Version: 5.4
public static void IsFalse (bool condition);
public static void IsFalse (bool condition, string message);

説明

false となる条件のアサート

public class AssertionExampleClass : MonoBehaviour {
        GameObject go;
        void Update () {
                //Make sure the Game Object is never in active state
                Assert.IsFalse(go.activeSelf);
        }
}