public void notEnoughEnemyDamage() { Rulebook rulebook = new Rulebook(); Rulebook rb = rulebook; rb.notEnoughEnemyDamageTimer = 30.0f; rb.rulebookIsPlayerNotHitEnough = 1; Assert.Throws <NullReferenceException>(() => rb.NotEnoughEnemyDamage()); Assert.That(rb.notEnoughEnemyDamageTimer, Is.EqualTo(0.0f)); Assert.That(rb.rulebookIsPlayerNotHitEnough, Is.EqualTo(0)); }