Adding in Reflection-based testing, to ensure that all properties are covered.

1 files changed, 102 insertions, 0 deletions

diff --git a/OpenSim/Data/Tests/ScrambleForTesting.cs b/OpenSim/Data/Tests/ScrambleForTesting.cs
new file mode 100644
index 0000000..c6e467f
--- /dev/null
+++ b/OpenSim/Data/Tests/ScrambleForTesting.cs
@@ -0,0 +1,102 @@
+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);
+        }
+    }
+}
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