Fix TestFrameworkTools (relative scenes path issue)

Tests/GraphicsTests/RenderPipeline/HDRenderPipeline/Scenes/EditorPlayModeTests.asset

   m_Name: EditorPlayModeTests
   m_EditorClassIdentifier: 
   scenesPath:
-  - Assets/Tests/GraphicsTests/RenderPipeline/HDRenderPipeline/Scenes/3xxx_DebugView/3002_ObjectMotionVector.unity
+  - 3xxx_DebugView/3002_ObjectMotionVector.unity

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

 using UnityEngine;
 using UnityEditor;
 using System;
+using System.IO;
+[DisallowMultipleComponent]
 [CustomEditor(typeof(EditorPlayModeTests))]
 class EditorPlayModeTests_Editor : Editor
 {
         if (newScene != null)
         {
             string newPath = AssetDatabase.GetAssetPath(newScene);
-            Debug.Log("New Path : " + newPath);
+
+            string listPath = AssetDatabase.GetAssetPath(target);
+            listPath = listPath.Remove(listPath.Length - 25, 25);
+
+            //Debug.Log("List path: " + listPath);
+
+            // Get scene path relative to the list file
+            newPath = newPath.Replace(listPath, "");
+
+            //Debug.Log("New Path : " + newPath);
+
             if (newPath.EndsWith("unity"))
             {
                 Debug.Log("Add the scene to the list");

Tests/Scripts/GraphicTests/Framework/TestFrameworkPlayMode.cs

         var prjRelativeGraphsPath = TestFrameworkTools.s_Path.Aggregate(TestFrameworkTools.s_RootPath, Path.Combine);
         var filePath = Path.Combine(prjRelativeGraphsPath, testInfo.relativePath);
 
+        for (int i = 0; i < UnityEngine.SceneManagement.SceneManager.sceneCountInBuildSettings; ++i)
+        {
+            UnityEngine.SceneManagement.Scene scene = UnityEngine.SceneManagement.SceneManager.GetSceneByBuildIndex(i);
+            Debug.Log("build index "+i+" : "+scene.name);
+        }
+
-        UnityEngine.SceneManagement.SceneManager.LoadScene( testInfo.relativePath , UnityEngine.SceneManagement.LoadSceneMode.Single);
+        UnityEngine.SceneManagement.SceneManager.LoadScene( testInfo.sceneListIndex , UnityEngine.SceneManagement.LoadSceneMode.Single);
 
         yield return null; // wait one "frame" to let the scene load
 

Tests/Scripts/GraphicTests/Framework/TestFrameworkTools.cs

         public static Dictionary<string, string> renderPipelineScenesFolder = new Dictionary<string, string>()
         {
             { "HDRP", "HDRenderPipeline/Scenes" },
-            { "LWRP", "LightweightPipeline" }
+            { "LWRP", "LightweightPipeline/Scenes" }
         };
         
         // info that gets generated for use
             public string relativePath;
             public string templatePath;
             public int frameWait;
+            public int sceneListIndex;
 
             public override string ToString()
             {
             public static IEnumerable GetScenesForPipeline(string _pipelinePath, bool fixtureParam = false)
             {
 #if UNITY_EDITOR
-                var absoluteScenesPath = s_Path.Aggregate("Assets", Path.Combine);
+                string absoluteScenesPath = s_Path.Aggregate(s_RootPath, Path.Combine);
-                var filesPath = Path.Combine(absoluteScenesPath, _pipelinePath);
+                string assetScenesPath = absoluteScenesPath.Replace(Application.dataPath, "");
+                assetScenesPath = Path.Combine("Assets", assetScenesPath.Remove(0, 1));
+
+                string filesPath = Path.Combine(assetScenesPath, _pipelinePath);
 
                 string listFilePath = Path.Combine(filesPath, "EditorPlayModeTests.asset");
 
+                    AssetDatabase.CreateAsset(ScriptableObject.CreateInstance<EditorPlayModeTests>(), listFilePath);
+                    AssetDatabase.Refresh();
+
-                    foreach (string path in listFile.scenesPath)
+                    for ( int i=0 ; i<listFile.scenesPath.Length ; ++i)
-                        var p = new FileInfo(path);
+                        string path = listFile.scenesPath[i];
+
+                        var p = new FileInfo( Path.Combine(filesPath,  path ) );
                         var split = s_Path.Aggregate("", Path.Combine);
                         split = string.Format("{0}{1}", split, Path.DirectorySeparatorChar);
                         var splitPaths = p.FullName.Split(new[] { split }, StringSplitOptions.RemoveEmptyEntries);
                             name = p.Name,
-                            relativePath = path,
+                            relativePath = p.ToString(),
-                            frameWait = 100
+                            frameWait = 100,
+                            sceneListIndex = i
                         };
 
                         if (fixtureParam)

Tests/GraphicsTests/RenderPipeline/LightweightPipeline/Scenes/EditorPlayModeTests.asset

+%YAML 1.1
+%TAG !u! tag:unity3d.com,2011:
+--- !u!114 &11400000
+MonoBehaviour:
+  m_ObjectHideFlags: 0
+  m_PrefabParentObject: {fileID: 0}
+  m_PrefabInternal: {fileID: 0}
+  m_GameObject: {fileID: 0}
+  m_Enabled: 1
+  m_EditorHideFlags: 0
+  m_Script: {fileID: 11500000, guid: 0baa057a399734241b8f30441a73b429, type: 3}
+  m_Name: EditorPlayModeTests
+  m_EditorClassIdentifier: 
+  scenesPath: []

Tests/GraphicsTests/RenderPipeline/LightweightPipeline/Scenes/EditorPlayModeTests.asset.meta

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