Files
cubelinux-kernel/tools/perf/tests/unit_number__scnprintf.c
T
Greg Kroah-Hartman 598cf27219 Linux 6.19.3
Link: https://lore.kernel.org/r/20260217200002.683975158@linuxfoundation.org
Tested-by: Florian Fainelli <florian.fainelli@broadcom.com>
Tested-by: Takeshi Ogasawara <takeshi.ogasawara@futuring-girl.com>
Tested-by: Peter Schneider <pschneider1968@googlemail.com>
Tested-by: Jon Hunter <jonathanh@nvidia.com>
Tested-by: Salvatore Bonaccorso <carnil@debian.org>
Tested-by: Brett A C Sheffield <bacs@librecast.net>
Tested-by: Mark Brown <broonie@kernel.org>
Tested-by: Luna Jernberg <droidbittin@gmail.com>
Tested-by: Ronald Warsow <rwarsow@gmx.de>
Tested-by: Justin M. Forbes <jforbes@fedoraproject.org>
Tested-by: Ron Economos <re@w6rz.net>
Tested-by: Miguel Ojeda <ojeda@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2026-02-19 16:33:27 +01:00

43 lines
838 B
C

// SPDX-License-Identifier: GPL-2.0
#include <inttypes.h>
#include <linux/compiler.h>
#include <linux/types.h>
#include <string.h>
#include "tests.h"
#include "units.h"
#include "debug.h"
static int test__unit_number__scnprint(struct test_suite *t __maybe_unused, int subtest __maybe_unused)
{
struct {
u64 n;
const char *str;
} test[] = {
{ 1, "1B" },
{ 10*1024, "10K" },
{ 20*1024*1024, "20M" },
{ 30*1024*1024*1024ULL, "30G" },
{ 0, "0B" },
{ 0, NULL },
};
unsigned i = 0;
while (test[i].str) {
char buf[100];
unit_number__scnprintf(buf, sizeof(buf), test[i].n);
pr_debug("n %" PRIu64 ", str '%s', buf '%s'\n",
test[i].n, test[i].str, buf);
if (strcmp(test[i].str, buf))
return TEST_FAIL;
i++;
}
return TEST_OK;
}
DEFINE_SUITE("unit_number__scnprintf", unit_number__scnprint);