Fix issues with the DynamicTextureModule and corresponding unit tests.

OpenSim/Region/CoreModules/Scripting/DynamicTexture/DynamicTextureModule.cs

@@ -83,6 +83,16 @@ namespace OpenSim.Region.CoreModules.Scripting.DynamicTexture
         /// </remarks>
         private Cache m_reuseableDynamicTextures;
 
+        /// <summary>
+        /// This constructor is only here because of the Unit Tests...
+        /// Don't use it.
+        /// </summary>
+        public DynamicTextureModule()
+        {
+            m_reuseableDynamicTextures = new Cache(CacheMedium.Memory, CacheStrategy.Conservative);
+            m_reuseableDynamicTextures.DefaultTTL = new TimeSpan(24, 0, 0);
+        }
+
         #region IDynamicTextureManager Members
 
         public void RegisterRender(string handleType, IDynamicTextureRender render)

OpenSim/Region/CoreModules/Scripting/LoadImageURL/LoadImageURLModule.cs

@@ -49,21 +49,6 @@ namespace OpenSim.Region.CoreModules.Scripting.LoadImageURL
         private string m_name = "LoadImageURL";
         private Scene m_scene;
         private IDynamicTextureManager m_textureManager;
-        private IDynamicTextureManager TextureManager
-        {
-            get
-            {
-                if (m_textureManager == null && m_scene != null)
-                {
-                    m_textureManager = m_scene.RequestModuleInterface<IDynamicTextureManager>();
-                    if (m_textureManager != null)
-                    {
-                        m_textureManager.RegisterRender(GetContentType(), this);
-                    }
-                }
-                return m_textureManager;
-            }
-        }
 
         private string m_proxyurl = "";
         private string m_proxyexcepts = "";
@@ -146,6 +131,14 @@ namespace OpenSim.Region.CoreModules.Scripting.LoadImageURL
 
         public void RegionLoaded(Scene scene)
         {
+            if (m_textureManager == null && m_scene == scene)
+            {
+                m_textureManager = m_scene.RequestModuleInterface<IDynamicTextureManager>();
+                if (m_textureManager != null)
+                {
+                    m_textureManager.RegisterRender(GetContentType(), this);
+                }
+            }
         }
 
         public void Close()
@@ -191,6 +184,12 @@ namespace OpenSim.Region.CoreModules.Scripting.LoadImageURL
 
         private void HttpRequestReturn(IAsyncResult result)
         {
+            if (m_textureManager == null)
+            {
+                m_log.WarnFormat("[LOADIMAGEURLMODULE]: No texture manager. Can't function.");
+                return;
+            }
+
             RequestState state = (RequestState) result.AsyncState;
             WebRequest request = (WebRequest) state.Request;
             Stream stream = null;
@@ -271,7 +270,7 @@ namespace OpenSim.Region.CoreModules.Scripting.LoadImageURL
             m_log.DebugFormat("[LOADIMAGEURLMODULE]: Returning {0} bytes of image data for request {1}",
                                        imageJ2000.Length, state.RequestID);
 
-            TextureManager.ReturnData(
+            m_textureManager.ReturnData(
                 state.RequestID,
                 new OpenSim.Region.CoreModules.Scripting.DynamicTexture.DynamicTexture(
                     request.RequestUri, null, imageJ2000, newSize, false));

OpenSim/Region/CoreModules/Scripting/VectorRender/VectorRenderModule.cs

@@ -58,21 +58,6 @@ namespace OpenSim.Region.CoreModules.Scripting.VectorRender
 
         private Scene m_scene;
         private IDynamicTextureManager m_textureManager;
-        private IDynamicTextureManager TextureManager
-        {
-            get
-            {
-                if (m_textureManager == null && m_scene != null)
-                {
-                    m_textureManager = m_scene.RequestModuleInterface<IDynamicTextureManager>();
-                    if (m_textureManager != null)
-                    {
-                        m_textureManager.RegisterRender(GetContentType(), this);
-                    }
-                }
-                return m_textureManager;
-            }
-        }
 
         private Graphics m_graph;
         private string m_fontName = "Arial";
@@ -121,8 +106,13 @@ namespace OpenSim.Region.CoreModules.Scripting.VectorRender
 
         public bool AsyncConvertData(UUID id, string bodyData, string extraParams)
         {
+            if (m_textureManager == null)
+            {
+                m_log.Warn("[VECTORRENDERMODULE]: No texture manager. Can't function");
+                return false;
+            }
             // XXX: This isn't actually being done asynchronously!
-            TextureManager.ReturnData(id, ConvertData(bodyData, extraParams));
+            m_textureManager.ReturnData(id, ConvertData(bodyData, extraParams));
 
             return true;
         }
@@ -180,6 +170,14 @@ namespace OpenSim.Region.CoreModules.Scripting.VectorRender
 
         public void RegionLoaded(Scene scene)
         {
+            if (m_textureManager == null && m_scene == scene)
+            {
+                m_textureManager = m_scene.RequestModuleInterface<IDynamicTextureManager>();
+                if (m_textureManager != null)
+                {
+                    m_textureManager.RegisterRender(GetContentType(), this);
+                }
+            }
         }
 
         public void RemoveRegion(Scene scene)

OpenSim/Tests/Common/Helpers/SceneHelpers.cs

@@ -383,6 +383,11 @@ namespace OpenSim.Tests.Common
                 }
             }
 
+            foreach (IRegionModuleBase module in newModules)
+            {
+                if (module is ISharedRegionModule) ((ISharedRegionModule)module).PostInitialise();
+            }
+
             foreach (IRegionModuleBase module in newModules)
             {
                 foreach (Scene scene in scenes)
@@ -392,11 +397,6 @@ namespace OpenSim.Tests.Common
                 }
             }
 
-            foreach (IRegionModuleBase module in newModules)
-            {
-                if (module is ISharedRegionModule) ((ISharedRegionModule)module).PostInitialise();
-            }
-
             // RegionLoaded is fired after all modules have been appropriately added to all scenes
             foreach (IRegionModuleBase module in newModules)
                 foreach (Scene scene in scenes)