From 17283337ff86a1956940bc6bfb3f7dafe82304f3 Mon Sep 17 00:00:00 2001 From: Alan Maguire Date: Thu, 15 Jul 2021 16:15:25 +0100 Subject: [PATCH] selftests/bpf: Add ASSERT_STRNEQ() variant for test_progs It will support strncmp()-style string comparisons. Suggested-by: Andrii Nakryiko Signed-off-by: Alan Maguire Signed-off-by: Andrii Nakryiko Link: https://lore.kernel.org/bpf/1626362126-27775-3-git-send-email-alan.maguire@oracle.com --- tools/testing/selftests/bpf/test_progs.h | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/tools/testing/selftests/bpf/test_progs.h b/tools/testing/selftests/bpf/test_progs.h index 8ef7f334e7152..c8c2bf878f67c 100644 --- a/tools/testing/selftests/bpf/test_progs.h +++ b/tools/testing/selftests/bpf/test_progs.h @@ -221,6 +221,18 @@ extern int test__join_cgroup(const char *path); ___ok; \ }) +#define ASSERT_STRNEQ(actual, expected, len, name) ({ \ + static int duration = 0; \ + const char *___act = actual; \ + const char *___exp = expected; \ + int ___len = len; \ + bool ___ok = strncmp(___act, ___exp, ___len) == 0; \ + CHECK(!___ok, (name), \ + "unexpected %s: actual '%.*s' != expected '%.*s'\n", \ + (name), ___len, ___act, ___len, ___exp); \ + ___ok; \ +}) + #define ASSERT_OK(res, name) ({ \ static int duration = 0; \ long long ___res = (res); \ -- 2.30.2