Class: YolodiceValidator

Inherits:
Object
  • Object
show all
Defined in:
lib/yolodice_validator.rb

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(input_file) ⇒ YolodiceValidator

Returns a new instance of YolodiceValidator.



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# File 'lib/yolodice_validator.rb', line 73

def initialize input_file
  @input_file = input_file
  @mismatch_count = 0
end

Class Method Details

.parse_opts(argv) ⇒ Object 



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# File 'lib/yolodice_validator.rb', line 132

def parse_opts argv
  # There is only one option - pass a file containing a CSV dump
  usage = "Usage: yolodice_validator DUMP_FILE"
  unless argv.length == 1
    puts usage
    exit
  end
  return { input_file: argv[0] }
end

.run(opts) ⇒ Object 



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# File 'lib/yolodice_validator.rb', line 142

def run opts
  yv = YolodiceValidator.new opts[:input_file]
  yv.run
end

Instance Method Details

#run ⇒ Object 



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# File 'lib/yolodice_validator.rb', line 78

def run
  CSV.open @input_file do |file|
    # parse first line
    seed_id0, secret_hashed_hex0, secret_hex0, client_phrase0, seed_created_at0 = file.shift
    @generator = YolodiceGenerator.new secret_hex0, client_phrase0
    assume 'secret_hashed_hex', secret_hashed_hex0, @generator.server_key_hash_hex
    if @mismatch_count == 0
      puts "Seed seems OK, validating individual bets."
    else
      puts "Seed data is not valid, checking bets anyway."
    end
    print '.'
    @last_dot = true
    # read the rest of lines, verify individual bets
    while bet_data = file.shift do
      bet_id0, nonce0, rolled0, target0, range0, amount0, profit0 = bet_data
      bet_id0 = bet_id0.to_i
      nonce0 = nonce0.to_i
      rolled0 = rolled0.to_i
      target0 = target0.to_i
      amount0 = amount0.to_i
      profit0 = profit0.to_i

      bet = @generator.generate_bet nonce0, amount0, target0, range0
      assume "bet #{bet_id0} result", rolled0.to_i, bet[:result]
      assume "bet #{bet_id0} profit", profit0.to_i, bet[:profit]
      if nonce0 % 1000 == 0
        print '.' 
        @last_dot = true
      end
    end
    print "\n"
    if @mismatch_count == 0
      puts "All bets verified OK"
    else
      puts "#{@mismatch_count} errors found."
    end

  end
end