diff options
| author | Andrii Nakryiko <andrii@kernel.org> | 2023-03-08 10:41:20 -0800 |
|---|---|---|
| committer | Alexei Starovoitov <ast@kernel.org> | 2023-03-08 16:19:51 -0800 |
| commit | f59b146092653bcf014ccdc9bd8bc94e79065ce3 (patch) | |
| tree | 2f14d2168e8a5359f840b914698d0a7659e6c38d /tools/testing/selftests/bpf/prog_tests | |
| parent | 57400dcce6c2cf3985120c4ee28b37a1f4238dbb (diff) | |
selftests/bpf: add number iterator tests
Add number iterator (bpf_iter_num_{new,next,destroy}()) tests,
validating the correct handling of various corner and common cases
*at runtime*.
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Link: https://lore.kernel.org/r/20230308184121.1165081-8-andrii@kernel.org
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Diffstat (limited to 'tools/testing/selftests/bpf/prog_tests')
| -rw-r--r-- | tools/testing/selftests/bpf/prog_tests/iters.c | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/tools/testing/selftests/bpf/prog_tests/iters.c b/tools/testing/selftests/bpf/prog_tests/iters.c index 414fb8d82145..2e7caff9523e 100644 --- a/tools/testing/selftests/bpf/prog_tests/iters.c +++ b/tools/testing/selftests/bpf/prog_tests/iters.c @@ -6,10 +6,59 @@ #include "iters.skel.h" #include "iters_state_safety.skel.h" #include "iters_looping.skel.h" +#include "iters_num.skel.h" + +static void subtest_num_iters(void) +{ + struct iters_num *skel; + int err; + + skel = iters_num__open_and_load(); + if (!ASSERT_OK_PTR(skel, "skel_open_and_load")) + return; + + err = iters_num__attach(skel); + if (!ASSERT_OK(err, "skel_attach")) + goto cleanup; + + usleep(1); + iters_num__detach(skel); + +#define VALIDATE_CASE(case_name) \ + ASSERT_EQ(skel->bss->res_##case_name, \ + skel->rodata->exp_##case_name, \ + #case_name) + + VALIDATE_CASE(empty_zero); + VALIDATE_CASE(empty_int_min); + VALIDATE_CASE(empty_int_max); + VALIDATE_CASE(empty_minus_one); + + VALIDATE_CASE(simple_sum); + VALIDATE_CASE(neg_sum); + VALIDATE_CASE(very_neg_sum); + VALIDATE_CASE(neg_pos_sum); + + VALIDATE_CASE(invalid_range); + VALIDATE_CASE(max_range); + VALIDATE_CASE(e2big_range); + + VALIDATE_CASE(succ_elem_cnt); + VALIDATE_CASE(overfetched_elem_cnt); + VALIDATE_CASE(fail_elem_cnt); + +#undef VALIDATE_CASE + +cleanup: + iters_num__destroy(skel); +} void test_iters(void) { RUN_TESTS(iters_state_safety); RUN_TESTS(iters_looping); RUN_TESTS(iters); + + if (test__start_subtest("num")) + subtest_num_iters(); } |