public void ShouldBackupNow_LessThan7DaysAway_ReturnsFalse()
{
TestableMyTimeBasedClass backup = new TestableMyTimeBasedClass();
backup.LastBackup = new DateTime(2000,1,1);
backup.CurrentTime = new DateTime(2000,1,5);
bool backupNow = backup.ShouldBackupNow();
Assert.IsFalse(backupNow);
}