Merge pull request #97 from surfacedamage/customer-create-upcoming-invoice

Allow creation of new Invoice off Customer

lib/stripe/customer.rb

@@ -25,6 +25,10 @@ module Stripe
       Charge.all({ :customer => id }, @api_key)
     end
 
+    def create_upcoming_invoice(params={})
+      Invoice.create(params.merge(:customer => id), @api_key)
+    end
+
     def cancel_subscription(params={})
       response, api_key = Stripe.request(:delete, subscription_url, @api_key, params)
       refresh_from({ :subscription => response }, api_key, true)

test/stripe/customer_test.rb

@@ -32,6 +32,12 @@ module Stripe
       assert_equal "c_test_customer", c.id
     end
 
+    should "create_upcoming_invoice should create a new invoice" do
+      @mock.expects(:post).once.returns(test_response(test_invoice))
+      i = Stripe::Customer.new("test_customer").create_upcoming_invoice
+      assert_equal "c_test_customer", i.customer
+    end
+
     should "be able to update a customer's subscription" do
       @mock.expects(:get).once.returns(test_response(test_customer))
       c = Stripe::Customer.retrieve("test_customer")

test/stripe/invoice_test.rb

@@ -8,6 +8,12 @@ module Stripe
       assert_equal 'in_test_invoice', i.id
     end
 
+    should "create should create a new invoice" do
+      @mock.expects(:post).once.returns(test_response(test_invoice))
+      i = Stripe::Invoice.create
+      assert_equal "in_test_invoice", i.id
+    end
+
     should "pay should pay an invoice" do
       @mock.expects(:get).once.returns(test_response(test_invoice))
       i = Stripe::Invoice.retrieve('in_test_invoice')
@@ -17,4 +23,4 @@ module Stripe
       assert_equal i.next_payment_attempt, nil
     end
   end
-end
+end