CCM-10257: Implement Eventpub in Core - Schema Validation

Author: jamesthompson26-nhs

infrastructure/modules/eventpub/lambda/eventpub/src/__tests__/index.test.js

@@ -49,7 +49,7 @@ describe('SNS to EventBridge Lambda', () => {
     beforeEach(() => {
         eventBridgeMock.reset();
         sqsMock.reset();
-        delete process.env.THROTTLE_DELAY_MS;
+        process.env.THROTTLE_DELAY_MS = undefined;
     });
 
     test('Valid event is sent to the correct EventBridge bus', async () => {