public async Task GivenAValidUser_ShouldRegisterAsync()
{
var user = _fixture.Create <RegisterUser>();
var userDAOMock = new Mock <IUserDAO>();
userDAOMock.Setup(m => m.BuscarTodos()).Returns(Task.FromResult(Enumerable.Empty <User>()));
userDAOMock.Setup(m => m.Inserir(It.IsAny <User>()));
var _userAuthenticateService = new UserAuthenticateService(userDAOMock.Object);
UserSensitive userResponse = await _userAuthenticateService.RegisterAsync(user);
userResponse.Should().NotBeNull();
userResponse.Username.Should().Be(user.Username);
}
