public void DecodeTest()
{
string birthday = "19700731";
IDateParser dateParser = new DateParser();
DateTime? bDay = dateParser.Decode(birthday);
Assert.IsNotNull(bDay);
Assert.AreEqual(31, bDay.Value.Day);
Assert.AreEqual(1970, bDay.Value.Year);
Assert.AreEqual(07, bDay.Value.Month);
string wrong = "1970X031";
DateTime?wrongDay = dateParser.Decode(wrong);
Assert.IsNull(wrongDay);
}
public void DecodeTest1()
{
decimal birthday = 19700731.0m;
IDateParser dateParser = new DateParser();
DateTime? bDay = dateParser.Decode(birthday);
Assert.IsNotNull(bDay);
Assert.AreEqual(31, bDay.Value.Day);
Assert.AreEqual(1970, bDay.Value.Year);
Assert.AreEqual(07, bDay.Value.Month);
decimal wrong = 0m;
DateTime?wrongDay = dateParser.Decode(wrong);
Assert.IsNull(wrongDay);
decimal antics = -500731m;
DateTime?anticsDay = dateParser.Decode(antics);
Assert.IsNull(anticsDay);
}