Commit 41ca14ef authored by Shivam Chaudhary's avatar Shivam Chaudhary Committed by Shuah Khan
Browse files

selftests: tmpfs: Add Test-skip if not run as root 

Add 'ksft_exit_skip()', if  not run as root, with an appropriate
Warning.

Add 'ksft_print_header()' and 'ksft_set_plan()' to structure test
outputs more effectively.

Test logs:

Before Change:
- Without root
 error: unshare, errno 1

- With root
 No, output

After change:

- Without root
TAP version 13
1..1
ok 2 # SKIP This test needs root to run!
Totals: pass:0 fail:0 xfail:0 xpass:0 skip:1 error:0

- With root
TAP version 13
1..1

Link: https://lore.kernel.org/r/20250105085255.124929-2-cvam0000@gmail.com


Signed-off-by: default avatarShivam Chaudhary <cvam0000@gmail.com>
Signed-off-by: default avatarShuah Khan <skhan@linuxfoundation.org>
parent 02bc220d

tools/testing/selftests/tmpfs/bug-link-o-tmpfile.c

+12 −0
Original line number Diff line number Diff line
@@ -23,10 +23,22 @@ 
#include <sys/mount.h>

#include <unistd.h>



#include "../kselftest.h"



int main(void)

{

	int fd;



	// Setting up kselftest framework

	ksft_print_header();

	ksft_set_plan(1);



	// Check if test is run as root

	if (geteuid()) {

		ksft_exit_skip("This test needs root to run!\n");

		return 1;

	}



	if (unshare(CLONE_NEWNS) == -1) {

		if (errno == ENOSYS || errno == EPERM) {

			fprintf(stderr, "error: unshare, errno %d\n", errno);