public void TestPassportAddField()
{
_passport.AddField("byr:1937");
Assert.Equal("1937", _passport.BirthYear);
_passport.AddField("cid:147");
Assert.Equal("147", _passport.CountryID);
_passport.AddField("eyr:2020");
Assert.Equal("2020", _passport.ExpirationYear);
_passport.AddField("ecl:gry");
Assert.Equal("gry", _passport.EyeColor);
_passport.AddField("hcl:#fffffd");
Assert.Equal("#fffffd", _passport.HairColor);
_passport.AddField("hgt:183cm");
Assert.Equal("183cm", _passport.Height);
_passport.AddField("iyr:2013");
Assert.Equal("2013", _passport.IssueYear);
_passport.AddField("pid:860033327");
Assert.Equal("860033327", _passport.PassportID);
}