tal: add del_destructor().

[ccan] / ccan / tal / test / run-destructor.c

diff --git a/ccan/tal/test/run-destructor.c b/ccan/tal/test/run-destructor.c
index 9d3a94e60b323a188b3f3f3bcb5d859ad942591f..30c5136b5b4452aba1fe7f49cb5799f60cd88a80 100644 (file)
--- a/ccan/tal/test/run-destructor.c
+++ b/ccan/tal/test/run-destructor.c
@@ -33,16 +33,26 @@ int main(void)
 {
        char *child2;
 
-       plan_tests(12);
+       plan_tests(18);
 
+       destroy_count = 0;
        parent = tal(NULL, char);
        child = tal(parent, char);
        ok1(tal_add_destructor(parent, destroy_parent));
        ok1(tal_add_destructor(child, destroy_child));
-
        tal_free(parent);
        ok1(destroy_count == 2);
 
+       destroy_count = 0;
+       parent = tal(NULL, char);
+       child = tal(parent, char);
+       ok1(tal_add_destructor(parent, destroy_parent));
+       ok1(tal_add_destructor(child, destroy_child));
+       ok1(tal_del_destructor(child, destroy_child));
+       tal_free(parent);
+       ok1(destroy_count == 1);
+
+       destroy_count = 0;
        parent = tal(NULL, char);
        child = tal(parent, char);
        child2 = tal(parent, char);
@@ -51,7 +61,7 @@ int main(void)
        ok1(tal_add_destructor(child, destroy_inc));
        ok1(tal_add_destructor(child2, destroy_inc));
        tal_free(parent);
-       ok1(destroy_count == 6);
+       ok1(destroy_count == 4);
 
        return exit_status();
 }