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 an Integer" do -> { @server.listen('cats') }.should raise_error(TypeError) end end end