Add testsuite coverage that exposes the flaw fixed in the previous patch.
---
tests/opt-info.c | 20 +++++++++++++-------
1 file changed, 13 insertions(+), 7 deletions(-)
diff --git a/tests/opt-info.c b/tests/opt-info.c
index b9739a5..2402a31 100644
--- a/tests/opt-info.c
+++ b/tests/opt-info.c
@@ -1,5 +1,5 @@
/* NBD client library in userspace
- * Copyright (C) 2013-2020 Red Hat Inc.
+ * Copyright (C) 2013-2022 Red Hat Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
@@ -80,15 +80,11 @@ main (int argc, char *argv[])
exit (EXIT_FAILURE);
}
- /* info on something not present fails, wipes out prior info */
+ /* changing export wipes out prior info */
if (nbd_set_export_name (nbd, "a") == -1) {
fprintf (stderr, "%s\n", nbd_get_error ());
exit (EXIT_FAILURE);
}
- if (nbd_opt_info (nbd) != -1) {
- fprintf (stderr, "expecting error for opt_info\n");
- exit (EXIT_FAILURE);
- }
if (nbd_get_size (nbd) != -1) {
fprintf (stderr, "expecting error for get_size\n");
exit (EXIT_FAILURE);
@@ -102,7 +98,13 @@ main (int argc, char *argv[])
exit (EXIT_FAILURE);
}
- /* info for a different export */
+ /* info on something not present fails */
+ if (nbd_opt_info (nbd) != -1) {
+ fprintf (stderr, "expecting error for opt_info\n");
+ exit (EXIT_FAILURE);
+ }
+
+ /* info for a different export; idempotent name change is no-op */
if (nbd_set_export_name (nbd, "b") == -1) {
fprintf (stderr, "%s\n", nbd_get_error ());
exit (EXIT_FAILURE);
@@ -111,6 +113,10 @@ main (int argc, char *argv[])
fprintf (stderr, "%s\n", nbd_get_error ());
exit (EXIT_FAILURE);
}
+ if (nbd_set_export_name (nbd, "b") == -1) {
+ fprintf (stderr, "%s\n", nbd_get_error ());
+ exit (EXIT_FAILURE);
+ }
if ((r = nbd_get_size (nbd)) != 1) {
fprintf (stderr, "expecting size of 1, got %" PRId64 "\n", r);
exit (EXIT_FAILURE);
--
2.37.2
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