refactor

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

@@ -0,0 +1,57 @@
+import { vi, type Mock } from 'vitest';
+import { GetCurrentSessionUseCase } from './GetCurrentSessionUseCase';
+import { User } from '../../domain/entities/User';
+import { IUserRepository, StoredUser } from '../../domain/repositories/IUserRepository';
+
+describe('GetCurrentSessionUseCase', () => {
+  let useCase: GetCurrentSessionUseCase;
+  let mockUserRepo: {
+    findByEmail: Mock;
+    findById: Mock;
+    create: Mock;
+    update: Mock;
+    emailExists: Mock;
+  };
+
+  beforeEach(() => {
+    mockUserRepo = {
+      findByEmail: vi.fn(),
+      findById: vi.fn(),
+      create: vi.fn(),
+      update: vi.fn(),
+      emailExists: vi.fn(),
+    };
+    useCase = new GetCurrentSessionUseCase(mockUserRepo as IUserRepository);
+  });
+
+  it('should return User when user exists', async () => {
+    const userId = 'user-123';
+    const storedUser: StoredUser = {
+      id: userId,
+      email: 'test@example.com',
+      displayName: 'Test User',
+      passwordHash: 'hash',
+      salt: 'salt',
+      primaryDriverId: 'driver-123',
+      createdAt: new Date(),
+    };
+    mockUserRepo.findById.mockResolvedValue(storedUser);
+
+    const result = await useCase.execute(userId);
+
+    expect(mockUserRepo.findById).toHaveBeenCalledWith(userId);
+    expect(result).toBeInstanceOf(User);
+    expect(result?.getId().value).toBe(userId);
+    expect(result?.getDisplayName()).toBe('Test User');
+  });
+
+  it('should return null when user does not exist', async () => {
+    const userId = 'user-123';
+    mockUserRepo.findById.mockResolvedValue(null);
+
+    const result = await useCase.execute(userId);
+
+    expect(mockUserRepo.findById).toHaveBeenCalledWith(userId);
+    expect(result).toBeNull();
+  });
+});