Add boost/core/serialization.hpp, serialization_nvp_test, serialization_split_free_test

test/serialization_split_free_test.cpp

@@ -0,0 +1,60 @@
+// Copyright 2023 Peter Dimov
+// Distributed under the Boost Software License, Version 1.0.
+// https://www.boost.org/LICENSE_1_0.txt
+
+#include <boost/core/serialization.hpp>
+
+struct X
+{
+    int a, b;
+};
+
+template<class Ar> void load( Ar& ar, X& x, unsigned /*v*/ )
+{
+    ar >> x.a;
+    ar >> x.b;
+}
+
+template<class Ar> void save( Ar& ar, X const& x, unsigned /*v*/ )
+{
+    ar << x.a;
+    ar << x.b;
+}
+
+template<class Ar> void serialize( Ar& ar, X& x, unsigned v )
+{
+    boost::core::split_free( ar, x, v );
+}
+
+#include <boost/archive/text_oarchive.hpp>
+#include <boost/archive/text_iarchive.hpp>
+#include <boost/core/lightweight_test.hpp>
+#include <sstream>
+#include <string>
+
+int main()
+{
+    std::ostringstream os;
+
+    X x1 = { 7, 11 };
+
+    {
+        boost::archive::text_oarchive ar( os );
+        ar << x1;
+    }
+
+    std::string s = os.str();
+
+    X x2 = {};
+
+    {
+        std::istringstream is( s );
+        boost::archive::text_iarchive ar( is );
+        ar >> x2;
+    }
+
+    BOOST_TEST_EQ( x1.a, x2.a );
+    BOOST_TEST_EQ( x1.b, x2.b );
+
+    return boost::report_errors();
+}