diff -r d31f4d4075dc -r 0e1cf2cd500e tests/ucxtest.c
--- a/tests/ucxtest.c	Wed Dec 20 17:57:18 2023 +0100
+++ b/tests/ucxtest.c	Wed Dec 20 18:13:30 2023 +0100
@@ -29,6 +29,7 @@
 #include "cx/test.h"
 
 CxTestSuite *cx_test_suite_utils(void);
+CxTestSuite *cx_test_suite_hash_key(void);
 
 #define run_tests(suite) cx_test_run_stdout(suite); success += (suite)->success; failure += (suite)->failure
 
@@ -39,17 +40,20 @@
 
     // create test suites
     CxTestSuite
-    *utils = cx_test_suite_utils();
+    *utils = cx_test_suite_utils(),
+    *hash_key = cx_test_suite_hash_key();
 
     // run tests
     run_tests(utils);
+    run_tests(hash_key);
 
     // print overall result
-    printf("\n\n*** OVERALL RESULT ***\n");
+    printf("=== OVERALL RESULT ===\n");
     printf("  Total:   %u\n  Success: %u\n  Failure: %u\n",
            success + failure, success, failure);
 
     cx_test_suite_free(utils);
+    cx_test_suite_free(hash_key);
 
     return failure > 0 ? 1 : 0;
 }