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selftests/nolibc: Let EXPECT_VFPRINTF() tests be skipped

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Tests that check explicit nolibc behavior (eg "%m") or test places
where the nolibc behaviour deviates from the libc need skipping
when compiled to use the host libc.

Signed-off-by: David Laight <david.laight.linux@gmail.com>
Acked-by: Willy Tarreau <w@1wt.eu>
Link: https://patch.msgid.link/20260302101815.3043-8-david.laight.linux@gmail.com
Signed-off-by: Thomas Weißschuh <linux@weissschuh.net>
This commit is contained in:
David Laight 2026-03-02 10:17:59 +00:00 committed by Thomas Weißschuh
parent 4ea2dedd50
commit cf34708824
1 changed files with 17 additions and 17 deletions
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34
tools/testing/selftests/nolibc/nolibc-test.c
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@ -1668,8 +1668,8 @@ int run_stdlib(int min, int max)
return ret;
}
#define EXPECT_VFPRINTF(expected, fmt, ...) \
ret += expect_vfprintf(llen, expected, fmt, ##__VA_ARGS__)
#define EXPECT_VFPRINTF(cond, expected, fmt, ...) \
do { if (!(cond)) result(llen, SKIPPED); else ret += expect_vfprintf(llen, expected, fmt, ##__VA_ARGS__); } while (0)
#define VFPRINTF_LEN 20
static int expect_vfprintf(int llen, const char *expected, const char *fmt, ...)
@ -1845,21 +1845,21 @@ static int run_printf(int min, int max)
* test numbers.
*/
switch (test + __LINE__ + 1) {
CASE_TEST(empty); EXPECT_VFPRINTF("", ""); break;
CASE_TEST(simple); EXPECT_VFPRINTF("foo", "foo"); break;
CASE_TEST(string); EXPECT_VFPRINTF("foo", "%s", "foo"); break;
CASE_TEST(number); EXPECT_VFPRINTF("1234", "%d", 1234); break;
CASE_TEST(negnumber); EXPECT_VFPRINTF("-1234", "%d", -1234); break;
CASE_TEST(unsigned); EXPECT_VFPRINTF("12345", "%u", 12345); break;
CASE_TEST(char); EXPECT_VFPRINTF("c", "%c", 'c'); break;
CASE_TEST(hex); EXPECT_VFPRINTF("f", "%x", 0xf); break;
CASE_TEST(pointer); EXPECT_VFPRINTF("0x1", "%p", (void *) 0x1); break;
CASE_TEST(uintmax_t); EXPECT_VFPRINTF("18446744073709551615", "%ju", 0xffffffffffffffffULL); break;
CASE_TEST(intmax_t); EXPECT_VFPRINTF("-9223372036854775807", "%jd", 0x8000000000000001LL); break;
CASE_TEST(truncation); EXPECT_VFPRINTF("0123456789012345678901234", "%s", "0123456789012345678901234"); break;
CASE_TEST(string_width); EXPECT_VFPRINTF(" 1", "%10s", "1"); break;
CASE_TEST(number_width); EXPECT_VFPRINTF(" 1", "%10d", 1); break;
CASE_TEST(width_trunc); EXPECT_VFPRINTF(" 1", "%25d", 1); break;
CASE_TEST(empty); EXPECT_VFPRINTF(1, "", ""); break;
CASE_TEST(simple); EXPECT_VFPRINTF(1, "foo", "foo"); break;
CASE_TEST(string); EXPECT_VFPRINTF(1, "foo", "%s", "foo"); break;
CASE_TEST(number); EXPECT_VFPRINTF(1, "1234", "%d", 1234); break;
CASE_TEST(negnumber); EXPECT_VFPRINTF(1, "-1234", "%d", -1234); break;
CASE_TEST(unsigned); EXPECT_VFPRINTF(1, "12345", "%u", 12345); break;
CASE_TEST(char); EXPECT_VFPRINTF(1, "c", "%c", 'c'); break;
CASE_TEST(hex); EXPECT_VFPRINTF(1, "f", "%x", 0xf); break;
CASE_TEST(pointer); EXPECT_VFPRINTF(1, "0x1", "%p", (void *) 0x1); break;
CASE_TEST(uintmax_t); EXPECT_VFPRINTF(1, "18446744073709551615", "%ju", 0xffffffffffffffffULL); break;
CASE_TEST(intmax_t); EXPECT_VFPRINTF(1, "-9223372036854775807", "%jd", 0x8000000000000001LL); break;
CASE_TEST(truncation); EXPECT_VFPRINTF(1, "0123456789012345678901234", "%s", "0123456789012345678901234"); break;
CASE_TEST(string_width); EXPECT_VFPRINTF(1, " 1", "%10s", "1"); break;
CASE_TEST(number_width); EXPECT_VFPRINTF(1, " 1", "%10d", 1); break;
CASE_TEST(width_trunc); EXPECT_VFPRINTF(1, " 1", "%25d", 1); break;
CASE_TEST(scanf); EXPECT_ZR(1, test_scanf()); break;
CASE_TEST(strerror); EXPECT_ZR(1, test_strerror()); break;
CASE_TEST(printf_error); EXPECT_ZR(1, test_printf_error()); break;