core tests

core/notifications/application/use-cases/GetAllNotificationsUseCase.test.ts

@@ -0,0 +1,143 @@
+import type { Logger } from '@core/shared/domain/Logger';
+import { Result } from '@core/shared/domain/Result';
+import type { ApplicationErrorCode } from '@core/shared/errors/ApplicationErrorCode';
+import { beforeEach, describe, expect, it, vi, type Mock } from 'vitest';
+import { Notification } from '../../domain/entities/Notification';
+import { NotificationRepository } from '../../domain/repositories/NotificationRepository';
+import {
+    GetAllNotificationsUseCase,
+    type GetAllNotificationsInput,
+} from './GetAllNotificationsUseCase';
+
+interface NotificationRepositoryMock {
+  findByRecipientId: Mock;
+}
+
+describe('GetAllNotificationsUseCase', () => {
+  let notificationRepository: NotificationRepositoryMock;
+  let logger: Logger;
+  let useCase: GetAllNotificationsUseCase;
+
+  beforeEach(() => {
+    notificationRepository = {
+      findByRecipientId: vi.fn(),
+    };
+
+    logger = {
+      debug: vi.fn(),
+      info: vi.fn(),
+      warn: vi.fn(),
+      error: vi.fn(),
+    } as unknown as Logger;
+
+    useCase = new GetAllNotificationsUseCase(
+      notificationRepository as unknown as NotificationRepository,
+      logger,
+    );
+  });
+
+  it('returns all notifications and total count for recipient', async () => {
+    const recipientId = 'driver-1';
+    const notifications: Notification[] = [
+      Notification.create({
+        id: 'n1',
+        recipientId,
+        type: 'system_announcement',
+        title: 'Test 1',
+        body: 'Body 1',
+        channel: 'in_app',
+      }),
+      Notification.create({
+        id: 'n2',
+        recipientId,
+        type: 'race_registration_open',
+        title: 'Test 2',
+        body: 'Body 2',
+        channel: 'email',
+      }),
+    ];
+
+    notificationRepository.findByRecipientId.mockResolvedValue(notifications);
+
+    const input: GetAllNotificationsInput = { recipientId };
+
+    const result = await useCase.execute(input);
+
+    expect(notificationRepository.findByRecipientId).toHaveBeenCalledWith(recipientId);
+    expect(result).toBeInstanceOf(Result);
+    expect(result.isOk()).toBe(true);
+    
+    const successResult = result.unwrap();
+    expect(successResult.notifications).toEqual(notifications);
+    expect(successResult.totalCount).toBe(2);
+  });
+
+  it('returns empty array when no notifications exist', async () => {
+    const recipientId = 'driver-1';
+    notificationRepository.findByRecipientId.mockResolvedValue([]);
+
+    const input: GetAllNotificationsInput = { recipientId };
+
+    const result = await useCase.execute(input);
+
+    expect(notificationRepository.findByRecipientId).toHaveBeenCalledWith(recipientId);
+    expect(result.isOk()).toBe(true);
+    
+    const successResult = result.unwrap();
+    expect(successResult.notifications).toEqual([]);
+    expect(successResult.totalCount).toBe(0);
+  });
+
+  it('handles repository errors by logging and returning error result', async () => {
+    const recipientId = 'driver-1';
+    const error = new Error('DB error');
+    notificationRepository.findByRecipientId.mockRejectedValue(error);
+
+    const input: GetAllNotificationsInput = { recipientId };
+
+    const result = await useCase.execute(input);
+
+    expect(result.isErr()).toBe(true);
+    const err = result.unwrapErr() as ApplicationErrorCode<'REPOSITORY_ERROR', { message: string }>;
+    expect(err.code).toBe('REPOSITORY_ERROR');
+    expect(err.details.message).toBe('DB error');
+    expect((logger.error as unknown as Mock)).toHaveBeenCalled();
+  });
+
+  it('logs debug message when starting execution', async () => {
+    const recipientId = 'driver-1';
+    notificationRepository.findByRecipientId.mockResolvedValue([]);
+
+    const input: GetAllNotificationsInput = { recipientId };
+
+    await useCase.execute(input);
+
+    expect(logger.debug).toHaveBeenCalledWith(
+      `Attempting to retrieve all notifications for recipient ID: ${recipientId}`,
+    );
+  });
+
+  it('logs info message on successful retrieval', async () => {
+    const recipientId = 'driver-1';
+    const notifications: Notification[] = [
+      Notification.create({
+        id: 'n1',
+        recipientId,
+        type: 'system_announcement',
+        title: 'Test',
+        body: 'Body',
+        channel: 'in_app',
+      }),
+    ];
+
+    notificationRepository.findByRecipientId.mockResolvedValue(notifications);
+
+    const input: GetAllNotificationsInput = { recipientId };
+
+    await useCase.execute(input);
+
+    expect(logger.info).toHaveBeenCalledWith(
+      `Successfully retrieved 1 notifications for recipient ID: ${recipientId}`,
+    );
+  });
+});