fix: test case when subscription email is not subscribed

docker-compose.yml

@@ -4,7 +4,7 @@ services:
   pg:
     image: bitnami/postgresql:13.16.0
     ports:
-      - '5432:5432'
+      - "5432:5432"
     environment:
       - POSTGRES_USER=docker
       - POSTGRES_PASSWORD=docker
@@ -13,21 +13,20 @@ services:
   pg-test:
     image: bitnami/postgresql:13.16.0
     ports:
-      - '5433:5432'
+      - "5433:5432"
     environment:
       - POSTGRES_USER=docker
       - POSTGRES_PASSWORD=docker
       - POSTGRES_DB=event-booster-test
-      
+
   redis:
     image: bitnami/redis:latest
     ports:
-      - '6379:6379'
+      - "6379:6379"
     environment:
-      - REDIS_PASSWORD=redis   
+      - REDIS_PASSWORD=redis
     volumes:
       - redis-data:/data
-      
+
 volumes:
   redis-data:
-

src/app/functions/generate-referral.spec.ts

@@ -9,6 +9,7 @@ import { beforeAll, describe, expect, it } from 'vitest'
 import { ReferralLinkAlreadyExists } from '../errors/referral-link-already-exists'
 import { generateReferral } from './generate-referral'
 import { faker } from '@faker-js/faker'
+import { SubscriptionNotFound } from '../errors/subscription-not-found-error'
 
 let host: InferSelectModel<typeof schema.hosts>
 let event: InferSelectModel<typeof schema.events>
@@ -37,6 +38,16 @@ describe('generate referral', () => {
     })
   })
 
+  it('should not be able to generate referral when email is not subscribed', async () => {
+    const sut = await generateReferral({
+      email: '[email protected]',
+      eventId: event.id,
+    })
+
+    expect(isLeft(sut)).toBe(true)
+    expect(unwrapEither(sut)).toBeInstanceOf(SubscriptionNotFound)
+  })
+
   it('should not be able to generate referral when its already exists', async () => {
     await makeReferralLink({
       eventId: event.id,