tools/testing/selftests/bpf/prog_tests/subprogs.c

   1 // SPDX-License-Identifier: GPL-2.0
   2 /* Copyright (c) 2020 Facebook */
   3 #include <test_progs.h>
   4 #include <time.h>
   5 #include "test_subprogs.skel.h"
   6 #include "test_subprogs_unused.skel.h"
   7
   8 static int duration;
   9
  10 void test_subprogs(void)
  11 {
  12         struct test_subprogs *skel;
  13         struct test_subprogs_unused *skel2;
  14         int err;
  15
  16         skel = test_subprogs__open_and_load();
  17         if (CHECK(!skel, "skel_open", "failed to open skeleton\n"))
  18                 return;
  19
  20         err = test_subprogs__attach(skel);
  21         if (CHECK(err, "skel_attach", "failed to attach skeleton: %d\n", err))
  22                 goto cleanup;
  23
  24         usleep(1);
  25
  26         CHECK(skel->bss->res1 != 12, "res1", "got %d, exp %d\n", skel->bss->res1, 12);
  27         CHECK(skel->bss->res2 != 17, "res2", "got %d, exp %d\n", skel->bss->res2, 17);
  28         CHECK(skel->bss->res3 != 19, "res3", "got %d, exp %d\n", skel->bss->res3, 19);
  29         CHECK(skel->bss->res4 != 36, "res4", "got %d, exp %d\n", skel->bss->res4, 36);
  30
  31         skel2 = test_subprogs_unused__open_and_load();
  32         ASSERT_OK_PTR(skel2, "unused_progs_skel");
  33         test_subprogs_unused__destroy(skel2);
  34
  35 cleanup:
  36         test_subprogs__destroy(skel);
  37 }