Add fwd header

test/Jamfile.v2

@@ -189,6 +189,7 @@ local CFOA_TESTS =
   merge_tests
   rehash_tests
   equality_tests
+  fwd_tests
 ;
 
 for local test in $(CFOA_TESTS)

test/cfoa/fwd_tests.cpp

@@ -0,0 +1,55 @@
+// Copyright (C) 2023 Christian Mazakas
+// Distributed under 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)
+
+#include "helpers.hpp"
+
+#include <boost/unordered/concurrent_flat_map_fwd.hpp>
+
+test::seed_t initialize_seed{32304628};
+
+using test::default_generator;
+using test::limited_range;
+using test::sequential;
+
+template <class T>
+void swap_call(boost::unordered::concurrent_flat_map<T, T>& x1,
+  boost::unordered::concurrent_flat_map<T, T>& x2)
+{
+  swap(x1, x2);
+}
+
+template <class T>
+bool equal_call(boost::unordered::concurrent_flat_map<T, T>& x1,
+  boost::unordered::concurrent_flat_map<T, T>& x2)
+{
+  return x1 == x2;
+}
+
+template <class T>
+bool unequal_call(boost::unordered::concurrent_flat_map<T, T>& x1,
+  boost::unordered::concurrent_flat_map<T, T>& x2)
+{
+  return x1 != x2;
+}
+
+#include <boost/unordered/concurrent_flat_map.hpp>
+
+using map_type = boost::unordered::concurrent_flat_map<int, int>;
+
+UNORDERED_AUTO_TEST (fwd_swap_call) {
+  map_type x1, x2;
+  swap_call(x1, x2);
+}
+
+UNORDERED_AUTO_TEST (fwd_equal_call) {
+  map_type x1, x2;
+  BOOST_TEST(equal_call(x1, x2));
+}
+
+UNORDERED_AUTO_TEST (fwd_unequal_call) {
+  map_type x1, x2;
+  BOOST_TEST_NOT(unequal_call(x1, x2));
+}
+
+RUN_TESTS()