Adding a struct iterator example in test

tests/StructTest.cpp

@@ -27,13 +27,6 @@ int main()
 			s[ "ch1" ] = v;
 		}
 
-		for( size_t i = 0; i < 10e6; i++ )
-		{
-			CVAStruct s;
-			CVAStructValue v = CVAStructValue( &vcSomeData[ 0 ], sizeof( char ) * vcSomeData.size() );
-			s[ "ch1" ] = v;
-		}
-
 		CVAStruct s;
 		s[ "a" ] = CVAStruct();
 		s[ string( "a" ) ][ string( "b" ) ] = 24;
@@ -43,6 +36,24 @@ int main()
 		s.GetValue( "a/c/d", '/' );
 		cout << s << endl;
 
+		// Iteration example
+		const CVAStruct& t = s[ "a" ];
+		auto cit = t.Begin();
+		while( cit != t.End() )
+		{
+			std::string sKey = cit->first;
+			const CVAStructValue& oValue = cit->second;
+			cout << sKey << ": " << oValue << std::endl;
+			++cit;
+		}
+
+		for( size_t i = 0; i < 10e2; i++ )
+		{
+			CVAStruct s;
+			CVAStructValue v = CVAStructValue( &vcSomeData[ 0 ], sizeof( char ) * vcSomeData.size() );
+			s[ "ch1" ] = v;
+		}
+
 		CVASampleBuffer oBuf( 1024 );
 		oBuf.GetData()[ 0 ] = -1.0f;
 		oBuf.GetData()[ 1023 ] = 1023.0f;