* Added Expression based ignores to the PropertyScrambler, which makes a lot of the tests clearer because I'm not constantly resetting properties.

8 files changed, 210 insertions, 224 deletions

diff --git a/OpenSim/Data/Tests/BasicAssetTest.cs b/OpenSim/Data/Tests/BasicAssetTest.cs
index 23041ad..09131c1 100644
--- a/OpenSim/Data/Tests/BasicAssetTest.cs
+++ b/OpenSim/Data/Tests/BasicAssetTest.cs
@@ -69,18 +69,20 @@ namespace OpenSim.Data.Tests
             AssetBase a1 = new AssetBase(uuid1, "asset one");
             AssetBase a2 = new AssetBase(uuid2, "asset two");
             AssetBase a3 = new AssetBase(uuid3, "asset three");
-            
-            ScrambleForTesting.Scramble(a1);
-            ScrambleForTesting.Scramble(a2);
-            ScrambleForTesting.Scramble(a3);
-            
             a1.Data = asset1;
             a2.Data = asset1;
             a3.Data = asset1;
-            
-            a1.FullID = uuid1;
-            a2.FullID = uuid2;
-            a3.FullID = uuid3;
+
+            PropertyScrambler<AssetBase> scrambler = new PropertyScrambler<AssetBase>()
+                .DontScramble(x => x.Data)
+                .DontScramble(x => x.ID)
+                .DontScramble(x => x.FullID)
+                .DontScramble(x => x.Metadata.ID)
+                .DontScramble(x => x.Metadata.FullID);
+
+            scrambler.Scramble(a1);
+            scrambler.Scramble(a2);
+            scrambler.Scramble(a3);
 
             db.CreateAsset(a1);
             db.CreateAsset(a2);
@@ -95,17 +97,9 @@ namespace OpenSim.Data.Tests
             AssetBase a3a = db.FetchAsset(uuid3);
             Assert.That(a3a, Constraints.PropertyCompareConstraint(a3));
 
-            ScrambleForTesting.Scramble(a1a);
-            ScrambleForTesting.Scramble(a2a);
-            ScrambleForTesting.Scramble(a3a);
-
-            a1a.Data = asset1;
-            a2a.Data = asset1;
-            a3a.Data = asset1;
-
-            a1a.FullID = uuid1;
-            a2a.FullID = uuid2;
-            a3a.FullID = uuid3;
+            scrambler.Scramble(a1a);
+            scrambler.Scramble(a2a);
+            scrambler.Scramble(a3a);
 
             db.UpdateAsset(a1a);
             db.UpdateAsset(a2a);
diff --git a/OpenSim/Data/Tests/BasicEstateTest.cs b/OpenSim/Data/Tests/BasicEstateTest.cs
index b702e2a..284d066 100644
--- a/OpenSim/Data/Tests/BasicEstateTest.cs
+++ b/OpenSim/Data/Tests/BasicEstateTest.cs
@@ -40,7 +40,6 @@ namespace OpenSim.Data.Tests
 {
     public class BasicEstateTest
     {
-        //private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
         public IEstateDataStore db;
         public IRegionDataStore regionDb;
 
@@ -57,14 +56,7 @@ namespace OpenSim.Data.Tests
 
         public void SuperInit()
         {
-            try
-            {
-                XmlConfigurator.Configure();
-            }
-            catch (Exception)
-            {
-                // I don't care, just leave log4net off
-            }
+            OpenSim.Tests.Common.TestLogging.LogToConsole();
         }
 
         #region 0Tests
@@ -168,7 +160,7 @@ namespace OpenSim.Data.Tests
 
             // Letting estate store generate rows to database for us
             EstateSettings originalSettings = db.LoadEstateSettings(REGION_ID);
-            ScrambleForTesting.Scramble(originalSettings);
+            new PropertyScrambler<EstateSettings>().Scramble(originalSettings);
 
             // Saving settings.
             db.StoreEstateSettings(originalSettings);
diff --git a/OpenSim/Data/Tests/BasicGridTest.cs b/OpenSim/Data/Tests/BasicGridTest.cs
index b0ee4a0..a25b736 100644
--- a/OpenSim/Data/Tests/BasicGridTest.cs
+++ b/OpenSim/Data/Tests/BasicGridTest.cs
@@ -28,22 +28,18 @@
 using System;
 using System.Collections.Generic;
 using System.Text;
-using log4net.Config;
 using NUnit.Framework;
 using NUnit.Framework.SyntaxHelpers;
 using OpenMetaverse;
-using log4net;
-using System.Reflection;
 
 namespace OpenSim.Data.Tests
 {
     public class BasicGridTest
     {
-        //private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
-        public GridDataBase db;
+        public IGridDataPlugin db;
         public UUID region1, region2, region3;
         public UUID zero = UUID.Zero;
-        public static Random random;
+        public static Random random = new Random();
 
         [TearDown]
         public void removeAllRegions()
@@ -61,24 +57,16 @@ namespace OpenSim.Data.Tests
 
         public void SuperInit()
         {
-            try
-            {
-                XmlConfigurator.Configure();
-            }
-            catch (Exception)
-            {
-                // I don't care, just leave log4net off
-            }
+            OpenSim.Tests.Common.TestLogging.LogToConsole();
             region1 = UUID.Random();
             region2 = UUID.Random();
             region3 = UUID.Random();
-            random = new Random();
         }
 
         protected RegionProfileData createRegion(UUID regionUUID, string regionName)
         {
             RegionProfileData reg = new RegionProfileData();
-            ScrambleForTesting.Scramble(reg);
+            new PropertyScrambler<RegionProfileData>().Scramble(reg);
             reg.Uuid = regionUUID;
             reg.RegionName = regionName;
 
diff --git a/OpenSim/Data/Tests/BasicInventoryTest.cs b/OpenSim/Data/Tests/BasicInventoryTest.cs
index 21552c8..900186b 100644
--- a/OpenSim/Data/Tests/BasicInventoryTest.cs
+++ b/OpenSim/Data/Tests/BasicInventoryTest.cs
@@ -66,14 +66,7 @@ namespace OpenSim.Data.Tests
 
         public void SuperInit()
         {
-            try
-            {
-                XmlConfigurator.Configure();
-            }
-            catch (Exception)
-            {
-                // I don't care, just leave log4net off
-            }
+            OpenSim.Tests.Common.TestLogging.LogToConsole();
 
             folder1 = UUID.Random();
             folder2 = UUID.Random();
@@ -258,37 +251,38 @@ namespace OpenSim.Data.Tests
         [Test]
         public void T104_RandomUpdateItem()
         {
+            PropertyScrambler<InventoryFolderBase> folderScrambler =
+                new PropertyScrambler<InventoryFolderBase>()
+                    .DontScramble(x => x.Owner)
+                    .DontScramble(x => x.ParentID)
+                    .DontScramble(x => x.ID);
             UUID owner = UUID.Random();
             UUID folder = UUID.Random();
             UUID rootId = UUID.Random();
             UUID rootAsset = UUID.Random();
             InventoryFolderBase f1 = NewFolder(folder, zero, owner, name1);
-            ScrambleForTesting.Scramble(f1);
-            f1.Owner = owner;
-            f1.ParentID = zero;
-            f1.ID = folder;
+            folderScrambler.Scramble(f1);
 
-            // succeed with true
             db.addInventoryFolder(f1);
             InventoryFolderBase f1a = db.getUserRootFolder(owner);
             Assert.That(f1a, Constraints.PropertyCompareConstraint(f1));
 
-            ScrambleForTesting.Scramble(f1a);
-            f1a.Owner = owner;
-            f1a.ParentID = zero;
-            f1a.ID = folder;
+            folderScrambler.Scramble(f1a);
+
             db.updateInventoryFolder(f1a);
 
             InventoryFolderBase f1b = db.getUserRootFolder(owner);
             Assert.That(f1b, Constraints.PropertyCompareConstraint(f1a));
 
             //Now we have a valid folder to insert into, we can insert the item.
+            PropertyScrambler<InventoryItemBase> inventoryScrambler =
+                new PropertyScrambler<InventoryItemBase>()
+                    .DontScramble(x => x.ID)
+                    .DontScramble(x => x.AssetID)
+                    .DontScramble(x => x.Owner)
+                    .DontScramble(x => x.Folder);
             InventoryItemBase root = NewItem(rootId, folder, owner, iname1, rootAsset);
-            ScrambleForTesting.Scramble(root);
-            root.ID = rootId;
-            root.AssetID = rootAsset;
-            root.Owner = owner;
-            root.Folder = folder;
+            inventoryScrambler.Scramble(root);
             db.addInventoryItem(root);
 
             InventoryItemBase expected = db.getInventoryItem(rootId);
@@ -298,11 +292,7 @@ namespace OpenSim.Data.Tests
                                     .IgnoreProperty(x => x.Description)
                                     .IgnoreProperty(x => x.CreatorId));
 
-            ScrambleForTesting.Scramble(expected);
-            expected.ID = rootId;
-            expected.AssetID = rootAsset;
-            expected.Owner = owner;
-            expected.Folder = folder;
+            inventoryScrambler.Scramble(expected);
             db.updateInventoryItem(expected);
 
             InventoryItemBase actual = db.getInventoryItem(rootId);
diff --git a/OpenSim/Data/Tests/BasicRegionTest.cs b/OpenSim/Data/Tests/BasicRegionTest.cs
index 8373922..8474921 100644
--- a/OpenSim/Data/Tests/BasicRegionTest.cs
+++ b/OpenSim/Data/Tests/BasicRegionTest.cs
@@ -71,14 +71,7 @@ namespace OpenSim.Data.Tests
 
         public void SuperInit()
         {
-            try
-            {
-                XmlConfigurator.Configure();
-            }
-            catch (Exception)
-            {
-                // I don't care, just leave log4net off
-            }
+            OpenSim.Tests.Common.TestLogging.LogToConsole();
 
             region1 = UUID.Random();
             region3 = UUID.Random();
@@ -536,6 +529,9 @@ namespace OpenSim.Data.Tests
         [Test]
         public void T016_RandomSogWithSceneParts()
         {
+            PropertyScrambler<SceneObjectPart> scrambler =
+                new PropertyScrambler<SceneObjectPart>()
+                    .DontScramble(x => x.UUID);
             UUID tmpSog = UUID.Random();
             UUID tmp1 = UUID.Random();
             UUID tmp2 = UUID.Random();
@@ -547,14 +543,18 @@ namespace OpenSim.Data.Tests
             p1.Shape = PrimitiveBaseShape.Default;
             p2.Shape = PrimitiveBaseShape.Default;
             p3.Shape = PrimitiveBaseShape.Default;
-            ScrambleForTesting.Scramble(p1);
-            ScrambleForTesting.Scramble(p2);
-            ScrambleForTesting.Scramble(p3);
             p1.UUID = tmp1;
             p2.UUID = tmp2;
             p3.UUID = tmp3;
+            scrambler.Scramble(p1);
+            scrambler.Scramble(p2);
+            scrambler.Scramble(p3);
+
             SceneObjectGroup sog = NewSOG("Sop 0", tmpSog, newregion);
-            ScrambleForTesting.Scramble(sog);
+            PropertyScrambler<SceneObjectGroup> sogScrambler =
+                new PropertyScrambler<SceneObjectGroup>()
+                    .DontScramble(x => x.UUID);
+            sogScrambler.Scramble(sog);
             sog.UUID = tmpSog;
             sog.AddPart(p1);
             sog.AddPart(p2);
diff --git a/OpenSim/Data/Tests/BasicUserTest.cs b/OpenSim/Data/Tests/BasicUserTest.cs
index a3c125d..f9feb9b 100644
--- a/OpenSim/Data/Tests/BasicUserTest.cs
+++ b/OpenSim/Data/Tests/BasicUserTest.cs
@@ -71,14 +71,7 @@ namespace OpenSim.Data.Tests
 
         public void SuperInit()
         {
-            try
-            {
-                XmlConfigurator.Configure();
-            }
-            catch (Exception)
-            {
-                // I don't care, just leave log4net off
-            }
+            OpenSim.Tests.Common.TestLogging.LogToConsole();
             random = new Random();
             user1 = UUID.Random();
             user2 = UUID.Random();
@@ -395,8 +388,7 @@ namespace OpenSim.Data.Tests
         {
             UUID id = user5;
             UserProfileData u = db.GetUserByUUID(id);
-            ScrambleForTesting.Scramble(u);
-            u.ID = id;
+            new PropertyScrambler<UserProfileData>().DontScramble(x=>x.ID).Scramble(u);
             
             db.UpdateUserProfile(u);
             UserProfileData u1a = db.GetUserByUUID(id);
diff --git a/OpenSim/Data/Tests/PropertyScrambler.cs b/OpenSim/Data/Tests/PropertyScrambler.cs
new file mode 100644
index 0000000..c56c10f
--- /dev/null
+++ b/OpenSim/Data/Tests/PropertyScrambler.cs
@@ -0,0 +1,159 @@
+using System;
+using System.Collections;
+using System.Collections.Generic;
+using System.Linq.Expressions;
+using System.Reflection;
+using System.Text;
+using NUnit.Framework;
+using NUnit.Framework.SyntaxHelpers;
+using OpenMetaverse;
+using OpenSim.Framework;
+
+namespace OpenSim.Data.Tests
+{
+
+    //This is generic so that the lambda expressions will work right in IDEs.
+    public class PropertyScrambler<T>
+    {
+        readonly System.Collections.Generic.List<string> membersToNotScramble = new List<string>();
+        
+        private void AddExpressionToNotScrableList(Expression expression)
+        {
+            UnaryExpression unaryExpression = expression as UnaryExpression;
+            if(unaryExpression != null)
+            {
+                AddExpressionToNotScrableList(unaryExpression.Operand);
+                return;
+            }
+
+            MemberExpression memberExpression = expression as MemberExpression;
+            if (memberExpression != null)
+            {
+                if (!(memberExpression.Member is PropertyInfo))
+                {
+                    throw new NotImplementedException("I don't know how deal with a MemberExpression that is a " + expression.Type);
+                }
+                membersToNotScramble.Add(memberExpression.Member.Name);
+                return;
+            }
+
+            throw new NotImplementedException("I don't know how to parse a " + expression.Type);
+        }
+
+        public PropertyScrambler<T> DontScramble(Expression<Func<T, object>> expression)
+        {
+            AddExpressionToNotScrableList(expression.Body);
+            return this;
+        }
+
+        public void Scramble(T obj)
+        {
+            internalScramble(obj);
+        }
+
+        private void internalScramble(object obj)
+        {
+            PropertyInfo[] properties = obj.GetType().GetProperties();
+            foreach (var property in properties)
+            {
+                //Skip indexers of classes.  We will assume that everything that has an indexer
+                //  is also IEnumberable.  May not always be true, but should be true normally.
+                if(property.GetIndexParameters().Length > 0)
+                    continue;
+
+                RandomizeProperty(obj, property, null);
+            }
+            //Now if it implments IEnumberable, it's probably some kind of list, so we should randomize
+            //  everything inside of it.
+            IEnumerable enumerable = obj as IEnumerable;
+            if(enumerable != null)
+            {
+                foreach (object value in enumerable)
+                {
+                    internalScramble(value);
+                }
+            }
+        }
+
+        private readonly Random random = new Random();
+        private void RandomizeProperty(object obj, PropertyInfo property, object[] index)
+        {//I'd like a better way to compare, but I had lots of problems with InventoryFolderBase because the ID is inherited.
+            if(membersToNotScramble.Contains(property.Name))
+                return;
+            Type t = property.PropertyType;
+            if (!property.CanWrite)
+                return;
+            object value = property.GetValue(obj, index);
+            if (value == null)
+                return;
+
+            if (t == typeof(string))
+                property.SetValue(obj, RandomName(), index);
+            else if (t == typeof(UUID))
+                property.SetValue(obj, UUID.Random(), index);
+            else if (t == typeof(sbyte))
+                property.SetValue(obj, (sbyte)random.Next(sbyte.MinValue, sbyte.MaxValue), index);
+            else if (t == typeof(short))
+                property.SetValue(obj, (short)random.Next(short.MinValue, short.MaxValue), index);
+            else if (t == typeof(int))
+                property.SetValue(obj, random.Next(), index);
+            else if (t == typeof(long))
+                property.SetValue(obj, random.Next() * int.MaxValue, index);
+            else if (t == typeof(byte))
+                property.SetValue(obj, (byte)random.Next(byte.MinValue, byte.MaxValue), index);
+            else if (t == typeof(ushort))
+                property.SetValue(obj, (ushort)random.Next(ushort.MinValue, ushort.MaxValue), index);
+            else if (t == typeof(uint))
+                property.SetValue(obj, Convert.ToUInt32(random.Next()), index);
+            else if (t == typeof(ulong))
+                property.SetValue(obj, Convert.ToUInt64(random.Next()) * Convert.ToUInt64(UInt32.MaxValue), index);
+            else if (t == typeof(bool))
+                property.SetValue(obj, true, index);
+            else if (t == typeof(byte[]))
+            {
+                byte[] bytes = new byte[30];
+                random.NextBytes(bytes);
+                property.SetValue(obj, bytes, index);
+            }
+            else
+                internalScramble(value);
+        }
+
+        private string RandomName()
+        {
+            StringBuilder name = new StringBuilder();
+            int size = random.Next(5, 12);
+            for (int i = 0; i < size; i++)
+            {
+                char ch = Convert.ToChar(Convert.ToInt32(Math.Floor(26 * random.NextDouble() + 65)));
+                name.Append(ch);
+            }
+            return name.ToString();
+        }
+    }
+
+    [TestFixture]
+    public class PropertyScramblerTests
+    {
+        [Test]
+        public void TestScramble()
+        {
+            AssetBase actual = new AssetBase(UUID.Random(), "asset one");
+            new PropertyScrambler<AssetBase>().Scramble(actual);
+        }
+
+        [Test]
+        public void DontScramble()
+        {
+            UUID uuid = UUID.Random();
+            AssetBase asset = new AssetBase();
+            asset.FullID = uuid;
+            new PropertyScrambler<AssetBase>()
+                .DontScramble(x => x.Metadata)
+                .DontScramble(x => x.FullID)
+                .DontScramble(x => x.ID)
+                .Scramble(asset);
+            Assert.That(asset.FullID, Is.EqualTo(uuid));
+        }
+    }
+}
\ No newline at end of file
diff --git a/OpenSim/Data/Tests/ScrambleForTesting.cs b/OpenSim/Data/Tests/ScrambleForTesting.cs
deleted file mode 100644
index 3a22347..0000000
--- a/OpenSim/Data/Tests/ScrambleForTesting.cs
+++ /dev/null
@@ -1,129 +0,0 @@
-/*
- * 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;
-using System.Reflection;
-using System.Text;
-using NUnit.Framework;
-using OpenMetaverse;
-using OpenSim.Framework;
-
-namespace OpenSim.Data.Tests
-{
-    public static class ScrambleForTesting
-    {
-        private static readonly Random random = new Random();
-        public static void Scramble(object obj)
-        {
-            PropertyInfo[] properties = obj.GetType().GetProperties();
-            foreach (var property in properties)
-            {
-                //Skip indexers of classes.  We will assume that everything that has an indexer
-                //  is also IEnumberable.  May not always be true, but should be true normally.
-                if (property.GetIndexParameters().Length > 0)
-                    continue;
-
-                RandomizeProperty(obj, property, null);
-            }
-            //Now if it implments IEnumberable, it's probably some kind of list, so we should randomize
-            //  everything inside of it.
-            IEnumerable enumerable = obj as IEnumerable;
-            if (enumerable != null)
-            {
-                foreach (object value in enumerable)
-                {
-                    Scramble(value);
-                }
-            }
-        }
-
-        private static void RandomizeProperty(object obj, PropertyInfo property, object[] index)
-        {
-            Type t = property.PropertyType;
-            if (!property.CanWrite)
-                return;
-            object value = property.GetValue(obj, index);
-            if (value == null)
-                return;
-
-            if (t == typeof (string))
-                property.SetValue(obj, RandomName(), index);
-            else if (t == typeof (UUID))
-                property.SetValue(obj, UUID.Random(), index);
-            else if (t == typeof (sbyte))
-                property.SetValue(obj, (sbyte)random.Next(sbyte.MinValue, sbyte.MaxValue), index);
-            else if (t == typeof (short))
-                property.SetValue(obj, (short)random.Next(short.MinValue, short.MaxValue), index);
-            else if (t == typeof (int))
-                property.SetValue(obj, random.Next(), index);
-            else if (t == typeof (long))
-                property.SetValue(obj, random.Next() * int.MaxValue, index);
-            else if (t == typeof (byte))
-                property.SetValue(obj, (byte)random.Next(byte.MinValue, byte.MaxValue), index);
-            else if (t == typeof (ushort))
-                property.SetValue(obj, (ushort)random.Next(ushort.MinValue, ushort.MaxValue), index);
-            else if (t == typeof (uint))
-                property.SetValue(obj, Convert.ToUInt32(random.Next()), index);
-            else if (t == typeof (ulong))
-                property.SetValue(obj, Convert.ToUInt64(random.Next()) * Convert.ToUInt64(UInt32.MaxValue), index);
-            else if (t == typeof (bool))
-                property.SetValue(obj, true, index);
-            else if (t == typeof (byte[]))
-            {
-                byte[] bytes = new byte[30];
-                random.NextBytes(bytes);
-                property.SetValue(obj, bytes, index);
-            }
-            else
-                Scramble(value);
-        }
-
-        private static string RandomName()
-        {
-            StringBuilder name = new StringBuilder();
-            int size = random.Next(5, 12);
-            for (int i = 0; i < size; i++)
-            {
-                char ch = Convert.ToChar(Convert.ToInt32(Math.Floor(26 * random.NextDouble() + 65)));
-                name.Append(ch);
-            }
-            return name.ToString();
-        }
-    }
-
-    [TestFixture]
-    public class ScrableForTestingTest
-    {
-        [Test]
-        public void TestScramble()
-        {
-            AssetBase actual = new AssetBase(UUID.Random(), "asset one");
-            ScrambleForTesting.Scramble(actual);
-        }
-    }
-}
\ No newline at end of file