require 'spec_helper'
require 'pact_broker/pacts/pact_params'

module PactBroker
  module Pacts
    describe PactParams do

      let(:body) { load_fixture('a_consumer-a_provider.json') }
      let(:consumer_version_number) { '1.2.3' }
      let(:headers) { { 'X-Pact-Consumer-Version' => consumer_version_number, 'Host' => 'example.org' } }
      let(:revision_number) { '1' }

      describe "from_request" do

        context "from a PUT request" do
          let(:request) { Webmachine::Request.new("PUT", "/", headers, body)}
          let(:path_info) do
            {
              consumer_name: 'Consumer',
              provider_name: 'Provider',
              consumer_version_number: '1.2.3',
              revision_number: revision_number
            }
          end

          subject { PactParams.from_request(request, path_info) }

          it "extracts the consumer name from the path" do
            expect(subject.consumer_name).to eq "Consumer"
          end

          it "extracts the provider name from the path" do
            expect(subject.provider_name).to eq "Provider"
          end

          it "extracts the consumer_version_number from the path" do
            expect(subject.consumer_version_number).to eq "1.2.3"
          end

          it "extracts the revision_number from the path" do
            expect(subject.revision_number).to eq "1"
          end

          it "extracts the json_content" do
            expect(subject.json_content).to eq body
          end

          it "extracts the consumer name from the pact" do
            expect(subject.consumer_name_in_pact).to eq "A Consumer"
          end

          it "extracts the provider name from the pact" do
            expect(subject.provider_name_in_pact).to eq "A Provider"
          end

          context "with no revision_number" do
            let(:revision_number) { nil }
            it "the revision_number is null" do
              expect(subject.revision_number).to be nil
            end
          end

          context "with missing data" do
            let(:body){ '' }

            it "the consumer name from the pact is nil" do
              expect(subject.consumer_name_in_pact).to be nil
            end

            it "the provider name from the pact is nil" do
              expect(subject.provider_name_in_pact).to be nil
            end

            it "extracts the json_content" do
              expect(subject.json_content).to eq ''
            end
          end
        end
      end
    end
  end
end