public void Day04_ParseRecordTest(string s, string expectedDateTimeString, int expectedGuardId, States expectedState)
{
var record = Records.FromRecordBases(new[] { RecordBase.FromString(s), }).Single();
Assert.Equal(DateTime.Parse(expectedDateTimeString), record.DateTime);
Assert.True(record.GuardId == default || record.GuardId == expectedGuardId);
Assert.Equal(expectedState, record.State);
}
