Contents

require 'webgen/test'
require 'webgen/listener'


class ListenerTest < Webgen::TestCase

  class ListenerTestclass
    include Listener

    def add_msg
      add_msg_name :testmsg
    end

    def del_msg
      del_msg_name :testmsg
    end

    def dispatch( msgname, args )
      dispatch_msg( msgname, args )
    end
  end


  def setup
    @testclass = ListenerTestclass.new
  end


  def test_message_handling
    assert_kind_of( Listener, @testclass )
    assert_nothing_raised do
      @testclass.del_msg
      @testclass.add_msg
      @testclass.add_msg
      @testclass.del_msg
    end
  end


  def msg_receiver( *args )
    @times += 1
    assert_equal( 1, args.length )
  end


  def test_message_passing
    assert_nothing_raised { @testclass.add_msg_listener( :testmsg, "hello" ) }
    assert_nothing_raised { @testclass.del_msg_listener( :testmsg, "hello" ) }

    @testclass.add_msg

    assert_raise( NoMethodError ) { @testclass.add_msg_listener( :testmsg, "hello" ) }
    assert_raise( RuntimeError ) { @testclass.add_msg_listener( :testmsg ) }

    @times = 0
    assert_nothing_raised do
      @testclass.add_msg_listener( :testmsg, method(:msg_receiver) )
      @testclass.add_msg_listener( :testmsg ) do |*args|
        msg_receiver( *args )
      end
    end
    assert_equal( 0, @times )

    @testclass.dispatch( :testmsg, 'hello' )
    assert_equal( 2, @times, 'some receiver objects were not called'  )

    assert_nothing_raised { @testclass.del_msg_listener( :testmsg, method( :msg_receiver ) ) }
    @testclass.dispatch( :testmsg, 'hello' )
    assert_equal( 3, @times  )
  end

end

Version data entries

8 entries across 8 versions & 1 rubygems

Version	Path
webgen-0.4.1	test/unittests/tc_listener.rb
webgen-0.4.0	test/unittests/tc_listener.rb
webgen-0.4.2	test/unittests/tc_listener.rb
webgen-0.4.3	test/unittests/tc_listener.rb
webgen-0.4.5	test/unittests/tc_listener.rb
webgen-0.4.4	test/unittests/tc_listener.rb
webgen-0.4.6	test/unittests/tc_listener.rb
webgen-0.4.7	test/unittests/tc_listener.rb