From: Yann Sionneau <yann(a)sionneau.net>
Signed-off-by: Yann Sionneau <yann(a)sionneau.net>
---
test/misc/tst-hasmntopt.c | 47 +++++++++++++++++++++++++++++++++++++++
1 file changed, 47 insertions(+)
create mode 100644 test/misc/tst-hasmntopt.c
diff --git a/test/misc/tst-hasmntopt.c b/test/misc/tst-hasmntopt.c
new file mode 100644
index 0000000..17655bd
--- /dev/null
+++ b/test/misc/tst-hasmntopt.c
@@ -0,0 +1,47 @@
+/* Copyright (C) 2020 by Yann Sionneau <yann(a)sionneau.net> */
+
+#include <stdio.h>
+#include <mntent.h>
+#include <stdlib.h>
+#include <string.h>
+
+static int
+do_test (void)
+{
+ char *res;
+ struct mntent m;
+
+ /* check that "ro" does not match "erROr" */
+ m.mnt_opts = "error";
+ res = hasmntopt (&m, MNTOPT_RO);
+ if (res != NULL) {
+ puts ("error: hasmntopt() picked up non existing option");
+ exit (1);
+ }
+
+ /* check that "ro" does not match "remount-ro" */
+ m.mnt_opts = "rw,relatime,errors=remount-ro";
+ res = hasmntopt (&m, MNTOPT_RO);
+ if (res != NULL) {
+ puts ("error: hasmntopt() picked up non existing option");
+ exit (1);
+ }
+
+ /* check that "ro" does match "ro" */
+ m.mnt_opts = "noatime,ro";
+ res = hasmntopt (&m, MNTOPT_RO);
+ if (res == NULL) {
+ puts ("error: hasmntopt() did not pick up an existing option");
+ exit (1);
+ }
+
+ if (strncmp(res, "ro", 2) != 0) {
+ puts ("error: hasmntopt() did not return a pointer to corresponding option");
+ exit (1);
+ }
+
+ return 0;
+}
+
+#define TEST_FUNCTION do_test ()
+#include "../test-skeleton.c"
--
2.25.1
