update stripe controller rspec

spec/enterprise/controllers/enterprise/webooks/stripe_controller_spec.rb

@@ -2,24 +2,34 @@ require 'rails_helper'
 
 RSpec.describe 'Enterprise::Webhooks::StripeController', type: :request do
   describe 'POST /enterprise/webhooks/stripe' do
-    let(:params) { { content: 'hello' } }
+    let(:payload) { { type: 'customer.subscription.updated', content: 'hello' }.to_json }
+    let(:event_object) { instance_double(Stripe::Event, type: 'customer.subscription.updated') }
+
+    around do |example|
+      ENV['STRIPE_WEBHOOK_SECRET'] = 'test_secret'
+      ENV['STRIPE_WEBHOOK_SECRET_V2'] = 'test_secret_v2'
+      example.run
+      ENV.delete('STRIPE_WEBHOOK_SECRET')
+      ENV.delete('STRIPE_WEBHOOK_SECRET_V2')
+    end
 
     it 'call the Enterprise::Billing::HandleStripeEventService with the params' do
       handle_stripe = double
-      allow(Stripe::Webhook).to receive(:construct_event).and_return(params)
+      allow(Stripe::Webhook).to receive(:construct_event).and_return(event_object)
       allow(Enterprise::Billing::HandleStripeEventService).to receive(:new).and_return(handle_stripe)
       allow(handle_stripe).to receive(:perform)
-      post '/enterprise/webhooks/stripe', headers: { 'Stripe-Signature': 'test' }, params: params
-      expect(handle_stripe).to have_received(:perform).with(event: params)
+      post '/enterprise/webhooks/stripe', params: payload, headers: { 'Content-Type' => 'application/json', 'Stripe-Signature' => 'test' }
+      expect(handle_stripe).to have_received(:perform).with(event: event_object)
     end
 
     it 'returns a bad request if the headers are missing' do
-      post '/enterprise/webhooks/stripe', params: params
+      post '/enterprise/webhooks/stripe', params: payload, headers: { 'Content-Type' => 'application/json' }
       expect(response).to have_http_status(:bad_request)
     end
 
     it 'returns a bad request if the headers are invalid' do
-      post '/enterprise/webhooks/stripe', headers: { 'Stripe-Signature': 'test' }, params: params
+      allow(Stripe::Webhook).to receive(:construct_event).and_raise(Stripe::SignatureVerificationError.new('Invalid signature', 'sig'))
+      post '/enterprise/webhooks/stripe', params: payload, headers: { 'Content-Type' => 'application/json', 'Stripe-Signature' => 'test' }
       expect(response).to have_http_status(:bad_request)
     end
   end