Assert.AreEqual

Description

Asserts that the values are equal. If no comparer is specified, EqualityComparer<T>.Default is used.

using UnityEngine;
using UnityEngine.Assertions;

public class AssertionExampleClass : MonoBehaviour
{
    void Update()
    {
        //Make sure the Game Object is always tagged as "Player"
        Assert.AreEqual("Player", gameObject.tag);
    }
}