public void Apply()
{
if (_team.Name.Value == "Tinder" &&
DateTimeHelpers.CalculateAge(_contact.DateOfBirth.Value) < 18)
{
throw new ContactException("To join to tinder team, the age cannnot be less than 18 years.");
}
}
public void NormalUse()
{
var today = new DateTime(DateTime.Today.Year, DateTime.Today.Month, DateTime.Today.Day);
//leave the clock work (avoid .NET runtime optimizations)
System.Threading.Thread.Sleep(100);
var minusTenYearsOld = today.AddYears(10);
var tenYearsOld = today.AddYears(-10);
Assert.AreEqual(-10, DateTimeHelpers.CalculateAge(minusTenYearsOld));
Assert.AreEqual(10, DateTimeHelpers.CalculateAge(tenYearsOld));
Assert.AreEqual(0, DateTimeHelpers.CalculateAge(today));
}
public DateOfBirth(DateTime value)
{
if (value == DateTime.MinValue)
{
throw new ContactException("Invalid value.");
}
if (value == DateTime.MaxValue)
{
throw new ContactException("Invalid value.");
}
if (DateTimeHelpers.CalculateAge(value) < 16)
{
throw new ContactException("The age cannnot be less than 16 years.");
}
Value = value.Date;
}
