spec/ruby/library/socket/tcpserver/listen_spec.rb


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require_relative '../spec_helper'
require_relative '../fixtures/classes'

describe 'TCPServer#listen' do
  SocketSpecs.each_ip_protocol do |family, ip_address|
    before do
      @server = TCPServer.new(ip_address, 0)
    end

    after do
      @server.close
    end

    it 'returns 0' do
      @server.listen(1).should == 0
    end

    it "raises when the given argument can't be coerced to a Fixnum" do
      lambda { @server.listen('cats') }.should raise_error(TypeError)
    end
  end
end