From 57e54d84d641787d40a2b45549f6f2d373c5f2f2 Mon Sep 17 00:00:00 2001
From: Justin Clark-Casey (justincc)
Date: Tue, 16 Aug 2011 23:05:08 +0100
Subject: Add new FireAndForgetMethod.None.

This executes the callback on the same thread that made the request.  Designed for use only by regression tests that rely on a predicable event ordering.
---
 OpenSim/Framework/AvatarAppearance.cs              | 12 +++++-
 OpenSim/Framework/Util.cs                          | 11 +++++-
 .../Attachments/Tests/AttachmentsModuleTests.cs    | 46 ++++++++++++++++------
 3 files changed, 53 insertions(+), 16 deletions(-)

(limited to 'OpenSim')

diff --git a/OpenSim/Framework/AvatarAppearance.cs b/OpenSim/Framework/AvatarAppearance.cs
index 02af5d9..ab4ed66 100644
--- a/OpenSim/Framework/AvatarAppearance.cs
+++ b/OpenSim/Framework/AvatarAppearance.cs
@@ -412,12 +412,20 @@ namespace OpenSim.Framework
         }
 
         /// <summary>
-        /// Add an attachment, if the attachpoint has the
+        /// Add an attachment
+        /// </summary>
+        /// <remarks>
+        /// If the attachpoint has the
         /// 0x80 bit set then we assume this is an append
         /// operation otherwise we replace whatever is
         /// currently attached at the attachpoint
+        /// </remarks>
+        /// <param name="attachpoint"></param>
+        /// <param name="item">If UUID.Zero, then an any attachment at the attachpoint is removed.</param>
+        /// <param name="asset"></param>
+        /// <returns>
         /// return true if something actually changed
-        /// </summary>
+        /// </returns>
         public bool SetAttachment(int attachpoint, UUID item, UUID asset)
         {
             if (attachpoint == 0)
diff --git a/OpenSim/Framework/Util.cs b/OpenSim/Framework/Util.cs
index 984a7a8..51ced7b 100644
--- a/OpenSim/Framework/Util.cs
+++ b/OpenSim/Framework/Util.cs
@@ -56,8 +56,13 @@ namespace OpenSim.Framework
     /// <summary>
     /// The method used by Util.FireAndForget for asynchronously firing events
     /// </summary>
+    /// <remarks>
+    /// None is used to execute the method in the same thread that made the call.  It should only be used by regression
+    /// test code that relies on predictable event ordering.
+    /// </remarks>
     public enum FireAndForgetMethod
     {
+        None,
         UnsafeQueueUserWorkItem,
         QueueUserWorkItem,
         BeginInvoke,
@@ -89,7 +94,8 @@ namespace OpenSim.Framework
         public static readonly Regex UUIDPattern 
             = new Regex("^[0-9a-fA-F]{8}-[0-9a-fA-F]{4}-[0-9a-fA-F]{4}-[0-9a-fA-F]{4}-[0-9a-fA-F]{12}$");
 
-        public static FireAndForgetMethod FireAndForgetMethod = FireAndForgetMethod.SmartThreadPool;
+        public static FireAndForgetMethod DefaultFireAndForgetMethod = FireAndForgetMethod.SmartThreadPool;
+        public static FireAndForgetMethod FireAndForgetMethod = DefaultFireAndForgetMethod;
 
         /// <summary>
         /// Gets the name of the directory where the current running executable
@@ -1506,6 +1512,9 @@ namespace OpenSim.Framework
 
             switch (FireAndForgetMethod)
             {
+                case FireAndForgetMethod.None:
+                    realCallback.Invoke(obj);
+                    break;
                 case FireAndForgetMethod.UnsafeQueueUserWorkItem:
                     ThreadPool.UnsafeQueueUserWorkItem(realCallback, obj);
                     break;
diff --git a/OpenSim/Region/CoreModules/Avatar/Attachments/Tests/AttachmentsModuleTests.cs b/OpenSim/Region/CoreModules/Avatar/Attachments/Tests/AttachmentsModuleTests.cs
index c524090..7f25864 100644
--- a/OpenSim/Region/CoreModules/Avatar/Attachments/Tests/AttachmentsModuleTests.cs
+++ b/OpenSim/Region/CoreModules/Avatar/Attachments/Tests/AttachmentsModuleTests.cs
@@ -37,10 +37,11 @@ using NUnit.Framework;
 using OpenMetaverse;
 using OpenSim.Framework;
 using OpenSim.Framework.Communications;
-using OpenSim.Region.Framework.Scenes;
-using OpenSim.Region.Framework.Interfaces;
+using OpenSim.Region.CoreModules.Avatar.Attachments;
 using OpenSim.Region.CoreModules.World.Serialiser;
 using OpenSim.Region.CoreModules.ServiceConnectorsOut.Simulation;
+using OpenSim.Region.Framework.Scenes;
+using OpenSim.Region.Framework.Interfaces;
 using OpenSim.Tests.Common;
 using OpenSim.Tests.Common.Mock;
 
@@ -61,18 +62,25 @@ namespace OpenSim.Region.CoreModules.Avatar.Attachments.Tests
         [SetUp]
         public void Init()
         {
-            scene = SceneHelpers.SetupScene("Neighbour x", UUID.Random(), 1000, 1000);
+            // Don't allow tests to be bamboozled by asynchronous events.  Execute everything on the same thread.
+            Util.FireAndForgetMethod = FireAndForgetMethod.None;
 
-            ISharedRegionModule interregionComms = new LocalSimulationConnectorModule();
-            interregionComms.Initialise(new IniConfigSource());
-            interregionComms.PostInitialise();
-            SceneHelpers.SetupSceneModules(scene, new IniConfigSource(), interregionComms);
+            scene = SceneHelpers.SetupScene("Neighbour x", UUID.Random(), 1000, 1000);
+            SceneHelpers.SetupSceneModules(scene, new AttachmentsModule());
 
             agent1 = UUID.Random();
             random = new Random();
             sog1 = NewSOG(UUID.Random(), scene, agent1);
             sog2 = NewSOG(UUID.Random(), scene, agent1);
-        }     
+        }
+
+        [TearDown]
+        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 not to worry about such things.
+            Util.FireAndForgetMethod = Util.DefaultFireAndForgetMethod;
+        }
         
         [Test]
         public void TestAddAttachments()
@@ -100,11 +108,23 @@ namespace OpenSim.Region.CoreModules.Avatar.Attachments.Tests
             Assert.That(presence.HasAttachments(), Is.False);
         }
 
-//        [Test]
-//        public void TestRezAttachmentsOnAvatarEntrance()
-//        {
-//            ScenePresence presence = scene.GetScenePresence(agent1);
-//        }
+        [Test]
+        public void TestRezAttachmentsOnAvatarEntrance()
+        {
+            TestHelpers.InMethod();
+//            log4net.Config.XmlConfigurator.Configure();
+
+            UUID spId = TestHelpers.ParseTail(0x1);
+            UUID attItemId = TestHelpers.ParseTail(0x2);
+            UUID attAssetId = TestHelpers.ParseTail(0x3);
+
+            AgentCircuitData acd = SceneHelpers.GenerateAgentData(spId);
+            acd.Appearance = new AvatarAppearance();
+            acd.Appearance.SetAttachment((int)AttachmentPoint.Chest, attItemId, attAssetId);
+            ScenePresence presence = SceneHelpers.AddScenePresence(scene, acd);
+
+//            Assert.That(presence.HasAttachments(), Is.True);
+        }
 
         // I'm commenting this test because scene setup NEEDS InventoryService to 
         // be non-null
-- 
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