Module: PactBroker::Client::MergePacts

Extended by:
MergePacts
Included in:
MergePacts
Defined in:
lib/pact_broker/client/merge_pacts.rb

Instance Method Summary collapse

Instance Method Details

#call(pact_hashes) ⇒ Object 



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# File 'lib/pact_broker/client/merge_pacts.rb', line 12

def call pact_hashes
  pact_hashes.reduce{|p1, p2| merge(p1, p2) }
end

#merge(original, additional) ⇒ Object

Accepts two hashes representing pacts, outputs a merged hash Does not make any guarantees about order of interactions



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# File 'lib/pact_broker/client/merge_pacts.rb', line 18

def merge original, additional
  new_pact = JSON.parse(original.to_json, symbolize_names: true)

  additional[:interactions].each do |new_interaction|
    # check to see if this interaction matches an existing interaction
    overwrite_index = original[:interactions].find_index do |original_interaction|
      same_description_and_state?(original_interaction, new_interaction)
    end

    # overwrite existing interaction if a match is found, otherwise appends the new interaction
    if overwrite_index
      if new_interaction == original[:interactions][overwrite_index]
        new_pact[:interactions][overwrite_index] = new_interaction
      else
        raise PactMergeError, almost_duplicate_message(original[:interactions][overwrite_index], new_interaction)
      end
    else
      new_pact[:interactions] << new_interaction
    end
  end

  new_pact
end