@RunWith(MockitoJUnitRunner.class)
@SpringBootTest
public class UserServiceImplTest {

    @Mock
    UserRepository userRepository;
    @Mock
    UserMapper userMapper;
    @Mock
    BCryptPasswordEncoder bCryptPasswordEncoder;
    @Mock
    Utils utils;

    @InjectMocks
    UserServiceImpl userServiceImpl;

    @Test
    public void testGetUser() {
        //given

        String email ="marek@nowak";
       List<CarUserDto> carsUser
        UserDto userDto = new UserDto(1,"asdasd","marek","nowak",email,"asdasd",bCryptPasswordEncoder.encode("asdasd"),null);
        userServiceImpl.createUser(userDto);
        Assert.assertEquals(userServiceImpl.getUser(email), userDto);
    }