X-Git-Url: http://git.ozlabs.org/?p=ccan;a=blobdiff_plain;f=ccan%2Fopt%2Ftest%2Frun-set_alloc.c;h=6a10d5979fca77d9e024fca95e962108ad66dbe4;hp=b30a77d8fc552aa8c293ee303f62081c7fab60a8;hb=0634e5dea88aebd4bd829f36b15d716233a806b9;hpb=2f00b7cc95a9dc9ac7c0cb42eee38bbb639576d6

diff --git a/ccan/opt/test/run-set_alloc.c b/ccan/opt/test/run-set_alloc.c
index b30a77d8..6a10d597 100644
--- a/ccan/opt/test/run-set_alloc.c
+++ b/ccan/opt/test/run-set_alloc.c
@@ -66,8 +66,9 @@ static void freefn(void *ptr)
 int main(int argc, char *argv[])
 {
 	const char *myname = argv[0];
+	unsigned int val;
 
-	plan_tests(220);
+	plan_tests(222);
 
 	opt_set_alloc(allocfn, reallocfn, freefn);
 
@@ -341,6 +342,12 @@ int main(int argc, char *argv[])
 	ok1(strcmp(argv[4], "-a") == 0);
 	ok1(!argv[5]);
 
+	/* Finally, test the helpers don't use malloc. */
+	reset_options();
+	opt_register_arg("-a", opt_set_uintval, opt_show_uintval, &val, "a");
+	ok1(!parse_args(&argc, &argv, "-a", "notanumber", NULL));
+	ok1(strstr(err_output, ": -a: 'notanumber' is not a number"));
+
 	/* We should have tested each one at least once! */
 	ok1(realloc_count);
 	ok1(alloc_count);