* Update ScenePresenceTests to reflect current REST communication workflow.

* Fixed an issue with AssetCache where it would break unit tests randomly.

From: Arthur Rodrigo S Valadares <arthursv@linux.vnet.ibm.com>

OpenSim/Framework/Communications/Cache/AssetCache.cs

@@ -210,7 +210,7 @@ namespace OpenSim.Framework.Communications.Cache
                 }
                 catch (Exception e)
                 {
-                    m_log.Error("[ASSET CACHE]: " + e);
+                    m_log.Error("[ASSET CACHE]: " + e.ToString());
                 }
             }
         }

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

@@ -29,6 +29,7 @@ using Nini.Config;
 using System;
 using System.Collections.Generic;
 using System.Text;
+using System.Threading;
 using NUnit.Framework;
 using NUnit.Framework.SyntaxHelpers;
 using OpenMetaverse;
@@ -136,9 +137,11 @@ namespace OpenSim.Region.Framework.Scenes.Tests
         [Test]
         public void T012_TestAddNeighbourRegion()
         {
-            SceneSetupHelpers.AddRootAgent(scene,agent1);
+            scene.NewUserConnection(acd1);
+            scene.AddNewClient(testclient);
 
             ScenePresence presence = scene.GetScenePresence(agent1);
+            presence.MakeRootAgent(new Vector3(90,90,90),false);
 
             string cap = presence.ControllingClient.RequestClientInfo().CapsPath;
 
@@ -195,30 +198,43 @@ namespace OpenSim.Region.Framework.Scenes.Tests
             string cap = presence.ControllingClient.RequestClientInfo().CapsPath;
             presence2.AddNeighbourRegion(region1, cap);
 
+            scene.RegisterRegionWithGrid();
+            scene2.RegisterRegionWithGrid();
+
             Assert.That(presence.IsChildAgent, Is.False, "Did not start root in origin region.");
             Assert.That(presence2.IsChildAgent, Is.True, "Is not a child on destination region.");
 
             // Cross to x+1
             presence.AbsolutePosition = new Vector3(Constants.RegionSize+1,3,100);
-            scene.RegisterRegionWithGrid();
-            scene2.RegisterRegionWithGrid();
             presence.Update();
-            /* With RESTComms this test needs more thinking, because of the callback
+
+            EventWaitHandle wh = new EventWaitHandle (false, EventResetMode.AutoReset, "Crossing");
+
+            // Mimicking communication between client and server, by waiting OK from client
+            // sent by TestClient.CrossRegion call. Originally, this is network comm.
+            wh.WaitOne();
+
+            // This is a TestClient specific method that fires OnCompleteMovementToRegion event, which
+            // would normally be fired after receiving the reply packet from comm. done on the last line.
+            testclient.CompleteMovement();
+
             // Crossings are asynchronous
-            while (presence.IsInTransit) { };
+            while (presence.IsInTransit) {  };
 
             Assert.That(presence.IsChildAgent, Is.True, "Did not complete region cross as expected.");
             Assert.That(presence2.IsChildAgent, Is.False, "Did not receive root status after receiving agent.");
 
             // Cross Back
-            presence2.AbsolutePosition = new Vector3(-1, 3, 100);
+            presence2.AbsolutePosition = new Vector3(-10, 3, 100);
             presence2.Update();
-            // Crossings are asynchronous
-            while (presence2.IsInTransit) { };
+
+            wh.WaitOne();
+            testclient.CompleteMovement();
+
+            while (presence2.IsInTransit) {  };
 
             Assert.That(presence2.IsChildAgent, Is.True, "Did not return from region as expected.");
             Assert.That(presence.IsChildAgent, Is.False, "Presence was not made root in old region again.");
-            */
         }
 
         [Test]

OpenSim/Tests/Common/Mock/TestClient.cs

@@ -29,6 +29,7 @@ using System;
 using System.Collections.Generic;
 using System.Net;
 using System.Reflection;
+using System.Threading;
 using log4net;
 using OpenMetaverse;
 using OpenMetaverse.Packets;
@@ -45,6 +46,7 @@ namespace OpenSim.Tests.Common.Mock
         // Mock testing variables
         public List<ImageDataPacket> sentdatapkt = new List<ImageDataPacket>();
         public List<ImagePacketPacket> sentpktpkt = new List<ImagePacketPacket>();
+        EventWaitHandle wh = new EventWaitHandle (false, EventResetMode.AutoReset, "Crossing");
 
         // TODO: This is a really nasty (and temporary) means of telling the test client which scene to invoke setup
         // methods on when a teleport is requested
@@ -541,6 +543,12 @@ namespace OpenSim.Tests.Common.Mock
         public virtual void CrossRegion(ulong newRegionHandle, Vector3 pos, Vector3 lookAt,
                                         IPEndPoint newRegionExternalEndPoint, string capsURL)
         {
+            // This is supposed to send a packet to the client telling it's ready to start region crossing.
+            // Instead I will just signal I'm ready, mimicking the communication behavior.
+            // It's ugly, but avoids needless communication setup. This is used in ScenePresenceTests.cs.
+            // Arthur V.
+
+            wh.Set();
         }
 
         public virtual void SendMapBlock(List<MapBlockData> mapBlocks, uint flag)

OpenSim/Tests/Common/Setup/SceneSetupHelpers.cs

@@ -187,7 +187,10 @@ namespace OpenSim.Tests.Common.Setup
 
             // Stage 3: Invoke agent crossing, which converts the child agent into a root agent (with appearance,
             // inventory, etc.)
-            scene.AgentCrossing(agentData.AgentID, new Vector3(90, 90, 90), false);
+            //scene.AgentCrossing(agentData.AgentID, new Vector3(90, 90, 90), false); OBSOLETE
+
+            ScenePresence scp = scene.GetScenePresence(agentData.AgentID);
+            scp.MakeRootAgent(new Vector3(90,90,90), true);
 
             return client;
         }