public async Task given_medicaretaxinfo_and_earnings_when_calculating_then_should_return_expected_medicare(
decimal rate1, decimal rate2, decimal threshold, decimal ytdEarnings, decimal payrunEarnings, decimal expected)
{
var repository = Substitute.For <ITaxRateRepository>();
var info = new MedicareTaxInfo {
Rate1 = rate1, Rate2 = rate2, Rate2Threshold = threshold
};
repository.GetMedicareTaxInfo().Returns(info);
var context = new PaycheckContext();
context.Earnings.Add(new Earning {
Amount = payrunEarnings
});
context.Earnings.YTD = ytdEarnings;
var calculator = new CalculateMedicareTax(repository);
var result = await calculator.ExecuteAsync(context, CancellationToken.None);
var medicareTax = result.Taxes.SingleOrDefault(x => x.Type == TaxType.Medicare);
medicareTax.Should().NotBeNull();
medicareTax.Value.Should().Be(expected);
}
public async Task given_paycheckcontext_with_employeeinfo_when_calculating_then_return_check()
{
//This is just a sample of what it would look like in production code to use a real IoC container.
var services = new ServiceCollection();
services.Scan(x => x.FromAssemblyOf <PaycheckCalculator>());
services.Scan(x =>
x.FromAssemblyOf <PaycheckCalculator>()
.AddClasses()
.AsImplementedInterfaces()
.WithTransientLifetime());
services.AddSingleton <IServiceProvider>(x => new MicrosoftServiceProvider(services.BuildServiceProvider()));
var provider = services.BuildServiceProvider();
var context = new PaycheckContext();
var calculator = provider.GetService <PaycheckCalculator>();
var result = await calculator.ExecuteAsync(context);
result.Should().BeEquivalentTo(context);
}
