playtest-unity/playtest/Library/PackageCache/com.unity.ugui@1.0.0/Tests/Runtime/EventSystem/Physics2DRaycasterTests.cs

119 lines
3.8 KiB
C#

using NUnit.Framework;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.EventSystems;
using UnityEngine.Rendering;
public class Physics2DRaycasterTests
{
GameObject m_CamGO;
SpriteRenderer m_RedSprite;
SpriteRenderer m_BlueSprite;
SpriteRenderer m_GreenSprite;
EventSystem m_EventSystem;
[SetUp]
public void TestSetup()
{
m_CamGO = new GameObject("Physics2DRaycaster Camera");
m_CamGO.transform.position = new Vector3(0, 0, -10);
m_CamGO.transform.LookAt(Vector3.zero);
var cam = m_CamGO.AddComponent<Camera>();
cam.orthographic = true;
m_CamGO.AddComponent<Physics2DRaycaster>();
m_EventSystem = m_CamGO.AddComponent<EventSystem>();
var texture = new Texture2D(64, 64);
var sprite = Sprite.Create(texture, new Rect(0, 0, texture.width, texture.height), new Vector2(0, 0));
m_RedSprite = CreateTestSprite("Red", Color.red, sprite);
m_BlueSprite = CreateTestSprite("Blue", Color.blue, sprite);
m_GreenSprite = CreateTestSprite("Green", Color.green, sprite);
}
static SpriteRenderer CreateTestSprite(string name, Color color, Sprite sprite)
{
var go = new GameObject(name);
var sr = go.AddComponent<SpriteRenderer>();
sr.sprite = sprite;
sr.color = color;
go.AddComponent<BoxCollider2D>();
return sr;
}
[TearDown]
public void TearDown()
{
GameObject.DestroyImmediate(m_CamGO);
GameObject.DestroyImmediate(m_RedSprite.gameObject);
GameObject.DestroyImmediate(m_BlueSprite.gameObject);
GameObject.DestroyImmediate(m_GreenSprite.gameObject);
}
static void AssertRaycastResultsOrder(List<RaycastResult> results, params SpriteRenderer[] expectedOrder)
{
Assert.AreEqual(expectedOrder.Length, results.Count);
for (int i = 0; i < expectedOrder.Length; ++i)
{
Assert.AreSame(expectedOrder[i].gameObject, results[i].gameObject, "Expected {0} at index {1} but got {2}", expectedOrder[i], i, results[i].gameObject);
}
}
List<RaycastResult> PerformRaycast()
{
var results = new List<RaycastResult>();
var pointerEvent = new PointerEventData(m_EventSystem)
{
position = new Vector2(Screen.width / 2f, Screen.height / 2f)
};
m_EventSystem.RaycastAll(pointerEvent, results);
return results;
}
[Test]
public void RaycastAllResultsAreSortedByRendererSortingOrder()
{
m_RedSprite.sortingOrder = -10;
m_BlueSprite.sortingOrder = 0;
m_GreenSprite.sortingOrder = 5;
var results = PerformRaycast();
AssertRaycastResultsOrder(results, m_GreenSprite, m_BlueSprite, m_RedSprite);
}
[Test]
public void RaycastAllResultsAreSortedBySortGroupOrder()
{
var blueSg = m_BlueSprite.gameObject.AddComponent<SortingGroup>();
blueSg.sortingLayerID = 0;
blueSg.sortingOrder = -10;
var redSg = m_RedSprite.gameObject.AddComponent<SortingGroup>();
redSg.sortingLayerID = 0;
redSg.sortingOrder = 10;
SortingGroup.UpdateAllSortingGroups();
var results = PerformRaycast();
AssertRaycastResultsOrder(results, m_RedSprite, m_GreenSprite, m_BlueSprite);
}
[Test]
public void RaycastAllResultsAreSortedBySortGroupOrderAndSortingOrder()
{
m_RedSprite.sortingOrder = -10;
m_BlueSprite.sortingOrder = 0;
m_GreenSprite.sortingOrder = 5;
var sg = m_BlueSprite.gameObject.AddComponent<SortingGroup>();
sg.sortingLayerID = 0;
sg.sortingOrder = 100;
SortingGroup.UpdateAllSortingGroups();
var results = PerformRaycast();
AssertRaycastResultsOrder(results, m_BlueSprite, m_GreenSprite, m_RedSprite);
}
}