[ta-edu-course-survival-game] Chapter 4 — PlayMode Tests

InteractionTests.cs

using Interactions;
using NUnit.Framework;
using UnityEngine;
using UnityEngine.TestTools;

public class InteractionHandlerTests
{
    public class FadeOutTests
    {
        [UnityTest]
        public IEnumerator Fades_Out_Completely()
        {
            // Assign
            var gameObject = new GameObject();
            var renderer = gameObject.AddComponent<MeshRenderer>();
            var fadeOut = gameObject.AddComponent<FadeOut>();
            fadeOut.meshRenderer = renderer;

            // Act
            fadeOut.Interact();

            // Assert
            Assert.AreEqual(1, renderer.material.color.a);

            yield return new WaitForSeconds(fadeOut.duration);

            Assert.AreEqual(0, renderer.material.color.a, 0.02f);

        }

        [UnityTest]
        public IEnumerator Fades_Out_Lineraly()
        {
            // Assign
            var gameObject = new GameObject();
            var renderer = gameObject.AddComponent<MeshRenderer>();
            var fadeOut = gameObject.AddComponent<FadeOut>();
            fadeOut.meshRenderer = renderer;

            // Act
            fadeOut.Interact();

            // Assert
            Assert.AreEqual(1, renderer.material.color.a);

            yield return new WaitForSeconds(fadeOut.duration / 2f);

            Assert.AreEqual(0.5f, renderer.material.color.a, 0.02f);
        }
    }
}