public void PasswordShouldExpireAfterTheExpiryDuration() { var password = new Password {PasswordString = "twewerer34#"}; password.CreatedOn = DateTime.Today.AddDays(-91); Assert.True(password.IsExpired()); password.CreatedOn = DateTime.Today.AddDays(-90); Assert.False(password.IsExpired()); password.CreatedOn = DateTime.Today.AddDays(-56); Assert.False(password.IsExpired()); }