3 files changed, 634 insertions, 0 deletions

diff --git a/OpenSim/Tests/Permissions/Common.cs b/OpenSim/Tests/Permissions/Common.cs
new file mode 100644
index 0000000..f93c120
--- /dev/null
+++ b/OpenSim/Tests/Permissions/Common.cs
@@ -0,0 +1,365 @@
+/*
+ * 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.Collections.Generic;
+using System.Threading;
+using Nini.Config;
+using NUnit.Framework;
+using OpenMetaverse;
+using OpenSim.Framework;
+using OpenSim.Region.Framework.Scenes;
+using OpenSim.Region.CoreModules.World.Permissions;
+using OpenSim.Region.CoreModules.Avatar.Inventory.Transfer;
+using OpenSim.Region.CoreModules.Framework.InventoryAccess;
+using OpenSim.Services.Interfaces;
+using OpenSim.Tests.Common;
+using PermissionMask = OpenSim.Framework.PermissionMask;
+
+namespace OpenSim.Tests.Permissions
+{
+    [SetUpFixture]
+    public class Common : OpenSimTestCase
+    {
+        public static Common TheInstance;
+
+        public static TestScene TheScene
+        {
+            get { return TheInstance.m_Scene; }
+        }
+
+        public static ScenePresence[] TheAvatars
+        {
+            get { return TheInstance.m_Avatars;  }
+        }
+
+        private static string Perms = "Owner: {0}; Group: {1}; Everyone: {2}; Next: {3}";
+        private TestScene m_Scene;
+        private ScenePresence[] m_Avatars = new ScenePresence[3];
+
+        [SetUp]
+        public override void SetUp()
+        {
+            if (TheInstance == null)
+                TheInstance = this;
+
+            base.SetUp();
+            TestHelpers.EnableLogging();
+
+            IConfigSource config = new IniConfigSource();
+            config.AddConfig("Messaging");
+            config.Configs["Messaging"].Set("InventoryTransferModule", "InventoryTransferModule");
+            config.AddConfig("Modules");
+            config.Configs["Modules"].Set("InventoryAccessModule", "BasicInventoryAccessModule");
+            config.AddConfig("InventoryService");
+            config.Configs["InventoryService"].Set("LocalServiceModule", "OpenSim.Services.InventoryService.dll:XInventoryService");
+            config.Configs["InventoryService"].Set("StorageProvider", "OpenSim.Tests.Common.dll:TestXInventoryDataPlugin");
+
+            m_Scene = new SceneHelpers().SetupScene("Test", UUID.Random(), 1000, 1000, config);
+            // Add modules
+            SceneHelpers.SetupSceneModules(m_Scene, config, new DefaultPermissionsModule(), new InventoryTransferModule(), new BasicInventoryAccessModule());
+
+            SetUpBasicEnvironment();
+        }
+
+        /// <summary>
+        /// The basic environment consists of:
+        /// - 3 avatars: A1, A2, A3
+        /// - 6 simple boxes inworld belonging to A0 and with Next Owner perms:
+        ///   C, CT, MC, MCT, MT, T
+        /// - Copies of all of these boxes in A0's inventory in the Objects folder
+        /// - One additional box inworld and in A0's inventory which is a copy of MCT, but 
+        ///   with C removed in inventory. This one is called MCT-C
+        /// </summary>
+        private void SetUpBasicEnvironment()
+        {
+            Console.WriteLine("===> SetUpBasicEnvironment <===");
+
+            // Add 3 avatars
+            for (int i = 0; i < 3; i++)
+            {
+                UUID id = TestHelpers.ParseTail(i + 1);
+
+                m_Avatars[i] = AddScenePresence("Bot", "Bot_" + (i+1), id);
+                Assert.That(m_Avatars[i], Is.Not.Null);
+                Assert.That(m_Avatars[i].IsChildAgent, Is.False);
+                Assert.That(m_Avatars[i].UUID, Is.EqualTo(id));
+                Assert.That(m_Scene.GetScenePresences().Count, Is.EqualTo(i + 1));
+            }
+
+            AddA1Object("Box C", 10, PermissionMask.Copy);
+            AddA1Object("Box CT", 11, PermissionMask.Copy | PermissionMask.Transfer);
+            AddA1Object("Box MC", 12, PermissionMask.Modify | PermissionMask.Copy);
+            AddA1Object("Box MCT", 13, PermissionMask.Modify | PermissionMask.Copy | PermissionMask.Transfer);
+            AddA1Object("Box MT", 14, PermissionMask.Modify | PermissionMask.Transfer);
+            AddA1Object("Box T", 15, PermissionMask.Transfer);
+
+            // MCT-C
+            AddA1Object("Box MCT-C", 16, PermissionMask.Modify | PermissionMask.Copy | PermissionMask.Transfer);
+
+            Thread.Sleep(5000);
+
+            InventoryFolderBase objsFolder = UserInventoryHelpers.GetInventoryFolder(m_Scene.InventoryService, m_Avatars[0].UUID, "Objects");
+            List<InventoryItemBase> items = m_Scene.InventoryService.GetFolderItems(m_Avatars[0].UUID, objsFolder.ID);
+            Assert.That(items.Count, Is.EqualTo(7));
+
+            RevokePermission(0, "Box MCT-C", PermissionMask.Copy);
+        }
+
+        private ScenePresence AddScenePresence(string first, string last, UUID id)
+        {
+            UserAccount ua1 = UserAccountHelpers.CreateUserWithInventory(m_Scene, first, last, id, "pw");
+            ScenePresence sp = SceneHelpers.AddScenePresence(m_Scene, id);
+            Assert.That(m_Scene.AuthenticateHandler.GetAgentCircuitData(id), Is.Not.Null);
+
+            return sp;
+        }
+
+        private void AddA1Object(string name, int suffix, PermissionMask nextOwnerPerms)
+        {
+            // Create a Box. Default permissions are just T
+            SceneObjectGroup box = AddSceneObject(name, suffix, 1, m_Avatars[0].UUID);
+            Assert.True((box.RootPart.NextOwnerMask & (int)PermissionMask.Copy) == 0);
+            Assert.True((box.RootPart.NextOwnerMask & (int)PermissionMask.Modify) == 0);
+            Assert.True((box.RootPart.NextOwnerMask & (int)PermissionMask.Transfer) != 0);
+
+            // field = 16 is NextOwner 
+            // set = 1 means add the permission; set = 0 means remove permission
+
+            if ((nextOwnerPerms & PermissionMask.Copy) != 0)
+                m_Scene.HandleObjectPermissionsUpdate((IClientAPI)m_Avatars[0].ClientView, m_Avatars[0].UUID,
+                    ((IClientAPI)(m_Avatars[0].ClientView)).SessionId, 16, box.LocalId, (uint)PermissionMask.Copy, 1);
+
+            if ((nextOwnerPerms & PermissionMask.Modify) != 0)
+                m_Scene.HandleObjectPermissionsUpdate((IClientAPI)m_Avatars[0].ClientView, m_Avatars[0].UUID,
+                    ((IClientAPI)(m_Avatars[0].ClientView)).SessionId, 16, box.LocalId, (uint)PermissionMask.Modify, 1);
+
+            if ((nextOwnerPerms & PermissionMask.Transfer) == 0)
+                m_Scene.HandleObjectPermissionsUpdate((IClientAPI)m_Avatars[0].ClientView, m_Avatars[0].UUID,
+                    ((IClientAPI)(m_Avatars[0].ClientView)).SessionId, 16, box.LocalId, (uint)PermissionMask.Transfer, 0);
+
+            PrintPerms(box);
+            AssertPermissions(nextOwnerPerms, (PermissionMask)box.RootPart.NextOwnerMask, box.OwnerID.ToString().Substring(34) + " : " + box.Name);
+
+            TakeCopyToInventory(0, box);
+
+        }
+
+        public void RevokePermission(int ownerIndex, string name, PermissionMask perm)
+        {
+            InventoryItemBase item = Common.TheInstance.GetItemFromInventory(m_Avatars[ownerIndex].UUID, "Objects", name);
+            Assert.That(item, Is.Not.Null);
+
+            // Clone it, so to avoid aliasing -- just like the viewer does.
+            InventoryItemBase clone = Common.TheInstance.CloneInventoryItem(item);
+            // Revoke the permission in this copy
+            clone.NextPermissions &= ~(uint)perm;
+            Common.TheInstance.AssertPermissions((PermissionMask)clone.NextPermissions & ~perm,
+                (PermissionMask)clone.NextPermissions, Common.TheInstance.IdStr(clone));
+            Assert.That(clone.ID == item.ID);
+
+            // Update properties of the item in inventory. This should affect the original item above.
+            Common.TheScene.UpdateInventoryItemAsset(m_Avatars[ownerIndex].ControllingClient, UUID.Zero, clone.ID, clone);
+
+            item = Common.TheInstance.GetItemFromInventory(m_Avatars[ownerIndex].UUID, "Objects", name);
+            Assert.That(item, Is.Not.Null);
+            Common.TheInstance.PrintPerms(item);
+            Common.TheInstance.AssertPermissions((PermissionMask)item.NextPermissions & ~perm,
+                (PermissionMask)item.NextPermissions, Common.TheInstance.IdStr(item));
+
+        }
+
+        public void PrintPerms(SceneObjectGroup sog)
+        {
+            Console.WriteLine("SOG " + sog.Name + " (" + sog.OwnerID.ToString().Substring(34) + "): " + 
+                String.Format(Perms, (PermissionMask)sog.EffectiveOwnerPerms,
+                    (PermissionMask)sog.EffectiveGroupPerms, (PermissionMask)sog.EffectiveEveryOnePerms, (PermissionMask)sog.RootPart.NextOwnerMask));
+
+        }
+
+        public void PrintPerms(InventoryItemBase item)
+        {
+            Console.WriteLine("Inv " + item.Name + " (" + item.Owner.ToString().Substring(34) + "): " + 
+                String.Format(Perms, (PermissionMask)item.BasePermissions,
+                    (PermissionMask)item.GroupPermissions, (PermissionMask)item.EveryOnePermissions, (PermissionMask)item.NextPermissions));
+
+        }
+
+        public void AssertPermissions(PermissionMask desired, PermissionMask actual, string message)
+        {
+            if ((desired & PermissionMask.Copy) != 0)
+                Assert.True((actual & PermissionMask.Copy) != 0, message);
+            else
+                Assert.True((actual & PermissionMask.Copy) == 0, message);
+
+            if ((desired & PermissionMask.Modify) != 0)
+                Assert.True((actual & PermissionMask.Modify) != 0, message);
+            else
+                Assert.True((actual & PermissionMask.Modify) == 0, message);
+
+            if ((desired & PermissionMask.Transfer) != 0)
+                Assert.True((actual & PermissionMask.Transfer) != 0, message);
+            else
+                Assert.True((actual & PermissionMask.Transfer) == 0, message);
+
+        }
+
+        public SceneObjectGroup AddSceneObject(string name, int suffix, int partsToTestCount, UUID ownerID)
+        {
+            SceneObjectGroup so = SceneHelpers.CreateSceneObject(partsToTestCount, ownerID, name, suffix);
+            so.Name = name;
+            so.Description = name;
+
+            Assert.That(m_Scene.AddNewSceneObject(so, false), Is.True);
+            SceneObjectGroup retrievedSo = m_Scene.GetSceneObjectGroup(so.UUID);
+
+            // If the parts have the same UUID then we will consider them as one and the same
+            Assert.That(retrievedSo.PrimCount, Is.EqualTo(partsToTestCount));
+
+            return so;
+        }
+
+        public void TakeCopyToInventory(int userIndex, SceneObjectGroup sog)
+        {
+            InventoryFolderBase objsFolder = UserInventoryHelpers.GetInventoryFolder(m_Scene.InventoryService, m_Avatars[userIndex].UUID, "Objects");
+            Assert.That(objsFolder, Is.Not.Null);
+
+            List<uint> localIds = new List<uint>(); localIds.Add(sog.LocalId);
+            // This is an async operation
+            m_Scene.DeRezObjects((IClientAPI)m_Avatars[userIndex].ClientView, localIds, m_Avatars[userIndex].UUID, DeRezAction.TakeCopy, objsFolder.ID);
+        }
+
+        public InventoryItemBase GetItemFromInventory(UUID userID, string folderName, string itemName)
+        {
+            InventoryFolderBase objsFolder = UserInventoryHelpers.GetInventoryFolder(m_Scene.InventoryService, userID, folderName);
+            Assert.That(objsFolder, Is.Not.Null);
+            List<InventoryItemBase> items = m_Scene.InventoryService.GetFolderItems(userID, objsFolder.ID);
+            InventoryItemBase item = items.Find(i => i.Name == itemName);
+            Assert.That(item, Is.Not.Null);
+
+            return item;
+        }
+
+        public InventoryItemBase CloneInventoryItem(InventoryItemBase item)
+        {
+            InventoryItemBase clone = new InventoryItemBase(item.ID);
+            clone.Name = item.Name;
+            clone.Description = item.Description;
+            clone.AssetID = item.AssetID;
+            clone.AssetType = item.AssetType;
+            clone.BasePermissions = item.BasePermissions;
+            clone.CreatorId = item.CreatorId;
+            clone.CurrentPermissions = item.CurrentPermissions;
+            clone.EveryOnePermissions = item.EveryOnePermissions;
+            clone.Flags = item.Flags;
+            clone.Folder = item.Folder;
+            clone.GroupID = item.GroupID;
+            clone.GroupOwned = item.GroupOwned;
+            clone.GroupPermissions = item.GroupPermissions;
+            clone.InvType = item.InvType;
+            clone.NextPermissions = item.NextPermissions;
+            clone.Owner = item.Owner;
+
+            return clone;
+        }
+
+        public void DeleteObjectsFolders()
+        {
+            // Delete everything in A2 and A3's Objects folders, so we can restart
+            for (int i = 1; i < 3; i++)
+            {
+                InventoryFolderBase objsFolder = UserInventoryHelpers.GetInventoryFolder(Common.TheScene.InventoryService, Common.TheAvatars[i].UUID, "Objects");
+                Assert.That(objsFolder, Is.Not.Null);
+
+                List<InventoryItemBase> items = Common.TheScene.InventoryService.GetFolderItems(Common.TheAvatars[i].UUID, objsFolder.ID);
+                List<UUID> ids = new List<UUID>();
+                foreach (InventoryItemBase it in items)
+                    ids.Add(it.ID);
+
+                Common.TheScene.InventoryService.DeleteItems(Common.TheAvatars[i].UUID, ids);
+                items = Common.TheScene.InventoryService.GetFolderItems(Common.TheAvatars[i].UUID, objsFolder.ID);
+                Assert.That(items.Count, Is.EqualTo(0), "A" + (i + 1));
+            }
+
+        }
+
+        public string IdStr(InventoryItemBase item)
+        {
+            return item.Owner.ToString().Substring(34) + " : " + item.Name;
+        }
+
+        public string IdStr(SceneObjectGroup sog)
+        {
+            return sog.OwnerID.ToString().Substring(34) + " : " + sog.Name;
+        }
+
+        public void GiveInventoryItem(UUID itemId, ScenePresence giverSp, ScenePresence receiverSp)
+        {
+            TestClient giverClient = (TestClient)giverSp.ControllingClient;
+            TestClient receiverClient = (TestClient)receiverSp.ControllingClient;
+
+            UUID initialSessionId = TestHelpers.ParseTail(0x10);
+            byte[] giveImBinaryBucket = new byte[17];
+            byte[] itemIdBytes = itemId.GetBytes();
+            Array.Copy(itemIdBytes, 0, giveImBinaryBucket, 1, itemIdBytes.Length);
+
+            GridInstantMessage giveIm
+                = new GridInstantMessage(
+                    m_Scene,
+                    giverSp.UUID,
+                    giverSp.Name,
+                    receiverSp.UUID,
+                    (byte)InstantMessageDialog.InventoryOffered,
+                    false,
+                    "inventory offered msg",
+                    initialSessionId,
+                    false,
+                    Vector3.Zero,
+                    giveImBinaryBucket,
+                    true);
+
+            giverClient.HandleImprovedInstantMessage(giveIm);
+
+            // These details might not all be correct.
+            GridInstantMessage acceptIm
+                = new GridInstantMessage(
+                    m_Scene,
+                    receiverSp.UUID,
+                    receiverSp.Name,
+                    giverSp.UUID,
+                    (byte)InstantMessageDialog.InventoryAccepted,
+                    false,
+                    "inventory accepted msg",
+                    initialSessionId,
+                    false,
+                    Vector3.Zero,
+                    null,
+                    true);
+
+            receiverClient.HandleImprovedInstantMessage(acceptIm);
+        }
+    }
+}
diff --git a/OpenSim/Tests/Permissions/DirectTransferTests.cs b/OpenSim/Tests/Permissions/DirectTransferTests.cs
new file mode 100644
index 0000000..c68bbdf
--- /dev/null
+++ b/OpenSim/Tests/Permissions/DirectTransferTests.cs
@@ -0,0 +1,146 @@
+/*
+ * 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 NUnit.Framework;
+using OpenMetaverse;
+using OpenSim.Framework;
+using OpenSim.Region.Framework.Scenes;
+using OpenSim.Tests.Common;
+using PermissionMask = OpenSim.Framework.PermissionMask;
+
+namespace OpenSim.Tests.Permissions
+{
+    /// <summary>
+    /// Basic scene object tests (create, read and delete but not update).
+    /// </summary>
+    [TestFixture]
+    public class DirectTransferTests
+    {
+
+        [SetUp]
+        public void SetUp()
+        {
+            Common.TheInstance.DeleteObjectsFolders();
+        }
+
+        /// <summary>
+        /// Test giving simple objecta with various combinations of next owner perms.
+        /// </summary>
+        [Test]
+        public void TestGiveBox()
+        {
+            TestHelpers.InMethod();
+
+            // C, CT, MC, MCT, MT, T
+            string[] names = new string[6] { "Box C", "Box CT", "Box MC", "Box MCT", "Box MT", "Box T" };
+            PermissionMask[] perms = new PermissionMask[6] {
+                    PermissionMask.Copy,
+                    PermissionMask.Copy | PermissionMask.Transfer,
+                    PermissionMask.Modify | PermissionMask.Copy,
+                    PermissionMask.Modify | PermissionMask.Copy | PermissionMask.Transfer,
+                    PermissionMask.Modify | PermissionMask.Transfer,
+                    PermissionMask.Transfer
+            };
+
+            for (int i = 0; i < 6; i++)
+                TestOneBox(names[i], perms[i]);
+        }
+
+        private void TestOneBox(string name, PermissionMask mask)
+        {
+            InventoryItemBase item = Common.TheInstance.GetItemFromInventory(Common.TheAvatars[0].UUID, "Objects", name);
+
+            Common.TheInstance.GiveInventoryItem(item.ID, Common.TheAvatars[0], Common.TheAvatars[1]);
+
+            item = Common.TheInstance.GetItemFromInventory(Common.TheAvatars[1].UUID, "Objects", name);
+
+            // Check the receiver
+            Common.TheInstance.PrintPerms(item);
+            Common.TheInstance.AssertPermissions(mask, (PermissionMask)item.BasePermissions, item.Owner.ToString().Substring(34) + " : " + item.Name);
+
+            int nObjects = Common.TheScene.GetSceneObjectGroups().Count;
+            // Rez it and check perms in scene too
+            Common.TheScene.RezObject(Common.TheAvatars[1].ControllingClient, item.ID, UUID.Zero, Vector3.One, Vector3.Zero, UUID.Zero, 0, false, false, false, UUID.Zero);
+            Assert.That(Common.TheScene.GetSceneObjectGroups().Count, Is.EqualTo(nObjects + 1));
+
+            SceneObjectGroup box = Common.TheScene.GetSceneObjectGroups().Find(sog => sog.OwnerID == Common.TheAvatars[1].UUID && sog.Name == name);
+            Common.TheInstance.PrintPerms(box);
+            Assert.That(box, Is.Not.Null);
+
+            // Check Owner permissions
+            Common.TheInstance.AssertPermissions(mask, (PermissionMask)box.EffectiveOwnerPerms, box.OwnerID.ToString().Substring(34) + " : " + box.Name);
+
+            // Check Next Owner permissions
+            Common.TheInstance.AssertPermissions(mask, (PermissionMask)box.RootPart.NextOwnerMask, box.OwnerID.ToString().Substring(34) + " : " + box.Name);
+
+        }
+
+        /// <summary>
+        /// Test giving simple objecta with variour combinations of next owner perms.
+        /// </summary>
+        [Test]
+        public void TestDoubleGiveWithChange()
+        {
+            TestHelpers.InMethod();
+
+            string name = "Box MCT-C";
+            InventoryItemBase item = Common.TheInstance.GetItemFromInventory(Common.TheAvatars[0].UUID, "Objects", name);
+
+            // Now give the item to A2. We give the original item, not a clone. 
+            // The giving methods are supposed to duplicate it.
+            Common.TheInstance.GiveInventoryItem(item.ID, Common.TheAvatars[0], Common.TheAvatars[1]);
+
+            item = Common.TheInstance.GetItemFromInventory(Common.TheAvatars[1].UUID, "Objects", name);
+
+            // Check the receiver
+            Common.TheInstance.PrintPerms(item);
+            Common.TheInstance.AssertPermissions(PermissionMask.Modify | PermissionMask.Transfer,
+                (PermissionMask)item.BasePermissions, Common.TheInstance.IdStr(item));
+
+            // ---------------------------
+            // Second transfer
+            //----------------------------
+
+            // A2 revokes M
+            Common.TheInstance.RevokePermission(1, name, PermissionMask.Modify);
+
+            item = Common.TheInstance.GetItemFromInventory(Common.TheAvatars[1].UUID, "Objects", name);
+
+            // Now give the item to A3. We give the original item, not a clone. 
+            // The giving methods are supposed to duplicate it.
+            Common.TheInstance.GiveInventoryItem(item.ID, Common.TheAvatars[1], Common.TheAvatars[2]);
+
+            item = Common.TheInstance.GetItemFromInventory(Common.TheAvatars[2].UUID, "Objects", name);
+
+            // Check the receiver
+            Common.TheInstance.PrintPerms(item);
+            Common.TheInstance.AssertPermissions(PermissionMask.Transfer,
+                (PermissionMask)item.BasePermissions, Common.TheInstance.IdStr(item));
+
+        }
+    }
+}
\ No newline at end of file
diff --git a/OpenSim/Tests/Permissions/IndirectTransferTests.cs b/OpenSim/Tests/Permissions/IndirectTransferTests.cs
new file mode 100644
index 0000000..7d8027f
--- /dev/null
+++ b/OpenSim/Tests/Permissions/IndirectTransferTests.cs
@@ -0,0 +1,123 @@
+/*
+ * 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.Collections.Generic;
+using System.Threading;
+using NUnit.Framework;
+using OpenMetaverse;
+using OpenSim.Framework;
+using OpenSim.Region.Framework.Scenes;
+using OpenSim.Tests.Common;
+using PermissionMask = OpenSim.Framework.PermissionMask;
+
+namespace OpenSim.Tests.Permissions
+{
+    /// <summary>
+    /// Basic scene object tests (create, read and delete but not update).
+    /// </summary>
+    [TestFixture]
+    public class IndirectTransferTests
+    {
+
+        [SetUp]
+        public void SetUp()
+        {
+            Common.TheInstance.DeleteObjectsFolders();
+        }
+
+        /// <summary>
+        /// Test giving simple objecta with various combinations of next owner perms.
+        /// </summary>
+        [Test]
+        public void SimpleTakeCopy()
+        {
+            TestHelpers.InMethod();
+
+            // The Objects folder of A2
+            InventoryFolderBase objsFolder = UserInventoryHelpers.GetInventoryFolder(Common.TheScene.InventoryService, Common.TheAvatars[1].UUID, "Objects");
+
+            // C, CT, MC, MCT, MT, T
+            string[] names = new string[6] { "Box C", "Box CT", "Box MC", "Box MCT", "Box MT", "Box T" };
+            PermissionMask[] perms = new PermissionMask[6] {
+                    PermissionMask.Copy,
+                    PermissionMask.Copy | PermissionMask.Transfer,
+                    PermissionMask.Modify | PermissionMask.Copy,
+                    PermissionMask.Modify | PermissionMask.Copy | PermissionMask.Transfer,
+                    PermissionMask.Modify | PermissionMask.Transfer,
+                    PermissionMask.Transfer
+            };
+
+            // Try A2 takes copies of objects that cannot be copied. 
+            for (int i = 0; i < 6; i++)
+                TakeOneBox(Common.TheScene.GetSceneObjectGroups(), names[i], perms[i]);
+            Thread.Sleep(5000);
+
+            List<InventoryItemBase> items = Common.TheScene.InventoryService.GetFolderItems(Common.TheAvatars[1].UUID, objsFolder.ID);
+            Assert.That(items.Count, Is.EqualTo(0));
+
+            // A1 makes the objects copyable
+            for (int i = 0; i < 6; i++)
+                MakeCopyable(Common.TheScene.GetSceneObjectGroups(), names[i]);
+
+            // Try A2 takes copies of objects that can be copied. 
+            for (int i = 0; i < 6; i++)
+                TakeOneBox(Common.TheScene.GetSceneObjectGroups(), names[i], perms[i]);
+            Thread.Sleep(5000);
+
+            items = Common.TheScene.InventoryService.GetFolderItems(Common.TheAvatars[1].UUID, objsFolder.ID);
+            Assert.That(items.Count, Is.EqualTo(6));
+
+            for (int i = 0; i < 6; i++)
+            {
+                InventoryItemBase item = Common.TheInstance.GetItemFromInventory(Common.TheAvatars[1].UUID, "Objects", names[i]);
+                Assert.That(item, Is.Not.Null);
+                Common.TheInstance.AssertPermissions(perms[i], (PermissionMask)item.BasePermissions, Common.TheInstance.IdStr(item));
+            }
+        }
+
+        private void TakeOneBox(List<SceneObjectGroup> objs, string name, PermissionMask mask)
+        {
+            SceneObjectGroup box = objs.Find(sog => sog.Name == name && sog.OwnerID == Common.TheAvatars[0].UUID);
+            Assert.That(box, Is.Not.Null, name);
+
+            // A2's inventory (index 1)
+            Common.TheInstance.TakeCopyToInventory(1, box);
+        }
+
+        private void MakeCopyable(List<SceneObjectGroup> objs, string name)
+        {
+            SceneObjectGroup box = objs.Find(sog => sog.Name == name && sog.OwnerID == Common.TheAvatars[0].UUID);
+            Assert.That(box, Is.Not.Null, name);
+
+            // field = 8 is Everyone 
+            // set = 1 means add the permission; set = 0 means remove permission
+            Common.TheScene.HandleObjectPermissionsUpdate((IClientAPI)Common.TheAvatars[0].ClientView, Common.TheAvatars[0].UUID,
+                Common.TheAvatars[0].ControllingClient.SessionId, 8, box.LocalId, (uint)PermissionMask.Copy, 1);
+            Common.TheInstance.PrintPerms(box);
+        }
+    }
+}
\ No newline at end of file