Checkout.com tests

test_checkout.rb

# You need a .env file in the same folder:
# PUBLIC_KEY=....
# SECRET_KEY=....
#
# And then run with ruby test_checkout.rb
#

require 'bundler/inline'
gemfile do
  source 'https://rubygems.org'
  gem 'checkout_sdk', '~> 0.2.1'
  gem 'dotenv'
end
require 'dotenv'
Dotenv.load('.env')

CheckoutSdk.configure do |config|
  config.secret_key = ENV.fetch('SECRET_KEY')
  config.public_key = ENV.fetch('PUBLIC_KEY')
  config.base_url   = 'https://api.sandbox.checkout.com'
end

def request_token(card_expiry_year = 2030)
  params = CheckoutSdk::RequestToken.new
  params.type = 'card'
  params.card_number = '5436031030606378'
  params.card_expiry_month = '6'
  params.card_expiry_year = card_expiry_year
  params.card_cvv = '257'
  params.card_name = 'Elmo and Friends'
  params.billing_address_line1 = 'Sesame street 1'
  params.billing_address_line2 = ''
  params.billing_city = 'Sesame city'
  params.billing_state = 'Sesame state'
  params.billing_zip = '12345'
  params.billing_country = 'US'
  params.phone_country_code = '+1'
  params.phone_number = '415 555 2671'

  response = CheckoutSdk::ApiResource.new.request_token(params)
  result = JSON.parse(response.body)
  pp result unless response.status == 201

  result['token']
end

def request_payment(token, customer_id = nil)
  payment_request_source = CheckoutSdk::PaymentRequestSource.new
  payment_request_source.type = 'token'
  payment_request_source.token = token
  payment_request_source.amount = 1000
  payment_request_source.currency = 'USD'
  payment_request_source.customer_id = customer_id

  response = CheckoutSdk::ApiResource.new.request_payment(payment_request_source)
  result = JSON.parse(response.body)
  pp result unless response.status == 201

  {
    id: result['id'],
    source_id: result['source']['id'],
    fingerprint: result['source']['fingerprint'],
    customer_id: result['customer']['id'],
  }
end

p '------------'
use_case = 'Same Card genererates different tokens:'
p use_case
token1 = request_token
token2 = request_token
p token1
p token2
raise "Nope: #{use_case}" if token1 == token2

p '------------'
use_case = 'Same Card with different expiry date genererates different tokens:'
p use_case
token1 = request_token(2030)
token2 = request_token(2031)
p token1
p token2
raise "Nope: #{use_case}" if token1 == token2

p '------------'
use_case = 'Same card with no customer_id genererates different source IDs'
p use_case
token1 = request_token
token2 = request_token
payment1 = request_payment(token1)
payment2 = request_payment(token2)
p payment1[:source_id]
p payment2[:source_id]
raise "Nope: #{use_case}" if payment1[:source_id] == payment2[:source_id]

p '------------'
use_case = 'Same card with no customer_id genererates same fingerprint'
p use_case
token1 = request_token
token2 = request_token
payment1 = request_payment(token1)
payment2 = request_payment(token2)
p payment1[:fingerprint]
p payment2[:fingerprint]
raise "Nope: #{use_case}" unless payment1[:fingerprint] == payment2[:fingerprint]

p '------------'
use_case = 'Same card with same customer_id genererates same source IDs'
p use_case
token1 = request_token
token2 = request_token
payment1 = request_payment(token1)
payment2 = request_payment(token2, payment1[:customer_id])
p payment1[:source_id]
p payment2[:source_id]
raise "Nope: #{use_case}" unless payment1[:source_id] == payment2[:source_id]

p '------------'
use_case = 'Same Card with different expiry date but same customer_id genererates different source IDs:'
p use_case
token1 = request_token(2030)
token2 = request_token(2031)
payment1 = request_payment(token1)
payment2 = request_payment(token2, payment1[:customer_id])
p payment1[:source_id]
p payment2[:source_id]
raise "Nope: #{use_case}" if payment1[:source_id] == payment2[:source_id]