playtest-unity/playtest/Library/PackageCache/com.unity.ugui@1.0.0/Tests/Editor/CanvasRenderer/ParentCanvasIsSane.cs

59 lines
1.6 KiB
C#

using UnityEngine;
using UnityEngine.TestTools;
using NUnit.Framework;
using System.Collections;
using UnityEngine.UI;
public class ParentCanvasIsSane
{
GameObject rootCanvas;
GameObject rootObject;
GameObject child1;
CanvasGroup c1CanvasGroup;
GameObject child2;
GameObject child3;
[SetUp]
public void TestSetup()
{
// root GO
// root Canvas
// L child1 GO (RectTransform, CanvasGroup)
// L child2 GO (RectTransform)
// L child3 GO (Image)
rootCanvas = new GameObject("root Canvas");
rootCanvas.AddComponent<Canvas>();
rootCanvas.AddComponent<CanvasScaler>();
rootObject = new GameObject("root GO");
child1 = new GameObject("child1 GO");
child1.AddComponent<RectTransform>();
c1CanvasGroup = child1.AddComponent<CanvasGroup>();
child2 = new GameObject("child2 GO");
child2.AddComponent<RectTransform>();
child3 = new GameObject("child3 GO");
child3.AddComponent<Image>();
child3.transform.SetParent(child2.transform);
child2.transform.SetParent(child1.transform);
child1.transform.SetParent(rootCanvas.transform);
}
[UnityTest]
public IEnumerator RecalculatingAlphaOnReparentedInactiveObjectsDoesNotCrash()
{
Assert.IsNotNull(child3.GetComponent<CanvasRenderer>());
c1CanvasGroup.alpha = 0.5f;
child1.SetActive(false);
child1.transform.SetParent(rootObject.transform, true);
// This will crash if child3.GetComponent<CanvasRenderer>().m_ParentCanvas is not null.
yield return null;
}
}