diff --git a/pykd/dbgext.cpp b/pykd/dbgext.cpp
index 923fe67..f711c41 100644
--- a/pykd/dbgext.cpp
+++ b/pykd/dbgext.cpp
@@ -158,7 +158,7 @@ BOOST_PYTHON_MODULE( pykd )
         .def( "baseType", &pyDia::Symbol::getBaseType,
             "Retrieves the base type for this symbol")
         .def( "__str__", &pyDia::Symbol::print)
-//        .def("__getattr__", &pyDia::Symbol::getChildByName)
+        .def("__getitem__", &pyDia::Symbol::getChildByName)
         .def("__len__", &pyDia::Symbol::getChildCount )
         .def("__getitem__", &pyDia::Symbol::getChildByIndex);
 
diff --git a/pykd/diawrapper.cpp b/pykd/diawrapper.cpp
index 6da33fc..8ebfb7e 100644
--- a/pykd/diawrapper.cpp
+++ b/pykd/diawrapper.cpp
@@ -255,10 +255,10 @@ python::object Symbol::getValue()
 
     case VT_I8:
     case VT_UI8:
-        return python::object( vtValue.llVal );
+        return python::object( float(vtValue.llVal) );
 
     case VT_R4:
-        return python::object( vtValue.fltVal );
+        return python::object( double(vtValue.fltVal) );
 
     case VT_R8:
         return python::object( vtValue.dblVal );
diff --git a/pykd/diawrapper.h b/pykd/diawrapper.h
index 0ce6c26..efaa856 100644
--- a/pykd/diawrapper.h
+++ b/pykd/diawrapper.h
@@ -131,7 +131,7 @@ protected:
         TRet retValue;
         HRESULT hres = (m_symbol->*method)(&retValue);
         if (S_OK != hres)
-            throw Exception(std::string("Call IDiaSymbol::") + methodName);
+            throw Exception(std::string("Call IDiaSymbol::") + methodName, hres);
 
         return retValue;
     }
diff --git a/pykd/utils.h b/pykd/utils.h
index 1b82716..79e75d0 100644
--- a/pykd/utils.h
+++ b/pykd/utils.h
@@ -63,7 +63,7 @@ public:
             return "";
 
         std::string ret;
-        ret.resize(chars + 1, '\0');
+        ret.resize(chars);
         ::WideCharToMultiByte(
             CP_ACP,
             0,
diff --git a/test/scripts/diatest.py b/test/scripts/diatest.py
index 0af6261..6697c55 100644
--- a/test/scripts/diatest.py
+++ b/test/scripts/diatest.py
@@ -9,15 +9,54 @@ import pykd
 class DiaTest( unittest.TestCase ):
   def testFind(self):
     globalScope = pykd.diaOpenPdb( str(target.module.pdb()) )
-
     self.assertNotEqual(0, len(globalScope))
-
     symFunction = globalScope.find("FuncWithName0")
     self.assertTrue(1 == len( symFunction ))
-
     symFunction = globalScope.findEx(pykd.SymTagNull,
                                      "FuNc*Name?",
                                      pykd.nsCaseInRegularExpression)
     self.assertTrue(len(symFunction) > 1)
 
+  def testSize(self):
+    globalScope = pykd.diaOpenPdb( str(target.module.pdb()) )
+    self.assertEqual(1, globalScope["g_ucharValue"].type().size())
+    self.assertEqual(2, globalScope["g_ushortValue"].type().size())
+    self.assertEqual(4, globalScope["g_ulongValue"].type().size())
+    self.assertEqual(8, globalScope["g_ulonglongValue"].type().size())
+
+  def testValue(self):
+    globalScope = pykd.diaOpenPdb( str(target.module.pdb()) )
+    self.assertEqual(0x5555, globalScope["g_constNumValue"].value())
+    self.assertEqual(True, globalScope["g_constBoolValue"].value())
+
+  def testName(self):
+    globalScope = pykd.diaOpenPdb( str(target.module.pdb()) )
+    self.assertEqual("g_constNumValue", globalScope["g_constNumValue"].name())
+    self.assertEqual("FuncWithName0", globalScope["FuncWithName0"].name())
+
+  def testRva(self):
+    globalScope = pykd.diaOpenPdb( str(target.module.pdb()) )
+    _rva = globalScope["FuncWithName0"].rva()
+    self.assertNotEqual(0, _rva)
+    self.assertTrue( _rva < (target.module.end() - target.module.begin()) )
+    _rva = globalScope["g_string"].rva()
+    self.assertNotEqual(0, _rva)
+    self.assertTrue( _rva < (target.module.end() - target.module.begin()) )
+
+  def testSymTag(self):
+    globalScope = pykd.diaOpenPdb( str(target.module.pdb()) )
+    self.assertEqual(pykd.SymTagFunction, globalScope["FuncWithName0"].symTag())
+    self.assertEqual(pykd.SymTagData, globalScope["g_string"].symTag())
+
+  def testLocType(self):
+    globalScope = pykd.diaOpenPdb( str(target.module.pdb()) )
+    self.assertEqual(pykd.LocIsConstant, globalScope["g_constNumValue"].locType())
+    self.assertEqual(pykd.LocIsStatic, globalScope["FuncWithName1"].locType())
+
+  def testBasicType(self):
+    globalScope = pykd.diaOpenPdb( str(target.module.pdb()) )
+    self.assertFalse(globalScope["g_string"].type().isBasic())
+    self.assertEqual(pykd.btBool, globalScope["g_constBoolValue"].type().baseType())
+    self.assertEqual(pykd.btULong, globalScope["g_ulongValue"].type().baseType())
+
 
diff --git a/test/targetapp/targetapp.cpp b/test/targetapp/targetapp.cpp
index e5e92d4..00c395f 100644
--- a/test/targetapp/targetapp.cpp
+++ b/test/targetapp/targetapp.cpp
@@ -3,9 +3,20 @@
 #include <intrin.h>
 
 #include <iostream>
+#include <string>
 
 #include "utils.h"
 
+const ULONG g_constNumValue = 0x5555;
+const bool g_constBoolValue = true;
+
+UCHAR g_ucharValue = 1;
+USHORT g_ushortValue = 2;
+ULONG g_ulongValue = 4;
+ULONGLONG g_ulonglongValue = 8;
+
+std::string g_string;
+
 void FuncWithName0()
 {
 }