Server with preloaded interactions

preload-interactions.rb

# $ pact service -p 8080
# (new window)
# $ ruby preload-interactions.rb
# $ curl localhost:8080/path_one #Yay all good!
# $ curl localhost:8080/path_two #Boo... which response do we want???

require 'json'
require 'net/http'
require 'pact/consumer/consumer_contract_builder'
require 'pact/consumer_contract'
require 'pact/consumer/interaction_builder'

pact = JSON.parse(DATA.read, symbolize_names: true)
consumer_contract_builder = Pact::Consumer::ConsumerContractBuilder.new(provider_name: 'a provider', consumer_name: 'a consumer', pactfile_write_mode: :overwrite, port: 8080)

pact[:interactions].each do | interaction |
  consumer_contract_builder.given(interaction[:provider_state]).
    upon_receiving(interaction[:description]).
    with(interaction[:request]).
    will_respond_with(interaction[:response])
end


__END__
{
  "provider": {
    "name": "a provider"
  },
  "consumer": {
    "name": "a consumer"
  },
  "interactions": [
    {
      "description": "request one",
      "provider_state": "state one",
      "request": {
        "method": "get",
        "path": "/path_one"
      },
      "response": {
        "status": 200,
        "headers" : {"Content-Type": "application/json"},
        "body": {"message": "Yay! A matching response!!!"}
      }
    },
    {
      "description": "request two",
      "provider_state": "when a thing exists",
      "request": {
        "method": "get",
        "path": "/path_two"
      },
      "response": {
        "status": 200,
        "headers" : {"Content-Type": "application/json"},
        "body": {"message": "Will you get this???"}
      }
    },
    {
      "description": "request two",
      "provider_state": "when a thing does not exist",
      "request": {
        "method": "get",
        "path": "/path_two"
      },
      "response": {
        "status": 404,
        "body": "Or this?"
      }
    }
  ],
  "metadata": {
    "pactSpecificationVersion": "1.0"
  }
}