add test for APNs bundle ID

test/notifications/senders/AppleNotificationSenderTests.test.ts

@@ -105,7 +105,18 @@ describe("AppleNotificationSender", () => {
     });
 
     it('throws an error if the bundle ID is not set correctly', async () => {
+      process.env = {
+        ...process.env,
+        APNS_BUNDLE_ID: undefined,
+      }
+      const notificationArguments: NotificationAlertArguments = {
+        title: 'Test notification',
+        body: 'This notification will not send',
+      }
 
+      await expect(async () => {
+        await notificationSender.sendNotificationImmediately('1', notificationArguments);
+      }).rejects.toThrow();
     });
 
     it('returns false if there is an error sending the notification', async () => {