public void YearFieldChecker_True()
{
var checker = new YearFieldChecker();
Assert.IsTrue(checker.Validate("2014"));
Assert.IsTrue(checker.Validate("2015"));
Assert.IsTrue(checker.Validate("1890"));
Assert.IsTrue(checker.Validate("0000"));
}
public void YearFieldChecker_False()
{
var checker = new YearFieldChecker();
Assert.IsFalse(checker.Validate(DateTime.UtcNow.AddYears(1).Year.ToString()));
Assert.IsFalse(checker.Validate(int.MinValue + ""));
Assert.IsFalse(checker.Validate(int.MaxValue + ""));
Assert.IsFalse(checker.Validate("0"));
Assert.IsFalse(checker.Validate("10"));
Assert.IsFalse(checker.Validate("100"));
Assert.IsFalse(checker.Validate("-0001"));
Assert.IsFalse(checker.Validate("This is not a year"));
}
