[bang] Adds methods for invoices and subscriptions

Author: harman28

lib/razorpay/invoice.rb

@@ -37,12 +37,24 @@ def edit(options = {})
       self.class.edit id, options
     end
 
+    def edit!(options = {})
+      with_a_bang { edit options }
+    end
+
     def issue
       self.class.issue id
     end
 
+    def issue!
+      with_a_bang { issue }
+    end
+
     def cancel
       self.class.cancel id
     end
+
+    def cancel!
+      with_a_bang { cancel }
+    end
   end
 end

lib/razorpay/subscription.rb

@@ -28,5 +28,9 @@ def self.cancel(id, options = {})
     def cancel(options = {})
       self.class.cancel id, options
     end
+
+    def cancel!(options = {})
+      with_a_bang { cancel options }
+    end
   end
 end

test/razorpay/test_invoice.rb

@@ -66,6 +66,14 @@ def test_invoice_can_be_issued_by_invoice_instance
       assert_invoice_details(invoice)
     end
 
+    def test_invoice_can_be_issued_by_invoice_instance!
+      stub_post(%r{invoices\/#{@invoice_id}\/issue$}, 'issue_invoice', {})
+      invoice = Razorpay::Invoice.fetch(@invoice_id)
+      invoice.issue!
+      assert_equal 'issued', invoice.status
+      refute_nil invoice.issued_at
+    end
+
     def test_invoice_can_be_cancelled_by_invoice_id
       stub_post(%r{invoices\/#{@invoice_id}\/cancel$}, 'cancel_invoice', {})
       invoice = Razorpay::Invoice.cancel(@invoice_id)
@@ -90,15 +98,21 @@ def test_invoice_can_be_cancelled_by_invoice_instance
       assert_invoice_details(invoice)
     end
 
-    def test_edit_invoice
+    def test_invoice_can_be_cancelled_by_invoice_instance!
+      stub_post(%r{invoices\/#{@invoice_id}\/cancel$}, 'cancel_invoice', {})
+      invoice = Razorpay::Invoice.fetch(@invoice_id)
+      invoice.cancel!
+      assert_equal 'cancelled', invoice.status
+      refute_nil invoice.cancelled_at
+    end
+
+    def test_edit_invoice!
       invoice = Razorpay::Invoice.fetch(@invoice_id)
       assert_instance_of Razorpay::Invoice, invoice, 'invoice not an instance of Razorpay::Invoice class'
       assert_nil invoice.invoice_number
-
       update_invoice_data = { invoice_number: '12345678' }
       stub_patch(%r{invoices/#{@invoice_id}$}, 'update_invoice', update_invoice_data)
-
-      invoice = invoice.edit(update_invoice_data)
+      invoice.edit!(update_invoice_data)
       assert_instance_of Razorpay::Invoice, invoice, 'invoice not an instance of Razorpay::Invoice class'
       refute_nil invoice.invoice_number
     end

test/razorpay/test_subscription.rb

@@ -79,6 +79,13 @@ def test_subscription_can_be_cancelled_by_subscription_instance
       assert_subscription_details(subscription)
     end
 
+    def test_subscription_can_be_cancelled_by_subscription_instance!
+      stub_post(%r{subscriptions\/#{@subscription_id}\/cancel$}, 'cancel_subscription', {})
+      subscription = Razorpay::Subscription.fetch(@subscription_id)
+      subscription.cancel!
+      assert_equal 'cancelled', subscription.status
+    end
+
     private
 
     def assert_subscription_details(subscription)