From: Alan Maguire <alan.maguire@oracle.com>
Date: Thu, 15 Jul 2021 16:15:25 +0100
Subject: selftests/bpf: Add ASSERT_STRNEQ() variant for test_progs
Patch-mainline: v5.15-rc1
Git-commit: 17283337ff86a1956940bc6bfb3f7dafe82304f3
References: jsc#PED-1377
It will support strncmp()-style string comparisons.
Suggested-by: Andrii Nakryiko <andrii.nakryiko@gmail.com>
Signed-off-by: Alan Maguire <alan.maguire@oracle.com>
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Link: https://lore.kernel.org/bpf/1626362126-27775-3-git-send-email-alan.maguire@oracle.com
Acked-by: Shung-Hsi Yu <shung-hsi.yu@suse.com>
---
tools/testing/selftests/bpf/test_progs.h | 12 ++++++++++++
1 file changed, 12 insertions(+)
--- 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
___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); \