" do
              option = FFI::MemoryPointer.new(:int32)

              rc = LibNanomsg.nn_setsockopt(@socket, 100, SOCKET_OPTIONS[socket_option], option, 4)
              expect(rc).to eq(-1)
              expect(LibNanomsg.nn_errno).to eq(ENOPROTOOPT)
            end
          end

        end

      end

      context "given a bad socket file descriptor" do

        SOCKET_OPTIONS.keys.each do |socket_option|
          it "socket option #{socket_option} returns -1 and set nn_errno to EBADF" do
            option = FFI::MemoryPointer.new(:int32)
            size = FFI::MemoryPointer.new :size_t
            size.write_int(4)

            rc = LibNanomsg.nn_getsockopt(0, NN_SOL_SOCKET, SOCKET_OPTIONS[socket_option], option, size)
            expect(rc).to eq(-1)
            expect(LibNanomsg.nn_errno).to eq(EBADF)
          end
        end
      end

    end
  end
end

Version data entries

2 entries across 2 versions & 1 rubygems

Version	Path
nn-core-0.4.0	spec/nn_setsockopt_spec.rb
nn-core-0.3.0	spec/nn_setsockopt_spec.rb