diff options
| author | Kuniyuki Iwashima <kuniyu@amazon.co.jp> | 2021-08-14 10:57:18 +0900 |
|---|---|---|
| committer | Andrii Nakryiko <andrii@kernel.org> | 2021-08-15 00:19:10 -0700 |
| commit | ce547335d4a42e645320402b24aeadb39531f73c (patch) | |
| tree | 79e57fa8095f7d37d9a0e41cf230c8727f548df5 /tools/testing/selftests/bpf/progs/test_snprintf.c | |
| parent | 04e928180c14332fb15a1b8c64418b602978a51e (diff) | |
selftest/bpf: Extend the bpf_snprintf() test for "%c".
This patch adds various "positive" patterns for "%c" and two "negative"
patterns for wide character.
Signed-off-by: Kuniyuki Iwashima <kuniyu@amazon.co.jp>
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Link: https://lore.kernel.org/bpf/20210814015718.42704-5-kuniyu@amazon.co.jp
Diffstat (limited to 'tools/testing/selftests/bpf/progs/test_snprintf.c')
| -rw-r--r-- | tools/testing/selftests/bpf/progs/test_snprintf.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/tools/testing/selftests/bpf/progs/test_snprintf.c b/tools/testing/selftests/bpf/progs/test_snprintf.c index e2ad26150f9b..8fda07544023 100644 --- a/tools/testing/selftests/bpf/progs/test_snprintf.c +++ b/tools/testing/selftests/bpf/progs/test_snprintf.c @@ -59,9 +59,9 @@ int handler(const void *ctx) /* Kernel pointers */ addr_ret = BPF_SNPRINTF(addr_out, sizeof(addr_out), "%pK %px %p", 0, 0xFFFF00000ADD4E55, 0xFFFF00000ADD4E55); - /* Strings embedding */ - str_ret = BPF_SNPRINTF(str_out, sizeof(str_out), "%s %+05s", - str1, longstr); + /* Strings and single-byte character embedding */ + str_ret = BPF_SNPRINTF(str_out, sizeof(str_out), "%s % 9c %+2c %-3c %04c %0c %+05s", + str1, 'a', 'b', 'c', 'd', 'e', longstr); /* Overflow */ over_ret = BPF_SNPRINTF(over_out, sizeof(over_out), "%%overflow"); /* Padding of fixed width numbers */ |