public void CalculateTaxes_income_tax_correct_values(decimal minApplyAmount, decimal percent, decimal salary, decimal expected)
{
var rule = new IncomeTaxRule(percent, minApplyAmount);
var calc = new Calculator(new List <ITaxRule> {
rule
});
var res = calc.ApplyTaxes(salary);
Assert.Equal(res, expected);
}
public void CalculateTaxes_invalid_salary_must_return_0()
{
var rule1 = new IncomeTaxRule(10, 0);
var rule2 = new SocialContributionsRule(15, 0, 0);
var calc = new Calculator(new List <ITaxRule> {
rule1, rule2
});
var res = calc.ApplyTaxes(0);
Assert.Equal(0, res);
}
public void CalculateTaxes_all_rules_correct_values(decimal minApplyAmount, decimal maxApplyAmount, decimal percent1, decimal percent2, decimal salary, decimal expected)
{
var rule1 = new IncomeTaxRule(percent1, minApplyAmount);
var rule2 = new SocialContributionsRule(percent2, minApplyAmount, maxApplyAmount);
var calc = new Calculator(new List <ITaxRule> {
rule1, rule2
});
var res = calc.ApplyTaxes(salary);
Assert.Equal(expected, res);
}
private static Calculator GetCalculator(AppSettings settings)
{
var incomeTax = new IncomeTaxRule(
settings.IncomeTax.Percent,
settings.IncomeTax.MinApplyAmount
);
var socialContributions = new SocialContributionsRule(
settings.SocialContributions.Percent,
settings.SocialContributions.MinApplyAmount,
settings.SocialContributions.MaxApplyAmount
);
return(new Calculator(new List <ITaxRule> {
incomeTax, socialContributions
}));
}