import { UpdateUserHandler } from '../src/modules/identity/application/handlers/user/update-user.handler';

describe('UpdateUserHandler', () => {
  test('rejects password in DTO', async () => {
    const mockRepo: any = { getById: jest.fn(), update: jest.fn() };
    mockRepo.getById.mockResolvedValue({ id: 'u1', changeUsername: jest.fn(), changeEmail: jest.fn(), setStorageQuota: jest.fn(), setStorageUsed: jest.fn() });

    const handler = new UpdateUserHandler(mockRepo as any);

    await expect(handler.execute('u1', { password: 'secret' } as any)).rejects.toThrow('Password management is not allowed.');
  });

  test('updates allowed fields', async () => {
    const userObj: any = { id: 'u1', changeUsername: jest.fn(), changeEmail: jest.fn(), setStorageQuota: jest.fn(), setStorageUsed: jest.fn() };
    const mockRepo: any = { getById: jest.fn().mockResolvedValue(userObj), update: jest.fn().mockResolvedValue(userObj) };

    const handler = new UpdateUserHandler(mockRepo as any);

    const dto = { name: 'New Name', email: 'a@b.com', storageQuota: 1000, storageUsed: 10 } as any;

    const res = await handler.execute('u1', dto);

    expect(userObj.changeUsername).toHaveBeenCalledWith('New Name');
    expect(userObj.changeEmail).toHaveBeenCalledWith('a@b.com');
    expect(userObj.setStorageQuota).toHaveBeenCalledWith(1000);
    expect(userObj.setStorageUsed).toHaveBeenCalledWith(10);
    expect(mockRepo.update).toHaveBeenCalledWith(userObj);
  });
});