playtest-unity/playtest/Library/PackageCache/com.unity.ugui@1.0.0/Tests/Runtime/MaskClipping/RectMask2DClipping.cs

110 lines
3.8 KiB
C#

using System.IO;
using UnityEngine;
using UnityEngine.UI;
using UnityEngine.TestTools;
using NUnit.Framework;
using System.Collections;
using UnityEditor;
/*
This test checks that a maskableGraphic within a RectMask2D will be properly clipped.
Test for case (1013182 - [RectMask2D] Child gameObject is masked if there are less than 2 corners of GO that matches RectMask's x position)
*/
namespace UnityEngine.UI.Tests
{
public class RectMask2DClipping : IPrebuildSetup
{
GameObject m_PrefabRoot;
GameObject m_CameraGO;
const string kPrefabPath = "Assets/Resources/Mask2DRectCullingPrefab.prefab";
public void Setup()
{
#if UNITY_EDITOR
var rootGO = new GameObject("RootGO");
var rootCanvasGO = new GameObject("Canvas", typeof(Canvas), typeof(CanvasScaler));
rootCanvasGO.GetComponent<Canvas>().renderMode = RenderMode.ScreenSpaceOverlay;
rootCanvasGO.transform.SetParent(rootGO.transform);
var maskGO = new GameObject("Mask", typeof(RectTransform), typeof(RectMask2D));
var maskTransform = maskGO.GetComponent<RectTransform>();
maskTransform.SetParent(rootCanvasGO.transform);
maskTransform.localPosition = Vector3.zero;
maskTransform.sizeDelta = new Vector2(200, 200);
maskTransform.localScale = Vector3.one;
var imageGO = new GameObject("Image", typeof(RectTransform), typeof(ImageHook));
var imageTransform = imageGO.GetComponent<RectTransform>();
imageTransform.SetParent(maskTransform);
imageTransform.localPosition = new Vector3(-125, 0, 0);
imageTransform.sizeDelta = new Vector2(100, 100);
imageTransform.localScale = Vector3.one;
if (!Directory.Exists("Assets/Resources/"))
Directory.CreateDirectory("Assets/Resources/");
UnityEditor.PrefabUtility.SaveAsPrefabAsset(rootGO, kPrefabPath);
GameObject.DestroyImmediate(rootGO);
#endif
}
[SetUp]
public void TestSetup()
{
m_PrefabRoot = Object.Instantiate(Resources.Load("Mask2DRectCullingPrefab")) as GameObject;
m_CameraGO = new GameObject("Camera", typeof(Camera));
}
[UnityTest]
public IEnumerator Mask2DRect_CorrectClipping()
{
//root->canvas->mask->image
RectTransform t = m_PrefabRoot.transform.GetChild(0).GetChild(0).GetChild(0) as RectTransform;
CanvasRenderer cr = t.GetComponent<CanvasRenderer>();
bool cull = false;
for (int i = 0; i < 360; i += 45)
{
t.localEulerAngles = new Vector3(0, 0, i);
cull |= cr.cull;
yield return null;
}
Assert.IsFalse(cull);
}
[Test]
public void Mask2DRect_NonZeroPaddingMasksProperly()
{
var mask = m_PrefabRoot.GetComponentInChildren<RectMask2D>();
mask.padding = new Vector4(10, 10, 10, 10);
Canvas.ForceUpdateCanvases();
var image = m_PrefabRoot.GetComponentInChildren<ImageHook>();
// The mask rect is 200, and padding of 10 all around makes it so its 180 in size.
Assert.AreEqual(180, image.cachedClipRect.height);
Assert.AreEqual(180, image.cachedClipRect.width);
Assert.AreEqual(-90f, image.cachedClipRect.x);
}
[TearDown]
public void TearDown()
{
Object.DestroyImmediate(m_PrefabRoot);
GameObject.DestroyImmediate(m_CameraGO);
}
[OneTimeTearDown]
public void OneTimeTearDown()
{
#if UNITY_EDITOR
AssetDatabase.DeleteAsset(kPrefabPath);
#endif
}
}
}