public void CalculateIncomeTax(Contributor contributer)
{
var discount = ((contributer.NumberDependents * _percentDiscounte) / 100) * _salary;
var freeSalary = contributer.Salary - discount;
var incomeTax = _aliquota.GetIncomeTax(_salary, freeSalary);
contributer.SetIncomeTax(incomeTax);
}
public void AliquotaErradaSemProxima()
{
//Arrange
var aliquota = new IncomeTaxRate(15, 5);
var salarioMinimo = 1000;
var rendaLiquida = 6000;
//Act
var valor = aliquota.GetIncomeTax(salarioMinimo, rendaLiquida);
//Assert
valor.Should().Be(0);
}
public void AliquotaMaxima()
{
//Arrange
var aliquota = new IncomeTaxRate(27.5m);
var salarioMinimo = 1000;
var rendaLiquida = 40000;
//Act
var valor = aliquota.GetIncomeTax(salarioMinimo, rendaLiquida);
var valorEsperado = ((rendaLiquida * 27.5m) / 100);
//Assert
valor.Should().Be(valorEsperado);
}
public void AliquotaCorretaComProxima()
{
//Arrange
var aliquota = new IncomeTaxRate(15, 5)
.NextRange(new IncomeTaxRate(22.5m, 7));
var salarioMinimo = 1000;
var rendaLiquida = 4000;
//Act
var valor = aliquota.GetIncomeTax(salarioMinimo, rendaLiquida);
var valorEsperado = ((rendaLiquida * 15) / 100);
//Assert
valor.Should().Be(valorEsperado);
}