text: require_relative '../../../spec_helper'
  require_relative 'spec_helper'
  require_relative 'fixtures/server'
  
  describe "Net::FTP#system" do
    before :each do
      @server = NetFTPSpecs::DummyFTP.new
      @server.serve_once
  
      @ftp = Net::FTP.new
      @ftp.connect(@server.hostname, @server.server_port)
    end
  
    after :each do
      @ftp.quit rescue nil
      @ftp.close
      @server.stop
    end
  
    it "sends the SYST command to the server" do
      @ftp.system
      @ftp.last_response.should =~ /\A215 FTP Dummy Server \(SYST\)\Z/
    end
  
    it "returns the received information" do
      @ftp.system.should =~ /\AFTP Dummy Server \(SYST\)\Z/
    end
  
    it "raises a Net::FTPPermError when the response code is 500" do
      @server.should_receive(:syst).and_respond("500 Syntax error, command unrecognized.")
      -> { @ftp.system }.should raise_error(Net::FTPPermError)
    end
  
    it "raises a Net::FTPPermError when the response code is 501" do
      @server.should_receive(:syst).and_respond("501 Syntax error in parameters or arguments.")
      -> { @ftp.system }.should raise_error(Net::FTPPermError)
    end
  
    it "raises a Net::FTPPermError when the response code is 502" do
      @server.should_receive(:syst).and_respond("502 Command not implemented.")
      -> { @ftp.system }.should raise_error(Net::FTPPermError)
    end
  
    it "raises a Net::FTPTempError when the response code is 421" do
      @server.should_receive(:syst).and_respond("421 Service not available, closing control connection.")
      -> { @ftp.system }.should raise_error(Net::FTPTempError)
    end
  end
  