Simple module to generate a lot of test mock

helper.rb

module Helpers
  def generate_cep
    cep = rand(01000000...99990000)
    generate_cep if cep.size < 8

    cep
  end

  def generate_password
    (0...8).map { ([65, 97].sample + rand(26)).chr }.push(rand(99)).join
  end

  def generate_email
    email = (0...9).map {[*'a'..'z'].sample}.join
    provider = ['@gmail.com', '@hotmail.com', '@outlook.com', '@yahoo.com'].sample
    email + provider
  end

  def generate_name
    ['Testador', 'Bug', 'Testa', 'HelloWord', 'Ruby', 'Calabash', 'Barril'].sample
  end

  def generate_cell_number
    ddd = '11'
    ddd + (1..9).map{'23456789'.chars.sample}.join
  end

  #retirado de https://gist.github.com/breim/21f9eb4656c55b9b28e5
  def generate_cpf
    digits = []
    9.times { digits << rand(9) }
    2.times { digits << verification_digit_for(digits) }

    digits.join
  end

  private

  def verification_digit_for(known_digits)
    i = 1
    sums = known_digits.reverse.collect do |digit|
      i += 1
      digit * i
    end

    verification_digit = 11 - sums.inject(0) { |sum, item| sum + item } % 11
    verification_digit < 10 ? verification_digit : 0
  end
end