[Port] [6000.2] UUM-116018 : Fix GRDLightMaps test

Author: svc-reach-platform-support

Tests/SRPTests/Projects/BatchRendererGroup_URP/Assets/SampleScenes/BRGGameObjects/GRDLightMaps.unity

@@ -320,7 +320,8 @@ MonoBehaviour:
     ImageResolution: 0
     ActiveImageTests: 1
     ActivePixelTests: 7
-  WaitFrames: 30
+  Wait: 1
+  WaitFrames: 2
 --- !u!1660057539 &9223372036854775807
 SceneRoots:
   m_ObjectHideFlags: 0

Tests/SRPTests/Projects/BatchRendererGroup_URP/Assets/Tests/Runtime/GraphicsTestSettingsCustom.cs

@@ -5,6 +5,7 @@
 
 public class GraphicsTestSettingsCustom : GraphicsTestSettings
 {
+    public bool Wait = false;
     public int WaitFrames = 2;
 
     public GraphicsTestSettingsCustom()

Tests/SRPTests/Projects/BatchRendererGroup_URP/Assets/Tests/Runtime/GraphicsTests.cs

@@ -59,6 +59,14 @@ public IEnumerator Run(GraphicsTestCase testCase)
 
         yield return null;
 
+        // Add a maximum amount of wait frames to avoid infinite loop
+        int maxWaitFrames = 300;
+        while (settings.Wait && maxWaitFrames > 0)
+        {
+            maxWaitFrames--;
+            yield return new WaitForEndOfFrame();
+        }
+
         int waitFrames = settings.WaitFrames;
 
         if (settings.ImageComparisonSettings.UseBackBuffer && settings.WaitFrames < 1)

Tests/SRPTests/Projects/BatchRendererGroup_URP/Assets/Tests/Runtime/SwitchScene.cs

@@ -0,0 +1,39 @@
+using UnityEngine;
+using UnityEngine.SceneManagement;
+
+public class SwitchScene : MonoBehaviour
+{
+    public float delayInSeconds = 1.0f;
+    public string sceneToLoad;
+    public string sceneToUnload;
+
+    private float m_StartTime;
+    private bool m_SceneSwitched = false;
+
+    void Start()
+    {
+        m_StartTime = Time.time;
+        m_SceneSwitched = false;
+    }
+
+    // Update is called once per frame
+    void Update()
+    {
+        if ((Time.time - m_StartTime) > delayInSeconds && !m_SceneSwitched)
+        {
+            m_SceneSwitched = true;
+
+            var loadHandle = SceneManager.LoadSceneAsync(sceneToLoad, LoadSceneMode.Additive);
+            loadHandle.completed += operation =>
+            {
+                var unloadHandle = SceneManager.UnloadSceneAsync(SceneManager.GetSceneByName(sceneToUnload), UnloadSceneOptions.UnloadAllEmbeddedSceneObjects);
+                unloadHandle.completed += operation => {
+                    // Unblock the waiting so we can take a screenshot
+                    var settings = Object.FindObjectOfType<GraphicsTestSettingsCustom>();
+                    if (settings)
+                        settings.Wait = false;
+                };
+            };
+        }
+    }
+}