resolve todos in website

core/identity/application/use-cases/GetUserUseCase.test.ts

@@ -0,0 +1,48 @@
+import { describe, it, expect, vi, type Mock } from 'vitest';
+import { GetUserUseCase } from './GetUserUseCase';
+import { User } from '../../domain/entities/User';
+import type { IUserRepository, StoredUser } from '../../domain/repositories/IUserRepository';
+
+describe('GetUserUseCase', () => {
+  let userRepository: {
+    findById: Mock;
+  };
+
+  let useCase: GetUserUseCase;
+
+  beforeEach(() => {
+    userRepository = {
+      findById: vi.fn(),
+    };
+
+    useCase = new GetUserUseCase(userRepository as unknown as IUserRepository);
+  });
+
+  it('returns a User when the user exists', async () => {
+    const storedUser: StoredUser = {
+      id: 'user-1',
+      email: 'test@example.com',
+      displayName: 'Test User',
+      passwordHash: 'hash',
+      salt: 'salt',
+      primaryDriverId: 'driver-1',
+      createdAt: new Date(),
+    };
+
+    userRepository.findById.mockResolvedValue(storedUser);
+
+    const result = await useCase.execute('user-1');
+
+    expect(userRepository.findById).toHaveBeenCalledWith('user-1');
+    expect(result).toBeInstanceOf(User);
+    expect(result.getId().value).toBe('user-1');
+    expect(result.getDisplayName()).toBe('Test User');
+  });
+
+  it('throws when the user does not exist', async () => {
+    userRepository.findById.mockResolvedValue(null);
+
+    await expect(useCase.execute('missing-user')).rejects.toThrow('User not found');
+    expect(userRepository.findById).toHaveBeenCalledWith('missing-user');
+  });
+});