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path: root/spec/ruby/library/socket/basicsocket/write_nonblock_spec.rb
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require_relative '../spec_helper'
require_relative '../fixtures/classes'

ruby_version_is "2.5" do
  describe "BasicSocket#write_nonblock" do
    SocketSpecs.each_ip_protocol do |family, ip_address|
      before :each do
        @r = Socket.new(family, :DGRAM)
        @w = Socket.new(family, :DGRAM)

        @r.bind(Socket.pack_sockaddr_in(0, ip_address))
        @w.connect(@r.getsockname)
      end

      after :each do
        @r.close unless @r.closed?
        @w.close unless @w.closed?
      end

      it "sends data" do
        @w.write_nonblock("aaa").should == 3
        IO.select([@r], nil, nil, 2)
        @r.recv_nonblock(5).should == "aaa"
      end

      platform_is :linux do
        it 'does not set the IO in nonblock mode' do
          require 'io/nonblock'
          @w.nonblock?.should == false
          @w.write_nonblock("aaa").should == 3
          @w.nonblock?.should == false
        end
      end

      platform_is_not :linux, :windows do
        it 'sets the IO in nonblock mode' do
          require 'io/nonblock'
          @w.nonblock?.should == false
          @w.write_nonblock("aaa").should == 3
          @w.nonblock?.should == true
        end
      end
    end
  end
end