5 files changed, 68 insertions, 10 deletions

diff --git a/OpenSim/Region/Framework/Scenes/SceneGraph.cs b/OpenSim/Region/Framework/Scenes/SceneGraph.cs
index 693a79e..e66678a 100644
--- a/OpenSim/Region/Framework/Scenes/SceneGraph.cs
+++ b/OpenSim/Region/Framework/Scenes/SceneGraph.cs
@@ -359,7 +359,7 @@ namespace OpenSim.Region.Framework.Scenes
                 m_log.ErrorFormat(
                     "[SCENEGRAPH]: Tried to add scene object {0} to {1} with illegal UUID of {2}",
                     sceneObject.Name, m_parentScene.RegionInfo.RegionName, UUID.Zero);
-                
+
                 return false;
             }
 
@@ -368,12 +368,12 @@ namespace OpenSim.Region.Framework.Scenes
 //                m_log.DebugFormat(
 //                    "[SCENEGRAPH]: Scene graph for {0} already contains object {1} in AddSceneObject()",
 //                    m_parentScene.RegionInfo.RegionName, sceneObject.UUID);
-                
+
                 return false;
             }
-            
+
 //            m_log.DebugFormat(
-//                "[SCENEGRAPH]: Adding scene object {0} {1}, with {2} parts on {3}", 
+//                "[SCENEGRAPH]: Adding scene object {0} {1}, with {2} parts on {3}",
 //                sceneObject.Name, sceneObject.UUID, sceneObject.Parts.Length, m_parentScene.RegionInfo.RegionName);
 
             SceneObjectPart[] parts = sceneObject.Parts;
@@ -409,7 +409,7 @@ namespace OpenSim.Region.Framework.Scenes
 
             lock (SceneObjectGroupsByFullID)
                 SceneObjectGroupsByFullID[sceneObject.UUID] = sceneObject;
-            
+
             lock (SceneObjectGroupsByFullPartID)
             {
                 foreach (SceneObjectPart part in parts)
diff --git a/OpenSim/Region/Framework/Scenes/SceneObjectPart.cs b/OpenSim/Region/Framework/Scenes/SceneObjectPart.cs
index 4c339d9..b130bf7 100644
--- a/OpenSim/Region/Framework/Scenes/SceneObjectPart.cs
+++ b/OpenSim/Region/Framework/Scenes/SceneObjectPart.cs
@@ -303,6 +303,9 @@ namespace OpenSim.Region.Framework.Scenes
 
 //        ~SceneObjectPart()
 //        {
+//            Console.WriteLine(
+//                "[SCENE OBJECT PART]: Destructor called for {0}, local id {1}, parent {2} {3}",
+//                Name, LocalId, ParentGroup.Name, ParentGroup.LocalId);
 //            m_log.DebugFormat(
 //                "[SCENE OBJECT PART]: Destructor called for {0}, local id {1}, parent {2} {3}",
 //                Name, LocalId, ParentGroup.Name, ParentGroup.LocalId);
diff --git a/OpenSim/Region/Framework/Scenes/Tests/SceneObjectBasicTests.cs b/OpenSim/Region/Framework/Scenes/Tests/SceneObjectBasicTests.cs
index 80f198d..7737d8e 100644
--- a/OpenSim/Region/Framework/Scenes/Tests/SceneObjectBasicTests.cs
+++ b/OpenSim/Region/Framework/Scenes/Tests/SceneObjectBasicTests.cs
@@ -27,6 +27,7 @@
 
 using System;
 using System.Reflection;
+using System.Threading;
 using NUnit.Framework;
 using OpenMetaverse;
 using OpenSim.Framework;
@@ -43,6 +44,42 @@ namespace OpenSim.Region.Framework.Scenes.Tests
     [TestFixture]
     public class SceneObjectBasicTests
     {
+//        [TearDown]
+//        public void TearDown()
+//        {
+//            Console.WriteLine("TearDown");
+//            GC.Collect();
+//            Thread.Sleep(3000);
+//        }
+
+//        public class GcNotify
+//        {
+//            public static AutoResetEvent gcEvent = new AutoResetEvent(false);
+//            private static bool _initialized = false;
+//
+//            public static void Initialize()
+//            {
+//                if (!_initialized)
+//                {
+//                    _initialized = true;
+//                    new GcNotify();
+//                }
+//            }
+//
+//            private GcNotify(){}
+//
+//            ~GcNotify()
+//            {
+//                if (!Environment.HasShutdownStarted &&
+//                    !AppDomain.CurrentDomain.IsFinalizingForUnload())
+//                {
+//                    Console.WriteLine("GcNotify called");
+//                    gcEvent.Set();
+//                    new GcNotify();
+//                }
+//            }
+//        }
+
         /// <summary>
         /// Test adding an object to a scene.
         /// </summary>
@@ -147,11 +184,11 @@ namespace OpenSim.Region.Framework.Scenes.Tests
         public void TestDeleteSceneObject()
         {
             TestHelpers.InMethod();
-            
+
             TestScene scene = SceneHelpers.SetupScene();
             SceneObjectPart part = SceneHelpers.AddSceneObject(scene);
             scene.DeleteSceneObject(part.ParentGroup, false);
-            
+
             SceneObjectPart retrievedPart = scene.GetSceneObjectPart(part.LocalId);
             Assert.That(retrievedPart, Is.Null);
         }
diff --git a/OpenSim/Tests/Common/Mock/TestScene.cs b/OpenSim/Tests/Common/Mock/TestScene.cs
index 328cd2b..eea68c3 100644
--- a/OpenSim/Tests/Common/Mock/TestScene.cs
+++ b/OpenSim/Tests/Common/Mock/TestScene.cs
@@ -50,7 +50,8 @@ namespace OpenSim.Tests.Common.Mock
 
         ~TestScene()
         {
-            Console.WriteLine("TestScene destructor called for {0}", RegionInfo.RegionName);
+            //Console.WriteLine("TestScene destructor called for {0}", RegionInfo.RegionName);
+            Console.WriteLine("TestScene destructor called");
         }
         
         /// <summary>
diff --git a/OpenSim/Tests/Torture/ObjectTortureTests.cs b/OpenSim/Tests/Torture/ObjectTortureTests.cs
index 74b336e..e83186a 100644
--- a/OpenSim/Tests/Torture/ObjectTortureTests.cs
+++ b/OpenSim/Tests/Torture/ObjectTortureTests.cs
@@ -49,6 +49,13 @@ namespace OpenSim.Tests.Torture
     [TestFixture]
     public class ObjectTortureTests
     {
+        [TearDown]
+        public void TearDown()
+        {
+            GC.Collect();
+            GC.WaitForPendingFinalizers();
+        }
+
 //        [Test]
 //        public void Test0000Clean()
 //        {
@@ -141,8 +148,18 @@ namespace OpenSim.Tests.Torture
                     string.Format("Object {0} could not be retrieved", i));
             }
 
-            // This does not work to fire the SceneObjectGroup destructors - something else is hanging on to them.
-//            scene.DeleteAllSceneObjects();
+            // When a scene object is added to a scene, it is placed in the update list for sending to viewers
+            // (though in this case we have none).  When it is deleted, it is not removed from the update which is
+            // fine since it will later be ignored.
+            //
+            // However, that means that we need to manually run an update here to clear out that list so that deleted
+            // objects will be clean up by the garbage collector before the next stress test is run.
+            scene.Update();
+
+            // Currently, we need to do this in order to garbage collect the scene objects ready for the next test run.
+            // However, what we really need to do is find out why the entire scene is not garbage collected in
+            // teardown.
+            scene.DeleteAllSceneObjects();
 
             Console.WriteLine(
                 "Took {0}ms, {1}MB ({2} - {3}) to create {4} objects each containing {5} prim(s)",