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103 lines
4.3 KiB
103 lines
4.3 KiB
using System.Collections; |
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using System.IO; |
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using NUnit.Framework; |
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using UnityEditor; |
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using UnityEngine; |
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using UnityEngine.TestTools; |
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using UnityEngine.UI; |
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// test for case 879374 - Checks that layout group children scale properly when scaleWidth / scaleHeight are toggled |
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namespace LayoutTests |
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{ |
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public class LayoutGroupScaling : IPrebuildSetup |
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{ |
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GameObject m_PrefabRoot; |
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GameObject m_CameraGO; |
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const string kPrefabPath = "Assets/Resources/LayoutGroupScalingPrefab.prefab"; |
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public void Setup() |
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{ |
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#if UNITY_EDITOR |
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var rootGO = new GameObject("RootGO"); |
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var rootCanvasGO = new GameObject("Canvas", typeof(Canvas), typeof(CanvasScaler)); |
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rootCanvasGO.GetComponent<Canvas>().renderMode = RenderMode.ScreenSpaceOverlay; |
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rootCanvasGO.transform.SetParent(rootGO.transform); |
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var layoutGroupGO = new GameObject("LayoutGroup"); |
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layoutGroupGO.transform.SetParent(rootCanvasGO.transform); |
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HorizontalLayoutGroup layoutGroup = layoutGroupGO.AddComponent<HorizontalLayoutGroup>(); |
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layoutGroup.childControlHeight = true; |
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layoutGroup.childControlWidth = true; |
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ContentSizeFitter contentSizeFitter = layoutGroupGO.AddComponent<ContentSizeFitter>(); |
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contentSizeFitter.horizontalFit = ContentSizeFitter.FitMode.PreferredSize; |
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contentSizeFitter.verticalFit = ContentSizeFitter.FitMode.PreferredSize; |
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for (int i = 0; i < 10; i++) |
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{ |
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var elementGO = new GameObject("image(" + i + ")", typeof(Image)); |
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var layoutElement = elementGO.AddComponent<LayoutElement>(); |
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layoutElement.preferredWidth = 50; |
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layoutElement.preferredHeight = 50; |
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elementGO.transform.localScale = new Vector3(0.5f, 0.5f, 0.5f); |
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elementGO.transform.SetParent(layoutGroupGO.transform); |
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} |
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if (!Directory.Exists("Assets/Resources/")) |
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Directory.CreateDirectory("Assets/Resources/"); |
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UnityEditor.PrefabUtility.SaveAsPrefabAsset(rootGO, kPrefabPath); |
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GameObject.DestroyImmediate(rootGO); |
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#endif |
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} |
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[SetUp] |
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public void TestSetup() |
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{ |
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m_PrefabRoot = Object.Instantiate(Resources.Load("LayoutGroupScalingPrefab")) as GameObject; |
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m_CameraGO = new GameObject("Camera", typeof(Camera)); |
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} |
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[UnityTest] |
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public IEnumerator LayoutGroup_CorrectChildScaling() |
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{ |
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GameObject layoutGroupGO = m_PrefabRoot.GetComponentInChildren<HorizontalLayoutGroup>().gameObject; |
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Rect dimentions = (layoutGroupGO.transform as RectTransform).rect; |
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layoutGroupGO.GetComponent<HorizontalLayoutGroup>().childScaleWidth = true; |
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layoutGroupGO.GetComponent<HorizontalLayoutGroup>().childScaleHeight = true; |
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yield return null; |
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Rect newDimentions = (layoutGroupGO.transform as RectTransform).rect; |
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Assert.IsTrue(Mathf.Approximately(dimentions.width * 0.5f, newDimentions.width)); |
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Assert.IsTrue(Mathf.Approximately(dimentions.height * 0.5f, newDimentions.height)); |
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yield return null; |
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Object.DestroyImmediate(layoutGroupGO.GetComponent<HorizontalLayoutGroup>()); |
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VerticalLayoutGroup layoutGroup = layoutGroupGO.AddComponent<VerticalLayoutGroup>(); |
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layoutGroup.childControlHeight = true; |
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layoutGroup.childControlWidth = true; |
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yield return null; |
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dimentions = (layoutGroupGO.transform as RectTransform).rect; |
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layoutGroup.childScaleWidth = true; |
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layoutGroup.childScaleHeight = true; |
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yield return null; |
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newDimentions = (layoutGroupGO.transform as RectTransform).rect; |
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Assert.IsTrue(Mathf.Approximately(dimentions.width * 0.5f, newDimentions.width)); |
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Assert.IsTrue(Mathf.Approximately(dimentions.height * 0.5f, newDimentions.height)); |
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} |
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[TearDown] |
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public void TearDown() |
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{ |
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Object.DestroyImmediate(m_PrefabRoot); |
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GameObject.DestroyImmediate(m_CameraGO); |
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} |
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[OneTimeTearDown] |
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public void OneTimeTearDown() |
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{ |
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#if UNITY_EDITOR |
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AssetDatabase.DeleteAsset(kPrefabPath); |
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#endif |
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} |
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} |
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}
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