Correct pipeline assets not beeing set up correctly after running the tests.

Also, backup and restore current opened scenes after running any test.

Tests/Scripts/Editor/GraphicTests/Framework/TestFramework.cs

         [OneTimeSetUp]
         public void OneTimeSetUp()
         {
+            BackupSceneManagerSetup();
             SetupRenderPipeAsset();
         }
 
+            Debug.Log("OnTimeTearDown");
+            RestoreSceneManagerSetup();
         }
 
         public static RenderPipelineAsset GetRenderPipelineAsset(string _SRP_ID)
             string filePath = Path.Combine(absolutePath, TestFrameworkTools.renderPipelineAssets[_SRP_ID] );
 
+            filePath = filePath.Replace(Application.dataPath, "");
+
+            filePath = filePath.Remove(0, 1);
+
+            //Debug.Log("Before combine: " + filePath);
+
+            filePath = Path.Combine("Assets", filePath);
+
+            //Debug.Log("RP Asset is at : " + filePath);
+
             return (RenderPipelineAsset)AssetDatabase.LoadAssetAtPath(filePath, typeof(RenderPipelineAsset));
         }
 
         public void SetupRenderPipeAsset()
         {
-            Debug.Log("Set " + _SRP_ID + " render pipeline.");
+            //Debug.Log("Set " + _SRP_ID + " render pipeline. Previous was "+ ( (UnityEngine.Rendering.GraphicsSettings.renderPipelineAsset == null)? "null":UnityEngine.Rendering.GraphicsSettings.renderPipelineAsset.name) );
+
+            //Debug.Log("RestoreRenderPipeAsset from " + wantedTestsRenderPipeAsset.name + " to " + ((beforeTestsRenderPipeAsset == null)?"null":beforeTestsRenderPipeAsset.name));
+            {
+                //Debug.Log("RestoreRenderPipeAsset -> Actual restore");
+            }
+        }
+
+        public static SceneSetup[] sceneManagerSetupBeforeTest;
+
+        public void BackupSceneManagerSetup()
+        {
+            sceneManagerSetupBeforeTest = EditorSceneManager.GetSceneManagerSetup();
+        }
+
+        public void RestoreSceneManagerSetup()
+        {
+            if ( (sceneManagerSetupBeforeTest == null) || ( sceneManagerSetupBeforeTest.Length == 0 ) )
+            {
+                EditorSceneManager.NewScene(NewSceneSetup.DefaultGameObjects, NewSceneMode.Single);
+            }
+            else
+            {
+                EditorSceneManager.RestoreSceneManagerSetup(sceneManagerSetupBeforeTest);
+            }
         }
 
 

Tests/Scripts/GraphicTests/Framework/SetupSceneForRenderPipelineTest.cs

 
 		public void TearDown()
 		{
-			if ( GraphicsSettings.renderPipelineAsset != m_OriginalAsset ) GraphicsSettings.renderPipelineAsset = m_OriginalAsset;
+            if (GraphicsSettings.renderPipelineAsset != m_OriginalAsset)
+            {
+                GraphicsSettings.renderPipelineAsset = m_OriginalAsset;
+            }
 
             //EditorApplication.isPaused = false;
             //EditorApplication.isPlaying = false;

Tests/Scripts/GraphicTests/Framework/TestFrameworkTools.cs

 
         public static Dictionary<string, string> renderPipelineAssets = new Dictionary<string, string>()
         {
-            { "HDRP", "Tests/GraphicsTests/RenderPipeline/HDRenderPipeline/CommonAssets/HDRP_GraphicTests_Asset.asset" },
-            { "LWRP", "Tests/GraphicsTests/RenderPipeline/LightweightPipeline/LightweightPipelineAsset.asset" }
+            { "HDRP", "HDRenderPipeline/CommonAssets/HDRP_GraphicTests_Asset.asset" },
+            { "LWRP", "LightweightPipeline/LightweightPipelineAsset.asset" }
         };
 
         // Renderpipeline assets used for the tests