htable: htable_pick helper to select a random entry.

[ccan] / ccan / htable / test / run-type.c

diff --git a/ccan/htable/test/run-type.c b/ccan/htable/test/run-type.c
index 2fc38c3ac0a8d81530b199cf6ca575f46c3eb5ae..c4201ed0cc5f5a6b151603f015ece212d5484d9a 100644 (file)
--- a/ccan/htable/test/run-type.c
+++ b/ccan/htable/test/run-type.c
@@ -116,7 +116,7 @@ int main(void)
        void *p;
        struct htable_obj_iter iter;
 
-       plan_tests(32);
+       plan_tests(35);
        for (i = 0; i < NUM_VALS; i++)
                val[i].key = i;
        dne = i;
@@ -128,6 +128,7 @@ int main(void)
 
        /* We cannot find an entry which doesn't exist. */
        ok1(!htable_obj_get(&ht, &dne));
+       ok1(!htable_obj_pick(&ht, 0, NULL));
 
        /* Fill it, it should increase in size. */
        add_vals(&ht, val, NUM_VALS);
@@ -142,6 +143,8 @@ int main(void)
        /* Find all. */
        find_vals(&ht, val, NUM_VALS);
        ok1(!htable_obj_get(&ht, &dne));
+       ok1(htable_obj_pick(&ht, 0, NULL));
+       ok1(htable_obj_pick(&ht, 0, &iter));
 
        /* Walk once, should get them all. */
        i = 0;