added tests for intrusive hooks not derived from the default hooks

test/splay_set_test.cpp

@@ -83,6 +83,9 @@ struct hooks
    typedef bs_set_member_hook
       < link_mode<auto_unlink>
       , void_pointer<VoidPointer> >                         auto_member_hook_type;
+   typedef nonhook_node_member< tree_node_traits< VoidPointer >,
+                                splaytree_algorithms
+                              > nonhook_node_member_type;
 };
 
 template< class ValueType
@@ -124,6 +127,13 @@ class test_main_template
                   >::type
                 , GetContainer
                 >::test_all();
+      test::test_generic_set < nonhook_node_member_value_traits< value_type,
+                                                                 typename hooks<VoidPointer>::nonhook_node_member_type,
+                                                                 &value_type::nhn_member_,
+                                                                 safe_link
+                                                               >,
+                               GetContainer
+                             >::test_all();
       return 0;
    }
 };