3 files changed, 220 insertions, 30 deletions

diff --git a/OpenSim/Region/ScriptEngine/XEngine/Tests/XEngineBasicTests.cs b/OpenSim/Region/ScriptEngine/XEngine/Tests/XEngineBasicTests.cs
index fe15157..878e571 100644
--- a/OpenSim/Region/ScriptEngine/XEngine/Tests/XEngineBasicTests.cs
+++ b/OpenSim/Region/ScriptEngine/XEngine/Tests/XEngineBasicTests.cs
@@ -40,10 +40,10 @@ using OpenSim.Tests.Common;
 namespace OpenSim.Region.ScriptEngine.XEngine.Tests
 {
     /// <summary>
-    /// XEngine tests.
+    /// Basic XEngine tests.
     /// </summary>
     [TestFixture]
-    public class XEngineTest : OpenSimTestCase
+    public class XEngineBasicTests : OpenSimTestCase
     {
         private TestScene m_scene;
         private XEngine m_xEngine;
diff --git a/OpenSim/Region/ScriptEngine/XEngine/Tests/XEngineCrossingTests.cs b/OpenSim/Region/ScriptEngine/XEngine/Tests/XEngineCrossingTests.cs
new file mode 100644
index 0000000..587695f
--- /dev/null
+++ b/OpenSim/Region/ScriptEngine/XEngine/Tests/XEngineCrossingTests.cs
@@ -0,0 +1,195 @@
+/*
+ * 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.Threading;
+using Nini.Config;
+using NUnit.Framework;
+using OpenMetaverse;
+using OpenSim.Framework;
+using OpenSim.Region.CoreModules.Framework.EntityTransfer;
+using OpenSim.Region.CoreModules.ServiceConnectorsOut.Simulation;
+using OpenSim.Region.Framework.Scenes;
+using OpenSim.Region.ScriptEngine.Shared;
+using OpenSim.Tests.Common;
+
+namespace OpenSim.Region.ScriptEngine.XEngine.Tests
+{
+    /// <summary>
+    /// XEngine tests connected with crossing scripts between regions.
+    /// </summary>
+    [TestFixture]
+    public class XEngineCrossingTests : OpenSimTestCase
+    {
+        [TestFixtureSetUp]
+        public void FixtureInit()
+        {
+            // Don't allow tests to be bamboozled by asynchronous events.  Execute everything on the same thread.
+            Util.FireAndForgetMethod = FireAndForgetMethod.RegressionTest;
+        }
+
+        [TestFixtureTearDown]
+        public void TearDown()
+        {
+            // We must set this back afterwards, otherwise later tests will fail since they're expecting multiple
+            // threads.  Possibly, later tests should be rewritten so none of them require async stuff (which regression
+            // tests really shouldn't).
+            Util.FireAndForgetMethod = Util.DefaultFireAndForgetMethod;
+        }
+
+        /// <summary>
+        /// Test script state preservation when a script crosses between regions on the same simulator.
+        /// </summary>
+        [Test]
+        public void TestScriptCrossOnSameSimulator()
+        {
+            TestHelpers.InMethod();
+//            TestHelpers.EnableLogging();
+
+            UUID userId = TestHelpers.ParseTail(0x1);
+            int sceneObjectIdTail = 0x2;
+
+            EntityTransferModule etmA = new EntityTransferModule();
+            EntityTransferModule etmB = new EntityTransferModule();
+            LocalSimulationConnectorModule lscm = new LocalSimulationConnectorModule();
+            XEngine xEngineA = new XEngine();
+            XEngine xEngineB = new XEngine();
+            xEngineA.DebugLevel = 1;
+            xEngineB.DebugLevel = 1;
+
+            IConfigSource configSource = new IniConfigSource();
+
+            IConfig startupConfig = configSource.AddConfig("Startup");
+            startupConfig.Set("DefaultScriptEngine", "XEngine");
+
+            IConfig xEngineConfig = configSource.AddConfig("XEngine");
+            xEngineConfig.Set("Enabled", "true");
+            xEngineConfig.Set("StartDelay", "0");
+
+            // These tests will not run with AppDomainLoading = true, at least on mono.  For unknown reasons, the call
+            // to AssemblyResolver.OnAssemblyResolve fails.
+            xEngineConfig.Set("AppDomainLoading", "false");
+
+            IConfig modulesConfig = configSource.AddConfig("Modules");
+            modulesConfig.Set("EntityTransferModule", etmA.Name);
+            modulesConfig.Set("SimulationServices", lscm.Name);
+
+            SceneHelpers sh = new SceneHelpers();
+            TestScene sceneA = sh.SetupScene("sceneA", TestHelpers.ParseTail(0x100), 1000, 1000, configSource);
+            TestScene sceneB = sh.SetupScene("sceneB", TestHelpers.ParseTail(0x200), 1000, 999, configSource);
+
+            SceneHelpers.SetupSceneModules(new Scene[] { sceneA, sceneB }, configSource, lscm);
+            SceneHelpers.SetupSceneModules(sceneA, configSource, etmA, xEngineA);
+            SceneHelpers.SetupSceneModules(sceneB, configSource, etmB, xEngineB);
+            sceneA.StartScripts();
+            sceneB.StartScripts();
+
+            SceneObjectGroup soSceneA = SceneHelpers.AddSceneObject(sceneA, 1, userId, "so1-", sceneObjectIdTail);
+            soSceneA.AbsolutePosition = new Vector3(128, 10, 20);
+
+            // CREATE SCRIPT TODO
+            InventoryItemBase scriptItemSceneA = new InventoryItemBase();
+            //            itemTemplate.ID = itemId;
+            scriptItemSceneA.Name = "script1";
+            scriptItemSceneA.Folder = soSceneA.UUID;
+            scriptItemSceneA.InvType = (int)InventoryType.LSL;
+
+            AutoResetEvent chatEvent = new AutoResetEvent(false);
+            OSChatMessage messageReceived = null;
+            sceneA.EventManager.OnChatFromWorld += (s, m) => { messageReceived = m; chatEvent.Set(); };
+
+            sceneA.RezNewScript(userId, scriptItemSceneA, 
+@"integer c = 0;
+
+default
+{    
+    state_entry()
+    {
+        llSay(0, ""Script running"");
+    }
+
+    changed(integer change)
+    {
+        llSay(0, ""Changed"");
+    }
+
+    touch_start(integer n)
+    {
+        c = c + 1; 
+        llSay(0, (string)c);
+    }
+}");
+
+            chatEvent.WaitOne(60000);
+
+            Assert.That(messageReceived, Is.Not.Null, "No chat message received.");
+            Assert.That(messageReceived.Message, Is.EqualTo("Script running"));           
+
+            {
+                // XXX: Should not be doing this so directly.  Should call some variant of EventManager.touch() instead.
+                DetectParams[] det = new DetectParams[1];
+                det[0] = new DetectParams();
+                det[0].Key = userId;
+                det[0].Populate(sceneA);
+
+                EventParams ep = new EventParams("touch_start", new Object[] { new LSL_Types.LSLInteger(1) }, det);
+
+                xEngineA.PostObjectEvent(soSceneA.LocalId, ep);
+                chatEvent.WaitOne(60000);
+
+                Assert.That(messageReceived.Message, Is.EqualTo("1")); 
+            }
+
+            sceneB.EventManager.OnChatFromWorld += (s, m) => { messageReceived = m; chatEvent.Set(); };
+
+            // Cross with a negative value
+            soSceneA.AbsolutePosition = new Vector3(128, -10, 20);
+
+            chatEvent.WaitOne(60000);
+            Assert.That(messageReceived.Message, Is.EqualTo("Changed")); 
+
+            // TEST sending event to moved prim and output
+            {
+                SceneObjectGroup soSceneB = sceneB.GetSceneObjectGroup(soSceneA.Name);
+                TaskInventoryItem scriptItemSceneB = soSceneB.RootPart.Inventory.GetInventoryItem(scriptItemSceneA.Name);
+
+                // XXX: Should not be doing this so directly.  Should call some variant of EventManager.touch() instead.
+                DetectParams[] det = new DetectParams[1];
+                det[0] = new DetectParams();
+                det[0].Key = userId;
+                det[0].Populate(sceneB);
+
+                EventParams ep = new EventParams("touch_start", new Object[] { new LSL_Types.LSLInteger(1) }, det);
+
+                xEngineB.PostObjectEvent(soSceneB.LocalId, ep);
+                chatEvent.WaitOne(60000);
+
+                Assert.That(messageReceived.Message, Is.EqualTo("2")); 
+            }
+        }
+    }
+}
\ No newline at end of file
diff --git a/OpenSim/Region/ScriptEngine/XEngine/XEngine.cs b/OpenSim/Region/ScriptEngine/XEngine/XEngine.cs
index ccd5d99..71ed989 100644
--- a/OpenSim/Region/ScriptEngine/XEngine/XEngine.cs
+++ b/OpenSim/Region/ScriptEngine/XEngine/XEngine.cs
@@ -716,22 +716,17 @@ namespace OpenSim.Region.ScriptEngine.XEngine
                 {
                     // Force a final state save
                     //
-                    if (m_Assemblies.ContainsKey(instance.AssetID))
+                    try
                     {
-                        string assembly = m_Assemblies[instance.AssetID];
-
-                        try
-                        {
-                            instance.SaveState(assembly);
-                        }
-                        catch (Exception e)
-                        {
-                            m_log.Error(
-                                string.Format(
-                                    "[XEngine]: Failed final state save for script {0}.{1}, item UUID {2}, prim UUID {3} in {4}.  Exception ",
-                                    instance.PrimName, instance.ScriptName, instance.ItemID, instance.ObjectID, World.Name)
-                                , e);
-                        }
+                        instance.SaveState();
+                    }
+                    catch (Exception e)
+                    {
+                        m_log.Error(
+                            string.Format(
+                                "[XEngine]: Failed final state save for script {0}.{1}, item UUID {2}, prim UUID {3} in {4}.  Exception ",
+                                instance.PrimName, instance.ScriptName, instance.ItemID, instance.ObjectID, World.Name)
+                            , e);
                     }
 
                     // Clear the event queue and abort the instance thread
@@ -840,18 +835,9 @@ namespace OpenSim.Region.ScriptEngine.XEngine
 
             foreach (IScriptInstance i in instances)
             {
-                string assembly = String.Empty;
-
-                lock (m_Scripts)
-                {
-                    if (!m_Assemblies.ContainsKey(i.AssetID))
-                        continue;
-                    assembly = m_Assemblies[i.AssetID];
-                }
-
                 try
                 {
-                    i.SaveState(assembly);
+                    i.SaveState();
                 }
                 catch (Exception e)
                 {
@@ -1180,7 +1166,11 @@ namespace OpenSim.Region.ScriptEngine.XEngine
                     lock (m_AddingAssemblies)
                     {
                         m_Compiler.PerformScriptCompile(script, assetID.ToString(), item.OwnerID, out assemblyPath, out linemap);
-                        
+
+//                        m_log.DebugFormat(
+//                            "[XENGINE]: Found assembly path {0} onrez {1} in {2}", 
+//                            assemblyPath, item.ItemID, World.Name);
+
                         if (!m_AddingAssemblies.ContainsKey(assemblyPath)) {
                             m_AddingAssemblies[assemblyPath] = 1;
                         } else {
@@ -1373,7 +1363,9 @@ namespace OpenSim.Region.ScriptEngine.XEngine
                                                   startParam, postOnRez,
                                                   m_MaxScriptQueue);
 
-                    if (!instance.Load(m_AppDomains[appDomain], scriptAssembly, stateSource))
+                    if (!instance.Load(
+                        m_AppDomains[appDomain], scriptAssembly, 
+                        Path.Combine(ScriptEnginePath, World.RegionInfo.RegionID.ToString()), stateSource))
                         return false;
 
 //                    if (DebugLevel >= 1)
@@ -1604,7 +1596,7 @@ namespace OpenSim.Region.ScriptEngine.XEngine
 
             IScriptInstance instance = (ScriptInstance) parms;
             
-            //m_log.DebugFormat("[XEngine]: Processing event for {0}", instance);
+//            m_log.DebugFormat("[XEngine]: Processing event for {0}", instance);
 
             return instance.EventProcessor();
         }
@@ -2200,6 +2192,9 @@ namespace OpenSim.Region.ScriptEngine.XEngine
                 m_log.ErrorFormat("[XEngine]: Error whilst writing state file {0}, {1}", statepath, ex.Message);
             }
 
+//            m_log.DebugFormat(
+//                "[XEngine]: Wrote state for script item with ID {0} at {1} in {2}", itemID, statepath, m_Scene.Name);
+
             return true;
         }