use describe.each to test the multiple implementations

test/repositories/NotificationRepositoryTests.ts

@@ -1,13 +1,25 @@
 import { beforeEach, describe, expect, it, jest } from "@jest/globals";
 import { InMemoryNotificationRepository } from "../../src/repositories/InMemoryNotificationRepository";
-import { NotificationEvent } from "../../src/repositories/NotificationRepository";
+import { NotificationEvent, NotificationRepository } from "../../src/repositories/NotificationRepository";
+import { RedisNotificationRepository } from "../../src/repositories/RedisNotificationRepository";
 
-describe("InMemoryNotificationRepository", () => {
-  let repo: InMemoryNotificationRepository;
+const repositoryImplementations = [
+  {
+    name: 'InMemoryNotificationRepository',
+    factory: () => new InMemoryNotificationRepository(),
+  },
+  {
+    name: 'RedisNotificationRepository',
+    factory: () => new RedisNotificationRepository(),
+  },
+]
+
+describe.each(repositoryImplementations)('$name', ({ factory }) => {
+  let repo: NotificationRepository;
 
   beforeEach(() => {
-    repo = new InMemoryNotificationRepository();
-  })
+    repo = factory();
+  });
 
   const notification = {
     deviceId: "device1",

test/repositories/RedisNotificationRepositoryTests.test.ts

@@ -1,22 +0,0 @@
-import { afterEach, beforeEach, describe } from "@jest/globals";
-import { createClient, RedisClientType } from "redis";
-import { RedisNotificationRepository } from "../../src/repositories/RedisNotificationRepository";
-
-describe("RedisNotificationRepository", () => {
-  let redisClient: RedisClientType;
-  let repository: RedisNotificationRepository;
-
-  beforeEach(async () => {
-    redisClient = createClient({
-      url: process.env.REDIS_URL,
-    });
-    repository = new RedisNotificationRepository(
-      redisClient
-    );
-    await repository.connect();
-  });
-
-  afterEach(async () => {
-    await repository.disconnect();
-  })
-});