diff -r 461d256e32c6 -r 7b23c6db9500 tests/test_kv_list.c
--- a/tests/test_kv_list.c	Wed Sep 24 23:52:36 2025 +0200
+++ b/tests/test_kv_list.c	Thu Sep 25 14:30:28 2025 +0200
@@ -542,6 +542,40 @@
     cxListFree(list);
 }
 
+CX_TEST(test_kv_list_get_key) {
+    CxList *list = cxKvListCreateSimple(sizeof(int));
+    int x;
+    CX_TEST_DO {
+        CxMap *map = cxKvListAsMap(list);
+
+        x = 47;
+        cxMapPut(map, "xyz", &x);
+        x = 11;
+        cxMapPut(map, "abc", &x);
+        x = 1337;
+        cxMapPut(map, "efg", &x);
+        CX_TEST_ASSERT(cxMapSize(map) == 3);
+
+        const CxHashKey *key = cxKvListGetKey(list, 1);
+        int *y = cxMapGet(map, *key);
+        CX_TEST_ASSERT(y != NULL);
+        CX_TEST_ASSERT(*y == 11);
+
+        // removing the element
+        CX_TEST_ASSERT(0 == cxMapRemove(map, cx_strn(key->data, key->len)));
+        key = cxKvListGetKey(list, 1);
+        CX_TEST_ASSERT(0 == cx_strcmp(CX_STR("efg"), cx_strn(key->data, key->len)));
+
+        // remove the key of element
+        CX_TEST_ASSERT(0 == cxKvListRemoveKey(list, 1));
+        CX_TEST_ASSERT(NULL == cxKvListGetKey(list, 1));
+
+        // index out of bounds:
+        CX_TEST_ASSERT(NULL == cxKvListGetKey(list, 3));
+    }
+    cxListFree(list);
+}
+
 CX_TEST(test_kv_list_insert_with_key) {
     CxList *list = cxKvListCreateSimple(sizeof(int));
     int x;
@@ -993,6 +1027,7 @@
     cx_test_register(suite, test_kv_list_set_key_already_exists);
     cx_test_register(suite, test_kv_list_set_key_again);
     cx_test_register(suite, test_kv_list_remove_key);
+    cx_test_register(suite, test_kv_list_get_key);
     cx_test_register(suite, test_kv_list_insert_with_key);
     cx_test_register(suite, test_kv_list_insert_ptr_with_key);
     cx_test_register(suite, test_kv_list_insert_array_and_set_keys);