Add TestCreateDuplicateRootScenePresence() regression test.

OpenSim/Region/Framework/Scenes/Scene.cs

@@ -4469,6 +4469,23 @@ namespace OpenSim.Region.Framework.Scenes
             return m_sceneGraph.GetScenePresence(localID);
         }
 
+        /// <summary>
+        /// Gets all the scene presences in this scene.
+        /// </summary>
+        /// <remarks>
+        /// This method will return both root and child scene presences.
+        /// 
+        /// Consider using ForEachScenePresence() or ForEachRootScenePresence() if possible since these will not
+        /// involving creating a new List object.
+        /// </remarks>
+        /// <returns>
+        /// A list of the scene presences.  Adding or removing from the list will not affect the presences in the scene.
+        /// </returns>
+        public List<ScenePresence> GetScenePresences()
+        {
+            return new List<ScenePresence>(m_sceneGraph.GetScenePresences());
+        }
+
         /// <summary>
         /// Performs action on all avatars in the scene (root scene presences)
         /// Avatars may be an NPC or a 'real' client.

OpenSim/Region/Framework/Scenes/SceneGraph.cs

@@ -768,7 +768,7 @@ namespace OpenSim.Region.Framework.Scenes
         /// pass a delegate to ForEachScenePresence.
         /// </summary>
         /// <returns></returns>
-        private List<ScenePresence> GetScenePresences()
+        protected internal List<ScenePresence> GetScenePresences()
         {
             return m_scenePresenceArray;
         }

OpenSim/Region/Framework/Scenes/Tests/ScenePresenceAgentTests.cs

@@ -107,6 +107,29 @@ namespace OpenSim.Region.Framework.Scenes.Tests
             Assert.That(sp, Is.Not.Null);
             Assert.That(sp.IsChildAgent, Is.False);
             Assert.That(sp.UUID, Is.EqualTo(spUuid));
+
+            Assert.That(scene.GetScenePresences().Count, Is.EqualTo(1));
+        }
+
+        [Test]
+        public void TestCreateDuplicateRootScenePresence()
+        {
+            TestHelpers.InMethod();
+//            TestHelpers.EnableLogging();
+
+            UUID spUuid = TestHelpers.ParseTail(0x1);
+
+            TestScene scene = new SceneHelpers().SetupScene();
+            SceneHelpers.AddScenePresence(scene, spUuid);
+            SceneHelpers.AddScenePresence(scene, spUuid);
+
+            Assert.That(scene.AuthenticateHandler.GetAgentCircuitData(spUuid), Is.Not.Null);
+            Assert.That(scene.AuthenticateHandler.GetAgentCircuits().Count, Is.EqualTo(1));
+
+            ScenePresence sp = scene.GetScenePresence(spUuid);
+            Assert.That(sp, Is.Not.Null);
+            Assert.That(sp.IsChildAgent, Is.False);
+            Assert.That(sp.UUID, Is.EqualTo(spUuid));
         }
 
         [Test]