payment-gem/lib/payment/test_cards.rb

class Payment::TestCards
  attr_accessor :paratika, :test_gateway, :expired, :invalid

  # CCV or CVV, typo problem

  def join_path(*args)
    if defined?(Rails) && defined?(Rails.root)
      Rails.root.join(*args.prepend("payment"))
    else
      File.join(Dir.pwd, *args)
    end
  end

  def initialize
    paratika_csv = CSV.read(join_path("lib/payment/test_cards/paratika.csv"), headers: true)
    @paratika = paratika_csv.map do |row|
      { name: 'John Doe', number: row['Card Number'], month: row['Card Expiry'].split('/')[0], year: row['Card Expiry'].split('/')[1], ccv: row['CVV'] }
    end
    test_gateway_csv = CSV.read(join_path("lib/payment/test_cards/test_gateway.csv"), headers: true)
    @test_gateway = test_gateway_csv.map do |row|
      { name: 'John Doe', number: row['Card Number'], month: row['Card Expiry'].split('/')[0], year: row['Card Expiry'].split('/')[1], ccv: row['CVV'] }
    end
    @invalid = [
      { name: 'John Doe', number: '0111111111111111', month: '12', year: '2026', ccv: '000' }
    ]
    @expired = [
      { name: 'John Doe', number: '4546711234567894', month: '01', year: '2023', ccv: '123' }
    ]
  end

  def self.get(gw)
    new.send(gw)
  end
end