Add support for the Payout Reverse API (#951)

* Codegen for openapi 4bd4c01

* Add test

.travis.yml

@@ -15,7 +15,7 @@ notifications:
 env:
   global:
     # If changing this number, please also change it in `test/test_helper.rb`.
-    - STRIPE_MOCK_VERSION=0.99.0
+    - STRIPE_MOCK_VERSION=0.101.0
 
 cache:
   directories:

lib/stripe/resources/payout.rb

@@ -10,6 +10,7 @@ class Payout < APIResource
     OBJECT_NAME = "payout"
 
     custom_method :cancel, http_verb: :post
+    custom_method :reverse, http_verb: :post
 
     def cancel(params = {}, opts = {})
       request_stripe_object(
@@ -19,5 +20,14 @@ def cancel(params = {}, opts = {})
         opts: opts
       )
     end
+
+    def reverse(params = {}, opts = {})
+      request_stripe_object(
+        method: :post,
+        path: resource_url + "/reverse",
+        params: params,
+        opts: opts
+      )
+    end
   end
 end

test/stripe/customer_test.rb

@@ -57,7 +57,7 @@ class CustomerTest < Test::Unit::TestCase
       should "delete a discount" do
         customer = Stripe::Customer.retrieve("cus_123")
         customer = customer.delete_discount
-        assert_requested :delete, "#{Stripe.api_base}/v1/customers/#{customer.id}/discount"
+        assert_requested :delete, "#{Stripe.api_base}/v1/customers/cus_123/discount"
         assert customer.is_a?(Stripe::Customer)
       end
     end

test/stripe/payout_test.rb

@@ -53,5 +53,20 @@ class PayoutTest < Test::Unit::TestCase
         assert payout.is_a?(Stripe::Payout)
       end
     end
+
+    context "#reverse" do
+      should "reverse a payout" do
+        payout = Stripe::Payout.retrieve("tr_123")
+        payout = payout.reverse
+        assert payout.is_a?(Stripe::Payout)
+      end
+    end
+
+    context ".reverse" do
+      should "reverse a payout" do
+        payout = Stripe::Payout.reverse("pm_123")
+        assert payout.is_a?(Stripe::Payout)
+      end
+    end
   end
 end

test/test_helper.rb

@@ -16,7 +16,7 @@
 require ::File.expand_path("stripe_mock", __dir__)
 
 # If changing this number, please also change it in `.travis.yml`.
-MOCK_MINIMUM_VERSION = "0.99.0"
+MOCK_MINIMUM_VERSION = "0.101.0"
 MOCK_PORT = Stripe::StripeMock.start
 
 # Disable all real network connections except those that are outgoing to