require 'stringio'
require 'test/unit'
require 'ildus/server'

class TC_HandlerTest < Test::Unit::TestCase
  include Ildus

  def setup
    # Create a handler object.
    @io  = StringIO.new
    serv = Server.new("conf/ildusd.conf")
    @hdl = Server::Handler.new(serv, @io)
    assert(@hdl)

    class << @hdl
      attr_reader :backend
      public :handle_command
    end
  end

  def test_auth
    # "list" shouldn't be possible until authenticated.
    assert_raises(Server::Handler::NotAuthError) { @hdl.handle_command("list") }

    # Password is not allowed before setting a user.
    assert_raises(Server::Handler::SetUserFirstError) do 
      @hdl.handle_command("pass", ["secret"])
    end

    # Set the user.
    @hdl.handle_command("user", ["test"])
    assert_equal("test", @hdl.backend.user)

    # "list" still shouldn't be possible.
    assert_raises(Server::Handler::NotAuthError) { @hdl.handle_command("list") }

    # Set a different user.
    @hdl.handle_command("user", ["test2"])
    assert_equal("test2", @hdl.backend.user)

    # Give an incorrect password.
    assert_raises(Server::Handler::NotAuthError) do
      @hdl.handle_command("pass", ["secret"])
    end
    assert_equal("secret", @hdl.backend.pass)

    # Nothing should be raised when setting the password,
    # we should be authenticated afterwards.
    assert_nothing_raised do
      @hdl.handle_command("pass", ["foo"])
    end
    assert_equal("foo", @hdl.backend.pass)
    assert(@hdl.backend.authenticated?)

    # "list" should be possible now.
    assert_nothing_raised do
      @hdl.handle_command("list")
    end

    # Setting a different user or password should result in an error.
    assert_raise(Server::Handler::AlreadyAuthError) do
      @hdl.handle_command("user", ["test3"])
    end
    assert_raise(Server::Handler::AlreadyAuthError) do
      @hdl.handle_command("pass", ["secret2"])
    end
  end

end # class TC_HandlerTest