Add possibility to have comment in tests listed in TestRunner

Tests/Scripts/GraphicTests/Framework/TestFrameworkTools.cs

         public struct TestInfo
         {
             public string name;
+            public string comment;
             public float threshold;
             public string relativePath;
             public string templatePath;
             public override string ToString()
             {
-                return name;
+                if (string.IsNullOrEmpty(comment))
+                    return name;
+                else
+                    return string.Format("{0}: {1}", name, comment);
+        // Get additionalSceneInfo
+        public static Dictionary<string, AdditionalTestSceneInfos.AdditionalTestSceneInfo> GetAdditionalInfos ( string path)
+        {
+            Dictionary<string, AdditionalTestSceneInfos.AdditionalTestSceneInfo> o = new Dictionary<string, AdditionalTestSceneInfos.AdditionalTestSceneInfo>();
+
+            AdditionalTestSceneInfos additionalTestSceneInfos = AssetDatabase.LoadAssetAtPath<AdditionalTestSceneInfos>(path);
+
+            if (additionalTestSceneInfos != null)
+            {
+                for (int i=0 ; i<additionalTestSceneInfos.additionalInfos.Length ; ++i)
+                {
+                    o[additionalTestSceneInfos.additionalInfos[i].name] = additionalTestSceneInfos.additionalInfos[i];
+                }
+            }
+
+            return o;
+        }
+
         // collect the scenes that we can use
         public static class CollectScenes
         {
                 {
                     playModeScenes.Add(ti.templatePath);
                 }
+
+                // Get the additional infos
+                var additionalInfos = GetAdditionalInfos( "Assets"+Path.Combine(filesPath.Replace(Application.dataPath, ""), "AdditionalTestSceneInfos.asset") );
 
                 // construct all the needed test infos
                 for (int i = 0; i < allPaths_List.Count; ++i)
                     if (playModeScenes.Contains(splitPaths.Last()))
                         continue;
 
+                    string sceneNum = p.Name.Split("_"[0])[0];
+
+                        comment = additionalInfos.ContainsKey(sceneNum)? additionalInfos[sceneNum].comment:null,
                         relativePath = splitPaths.Last(),
                         templatePath = splitPaths.Last(),
                         threshold = 0.02f,
                 }
                 else
                 {
+                    // Get the additional infos
+                    var additionalInfos = GetAdditionalInfos( Path.Combine(filesPath, "AdditionalTestSceneInfos.asset") );
+
                     for ( int i=0 ; i<listFile.scenesPath.Length ; ++i)
                     {
                         string path = listFile.scenesPath[i];
                         split = string.Format("{0}{1}", split, Path.DirectorySeparatorChar);
                         var splitPaths = p.FullName.Split(new[] { split }, StringSplitOptions.RemoveEmptyEntries);
 
+                        string sceneNum = p.Name.Split("_"[0])[0];
+
+                            comment = additionalInfos.ContainsKey(sceneNum)? additionalInfos[sceneNum].comment:null,
                             relativePath = p.ToString(),
                             templatePath = splitPaths.Last(),
                             threshold = 0.02f,

Tests/GraphicsTests/RenderPipeline/HDRenderPipeline/Scenes/AdditionalTestSceneInfos.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: 6918f3da28fdc4e47b6f4f6e669f1831, type: 3}
+  m_Name: AdditionalTestSceneInfos
+  m_EditorClassIdentifier: 
+  additionalInfos:
+  - name: 1102
+    comment: Waiting for negative values in BC6H.
+  - name: 1103
+    comment: Waiting for negative values in BC6H.
+  - name: 1206
+    comment: Waiting for negative values in BC6H.
+  - name: 1302
+    comment: Open the scene and apply the correct pipeline.
+  - name: 1303
+    comment: Open the scene and apply the correct pipeline.
+  - name: 2203
+    comment: Scene not finished for the moment.
+  - name: 2301
+    comment: Shadow must be fixed.
+  - name: 2004
+    comment: No animated cookie on point light.

Tests/GraphicsTests/RenderPipeline/HDRenderPipeline/Scenes/AdditionalTestSceneInfos.asset.meta

+fileFormatVersion: 2
+guid: be06383040e673b4887e323b8addbd15
+NativeFormatImporter:
+  externalObjects: {}
+  mainObjectFileID: 11400000
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Tests/Scripts/GraphicTests/Framework/AdditionalTestSceneInfos.cs

+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+namespace UnityEngine.Experimental.Rendering
+{
+	[CreateAssetMenu(fileName = "AdditionalTestSceneInfos", menuName = "Render Pipeline/Tests/AdditionalTestSceneInfos", order = 20)]
+	public class AdditionalTestSceneInfos : ScriptableObject
+	{
+		public AdditionalTestSceneInfo[] additionalInfos;
+
+		[System.Serializable]
+		public struct AdditionalTestSceneInfo
+		{
+			public string name;
+			public string comment;
+		}
+	}
+}

Tests/Scripts/GraphicTests/Framework/AdditionalTestSceneInfos.cs.meta

+fileFormatVersion: 2
+guid: 6918f3da28fdc4e47b6f4f6e669f1831
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: