public async Task CalcularAsync_TesteValorCorreto()
        {
            //arrange
            var mockCalculaJurosAplic = new Mock <ICalculaJurosAplic>();

            mockCalculaJurosAplic.Setup(p => p.CalcularAsync(It.IsAny <CalculaJurosDto>())).ReturnsAsync(100m);

            //act
            var calculaJurosController = new CalculaJurosController(mockCalculaJurosAplic.Object);
            var valorAtual             = await calculaJurosController.CalcularAsync(new CalculaJurosDto());

            //test
            Assert.Equal(100m, valorAtual);
        }