test(productivity-report): user subscripton read model

src/lib/features/user-subscriptions/user-subscriptions-read-model.test.ts

@@ -0,0 +1,167 @@
+import dbInit, { type ITestDb } from '../../../test/e2e/helpers/database-init';
+import getLogger from '../../../test/fixtures/no-logger';
+import { UserSubscriptionsReadModel } from './user-subscriptions-read-model';
+import type { IUserSubscriptionsReadModel } from './user-subscriptions-read-model-type';
+import EventEmitter from 'events';
+import { SUBSCRIPTION_TYPES } from './user-subscriptions-read-model-type';
+import type { IUnleashStores, IUserStore } from '../../types';
+import type { IUserUnsubscribeStore } from './user-unsubscribe-store-type';
+
+let db: ITestDb;
+let stores: IUnleashStores;
+let userStore: IUserStore;
+let userUnsubscribeStore: IUserUnsubscribeStore;
+let userSubscriptionsReadModel: IUserSubscriptionsReadModel;
+
+const subscription =
+    'productivity-report' satisfies (typeof SUBSCRIPTION_TYPES)[number];
+
+beforeAll(async () => {
+    db = await dbInit('user_subscriptions_read_model_test', getLogger);
+    stores = db.stores;
+    userStore = stores.userStore;
+    userUnsubscribeStore = stores.userUnsubscribeStore;
+    const eventBus = new EventEmitter();
+    userSubscriptionsReadModel = new UserSubscriptionsReadModel(
+        db.rawDatabase,
+        eventBus,
+    );
+});
+
+beforeEach(async () => {
+    await db.stores.userStore.deleteAll();
+});
+
+afterAll(async () => {
+    await db.destroy();
+});
+
+describe('getSubscribedUsers', () => {
+    test('returns users that did not unsubscribe', async () => {
+        const user1 = await userStore.insert({
+            email: '[email protected]',
+            name: 'User One',
+        });
+        const user2 = await userStore.insert({
+            email: '[email protected]',
+            name: 'User Two',
+        });
+        const user3 = await userStore.insert({
+            email: '[email protected]',
+            name: 'User Three',
+        });
+
+        await userUnsubscribeStore.insert({
+            userId: user2.id,
+            subscription,
+        });
+
+        const subscribers =
+            await userSubscriptionsReadModel.getSubscribedUsers(subscription);
+
+        expect(subscribers).toHaveLength(2);
+        expect(subscribers).toEqual(
+            expect.arrayContaining([
+                { email: '[email protected]', name: 'User One' },
+                { email: '[email protected]', name: 'User Three' },
+            ]),
+        );
+    });
+
+    test('reflects changes after unsubscribe and resubscribe', async () => {
+        const user = await userStore.insert({
+            email: '[email protected]',
+            name: 'User Seven',
+        });
+
+        let subscribers =
+            await userSubscriptionsReadModel.getSubscribedUsers(subscription);
+        expect(subscribers).toEqual(
+            expect.arrayContaining([
+                { email: '[email protected]', name: 'User Seven' },
+            ]),
+        );
+
+        await userUnsubscribeStore.insert({
+            userId: user.id,
+            subscription,
+        });
+        subscribers =
+            await userSubscriptionsReadModel.getSubscribedUsers(subscription);
+        expect(subscribers).not.toEqual(
+            expect.arrayContaining([
+                { email: '[email protected]', name: 'User Seven' },
+            ]),
+        );
+
+        await userUnsubscribeStore.delete({
+            userId: user.id,
+            subscription,
+        });
+
+        subscribers =
+            await userSubscriptionsReadModel.getSubscribedUsers(subscription);
+        expect(subscribers).toEqual(
+            expect.arrayContaining([
+                { email: '[email protected]', name: 'User Seven' },
+            ]),
+        );
+    });
+
+    test('should not include deleted users', async () => {
+        const user = await userStore.insert({
+            email: '[email protected]',
+            name: 'To Delete',
+        });
+
+        await userStore.delete(user.id);
+
+        const subscribers =
+            await userSubscriptionsReadModel.getSubscribedUsers(subscription);
+
+        expect(subscribers).toHaveLength(0);
+    });
+});
+
+describe('getUserSubscriptions', () => {
+    test(' returns all subscriptions if user has not unsubscribed', async () => {
+        const user = await userStore.insert({
+            email: '[email protected]',
+            name: 'User Four',
+        });
+
+        const userSubscriptions =
+            await userSubscriptionsReadModel.getUserSubscriptions(user.id);
+
+        expect(userSubscriptions).toEqual(SUBSCRIPTION_TYPES);
+    });
+
+    test('returns correct subscriptions if user unsubscribed and resubscribed', async () => {
+        const user = await userStore.insert({
+            email: '[email protected]',
+            name: 'User Five',
+        });
+        const subscription =
+            'productivity-report' satisfies (typeof SUBSCRIPTION_TYPES)[number];
+
+        await userUnsubscribeStore.insert({
+            userId: user.id,
+            subscription,
+        });
+
+        const userSubscriptions =
+            await userSubscriptionsReadModel.getUserSubscriptions(user.id);
+
+        expect(userSubscriptions).not.toContain(subscription);
+
+        await userUnsubscribeStore.delete({
+            userId: user.id,
+            subscription,
+        });
+
+        const userSubscriptionsAfterResubscribe =
+            await userSubscriptionsReadModel.getUserSubscriptions(user.id);
+
+        expect(userSubscriptionsAfterResubscribe).toContain(subscription);
+    });
+});

src/lib/features/user-subscriptions/user-subscriptions-read-model.ts

@@ -39,6 +39,7 @@ export class UserSubscriptionsReadModel implements IUserSubscriptionsReadModel {
             .select(USER_COLUMNS)
             .whereNotIn('id', unsubscribedUserIdsQuery)
             .andWhere('is_service', false)
+            .andWhere('deleted_at', null)
             .andWhereNot('email', null);
 
         return users.map(mapRowToSubscriber);