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SubjectRe: [PATCH v2 1/3] binderfs: port tests to test harness infrastructure
On Fri, Mar 13, 2020 at 04:24:18PM +0100, Christian Brauner wrote:
> Makes for nicer output and prepares for additional tests.
>
> Cc: Kees Cook <keescook@chromium.org>:
> Signed-off-by: Christian Brauner <christian.brauner@ubuntu.com>

Reviewed-by: Kees Cook <keescook@chromium.org>

-Kees

> ---
> /* v2 */
> - Kees Cook <keescook@chromium.org>:
> - Switch to XFAIL() to skip tests.
> ---
> .../selftests/filesystems/binderfs/Makefile | 2 ++
> .../filesystems/binderfs/binderfs_test.c | 31 +++++++++----------
> 2 files changed, 17 insertions(+), 16 deletions(-)
>
> diff --git a/tools/testing/selftests/filesystems/binderfs/Makefile b/tools/testing/selftests/filesystems/binderfs/Makefile
> index 58cb659b56b4..75315d9ba7a9 100644
> --- a/tools/testing/selftests/filesystems/binderfs/Makefile
> +++ b/tools/testing/selftests/filesystems/binderfs/Makefile
> @@ -3,4 +3,6 @@
> CFLAGS += -I../../../../../usr/include/
> TEST_GEN_PROGS := binderfs_test
>
> +binderfs_test: binderfs_test.c ../../kselftest.h ../../kselftest_harness.h
> +
> include ../../lib.mk
> diff --git a/tools/testing/selftests/filesystems/binderfs/binderfs_test.c b/tools/testing/selftests/filesystems/binderfs/binderfs_test.c
> index 8c2ed962e1c7..0cfca65e095a 100644
> --- a/tools/testing/selftests/filesystems/binderfs/binderfs_test.c
> +++ b/tools/testing/selftests/filesystems/binderfs/binderfs_test.c
> @@ -15,7 +15,9 @@
> #include <unistd.h>
> #include <linux/android/binder.h>
> #include <linux/android/binderfs.h>
> +
> #include "../../kselftest.h"
> +#include "../../kselftest_harness.h"
>
> static ssize_t write_nointr(int fd, const void *buf, size_t count)
> {
> @@ -132,7 +134,7 @@ static void rmdir_protect_errno(const char *dir)
> errno = saved_errno;
> }
>
> -static void __do_binderfs_test(void)
> +static int __do_binderfs_test(void)
> {
> int fd, ret, saved_errno;
> size_t len;
> @@ -160,8 +162,7 @@ static void __do_binderfs_test(void)
> strerror(errno));
>
> keep ? : rmdir_protect_errno("/dev/binderfs");
> - ksft_exit_skip(
> - "The Android binderfs filesystem is not available\n");
> + return 1;
> }
>
> /* binderfs mount test passed */
> @@ -250,26 +251,24 @@ static void __do_binderfs_test(void)
>
> /* binderfs unmount test passed */
> ksft_inc_pass_cnt();
> + return 0;
> }
>
> -static void binderfs_test_privileged()
> +TEST(binderfs_test_privileged)
> {
> if (geteuid() != 0)
> - ksft_print_msg(
> - "Tests are not run as root. Skipping privileged tests\n");
> - else
> - __do_binderfs_test();
> + XFAIL(return, "Tests are not run as root. Skipping privileged tests");
> +
> + if (__do_binderfs_test() == 1)
> + XFAIL(return, "The Android binderfs filesystem is not available");
> }
>
> -static void binderfs_test_unprivileged()
> +TEST(binderfs_test_unprivileged)
> {
> change_to_userns();
> - __do_binderfs_test();
> -}
>
> -int main(int argc, char *argv[])
> -{
> - binderfs_test_privileged();
> - binderfs_test_unprivileged();
> - ksft_exit_pass();
> + if (__do_binderfs_test() == 1)
> + XFAIL(return, "The Android binderfs filesystem is not available");
> }
> +
> +TEST_HARNESS_MAIN
>
> base-commit: 2c523b344dfa65a3738e7039832044aa133c75fb
> --
> 2.25.1
>

--
Kees Cook

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