Challenge Rainforest

challenge.rb

class Challenge
  require "json"
  require "net/http"

  URL = "https://www.letsrevolutionizetesting.com/challenge.json".freeze
  MAX_ITERATIONS = 100

  def self.call
    # Initialize id_value with nil to start the loop
    id_value = nil

    MAX_ITERATIONS.times do
      begin
        response = extract_parameter(id_value)
        body = JSON.parse(response.body)
        puts body

        follow_body = body["follow"]
        if follow_body.nil?
          puts body["message"] || "not found"
          break
        end

        id_value = extract_id(follow_body)
        puts URI("#{URL}?id=#{id_value}")
      rescue StandardError => e
        puts "An error occurred: #{e.message}"
        break
      end
    end
  end

  private

  # Define a method to extract the id from the follow_body
  def self.extract_id(follow_body)
    follow_body.match(/id=(\d+)/)[1] if follow_body
  end

  # Define a method to extract the parameter from the id_value
  def self.extract_parameter(id_value)
    id_value.nil? ? Net::HTTP.get_response(URI(URL)) : Net::HTTP.get_response(URI("#{URL}?id=#{id_value}"))
  end
end

Challenge.call

question.md

Go to https://letsrevolutionizetesting.com/challenge (this page is not broken!) and follow the instructions. Put the program you used to solve the challenge below. If you do not solve it your application will be rejected

Log in local environment

irb(main):001:1* class Challenge
irb(main):002:1*   require "json"
irb(main):003:1*   require "net/http"
irb(main):004:1*
irb(main):005:1*   URL = "https://www.letsrevolutionizetesting.com/challenge.json".freeze
irb(main):006:1*   MAX_ITERATIONS = 100
irb(main):007:1*
irb(main):008:2*   def self.call
irb(main):009:2*     # Initialize id_value with nil to start the loop
irb(main):010:2*     id_value = nil
irb(main):011:2*
irb(main):012:3*     MAX_ITERATIONS.times do
irb(main):013:4*       begin
irb(main):014:4*         response = extract_parameter(id_value)
irb(main):015:4*         body = JSON.parse(response.body)
irb(main):016:4*         puts body
irb(main):017:4*
irb(main):018:4*         follow_body = body["follow"]
irb(main):019:5*         if follow_body.nil?
irb(main):020:5*           puts body["message"] || "not found"
irb(main):021:5*           break
irb(main):022:4*         end
irb(main):023:4*
irb(main):024:4*         id_value = extract_id(follow_body)
irb(main):025:4*         puts URI("#{URL}?id=#{id_value}")
irb(main):026:4*       rescue StandardError => e
irb(main):027:4*         puts "An error occurred: #{e.message}"
irb(main):028:4*         break
irb(main):029:3*       end
irb(main):030:2*     end
irb(main):031:1*   end
irb(main):032:1*
irb(main):033:1*   private
irb(main):034:1*
irb(main):035:1*   # Define a method to extract the id from the follow_body
irb(main):036:2*   def self.extract_id(follow_body)
irb(main):037:2*     follow_body.match(/id=(\d+)/)[1] if follow_body
irb(main):038:1*   end
irb(main):039:1*
irb(main):040:1*   # Define a method to extract the parameter from the id_value
irb(main):041:2*   def self.extract_parameter(id_value)
irb(main):042:2*     id_value.nil? ? Net::HTTP.get_response(URI(URL)) : Net::HTTP.get_response(URI("#{URL}?id=#{id_value}"))
irb(main):043:1*   end
irb(main):044:0> end
=> :extract_parameter
irb(main):045:0>
irb(main):046:0> Challenge.call
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=756775492", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=756775492
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=995287801", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=995287801
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=572744636", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=572744636
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=461736456", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=461736456
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=47526821", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=47526821
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=80296008", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=80296008
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=567724423", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=567724423
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=32758300", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=32758300
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=580396716", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=580396716
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=479167105", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=479167105
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=949971757", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=949971757
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=861310992", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=861310992
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=937651877", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=937651877
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=354271637", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=354271637
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=705630460", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=705630460
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=606216317", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=606216317
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=65584552", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=65584552
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=831657532", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=831657532
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=256000467", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=256000467
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=161184211", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=161184211
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=208550157", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=208550157
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=475613963", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=475613963
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=37577102", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=37577102
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=724114586", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=724114586
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=556333858", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=556333858
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=115660865", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=115660865
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=716571928", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=716571928
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=596834351", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=596834351
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=630823541", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=630823541
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=652202071", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=652202071
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=300716465", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=300716465
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=155015675", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=155015675
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=135205298", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=135205298
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=897873681", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=897873681
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=967454426", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=967454426
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=71656714", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=71656714
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=142868048", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=142868048
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=930312428", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=930312428
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=197119602", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=197119602
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=617265884", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=617265884
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=970138205", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=970138205
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=201907239", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=201907239
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=686630567", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=686630567
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=121457796", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=121457796
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=488888020", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=488888020
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=895507276", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=895507276
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=173103113", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=173103113
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=803136089", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=803136089
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=480810857", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=480810857
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=553833934", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=553833934
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=801238070", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=801238070
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=477183693", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=477183693
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=278432362", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=278432362
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=75367184", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=75367184
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=653620253", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=653620253
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=620822263", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=620822263
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=368201548", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=368201548
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=202982190", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=202982190
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=449699507", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=449699507
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=469802573", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=469802573
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=100196142", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=100196142
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=532212727", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=532212727
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=180103962", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=180103962
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=569247979", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=569247979
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=513897475", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=513897475
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=911918452", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=911918452
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=515668116", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=515668116
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=400102864", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=400102864
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=598053525", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=598053525
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=94928201", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=94928201
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=765856838", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=765856838
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=529200894", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=529200894
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=300886136", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=300886136
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=307895327", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=307895327
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=530146612", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=530146612
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=599920573", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=599920573
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=135743876", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=135743876
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=454110831", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=454110831
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=995478629", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=995478629
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=582208015", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=582208015
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=811715985", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=811715985
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=650890482", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=650890482
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=822042114", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=822042114
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=582600663", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=582600663
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=314974329", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=314974329
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=169280871", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=169280871
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=5136418", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=5136418
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=329594904", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=329594904
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=183208047", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=183208047
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=627597879", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=627597879
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=50576458", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=50576458
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=302722799", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=302722799
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=936408135", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=936408135
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=254043118", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=254043118
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=702496729", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=702496729
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=94985935", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=94985935
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=951438732", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=951438732
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=903777032", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=903777032
{"follow"=>"https://www.letsrevolutionizetesting.com/challenge?id=503047199", "message"=>"This is not the end"}
https://www.letsrevolutionizetesting.com/challenge.json?id=503047199
{"message"=>"Congratulations! You've reached the end! Please add the code (or a link to a repo with the code in it) you used to solve it to your application. We'll be in touch shortly!"}
Congratulations! You've reached the end! Please add the code (or a link to a repo with the code in it) you used to solve it to your application. We'll be in touch shortly!
=> nil
irb(main):047:0>