[PATCH v7] tests/fcntl.c: add test for print_f_owner_ex

[Zhibin Li]

On Tue, Apr 17, 2018, 21:09 Zhibin Li <08826794brmt at gmail.com> wrote:

> *tests/fcntl.c include <stdarg.h>
> (test_f_owner_ex_type_pid, test_f_owner_ex_umove)
> (test_f_owner_ex): New functions.
> (main): Use test_f_owner_ex.
> ---
>  tests/fcntl.c | 65
> +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
>  1 file changed, 65 insertions(+)
>
> diff --git a/tests/fcntl.c b/tests/fcntl.c
> index 4f62ca2a..2270ee57 100644
> --- a/tests/fcntl.c
> +++ b/tests/fcntl.c
> @@ -28,6 +28,7 @@
>
>  #include "tests.h"
>  #include <asm/unistd.h>
> +#include <stdarg.h>
>
>  #ifdef __NR_fcntl
>
> @@ -69,12 +70,76 @@ test_flock64(void)
>  #endif
>  }
>
> +static long
> +test_f_owner_ex_type_pid(const int cmd, const char *const cmd_name, ...)
> +{
> +       va_list ap;
> +       va_start(ap, cmd_name);
> +
> +       long rc;
> +       const char *type_name;
> +
> +       TAIL_ALLOC_OBJECT_CONST_PTR(struct f_owner_ex, fo);
> +
> +       if ((type_name = va_arg(ap, char *)) != NULL) {
>
here I forgot to use !!(expression) again, I will correct it in my next
patch.

> +               fo->type = va_arg(ap, int);
> +               fo->pid = va_arg(ap, int);
> +
> +               rc = invoke_test_syscall(cmd, fo);
> +               printf("%s(0, %s, {type=%s, pid=%d}) = %s\n",
> +                      TEST_SYSCALL_STR, cmd_name, type_name, fo->pid,
> sprintrc(rc));
> +               va_end(ap);
> +               return rc;
> +       }
> +
> +       rc = invoke_test_syscall(cmd, (void *) (uintptr_t) fo + 1);
> +       printf("%s(0, %s, %p) = %s\n",
> +              TEST_SYSCALL_STR, cmd_name, (void *) (uintptr_t) fo + 1,
> sprintrc(rc));
> +       va_end(ap);
> +       return rc;
> +}
> +
> +static void
> +test_f_owner_ex_umove(const char *const type_name, const int type, pid_t
> pid)
> +{
> +       long rc = test_f_owner_ex_type_pid(ARG_STR(F_SETOWN_EX),
> +                                          type_name, type, pid);
> +       if (!rc)
> +               test_f_owner_ex_type_pid(ARG_STR(F_GETOWN_EX),
> +                                        type_name, type, pid);
> +}
> +
> +static void
> +test_f_owner_ex(void)
> +{
> +       unsigned int i;
> +       unsigned int j;
> +       static const struct {
> +               int type;
> +               const char *type_name;
> +               pid_t pid[2];
> +       } a[] = {
> +               { ARG_STR(F_OWNER_TID), { 1234567890, 20 } },
> +               { ARG_STR(F_OWNER_PID), { 1298126790, 30 } },
> +               { ARG_STR(F_OWNER_PGRP), { 1294567890, 40 } }
> +       };
> +
> +       for (i = 0; i < ARRAY_SIZE(a); i++) {
> +               for (j = 0; j < ARRAY_SIZE(a[0].pid); j++) {
> +                       test_f_owner_ex_umove(a[i].type_name, a[i].type,
> a[i].pid[j]);
> +               }
> +       }
> +       test_f_owner_ex_type_pid(ARG_STR(F_SETOWN_EX));
> +       test_f_owner_ex_type_pid(ARG_STR(F_GETOWN_EX));
> +}
> +
>  int
>  main(void)
>  {
>         create_sample();
>         test_flock();
>         test_flock64();
> +       test_f_owner_ex();
>
>         puts("+++ exited with 0 +++");
>         return 0;
> --
> 2.14.3
>
>
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