JSON API test DSL

json_api_dsl.rb

describe 'POST api/v1/sessions' do
      def self.request(options)
        let(:api_response) {
          send(
            options[:method].downcase,
            options[:path],
            options[:json],
          )
          last_response
        }
      end

      def self.response(options)
        it "should have status #{options[:status]}" do
          expect(api_response.status).to eq options[:status]
        end

        it "should respond with #{options[:json]}" do
          expect(JSON.parse(api_response.body)).to eq options[:json]
        end  

      end

    context "with bad location_id" do
 
      before do
        any_instance_of(FacebookProfileCreator) do |fpc|
          stub(fpc).create_or_update
        end
      end

      request({
        method: "POST",
        path: "api/v1/sessions",
        json:
          {
            facebook_token: 'valid token',
            location_id: 'bad location id',
          },
      })

      response({
        status: 200,
        json:
          {
            "code" => 10060,
            "error" => "Bad Location",
          },
      })

    end
end