Merge test tool from master

.gitignore

@@ -68,3 +68,6 @@
 /CommandLineAssociationManager/CommandLineAssociationManager.csproj.user
 /doc
 /Releases
+/TestPropCollide/.vs
+/TestPropCollide/bin/Debug
+/TestPropCollide/obj

TestPropCollide/Code Pack/CoreErrorHelper.cs

@@ -0,0 +1,162 @@
+//Copied from Windows API Code Pack 1.1 and modified, mainly for public access to PropertyVariant
+//Copyright (c) Microsoft Corporation.  All rights reserved.
+
+namespace TestDriverCodePack
+{
+    /// <summary>
+    /// HRESULT Wrapper    
+    /// </summary>    
+    public enum HResult
+    {
+        /// <summary>     
+        /// S_OK          
+        /// </summary>    
+        Ok = 0x0000,
+
+        /// <summary>
+        /// S_FALSE
+        /// </summary>        
+        False = 0x0001,
+
+        /// <summary>
+        /// E_INVALIDARG
+        /// </summary>
+        InvalidArguments = unchecked((int)0x80070057),
+
+        /// <summary>
+        /// E_OUTOFMEMORY
+        /// </summary>
+        OutOfMemory = unchecked((int)0x8007000E),
+
+        /// <summary>
+        /// E_NOINTERFACE
+        /// </summary>
+        NoInterface = unchecked((int)0x80004002),
+
+        /// <summary>
+        /// E_FAIL
+        /// </summary>
+        Fail = unchecked((int)0x80004005),
+
+        /// <summary>
+        /// E_ELEMENTNOTFOUND
+        /// </summary>
+        ElementNotFound = unchecked((int)0x80070490),
+
+        /// <summary>
+        /// TYPE_E_ELEMENTNOTFOUND
+        /// </summary>
+        TypeElementNotFound = unchecked((int)0x8002802B),
+
+        /// <summary>
+        /// NO_OBJECT
+        /// </summary>
+        NoObject = unchecked((int)0x800401E5),
+
+        /// <summary>
+        /// Win32 Error code: ERROR_CANCELLED
+        /// </summary>
+        Win32ErrorCanceled = 1223,
+
+        /// <summary>
+        /// ERROR_CANCELLED
+        /// </summary>
+        Canceled = unchecked((int)0x800704C7),
+
+        /// <summary>
+        /// The requested resource is in use
+        /// </summary>
+        ResourceInUse = unchecked((int)0x800700AA),
+
+        /// <summary>
+        /// The requested resources is read-only.
+        /// </summary>
+        AccessDenied = unchecked((int)0x80030005)
+    }
+
+    /// <summary>
+    /// Provide Error Message Helper Methods.
+    /// This is intended for Library Internal use only.
+    /// </summary>
+    internal static class CoreErrorHelper
+    {
+        /// <summary>
+        /// This is intended for Library Internal use only.
+        /// </summary>
+        private const int FacilityWin32 = 7;
+
+        /// <summary>
+        /// This is intended for Library Internal use only.
+        /// </summary>
+        public const int Ignored = (int)HResult.Ok;
+
+        /// <summary>
+        /// This is intended for Library Internal use only.
+        /// </summary>
+        /// <param name="win32ErrorCode">The Windows API error code.</param>
+        /// <returns>The equivalent HRESULT.</returns>
+        public static int HResultFromWin32(int win32ErrorCode)
+        {
+            if (win32ErrorCode > 0)
+            {
+                win32ErrorCode =
+                    (int)(((uint)win32ErrorCode & 0x0000FFFF) | (FacilityWin32 << 16) | 0x80000000);
+            }
+            return win32ErrorCode;
+
+        }
+
+        /// <summary>
+        /// This is intended for Library Internal use only.
+        /// </summary>
+        /// <param name="result">The error code.</param>
+        /// <returns>True if the error code indicates success.</returns>
+        public static bool Succeeded(int result)
+        {
+            return result >= 0;
+        }
+
+        /// <summary>
+        /// This is intended for Library Internal use only.
+        /// </summary>
+        /// <param name="result">The error code.</param>
+        /// <returns>True if the error code indicates success.</returns>
+        public static bool Succeeded(HResult result)
+        {
+            return Succeeded((int)result);
+        }
+
+        /// <summary>
+        /// This is intended for Library Internal use only.
+        /// </summary>
+        /// <param name="result">The error code.</param>
+        /// <returns>True if the error code indicates failure.</returns>
+        public static bool Failed(HResult result)
+        {
+            return !Succeeded(result);
+        }
+
+        /// <summary>
+        /// This is intended for Library Internal use only.
+        /// </summary>
+        /// <param name="result">The error code.</param>
+        /// <returns>True if the error code indicates failure.</returns>
+        public static bool Failed(int result)
+        {
+            return !Succeeded(result);
+        }
+
+        /// <summary>
+        /// This is intended for Library Internal use only.
+        /// </summary>
+        /// <param name="result">The COM error code.</param>
+        /// <param name="win32ErrorCode">The Win32 error code.</param>
+        /// <returns>Inticates that the Win32 error code corresponds to the COM error code.</returns>
+        public static bool Matches(int result, int win32ErrorCode)
+        {
+            return (result == HResultFromWin32(win32ErrorCode));
+        }
+
+
+    }
+}