Add to the hash tests, tests for the BOOST_HASH_NO_EXTENSIONS macro and a few other updates.

[SVN r32901]

test/hash_no_ext_macro_2.cpp

@@ -0,0 +1,26 @@
+
+//  (C) Copyright Daniel James 2005.
+//  Use, modification and distribution are subject to the
+//  Boost Software License, Version 1.0. (See accompanying file
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+#define HASH_NAMESPACE boost
+#define BOOST_HASH_NO_EXTENSIONS
+#include <boost/functional/hash.hpp>
+#undef BOOST_HASH_NO_EXTENSIONS
+#include <boost/functional/hash.hpp>
+#include <boost/detail/lightweight_test.hpp>
+#include <map>
+
+int main()
+{
+    std::map<int, int> x;
+
+    x.insert(std::map<int, int>::value_type(53, -42));
+    x.insert(std::map<int, int>::value_type(14, -75));
+
+    HASH_NAMESPACE::hash<std::map<int, int> > hasher;
+    BOOST_TEST(hasher(x) == HASH_NAMESPACE::hash_value(x));
+    
+    return boost::report_errors();
+}