Module: Mondavi::PactRouter::ClassMethods

Defined in:
lib/mondavi/pact_router.rb

Instance Method Summary collapse

Instance Method Details

#extract_concept(representer, response) ⇒ Object 



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# File 'lib/mondavi/pact_router.rb', line 50

def extract_concept(representer, response)
  struct = OpenStruct.new
  struct.extend(representer)
  struct.from_hash(response)
end

#extract_stub(pact_class, concept, method, args) ⇒ Object 



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# File 'lib/mondavi/pact_router.rb', line 40

def extract_stub(pact_class, concept, method, args)
  parameter_string = args.to_s

  if !pacts.has_key?(method) || !pacts[method].has_key?(parameter_string)
    raise "#{pact_class} does not have #{concept} pact for method ':#{method}' with id key: '#{parameter_string}'"
  end

  pacts[method][parameter_string]
end

#mock(concept) ⇒ Object 



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# File 'lib/mondavi/pact_router.rb', line 21

def mock(concept)
  concept.extend(SingleForwardable)

  # override the methods dynamically defined methods
  # (defined in RequestRouter using the declarations in the component api)
  concept.methods(false).each do |method|
    define_singleton_method(method) do |args|
      stub = extract_stub(self, concept, method, args)

      representer = stub.representer
      response = stub.response

      return extract_concept(representer, response)
    end

    concept.def_delegator self, method, method
  end
end

#pact(method_name, parameter_string, stub) ⇒ Object 



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# File 'lib/mondavi/pact_router.rb', line 56

def pact method_name, parameter_string, stub
  pacts[method_name.to_s] = { parameter_string => stub }
end

#pact_for(concept) ⇒ Object 



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# File 'lib/mondavi/pact_router.rb', line 12

def pact_for(concept)
  is_test = ENV['RACK_ENV'] == 'test'
  is_external = !IsComponentLocal.call(target_concept: concept)

  if is_test || is_external
    mock(concept)
  end
end