Adding the ability to handle Google Pay transactions

lib/spreedly.rb

@@ -9,6 +9,7 @@
 require 'spreedly/credential'
 require 'spreedly/payment_methods/payment_method'
 require 'spreedly/payment_methods/credit_card'
+require 'spreedly/payment_methods/google_pay'
 require 'spreedly/payment_methods/paypal'
 require 'spreedly/payment_methods/sprel'
 require 'spreedly/payment_methods/bank_account'

lib/spreedly/environment.rb

@@ -175,14 +175,27 @@ def auth_purchase_body(amount, payment_method_token, options)
       build_xml_request('transaction') do |doc|
         doc.amount amount
         doc.currency_code(options[:currency_code] || currency_code)
-        doc.payment_method_token(payment_method_token)
+        add_payment_token(doc, payment_method_token, options)
         add_to_doc(doc, options, :retain_on_success)
         add_to_doc(doc, options, :stored_credential_initiator)
         add_to_doc(doc, options, :stored_credential_reason_type)
         add_extra_options_for_basic_ops(doc, options)
       end
     end
 
+    def add_payment_token(doc, payment_method_token, options = {})
+      if options[:payment_method] == :google_pay
+        doc << <<~XML
+          <google_pay>
+            <payment_data><![CDATA[#{payment_method_token}]]></payment_data>
+            #{'<test_card_number>4111111111111111</test_card_number>' if options[:test_mode]}
+          </google_pay>
+        XML
+      else # if credit card
+        doc.payment_method_token(payment_method_token)
+      end
+    end
+
     def verify_body(payment_method_token, options)
       build_xml_request('transaction') do |doc|
         doc.payment_method_token(payment_method_token)

lib/spreedly/payment_methods/google_pay.rb

@@ -0,0 +1,6 @@
+module Spreedly
+
+  class GooglePay < PaymentMethod
+  end
+
+end

lib/spreedly/payment_methods/payment_method.rb

@@ -26,6 +26,8 @@ def self.new_from(xml_doc)
         return BankAccount.new(xml_doc)
       when 'third_party_token'
         return ThirdPartyToken.new(xml_doc)
+      when 'google_pay'
+        return GooglePay.new(xml_doc)
       end
     end
 

lib/spreedly/version.rb

@@ -1,3 +1,3 @@
 module Spreedly
-  VERSION = "2.0.27"
+  VERSION = "2.0.28"
 end

test/test_helper.rb

@@ -1,5 +1,5 @@
 require 'test/unit'
-require 'mocha/setup'
+require 'mocha/test_unit'
 require 'awesome_print'
 require 'pry'
 require 'logger'

test/unit/find_payment_method_test.rb

@@ -105,6 +105,18 @@ def test_successfully_find_bank_account
     assert_equal([], b.errors)
   end
 
+  def test_successfully_find_google_pay
+    google_pay = find_using(successful_get_google_pay_response)
+
+    assert_kind_of(Spreedly::GooglePay, google_pay)
+    assert_equal "5OHW2sAiQQMTNB06A3sOZ8UVduo", google_pay.token
+    assert_equal(1682445021, google_pay.created_at.to_i)
+    assert_equal(1682445021, google_pay.updated_at.to_i)
+    assert_equal("", google_pay.data)
+    assert_equal("google_pay", google_pay.payment_method_type)
+    assert_equal("cached", google_pay.storage_state)
+  end
+
   private
   def find_using(response)
     @environment.stubs(:raw_ssl_request).returns(response)

test/unit/payment_token_stubs/google_payment_token_stubs.rb

@@ -0,0 +1,7 @@
+module GooglePaymentTokenStubs
+  def google_pay_token
+    token = <<~TEXT
+      {"signature":"MEUCIA6SGVRwhOyeYRkeDUUNwB/kGtyfQAlOsg7NZydT17u/AiEA48BhWGQEF1EbEU0J+m8eSK3rTfhok9QqpiFVbME+Ky0\u003d","protocolVersion":"ECv1","signedMessage":"{\"encryptedMessage\":\"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\\u003d\\u003d\",\"ephemeralPublicKey\":\"BA2SvF9BdCX7Tl1wwRkyLzTfqhctobhZgSugC9Cz77XNUCBOBMfFyJQt506PUs89D6IJZZfOkZopy0shRF9Uph4\\u003d\",\"tag\":\"Uhin1BE7KAuuiam7eEQFimRUDd9Xn6tZc2fClTpfrXQ\\u003d\"}"}
+    TEXT
+  end
+end

test/unit/purchase_test.rb

@@ -1,9 +1,11 @@
 require 'test_helper'
 require 'unit/response_stubs/purchase_stubs'
+require 'unit/payment_token_stubs/google_payment_token_stubs'
 
 class PurchaseTest < Test::Unit::TestCase
 
   include PurchaseStubs
+  include GooglePaymentTokenStubs
 
   def setup
     @environment = Spreedly::Environment.new("key", "secret")
@@ -153,6 +155,26 @@ def test_request_body_params
       [ './continue_caching', 'true']
   end
 
+  def test_request_body_params_for_google_pay
+    body = get_request_body(successful_purchase_response) do
+      @environment.purchase_on_gateway("TheGatewayToken", google_pay_token, 2001, all_possible_options.merge(payment_method: :google_pay))
+    end
+
+    transaction = body.xpath('./transaction')
+    assert_xpaths_in transaction,
+      [ './amount', '2001' ],
+      [ './currency_code', 'EUR' ],
+      [ './payment_method_token', '' ],
+      [ './order_id', '8675' ],
+      [ './description', 'SuperDuper' ],
+      [ './ip', '183.128.100.103' ],
+      [ './merchant_name_descriptor', 'Real Stuff' ],
+      [ './merchant_location_descriptor', 'Raleigh' ],
+      [ './retain_on_success', 'true' ],
+      [ './continue_caching', 'true']
+
+    assert body.to_s.include?(google_pay_token)
+  end
 
   private
   def purchase_using(response)

test/unit/response_stubs/find_payment_method_stubs.rb

@@ -139,4 +139,46 @@ def successful_get_bank_account_response
     XML
   end
 
+  def successful_get_google_pay_response
+    StubResponse.succeeded <<-XML
+      <payment_method>
+        <token>5OHW2sAiQQMTNB06A3sOZ8UVduo</token>
+        <created_at type=\"dateTime\">2023-04-25T17:50:21Z</created_at>
+        <updated_at type=\"dateTime\">2023-04-25T17:50:21Z</updated_at>
+        <email nil=\"true\"/>
+        <data nil=\"true\"/>
+        <storage_state>cached</storage_state>
+        <test type=\"boolean\">true</test>
+        <metadata nil=\"true\"/>
+        <callback_url nil=\"true\"/>
+        <last_four_digits>1111</last_four_digits>
+        <first_six_digits>411111</first_six_digits>
+        <card_type>visa</card_type>
+        <first_name nil=\"true\"/>
+        <last_name nil=\"true\"/>
+        <month type=\"integer\">6</month>
+        <year type=\"integer\">2027</year>
+        <full_name/>
+        <address1 nil=\"true\"/>
+        <address2 nil=\"true\"/>
+        <city nil=\"true\"/>
+        <state nil=\"true\"/>
+        <zip nil=\"true\"/>
+        <country nil=\"true\"/>
+        <phone_number nil=\"true\"/>
+        <company nil=\"true\"/>
+        <shipping_address1 nil=\"true\"/>
+        <shipping_address2 nil=\"true\"/>
+        <shipping_city nil=\"true\"/>
+        <shipping_state nil=\"true\"/>
+        <shipping_zip nil=\"true\"/>
+        <shipping_country nil=\"true\"/>
+        <shipping_phone_number nil=\"true\"/>
+        <eligible_for_card_updater type=\"boolean\">false</eligible_for_card_updater>
+        <payment_method_type>google_pay</payment_method_type>
+        <errors></errors>
+      </payment_method>
+    XML
+  end
+
 end