421 lines
22 KiB
Plaintext
421 lines
22 KiB
Plaintext
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<0F> Yh 2019.4.19f1 <00><><EFBFBD><EFBFBD> <00><>f<EFBFBD><66>!<21>5<>9<EFBFBD>4 Q<0E><>B <00> 7 <00><><EFBFBD><EFBFBD><EFBFBD> <00> <00> <00><> <00>
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Q <00>j <00> H <00><> <00><><EFBFBD><EFBFBD><EFBFBD> <01> 1 <00>1 <00><><EFBFBD><EFBFBD><EFBFBD> @ <00> <00> <00> Q <00>j <00> <00> <00>= <00><><EFBFBD><EFBFBD> <01> 1 <00>1 <00><><EFBFBD><EFBFBD><EFBFBD> <01> <00> <00> <00> <00>j <00><><EFBFBD><EFBFBD><EFBFBD> <01> H <00><> <00><><EFBFBD><EFBFBD><EFBFBD> <01> 1 <00>1 <00><><EFBFBD><EFBFBD><EFBFBD> @ <00> <00> <00> Q <00>j <00> y <00>
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<00> <00> <00> <00> . <00> <00> y <00>Q <00> <00> <00> . <00> <00> <00> <00>X ! H <00>i <00><><EFBFBD><EFBFBD>" <10> 1 <00>1 <00><><EFBFBD><EFBFBD><EFBFBD># @ <00> <00> <00> $ Q <00>j <00> % H <00>u <00><><EFBFBD><EFBFBD>& <10> 1 <00>1 <00><><EFBFBD><EFBFBD><EFBFBD>' @ <00> <00> <00> ( Q <00>j <00> ) PPtr<EditorExtension> m_FileID m_PathID PPtr<PrefabInstance> m_DefaultReferences m_Icon m_ExecutionOrder m_ClassName m_Namespace \ <00>y<EFBFBD> ` I <00>y<EFBFBD> ScrollRectTests <00>H using System;
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using System.Collections;
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using System.Reflection;
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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.UI;
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using UnityEngine.EventSystems;
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using UnityEngine.TestTools;
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using System.Runtime.CompilerServices;
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public class ScrollRectTests : IPrebuildSetup
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{
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const int ScrollSensitivity = 3;
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GameObject m_PrefabRoot;
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const string kPrefabPath = "Assets/Resources/ScrollRectPrefab.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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GameObject eventSystemGO = new GameObject("EventSystem", typeof(EventSystem));
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eventSystemGO.transform.SetParent(rootGO.transform);
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var canvasGO = new GameObject("Canvas", typeof(Canvas));
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canvasGO.transform.SetParent(rootGO.transform);
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var canvas = canvasGO.GetComponent<Canvas>();
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canvas.referencePixelsPerUnit = 100;
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GameObject scrollRectGO = new GameObject("ScrollRect", typeof(RectTransform), typeof(ScrollRect));
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scrollRectGO.transform.SetParent(canvasGO.transform);
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GameObject contentGO = new GameObject("Content", typeof(RectTransform));
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contentGO.transform.SetParent(scrollRectGO.transform);
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GameObject horizontalScrollBarGO = new GameObject("HorizontalScrollBar", typeof(Scrollbar));
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horizontalScrollBarGO.transform.SetParent(scrollRectGO.transform);
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GameObject verticalScrollBarGO = new GameObject("VerticalScrollBar", typeof(Scrollbar));
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verticalScrollBarGO.transform.SetParent(scrollRectGO.transform);
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ScrollRect scrollRect = scrollRectGO.GetComponent<ScrollRect>();
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scrollRect.transform.position = Vector3.zero;
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scrollRect.transform.rotation = Quaternion.identity;
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scrollRect.transform.localScale = Vector3.one;
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(scrollRect.transform as RectTransform).sizeDelta = new Vector3(0.5f, 0.5f);
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scrollRect.horizontalScrollbar = horizontalScrollBarGO.GetComponent<Scrollbar>();
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scrollRect.verticalScrollbar = verticalScrollBarGO.GetComponent<Scrollbar>();
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scrollRect.content = contentGO.GetComponent<RectTransform>();
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scrollRect.content.anchoredPosition = Vector2.zero;
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scrollRect.content.sizeDelta = new Vector2(3, 3);
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scrollRect.scrollSensitivity = ScrollSensitivity;
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scrollRect.GetComponent<RectTransform>().sizeDelta = new Vector2(1, 1);
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if (!Directory.Exists("Assets/Resources/"))
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Directory.CreateDirectory("Assets/Resources/");
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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 = UnityEngine.Object.Instantiate(Resources.Load("ScrollRectPrefab")) as GameObject;
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}
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[TearDown]
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public void TearDown()
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{
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EventSystem.current = null;
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GameObject.DestroyImmediate(m_PrefabRoot);
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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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#region Enable disable scrollbars
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[UnityTest]
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[TestCase(true, ExpectedResult = null)]
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[TestCase(false, ExpectedResult = null)]
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public IEnumerator OnEnableShouldAddListeners(bool isHorizontal)
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{
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ScrollRect scrollRect = m_PrefabRoot.GetComponentInChildren<ScrollRect>();
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Scrollbar scrollbar = isHorizontal ? scrollRect.horizontalScrollbar : scrollRect.verticalScrollbar;
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scrollRect.enabled = false;
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yield return null;
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FieldInfo field = scrollbar.onValueChanged.GetType().BaseType.BaseType.GetField("m_Calls", BindingFlags.NonPublic | BindingFlags.Instance);
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object invokeableCallList = field.GetValue(scrollbar.onValueChanged);
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PropertyInfo property = invokeableCallList.GetType().GetProperty("Count", BindingFlags.Public | BindingFlags.Instance);
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int callCount = (int)property.GetValue(invokeableCallList, null);
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scrollRect.enabled = true;
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yield return null;
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Assert.AreEqual(callCount + 1, (int)property.GetValue(invokeableCallList, null));
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}
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[UnityTest]
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[TestCase(true, ExpectedResult = null)]
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[TestCase(false, ExpectedResult = null)]
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public IEnumerator OnDisableShouldRemoveListeners(bool isHorizontal)
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{
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ScrollRect scrollRect = m_PrefabRoot.GetComponentInChildren<ScrollRect>();
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Scrollbar scrollbar = isHorizontal ? scrollRect.horizontalScrollbar : scrollRect.verticalScrollbar;
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scrollRect.enabled = true;
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yield return null;
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FieldInfo field = scrollbar.onValueChanged.GetType().BaseType.BaseType.GetField("m_Calls", BindingFlags.NonPublic | BindingFlags.Instance);
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object invokeableCallList = field.GetValue(scrollbar.onValueChanged);
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PropertyInfo property = invokeableCallList.GetType().GetProperty("Count", BindingFlags.Public | BindingFlags.Instance);
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Assert.AreNotEqual(0, (int)property.GetValue(invokeableCallList, null));
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scrollRect.enabled = false;
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yield return null;
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Assert.AreEqual(0, (int)property.GetValue(invokeableCallList, null));
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}
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[Test]
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[TestCase(true)]
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[TestCase(false)]
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public void SettingScrollbarShouldRemoveThenAddListeners(bool testHorizontal)
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{
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ScrollRect scrollRect = m_PrefabRoot.GetComponentInChildren<ScrollRect>();
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Scrollbar scrollbar = testHorizontal ? scrollRect.horizontalScrollbar : scrollRect.verticalScrollbar;
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GameObject scrollBarGO = new GameObject("scrollBar", typeof(RectTransform), typeof(Scrollbar));
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scrollBarGO.transform.SetParent(scrollRect.transform);
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Scrollbar newScrollbar = scrollBarGO.GetComponent<Scrollbar>();
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FieldInfo field = newScrollbar.onValueChanged.GetType().BaseType.BaseType.GetField("m_Calls", BindingFlags.NonPublic | BindingFlags.Instance);
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PropertyInfo property = field.GetValue(newScrollbar.onValueChanged).GetType().GetProperty("Count", BindingFlags.Public | BindingFlags.Instance);
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int newCallCount = (int)property.GetValue(field.GetValue(newScrollbar.onValueChanged), null);
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if (testHorizontal)
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scrollRect.horizontalScrollbar = newScrollbar;
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else
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scrollRect.verticalScrollbar = newScrollbar;
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Assert.AreEqual(0, (int)property.GetValue(field.GetValue(scrollbar.onValueChanged), null), "The previous scrollbar should not have listeners anymore");
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Assert.AreEqual(newCallCount + 1, (int)property.GetValue(field.GetValue(newScrollbar.onValueChanged), null), "The new scrollbar should have listeners now");
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}
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#endregion
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#region Drag
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[Test]
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[TestCase(PointerEventData.InputButton.Left, true)]
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[TestCase(PointerEventData.InputButton.Right, false)]
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[TestCase(PointerEventData.InputButton.Middle, false)]
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public void PotentialDragNeedsLeftClick(PointerEventData.InputButton button, bool expectedEqualsZero)
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{
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ScrollRect scrollRect = m_PrefabRoot.GetComponentInChildren<ScrollRect>();
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scrollRect.velocity = Vector2.one;
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Assert.AreNotEqual(Vector2.zero, scrollRect.velocity);
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scrollRect.OnInitializePotentialDrag(new PointerEventData(m_PrefabRoot.GetComponentInChildren<EventSystem>()) { button = button });
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if (expectedEqualsZero)
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Assert.AreEqual(Vector2.zero, scrollRect.velocity);
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else
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Assert.AreNotEqual(Vector2.zero, scrollRect.velocity);
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}
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[Test]
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[TestCase(PointerEventData.InputButton.Left, true, true)]
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[TestCase(PointerEventData.InputButton.Left, false, false)]
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[TestCase(PointerEventData.InputButton.Right, true, false)]
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[TestCase(PointerEventData.InputButton.Middle, true, false)]
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public void LeftClickShouldStartDrag(PointerEventData.InputButton button, bool active, bool expectedIsDragging)
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{
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ScrollRect scrollRect = m_PrefabRoot.GetComponentInChildren<ScrollRect>();
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scrollRect.enabled = active;
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scrollRect.velocity = Vector2.one;
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Assert.AreNotEqual(Vector2.zero, scrollRect.velocity);
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var pointerEventData = new PointerEventData(m_PrefabRoot.GetComponentInChildren<EventSystem>()) { button = button };
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scrollRect.OnInitializePotentialDrag(pointerEventData);
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FieldInfo field = typeof(ScrollRect).GetField("m_Dragging", BindingFlags.NonPublic | BindingFlags.Instance);
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Assert.IsFalse((bool)field.GetValue(scrollRect));
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scrollRect.OnBeginDrag(pointerEventData);
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Assert.AreEqual(expectedIsDragging, (bool)field.GetValue(scrollRect));
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}
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[Test]
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[TestCase(PointerEventData.InputButton.Left, true, false)]
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[TestCase(PointerEventData.InputButton.Left, false, false)]
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[TestCase(PointerEventData.InputButton.Right, false, false)]
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[TestCase(PointerEventData.InputButton.Right, true, true)]
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[TestCase(PointerEventData.InputButton.Middle, true, true)]
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[TestCase(PointerEventData.InputButton.Middle, false, false)]
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public void LeftClickUpShouldEndDrag(PointerEventData.InputButton button, bool active, bool expectedIsDragging)
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{
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ScrollRect scrollRect = m_PrefabRoot.GetComponentInChildren<ScrollRect>();
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scrollRect.velocity = Vector2.one;
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Assert.AreNotEqual(Vector2.zero, scrollRect.velocity);
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var startDragEventData = new PointerEventData(m_PrefabRoot.GetComponentInChildren<EventSystem>()) { button = PointerEventData.InputButton.Left };
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scrollRect.OnInitializePotentialDrag(startDragEventData);
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FieldInfo field = typeof(ScrollRect).GetField("m_Dragging", BindingFlags.NonPublic | BindingFlags.Instance);
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Assert.IsFalse((bool)field.GetValue(scrollRect));
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scrollRect.OnBeginDrag(startDragEventData);
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Assert.IsTrue((bool)field.GetValue(scrollRect), "Prerequisite: dragging should be true to test if it is set to false later");
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scrollRect.enabled = active;
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var endDragEventData = new PointerEventData(m_PrefabRoot.GetComponentInChildren<EventSystem>()) { button = button };
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scrollRect.OnEndDrag(endDragEventData);
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Assert.AreEqual(expectedIsDragging, (bool)field.GetValue(scrollRect));
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}
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#endregion
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#region LateUpdate
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[UnityTest]
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public IEnumerator LateUpdateWithoutInertiaOrElasticShouldZeroVelocity()
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{
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ScrollRect scrollRect = m_PrefabRoot.GetComponentInChildren<ScrollRect>();
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scrollRect.velocity = Vector2.one;
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scrollRect.inertia = false;
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scrollRect.movementType = ScrollRect.MovementType.Clamped;
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yield return null;
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Assert.AreEqual(Vector2.zero, scrollRect.velocity);
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}
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[UnityTest]
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public IEnumerator LateUpdateWithInertiaShouldDecelerate()
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{
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ScrollRect scrollRect = m_PrefabRoot.GetComponentInChildren<ScrollRect>();
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scrollRect.velocity = Vector2.one;
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scrollRect.inertia = true;
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scrollRect.movementType = ScrollRect.MovementType.Clamped;
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yield return null;
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Assert.Less(scrollRect.velocity.magnitude, 1);
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}
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[UnityTest][Ignore("Fails")]
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public IEnumerator LateUpdateWithElasticShouldDecelerate()
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{
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ScrollRect scrollRect = m_PrefabRoot.GetComponentInChildren<ScrollRect>();
|
|||
|
|
scrollRect.velocity = Vector2.one;
|
|||
|
|
scrollRect.inertia = false;
|
|||
|
|
scrollRect.content.anchoredPosition = Vector2.one * 2;
|
|||
|
|
scrollRect.movementType = ScrollRect.MovementType.Elastic;
|
|||
|
|
|
|||
|
|
yield return null;
|
|||
|
|
Assert.AreNotEqual(1, scrollRect.velocity.magnitude);
|
|||
|
|
var newMagnitude = scrollRect.velocity.magnitude;
|
|||
|
|
|
|||
|
|
yield return null;
|
|||
|
|
Assert.AreNotEqual(newMagnitude, scrollRect.velocity.magnitude);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
[UnityTest]
|
|||
|
|
public IEnumerator LateUpdateWithElasticNoOffsetShouldZeroVelocity()
|
|||
|
|
{
|
|||
|
|
ScrollRect scrollRect = m_PrefabRoot.GetComponentInChildren<ScrollRect>();
|
|||
|
|
scrollRect.velocity = Vector2.one;
|
|||
|
|
scrollRect.inertia = false;
|
|||
|
|
scrollRect.movementType = ScrollRect.MovementType.Elastic;
|
|||
|
|
yield return null;
|
|||
|
|
Assert.AreEqual(Vector2.zero, scrollRect.velocity);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
#endregion
|
|||
|
|
|
|||
|
|
[Test]
|
|||
|
|
public void SetNormalizedPositionShouldSetContentLocalPosition()
|
|||
|
|
{
|
|||
|
|
ScrollRect scrollRect = m_PrefabRoot.GetComponentInChildren<ScrollRect>();
|
|||
|
|
scrollRect.normalizedPosition = Vector2.one;
|
|||
|
|
Assert.AreEqual(new Vector3(-1f, -1f, 0), scrollRect.content.localPosition);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
#region Scroll, offset, ...
|
|||
|
|
|
|||
|
|
[Test]
|
|||
|
|
[TestCase(1, 1, true, true, 1, -1, TestName = "Horizontal and vertical scroll")]
|
|||
|
|
[TestCase(1, 1, false, true, 0, -1, TestName = "Vertical scroll")]
|
|||
|
|
[TestCase(1, 1, true, false, 1, 0, TestName = "Horizontal scroll")]
|
|||
|
|
public void OnScrollClampedShouldMoveContentAnchoredPosition(int scrollDeltaX, int scrollDeltaY, bool horizontal,
|
|||
|
|
bool vertical, int expectedPosX, int expectedPosY)
|
|||
|
|
{
|
|||
|
|
ScrollRect scrollRect = m_PrefabRoot.GetComponentInChildren<ScrollRect>();
|
|||
|
|
Vector2 scrollDelta = new Vector2(scrollDeltaX, scrollDeltaY);
|
|||
|
|
var expected = new Vector2(expectedPosX, expectedPosY) * ScrollSensitivity;
|
|||
|
|
|
|||
|
|
scrollRect.horizontal = horizontal;
|
|||
|
|
scrollRect.vertical = vertical;
|
|||
|
|
|
|||
|
|
scrollRect.OnScroll(new PointerEventData(m_PrefabRoot.GetComponentInChildren<EventSystem>())
|
|||
|
|
{
|
|||
|
|
scrollDelta = scrollDelta
|
|||
|
|
});
|
|||
|
|
|
|||
|
|
Assert.AreEqual(expected, scrollRect.content.anchoredPosition);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
[Test][Ignore("Tests fail without mocking")]
|
|||
|
|
[TestCase(ScrollRect.MovementType.Clamped, 1f, 1f)]
|
|||
|
|
[TestCase(ScrollRect.MovementType.Unrestricted, 150, 150)]
|
|||
|
|
[TestCase(ScrollRect.MovementType.Elastic, 150, 150)]
|
|||
|
|
public void OnScrollClampedShouldClampContentAnchoredPosition(ScrollRect.MovementType movementType, float anchoredPosX,
|
|||
|
|
float anchoredPosY)
|
|||
|
|
{
|
|||
|
|
ScrollRect scrollRect = m_PrefabRoot.GetComponentInChildren<ScrollRect>();
|
|||
|
|
Vector2 scrollDelta = new Vector2(50, -50);
|
|||
|
|
scrollRect.movementType = movementType;
|
|||
|
|
scrollRect.content.anchoredPosition = new Vector2(2.5f, 2.5f);
|
|||
|
|
|
|||
|
|
scrollRect.OnScroll(new PointerEventData(m_PrefabRoot.GetComponentInChildren<EventSystem>())
|
|||
|
|
{
|
|||
|
|
scrollDelta = scrollDelta
|
|||
|
|
});
|
|||
|
|
Assert.AreEqual(new Vector2(anchoredPosX, anchoredPosY), scrollRect.content.anchoredPosition);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
[Test]
|
|||
|
|
public void GetBoundsShouldEncapsulateAllCorners()
|
|||
|
|
{
|
|||
|
|
Matrix4x4 matrix = Matrix4x4.identity;
|
|||
|
|
object[] arguments = new object[2]
|
|||
|
|
{
|
|||
|
|
new Vector3[] { Vector3.zero, Vector3.one, Vector3.one * 2, Vector3.one },
|
|||
|
|
matrix
|
|||
|
|
};
|
|||
|
|
MethodInfo method = typeof(ScrollRect).GetMethod("InternalGetBounds", BindingFlags.NonPublic | BindingFlags.Static);
|
|||
|
|
var bounds = (Bounds)method.Invoke(null, arguments);
|
|||
|
|
|
|||
|
|
Assert.AreEqual(Vector3.zero, bounds.min);
|
|||
|
|
Assert.AreEqual(Vector3.one * 2, bounds.max);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
[Test]
|
|||
|
|
public void UpdateBoundsShouldPad()
|
|||
|
|
{
|
|||
|
|
Bounds viewBounds = new Bounds(Vector3.zero, Vector3.one * 2);
|
|||
|
|
Vector3 contentSize = Vector3.one;
|
|||
|
|
Vector3 contentPos = Vector3.one;
|
|||
|
|
var contentPivot = new Vector2(0.5f, 0.5f);
|
|||
|
|
|
|||
|
|
object[] arguments = new object[] { viewBounds, contentPivot, contentSize, contentPos };
|
|||
|
|
MethodInfo method = typeof(ScrollRect).GetMethod("AdjustBounds", BindingFlags.NonPublic | BindingFlags.Static);
|
|||
|
|
method.Invoke(null, arguments);
|
|||
|
|
|
|||
|
|
//ScrollRect.AdjustBounds(ref viewBounds, ref contentPivot, ref contentSize, ref contentPos);
|
|||
|
|
Assert.AreEqual(new Vector3(2, 2, 1), arguments[2]);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
[Test]
|
|||
|
|
[TestCase(true, true, 2, 4, -2, -2, TestName = "Should clamp offset")]
|
|||
|
|
[TestCase(false, true, 2, 4, 0, -2, TestName = "Vertical should clamp offset on one axis")]
|
|||
|
|
[TestCase(true, false, 2, 4, -2, 0, TestName = "Horizontal should clamp offset on one axis")]
|
|||
|
|
[TestCase(false, false, 2, 4, 0, 0, TestName = "No axis should not clamp offset")]
|
|||
|
|
[TestCase(true, true, 8, 10, 2, 2, TestName = "Should clamp negative offset")]
|
|||
|
|
[TestCase(false, true, 8, 10, 0, 2, TestName = "Vertical should clamp negative offset on one axis")]
|
|||
|
|
[TestCase(true, false, 8, 10, 2, 0, TestName = "Horizontal should clamp negative offset on one axis")]
|
|||
|
|
[TestCase(false, false, 8, 10, 0, 0, TestName = "No axis should not clamp negative offset")]
|
|||
|
|
public void CalculateOffsetShouldClamp(bool horizontal, bool vertical, int viewX, float viewY, float resX, float resY)
|
|||
|
|
{
|
|||
|
|
TestCalculateOffset(ScrollRect.MovementType.Clamped, horizontal, vertical, viewX, viewY, resX, resY, new Bounds(new Vector3(5, 7), new Vector3(4, 4)));
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
[Test]
|
|||
|
|
[TestCase(true, true, 2, 4, -2, -2, TestName = "Should clamp offset")]
|
|||
|
|
[TestCase(false, true, 2, 4, 0, -2, TestName = "Vertical should clamp offset on one axis")]
|
|||
|
|
[TestCase(true, false, 2, 4, -2, 0, TestName = "Horizontal should clamp offset on one axis")]
|
|||
|
|
[TestCase(false, false, 2, 4, 0, 0, TestName = "No axis should not clamp offset")]
|
|||
|
|
[TestCase(true, true, 8, 10, 2, 2, TestName = "Should clamp negative offset")]
|
|||
|
|
[TestCase(false, true, 8, 10, 0, 2, TestName = "Vertical should clamp negative offset on one axis")]
|
|||
|
|
[TestCase(true, false, 8, 10, 2, 0, TestName = "Horizontal should clamp negative offset on one axis")]
|
|||
|
|
[TestCase(false, false, 8, 10, 0, 0, TestName = "No axis should not clamp negative offset")]
|
|||
|
|
public void CalculateOffsetUnrestrictedShouldNotClamp(bool horizontal, bool vertical, int viewX, float viewY, float resX, float resY)
|
|||
|
|
{
|
|||
|
|
TestCalculateOffset(ScrollRect.MovementType.Unrestricted, horizontal, vertical, viewX, viewY, 0, 0, new Bounds(new Vector3(5, 7), new Vector3(4, 4)));
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
private static void TestCalculateOffset(ScrollRect.MovementType movementType, bool horizontal, bool vertical, int viewX, float viewY, float resX, float resY, Bounds contentBounds)
|
|||
|
|
{
|
|||
|
|
Bounds viewBounds = new Bounds(new Vector3(viewX, viewY), new Vector3(2, 2));
|
|||
|
|
// content is south east of view
|
|||
|
|
Vector2 delta = Vector2.zero;
|
|||
|
|
|
|||
|
|
object[] arguments = new object[] { viewBounds, contentBounds, horizontal, vertical, movementType, delta };
|
|||
|
|
MethodInfo method = typeof(ScrollRect).GetMethod("InternalCalculateOffset", BindingFlags.NonPublic | BindingFlags.Static);
|
|||
|
|
var result = (Vector2)method.Invoke(null, arguments);
|
|||
|
|
|
|||
|
|
Console.WriteLine(result);
|
|||
|
|
Assert.AreEqual(new Vector2(resX, resY), result);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
#endregion
|
|||
|
|
}
|
|||
|
|
ScrollRectTests
|