Class: ObjectProtocol::SatisfiableMessageExpectation

Inherits:
Object
  • Object
show all
Extended by:
Forwardable
Defined in:
lib/object_protocol/satisfiable_message_expectation.rb

Instance Method Summary collapse

Constructor Details

#initialize(protocol:, message_expectation:) ⇒ SatisfiableMessageExpectation

Returns a new instance of SatisfiableMessageExpectation.



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# File 'lib/object_protocol/satisfiable_message_expectation.rb', line 9

def initialize(protocol:, message_expectation:)
  @protocol            = protocol
  @message_expectation = message_expectation

  @satisfied = false
end

Instance Method Details

#attempt_to_apply_sent_message(sent_message) ⇒ Object 



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# File 'lib/object_protocol/satisfiable_message_expectation.rb', line 16

def attempt_to_apply_sent_message(sent_message)
  return if satisfied?
  return false unless is_sent_message_applicable?(sent_message)

  @satisfied = true
end

#is_sent_message_applicable?(sent_message) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/object_protocol/satisfiable_message_expectation.rb', line 23

def is_sent_message_applicable?(sent_message)
  return false unless protocol.participant_by_name(sender.name) == sent_message.sender
  return false unless protocol.participant_by_name(receiver.name) == sent_message.receiver
  return false unless message == sent_message.name

  if arguments_specified?
    return false unless arguments == sent_message.arguments
  end

  true
end

#satisfied? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/object_protocol/satisfiable_message_expectation.rb', line 35

def satisfied?
  !!@satisfied
end

#unsatisfied? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/object_protocol/satisfiable_message_expectation.rb', line 39

def unsatisfied?
  !satisfied?
end