--- a/test/map_tests.h	Thu Dec 19 18:47:23 2019 +0100
+++ b/test/map_tests.h	Thu Dec 19 19:58:41 2019 +0100
@@ -46,6 +46,9 @@
 UCX_TEST(test_ucx_map_iterator_chain);
 UCX_TEST(test_ucx_map_clone);
 UCX_TEST(test_ucx_map_rehash);
+UCX_TEST(test_ucx_map_union);
+UCX_TEST(test_ucx_map_intersection);
+UCX_TEST(test_ucx_map_difference);
 
 
 #ifdef	__cplusplus