3 files changed, 134 insertions, 0 deletions

diff --git a/OpenSim/Region/Framework/Scenes/Scene.cs b/OpenSim/Region/Framework/Scenes/Scene.cs
index 984058c..975d769 100644
--- a/OpenSim/Region/Framework/Scenes/Scene.cs
+++ b/OpenSim/Region/Framework/Scenes/Scene.cs
@@ -1943,6 +1943,7 @@ namespace OpenSim.Region.Framework.Scenes
         /// If true, the object is made persistent into the scene.
         /// If false, the object will not persist over server restarts
         /// </param>
+        /// <returns>true if the object was added.  false if not</returns>
         public bool AddNewSceneObject(SceneObjectGroup sceneObject, bool attachToBackup)
         {
             return AddNewSceneObject(sceneObject, attachToBackup, true);
@@ -1960,6 +1961,7 @@ namespace OpenSim.Region.Framework.Scenes
         /// If true, updates for the new scene object are sent to all viewers in range.
         /// If false, it is left to the caller to schedule the update
         /// </param>
+        /// <returns>true if the object was added.  false if not</returns>
         public bool AddNewSceneObject(SceneObjectGroup sceneObject, bool attachToBackup, bool sendClientUpdates)
         {           
             if (m_sceneGraph.AddNewSceneObject(sceneObject, attachToBackup, sendClientUpdates))
diff --git a/OpenSim/Region/Framework/Scenes/SceneGraph.cs b/OpenSim/Region/Framework/Scenes/SceneGraph.cs
index 36a454e..006f9c6 100644
--- a/OpenSim/Region/Framework/Scenes/SceneGraph.cs
+++ b/OpenSim/Region/Framework/Scenes/SceneGraph.cs
@@ -357,7 +357,13 @@ namespace OpenSim.Region.Framework.Scenes
                 return false;
 
             if (Entities.ContainsKey(sceneObject.UUID))
+            {
+//                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}", 
diff --git a/OpenSim/Tests/Torture/ObjectTortureTests.cs b/OpenSim/Tests/Torture/ObjectTortureTests.cs
new file mode 100644
index 0000000..cdbaa66
--- /dev/null
+++ b/OpenSim/Tests/Torture/ObjectTortureTests.cs
@@ -0,0 +1,126 @@
+/*
+ * Copyright (c) Contributors, http://opensimulator.org/
+ * See CONTRIBUTORS.TXT for a full list of copyright holders.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above copyright
+ *       notice, this list of conditions and the following disclaimer in the
+ *       documentation and/or other materials provided with the distribution.
+ *     * Neither the name of the OpenSimulator Project nor the
+ *       names of its contributors may be used to endorse or promote products
+ *       derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+using System;
+using System.Diagnostics;
+using System.Reflection;
+using log4net;
+using NUnit.Framework;
+using OpenMetaverse;
+using OpenSim.Framework;
+using OpenSim.Region.Framework.Scenes;
+using OpenSim.Tests.Common;
+using OpenSim.Tests.Common.Mock;
+
+namespace OpenSim.Tests.Torture
+{
+    /// <summary>
+    /// Object torture tests
+    /// </summary>
+    /// <remarks>
+    /// Don't rely on the numbers given by these tests - they will vary a lot depending on what is already cached,
+    /// how much memory is free, etc.  In some cases, later larger tests will apparently take less time than smaller
+    /// earlier tests.
+    /// </remarks>
+    [TestFixture]
+    public class ObjectTortureTests
+    {
+//        [Test]
+//        public void Test0000Clean()
+//        {
+//            TestHelpers.InMethod();
+////            log4net.Config.XmlConfigurator.Configure();
+//
+//            TestAddObjects(200000);
+//        }
+
+        [Test]
+        public void Test0001TenThousandObjects()
+        {
+            TestHelpers.InMethod();
+//            log4net.Config.XmlConfigurator.Configure();
+
+            TestAddObjects(10000);
+        }
+
+        [Test]
+        public void Test0002OneHundredThousandObjects()
+        {
+            TestHelpers.InMethod();
+//            log4net.Config.XmlConfigurator.Configure();
+
+            TestAddObjects(100000);
+        }
+
+        [Test]
+        public void Test0003TwoHundredThousandObjects()
+        {
+            TestHelpers.InMethod();
+//            log4net.Config.XmlConfigurator.Configure();
+
+            TestAddObjects(200000);
+        }
+
+        private void TestAddObjects(int objectsToAdd)
+        {
+            UUID ownerId = new UUID("F0000000-0000-0000-0000-000000000000");
+
+            TestScene scene = SceneHelpers.SetupScene();
+
+            Process process = Process.GetCurrentProcess();
+//            long startProcessMemory = process.PrivateMemorySize64;
+            long startGcMemory = GC.GetTotalMemory(true);
+            DateTime start = DateTime.Now;
+
+            for (int i = 1; i <= objectsToAdd; i++)
+            {
+                SceneObjectGroup so = SceneHelpers.CreateSceneObject(1, ownerId, "part_", i);
+                Assert.That(scene.AddNewSceneObject(so, false), Is.True, string.Format("Object {0} was not created", i));
+            }
+
+            TimeSpan elapsed = DateTime.Now - start;
+//            long processMemoryAlloc = process.PrivateMemorySize64 - startProcessMemory;
+            long processGcAlloc = GC.GetTotalMemory(false) - startGcMemory;
+
+            for (int i = 1; i <= objectsToAdd; i++)
+            {
+                Assert.That(
+                    scene.GetSceneObjectGroup(TestHelpers.ParseTail(i)),
+                    Is.Not.Null,
+                    string.Format("Object {0} could not be retrieved", i));
+            }
+
+//            Console.WriteLine(
+//                "Took {0}ms, {1}MB to create {2} single prim scene objects",
+//                elapsed.Milliseconds, processGcAlloc / 1024 / 1024, objectsToAdd);
+
+            Console.WriteLine(
+                "Took {0}MB to create {1} single prim scene objects",
+                processGcAlloc / 1024 / 1024, objectsToAdd);
+        }
+    }
+}
\ No newline at end of file