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Message-Id: <20250204-scanf-kunit-convert-v3-1-386d7c3ee714@gmail.com>
Date: Tue, 04 Feb 2025 14:25:55 -0500
From: Tamir Duberstein <tamird@...il.com>
To: David Gow <davidgow@...gle.com>, Petr Mladek <pmladek@...e.com>,
Steven Rostedt <rostedt@...dmis.org>,
Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
Rasmus Villemoes <linux@...musvillemoes.dk>,
Sergey Senozhatsky <senozhatsky@...omium.org>,
Andrew Morton <akpm@...ux-foundation.org>, Shuah Khan <shuah@...nel.org>
Cc: linux-kernel@...r.kernel.org, linux-kselftest@...r.kernel.org,
Tamir Duberstein <tamird@...il.com>,
Geert Uytterhoeven <geert@...ux-m68k.org>
Subject: [PATCH v3 1/2] scanf: convert self-test to KUnit
Convert the scanf() self-test to a KUnit test.
In the interest of keeping the patch reasonably-sized this doesn't
refactor the tests into proper parameterized tests - it's all one big
test case.
Acked-by: Geert Uytterhoeven <geert@...ux-m68k.org> # m68k
Acked-by: Petr Mladek <pmladek@...e.com>
Signed-off-by: Tamir Duberstein <tamird@...il.com>
---
MAINTAINERS | 2 +-
arch/m68k/configs/amiga_defconfig | 1 -
arch/m68k/configs/apollo_defconfig | 1 -
arch/m68k/configs/atari_defconfig | 1 -
arch/m68k/configs/bvme6000_defconfig | 1 -
arch/m68k/configs/hp300_defconfig | 1 -
arch/m68k/configs/mac_defconfig | 1 -
arch/m68k/configs/multi_defconfig | 1 -
arch/m68k/configs/mvme147_defconfig | 1 -
arch/m68k/configs/mvme16x_defconfig | 1 -
arch/m68k/configs/q40_defconfig | 1 -
arch/m68k/configs/sun3_defconfig | 1 -
arch/m68k/configs/sun3x_defconfig | 1 -
arch/powerpc/configs/ppc64_defconfig | 1 -
lib/Kconfig.debug | 20 +-
lib/Makefile | 2 +-
lib/{test_scanf.c => scanf_kunit.c} | 704 +++++++++++++++++------------------
tools/testing/selftests/lib/Makefile | 2 +-
tools/testing/selftests/lib/config | 1 -
tools/testing/selftests/lib/scanf.sh | 4 -
20 files changed, 359 insertions(+), 389 deletions(-)
diff --git a/MAINTAINERS b/MAINTAINERS
index 896a307fa065..44f9f0ee1f1d 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -25368,8 +25368,8 @@ R: Sergey Senozhatsky <senozhatsky@...omium.org>
S: Maintained
T: git git://git.kernel.org/pub/scm/linux/kernel/git/printk/linux.git
F: Documentation/core-api/printk-formats.rst
+F: lib/scanf_kunit.c
F: lib/test_printf.c
-F: lib/test_scanf.c
F: lib/vsprintf.c
VT1211 HARDWARE MONITOR DRIVER
diff --git a/arch/m68k/configs/amiga_defconfig b/arch/m68k/configs/amiga_defconfig
index dbf2ea561c85..e85a4b3a9847 100644
--- a/arch/m68k/configs/amiga_defconfig
+++ b/arch/m68k/configs/amiga_defconfig
@@ -623,7 +623,6 @@ CONFIG_ASYNC_RAID6_TEST=m
CONFIG_TEST_HEXDUMP=m
CONFIG_TEST_KSTRTOX=m
CONFIG_TEST_PRINTF=m
-CONFIG_TEST_SCANF=m
CONFIG_TEST_BITMAP=m
CONFIG_TEST_UUID=m
CONFIG_TEST_XARRAY=m
diff --git a/arch/m68k/configs/apollo_defconfig b/arch/m68k/configs/apollo_defconfig
index b0fd199cc0a4..232b885cc26e 100644
--- a/arch/m68k/configs/apollo_defconfig
+++ b/arch/m68k/configs/apollo_defconfig
@@ -580,7 +580,6 @@ CONFIG_ASYNC_RAID6_TEST=m
CONFIG_TEST_HEXDUMP=m
CONFIG_TEST_KSTRTOX=m
CONFIG_TEST_PRINTF=m
-CONFIG_TEST_SCANF=m
CONFIG_TEST_BITMAP=m
CONFIG_TEST_UUID=m
CONFIG_TEST_XARRAY=m
diff --git a/arch/m68k/configs/atari_defconfig b/arch/m68k/configs/atari_defconfig
index bb5b2d3b6c10..228af5b4cd42 100644
--- a/arch/m68k/configs/atari_defconfig
+++ b/arch/m68k/configs/atari_defconfig
@@ -600,7 +600,6 @@ CONFIG_ASYNC_RAID6_TEST=m
CONFIG_TEST_HEXDUMP=m
CONFIG_TEST_KSTRTOX=m
CONFIG_TEST_PRINTF=m
-CONFIG_TEST_SCANF=m
CONFIG_TEST_BITMAP=m
CONFIG_TEST_UUID=m
CONFIG_TEST_XARRAY=m
diff --git a/arch/m68k/configs/bvme6000_defconfig b/arch/m68k/configs/bvme6000_defconfig
index 8315a13bab73..cbc59aed3d97 100644
--- a/arch/m68k/configs/bvme6000_defconfig
+++ b/arch/m68k/configs/bvme6000_defconfig
@@ -572,7 +572,6 @@ CONFIG_ASYNC_RAID6_TEST=m
CONFIG_TEST_HEXDUMP=m
CONFIG_TEST_KSTRTOX=m
CONFIG_TEST_PRINTF=m
-CONFIG_TEST_SCANF=m
CONFIG_TEST_BITMAP=m
CONFIG_TEST_UUID=m
CONFIG_TEST_XARRAY=m
diff --git a/arch/m68k/configs/hp300_defconfig b/arch/m68k/configs/hp300_defconfig
index 350370657e5f..8d3787b8fe6d 100644
--- a/arch/m68k/configs/hp300_defconfig
+++ b/arch/m68k/configs/hp300_defconfig
@@ -582,7 +582,6 @@ CONFIG_ASYNC_RAID6_TEST=m
CONFIG_TEST_HEXDUMP=m
CONFIG_TEST_KSTRTOX=m
CONFIG_TEST_PRINTF=m
-CONFIG_TEST_SCANF=m
CONFIG_TEST_BITMAP=m
CONFIG_TEST_UUID=m
CONFIG_TEST_XARRAY=m
diff --git a/arch/m68k/configs/mac_defconfig b/arch/m68k/configs/mac_defconfig
index f942b4755702..a68893d83361 100644
--- a/arch/m68k/configs/mac_defconfig
+++ b/arch/m68k/configs/mac_defconfig
@@ -599,7 +599,6 @@ CONFIG_ASYNC_RAID6_TEST=m
CONFIG_TEST_HEXDUMP=m
CONFIG_TEST_KSTRTOX=m
CONFIG_TEST_PRINTF=m
-CONFIG_TEST_SCANF=m
CONFIG_TEST_BITMAP=m
CONFIG_TEST_UUID=m
CONFIG_TEST_XARRAY=m
diff --git a/arch/m68k/configs/multi_defconfig b/arch/m68k/configs/multi_defconfig
index b1eaad02efab..9a17526cefd2 100644
--- a/arch/m68k/configs/multi_defconfig
+++ b/arch/m68k/configs/multi_defconfig
@@ -686,7 +686,6 @@ CONFIG_ASYNC_RAID6_TEST=m
CONFIG_TEST_HEXDUMP=m
CONFIG_TEST_KSTRTOX=m
CONFIG_TEST_PRINTF=m
-CONFIG_TEST_SCANF=m
CONFIG_TEST_BITMAP=m
CONFIG_TEST_UUID=m
CONFIG_TEST_XARRAY=m
diff --git a/arch/m68k/configs/mvme147_defconfig b/arch/m68k/configs/mvme147_defconfig
index 6309a4442bb3..5cf2e2860044 100644
--- a/arch/m68k/configs/mvme147_defconfig
+++ b/arch/m68k/configs/mvme147_defconfig
@@ -572,7 +572,6 @@ CONFIG_ASYNC_RAID6_TEST=m
CONFIG_TEST_HEXDUMP=m
CONFIG_TEST_KSTRTOX=m
CONFIG_TEST_PRINTF=m
-CONFIG_TEST_SCANF=m
CONFIG_TEST_BITMAP=m
CONFIG_TEST_UUID=m
CONFIG_TEST_XARRAY=m
diff --git a/arch/m68k/configs/mvme16x_defconfig b/arch/m68k/configs/mvme16x_defconfig
index 3feb0731f814..eb395749bc75 100644
--- a/arch/m68k/configs/mvme16x_defconfig
+++ b/arch/m68k/configs/mvme16x_defconfig
@@ -573,7 +573,6 @@ CONFIG_ASYNC_RAID6_TEST=m
CONFIG_TEST_HEXDUMP=m
CONFIG_TEST_KSTRTOX=m
CONFIG_TEST_PRINTF=m
-CONFIG_TEST_SCANF=m
CONFIG_TEST_BITMAP=m
CONFIG_TEST_UUID=m
CONFIG_TEST_XARRAY=m
diff --git a/arch/m68k/configs/q40_defconfig b/arch/m68k/configs/q40_defconfig
index ea04b1b0da7d..8891f12c2a18 100644
--- a/arch/m68k/configs/q40_defconfig
+++ b/arch/m68k/configs/q40_defconfig
@@ -589,7 +589,6 @@ CONFIG_ASYNC_RAID6_TEST=m
CONFIG_TEST_HEXDUMP=m
CONFIG_TEST_KSTRTOX=m
CONFIG_TEST_PRINTF=m
-CONFIG_TEST_SCANF=m
CONFIG_TEST_BITMAP=m
CONFIG_TEST_UUID=m
CONFIG_TEST_XARRAY=m
diff --git a/arch/m68k/configs/sun3_defconfig b/arch/m68k/configs/sun3_defconfig
index f52d9af92153..a49ff5330e5b 100644
--- a/arch/m68k/configs/sun3_defconfig
+++ b/arch/m68k/configs/sun3_defconfig
@@ -569,7 +569,6 @@ CONFIG_ASYNC_RAID6_TEST=m
CONFIG_TEST_HEXDUMP=m
CONFIG_TEST_KSTRTOX=m
CONFIG_TEST_PRINTF=m
-CONFIG_TEST_SCANF=m
CONFIG_TEST_BITMAP=m
CONFIG_TEST_UUID=m
CONFIG_TEST_XARRAY=m
diff --git a/arch/m68k/configs/sun3x_defconfig b/arch/m68k/configs/sun3x_defconfig
index f348447824da..3022ff492136 100644
--- a/arch/m68k/configs/sun3x_defconfig
+++ b/arch/m68k/configs/sun3x_defconfig
@@ -570,7 +570,6 @@ CONFIG_ASYNC_RAID6_TEST=m
CONFIG_TEST_HEXDUMP=m
CONFIG_TEST_KSTRTOX=m
CONFIG_TEST_PRINTF=m
-CONFIG_TEST_SCANF=m
CONFIG_TEST_BITMAP=m
CONFIG_TEST_UUID=m
CONFIG_TEST_XARRAY=m
diff --git a/arch/powerpc/configs/ppc64_defconfig b/arch/powerpc/configs/ppc64_defconfig
index 465eb96c755e..819387cbbe69 100644
--- a/arch/powerpc/configs/ppc64_defconfig
+++ b/arch/powerpc/configs/ppc64_defconfig
@@ -445,7 +445,6 @@ CONFIG_STRING_SELFTEST=m
CONFIG_TEST_STRING_HELPERS=m
CONFIG_TEST_KSTRTOX=m
CONFIG_TEST_PRINTF=m
-CONFIG_TEST_SCANF=m
CONFIG_TEST_BITMAP=m
CONFIG_TEST_UUID=m
CONFIG_TEST_XARRAY=m
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
index 1af972a92d06..716c4ef857bb 100644
--- a/lib/Kconfig.debug
+++ b/lib/Kconfig.debug
@@ -2427,6 +2427,23 @@ config ASYNC_RAID6_TEST
config TEST_HEXDUMP
tristate "Test functions located in the hexdump module at runtime"
+config SCANF_KUNIT_TEST
+ tristate "KUnit test scanf() family of functions at runtime" if !KUNIT_ALL_TESTS
+ depends on KUNIT
+ default KUNIT_ALL_TESTS
+ help
+ Enable this option to test the scanf functions at boot.
+
+ KUnit tests run during boot and output the results to the debug log
+ in TAP format (http://testanything.org/). Only useful for kernel devs
+ running the KUnit test harness, and not intended for inclusion into a
+ production build.
+
+ For more information on KUnit and unit tests in general please refer
+ to the KUnit documentation in Documentation/dev-tools/kunit/.
+
+ If unsure, say N.
+
config STRING_KUNIT_TEST
tristate "KUnit test string functions at runtime" if !KUNIT_ALL_TESTS
depends on KUNIT
@@ -2443,9 +2460,6 @@ config TEST_KSTRTOX
config TEST_PRINTF
tristate "Test printf() family of functions at runtime"
-config TEST_SCANF
- tristate "Test scanf() family of functions at runtime"
-
config TEST_BITMAP
tristate "Test bitmap_*() family of functions at runtime"
help
diff --git a/lib/Makefile b/lib/Makefile
index d5cfc7afbbb8..6bdf2287878d 100644
--- a/lib/Makefile
+++ b/lib/Makefile
@@ -85,7 +85,7 @@ obj-$(CONFIG_TEST_STATIC_KEYS) += test_static_keys.o
obj-$(CONFIG_TEST_STATIC_KEYS) += test_static_key_base.o
obj-$(CONFIG_TEST_DYNAMIC_DEBUG) += test_dynamic_debug.o
obj-$(CONFIG_TEST_PRINTF) += test_printf.o
-obj-$(CONFIG_TEST_SCANF) += test_scanf.o
+obj-$(CONFIG_SCANF_KUNIT_TEST) += scanf_kunit.o
obj-$(CONFIG_TEST_BITMAP) += test_bitmap.o
ifeq ($(CONFIG_CC_IS_CLANG)$(CONFIG_KASAN),yy)
diff --git a/lib/test_scanf.c b/lib/scanf_kunit.c
similarity index 30%
rename from lib/test_scanf.c
rename to lib/scanf_kunit.c
index 44f8508c9d88..70364ce20ec3 100644
--- a/lib/test_scanf.c
+++ b/lib/scanf_kunit.c
@@ -5,8 +5,8 @@
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+#include <kunit/test.h>
#include <linux/bitops.h>
-#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/overflow.h>
@@ -15,148 +15,123 @@
#include <linux/slab.h>
#include <linux/string.h>
-#include "../tools/testing/selftests/kselftest_module.h"
-
#define BUF_SIZE 1024
-KSTM_MODULE_GLOBALS();
-static char *test_buffer __initdata;
-static char *fmt_buffer __initdata;
-static struct rnd_state rnd_state __initdata;
+static char *test_buffer;
+static char *fmt_buffer;
+static struct rnd_state rnd_state;
-typedef int (*check_fn)(const void *check_data, const char *string,
+typedef void (*check_fn)(struct kunit *test, const void *check_data, const char *string,
const char *fmt, int n_args, va_list ap);
-static void __scanf(4, 6) __init
-_test(check_fn fn, const void *check_data, const char *string, const char *fmt,
+static void __scanf(5, 7)
+_test(struct kunit *test, check_fn fn, const void *check_data, const char *string, const char *fmt,
int n_args, ...)
{
va_list ap, ap_copy;
- int ret;
-
- total_tests++;
va_start(ap, n_args);
va_copy(ap_copy, ap);
- ret = vsscanf(string, fmt, ap_copy);
+ KUNIT_EXPECT_EQ_MSG(test, vsscanf(string, fmt, ap_copy), n_args,
+ "vsscanf(\"%s\", \"%s\", ...)", string, fmt);
va_end(ap_copy);
- if (ret != n_args) {
- pr_warn("vsscanf(\"%s\", \"%s\", ...) returned %d expected %d\n",
- string, fmt, ret, n_args);
- goto fail;
- }
-
- ret = (*fn)(check_data, string, fmt, n_args, ap);
- if (ret)
- goto fail;
-
- va_end(ap);
-
- return;
-
-fail:
- failed_tests++;
+ (*fn)(test, check_data, string, fmt, n_args, ap);
va_end(ap);
}
-#define _check_numbers_template(arg_fmt, expect, str, fmt, n_args, ap) \
+#define _check_numbers_template(test, arg_fmt, expect, str, fmt, n_args, ap) \
do { \
pr_debug("\"%s\", \"%s\" ->\n", str, fmt); \
for (; n_args > 0; n_args--, expect++) { \
typeof(*expect) got = *va_arg(ap, typeof(expect)); \
pr_debug("\t" arg_fmt "\n", got); \
- if (got != *expect) { \
- pr_warn("vsscanf(\"%s\", \"%s\", ...) expected " arg_fmt " got " arg_fmt "\n", \
- str, fmt, *expect, got); \
- return 1; \
- } \
+ KUNIT_EXPECT_EQ_MSG(test, got, *expect, "vsscanf(\"%s\", \"%s\", ...)", str, fmt); \
} \
- return 0; \
} while (0)
-static int __init check_ull(const void *check_data, const char *string,
+static void check_ull(struct kunit *test, const void *check_data, const char *string,
const char *fmt, int n_args, va_list ap)
{
const unsigned long long *pval = check_data;
- _check_numbers_template("%llu", pval, string, fmt, n_args, ap);
+ _check_numbers_template(test, "%llu", pval, string, fmt, n_args, ap);
}
-static int __init check_ll(const void *check_data, const char *string,
+static void check_ll(struct kunit *test, const void *check_data, const char *string,
const char *fmt, int n_args, va_list ap)
{
const long long *pval = check_data;
- _check_numbers_template("%lld", pval, string, fmt, n_args, ap);
+ _check_numbers_template(test, "%lld", pval, string, fmt, n_args, ap);
}
-static int __init check_ulong(const void *check_data, const char *string,
+static void check_ulong(struct kunit *test, const void *check_data, const char *string,
const char *fmt, int n_args, va_list ap)
{
const unsigned long *pval = check_data;
- _check_numbers_template("%lu", pval, string, fmt, n_args, ap);
+ _check_numbers_template(test, "%lu", pval, string, fmt, n_args, ap);
}
-static int __init check_long(const void *check_data, const char *string,
+static void check_long(struct kunit *test, const void *check_data, const char *string,
const char *fmt, int n_args, va_list ap)
{
const long *pval = check_data;
- _check_numbers_template("%ld", pval, string, fmt, n_args, ap);
+ _check_numbers_template(test, "%ld", pval, string, fmt, n_args, ap);
}
-static int __init check_uint(const void *check_data, const char *string,
+static void check_uint(struct kunit *test, const void *check_data, const char *string,
const char *fmt, int n_args, va_list ap)
{
const unsigned int *pval = check_data;
- _check_numbers_template("%u", pval, string, fmt, n_args, ap);
+ _check_numbers_template(test, "%u", pval, string, fmt, n_args, ap);
}
-static int __init check_int(const void *check_data, const char *string,
+static void check_int(struct kunit *test, const void *check_data, const char *string,
const char *fmt, int n_args, va_list ap)
{
const int *pval = check_data;
- _check_numbers_template("%d", pval, string, fmt, n_args, ap);
+ _check_numbers_template(test, "%d", pval, string, fmt, n_args, ap);
}
-static int __init check_ushort(const void *check_data, const char *string,
+static void check_ushort(struct kunit *test, const void *check_data, const char *string,
const char *fmt, int n_args, va_list ap)
{
const unsigned short *pval = check_data;
- _check_numbers_template("%hu", pval, string, fmt, n_args, ap);
+ _check_numbers_template(test, "%hu", pval, string, fmt, n_args, ap);
}
-static int __init check_short(const void *check_data, const char *string,
+static void check_short(struct kunit *test, const void *check_data, const char *string,
const char *fmt, int n_args, va_list ap)
{
const short *pval = check_data;
- _check_numbers_template("%hd", pval, string, fmt, n_args, ap);
+ _check_numbers_template(test, "%hd", pval, string, fmt, n_args, ap);
}
-static int __init check_uchar(const void *check_data, const char *string,
+static void check_uchar(struct kunit *test, const void *check_data, const char *string,
const char *fmt, int n_args, va_list ap)
{
const unsigned char *pval = check_data;
- _check_numbers_template("%hhu", pval, string, fmt, n_args, ap);
+ _check_numbers_template(test, "%hhu", pval, string, fmt, n_args, ap);
}
-static int __init check_char(const void *check_data, const char *string,
+static void check_char(struct kunit *test, const void *check_data, const char *string,
const char *fmt, int n_args, va_list ap)
{
const signed char *pval = check_data;
- _check_numbers_template("%hhd", pval, string, fmt, n_args, ap);
+ _check_numbers_template(test, "%hhd", pval, string, fmt, n_args, ap);
}
/* Selection of interesting numbers to test, copied from test-kstrtox.c */
-static const unsigned long long numbers[] __initconst = {
+static const unsigned long long numbers[] = {
0x0ULL,
0x1ULL,
0x7fULL,
@@ -190,76 +165,76 @@ static const unsigned long long numbers[] __initconst = {
: ((unsigned long long)(val) <= type_max(T)))
-#define test_one_number(T, gen_fmt, scan_fmt, val, fn) \
-do { \
- const T expect_val = (T)(val); \
- T result = ~expect_val; /* should be overwritten */ \
- \
- snprintf(test_buffer, BUF_SIZE, gen_fmt, expect_val); \
- _test(fn, &expect_val, test_buffer, "%" scan_fmt, 1, &result); \
+#define test_one_number(test, T, gen_fmt, scan_fmt, val, fn) \
+do { \
+ const T expect_val = (T)(val); \
+ T result = ~expect_val; /* should be overwritten */ \
+ \
+ snprintf(test_buffer, BUF_SIZE, gen_fmt, expect_val); \
+ _test(test, fn, &expect_val, test_buffer, "%" scan_fmt, 1, &result); \
} while (0)
-#define simple_numbers_loop(T, gen_fmt, scan_fmt, fn) \
+#define simple_numbers_loop(test, T, gen_fmt, scan_fmt, fn) \
do { \
int i; \
\
for (i = 0; i < ARRAY_SIZE(numbers); i++) { \
if (value_representable_in_type(T, numbers[i])) \
- test_one_number(T, gen_fmt, scan_fmt, \
+ test_one_number(test, T, gen_fmt, scan_fmt, \
numbers[i], fn); \
\
if (value_representable_in_type(T, -numbers[i])) \
- test_one_number(T, gen_fmt, scan_fmt, \
+ test_one_number(test, T, gen_fmt, scan_fmt, \
-numbers[i], fn); \
} \
} while (0)
-static void __init numbers_simple(void)
-{
- simple_numbers_loop(unsigned long long, "%llu", "llu", check_ull);
- simple_numbers_loop(long long, "%lld", "lld", check_ll);
- simple_numbers_loop(long long, "%lld", "lli", check_ll);
- simple_numbers_loop(unsigned long long, "%llx", "llx", check_ull);
- simple_numbers_loop(long long, "%llx", "llx", check_ll);
- simple_numbers_loop(long long, "0x%llx", "lli", check_ll);
- simple_numbers_loop(unsigned long long, "0x%llx", "llx", check_ull);
- simple_numbers_loop(long long, "0x%llx", "llx", check_ll);
-
- simple_numbers_loop(unsigned long, "%lu", "lu", check_ulong);
- simple_numbers_loop(long, "%ld", "ld", check_long);
- simple_numbers_loop(long, "%ld", "li", check_long);
- simple_numbers_loop(unsigned long, "%lx", "lx", check_ulong);
- simple_numbers_loop(long, "%lx", "lx", check_long);
- simple_numbers_loop(long, "0x%lx", "li", check_long);
- simple_numbers_loop(unsigned long, "0x%lx", "lx", check_ulong);
- simple_numbers_loop(long, "0x%lx", "lx", check_long);
-
- simple_numbers_loop(unsigned int, "%u", "u", check_uint);
- simple_numbers_loop(int, "%d", "d", check_int);
- simple_numbers_loop(int, "%d", "i", check_int);
- simple_numbers_loop(unsigned int, "%x", "x", check_uint);
- simple_numbers_loop(int, "%x", "x", check_int);
- simple_numbers_loop(int, "0x%x", "i", check_int);
- simple_numbers_loop(unsigned int, "0x%x", "x", check_uint);
- simple_numbers_loop(int, "0x%x", "x", check_int);
-
- simple_numbers_loop(unsigned short, "%hu", "hu", check_ushort);
- simple_numbers_loop(short, "%hd", "hd", check_short);
- simple_numbers_loop(short, "%hd", "hi", check_short);
- simple_numbers_loop(unsigned short, "%hx", "hx", check_ushort);
- simple_numbers_loop(short, "%hx", "hx", check_short);
- simple_numbers_loop(short, "0x%hx", "hi", check_short);
- simple_numbers_loop(unsigned short, "0x%hx", "hx", check_ushort);
- simple_numbers_loop(short, "0x%hx", "hx", check_short);
-
- simple_numbers_loop(unsigned char, "%hhu", "hhu", check_uchar);
- simple_numbers_loop(signed char, "%hhd", "hhd", check_char);
- simple_numbers_loop(signed char, "%hhd", "hhi", check_char);
- simple_numbers_loop(unsigned char, "%hhx", "hhx", check_uchar);
- simple_numbers_loop(signed char, "%hhx", "hhx", check_char);
- simple_numbers_loop(signed char, "0x%hhx", "hhi", check_char);
- simple_numbers_loop(unsigned char, "0x%hhx", "hhx", check_uchar);
- simple_numbers_loop(signed char, "0x%hhx", "hhx", check_char);
+static void numbers_simple(struct kunit *test)
+{
+ simple_numbers_loop(test, unsigned long long, "%llu", "llu", check_ull);
+ simple_numbers_loop(test, long long, "%lld", "lld", check_ll);
+ simple_numbers_loop(test, long long, "%lld", "lli", check_ll);
+ simple_numbers_loop(test, unsigned long long, "%llx", "llx", check_ull);
+ simple_numbers_loop(test, long long, "%llx", "llx", check_ll);
+ simple_numbers_loop(test, long long, "0x%llx", "lli", check_ll);
+ simple_numbers_loop(test, unsigned long long, "0x%llx", "llx", check_ull);
+ simple_numbers_loop(test, long long, "0x%llx", "llx", check_ll);
+
+ simple_numbers_loop(test, unsigned long, "%lu", "lu", check_ulong);
+ simple_numbers_loop(test, long, "%ld", "ld", check_long);
+ simple_numbers_loop(test, long, "%ld", "li", check_long);
+ simple_numbers_loop(test, unsigned long, "%lx", "lx", check_ulong);
+ simple_numbers_loop(test, long, "%lx", "lx", check_long);
+ simple_numbers_loop(test, long, "0x%lx", "li", check_long);
+ simple_numbers_loop(test, unsigned long, "0x%lx", "lx", check_ulong);
+ simple_numbers_loop(test, long, "0x%lx", "lx", check_long);
+
+ simple_numbers_loop(test, unsigned int, "%u", "u", check_uint);
+ simple_numbers_loop(test, int, "%d", "d", check_int);
+ simple_numbers_loop(test, int, "%d", "i", check_int);
+ simple_numbers_loop(test, unsigned int, "%x", "x", check_uint);
+ simple_numbers_loop(test, int, "%x", "x", check_int);
+ simple_numbers_loop(test, int, "0x%x", "i", check_int);
+ simple_numbers_loop(test, unsigned int, "0x%x", "x", check_uint);
+ simple_numbers_loop(test, int, "0x%x", "x", check_int);
+
+ simple_numbers_loop(test, unsigned short, "%hu", "hu", check_ushort);
+ simple_numbers_loop(test, short, "%hd", "hd", check_short);
+ simple_numbers_loop(test, short, "%hd", "hi", check_short);
+ simple_numbers_loop(test, unsigned short, "%hx", "hx", check_ushort);
+ simple_numbers_loop(test, short, "%hx", "hx", check_short);
+ simple_numbers_loop(test, short, "0x%hx", "hi", check_short);
+ simple_numbers_loop(test, unsigned short, "0x%hx", "hx", check_ushort);
+ simple_numbers_loop(test, short, "0x%hx", "hx", check_short);
+
+ simple_numbers_loop(test, unsigned char, "%hhu", "hhu", check_uchar);
+ simple_numbers_loop(test, signed char, "%hhd", "hhd", check_char);
+ simple_numbers_loop(test, signed char, "%hhd", "hhi", check_char);
+ simple_numbers_loop(test, unsigned char, "%hhx", "hhx", check_uchar);
+ simple_numbers_loop(test, signed char, "%hhx", "hhx", check_char);
+ simple_numbers_loop(test, signed char, "0x%hhx", "hhi", check_char);
+ simple_numbers_loop(test, unsigned char, "0x%hhx", "hhx", check_uchar);
+ simple_numbers_loop(test, signed char, "0x%hhx", "hhx", check_char);
}
/*
@@ -267,14 +242,14 @@ static void __init numbers_simple(void)
* the raw prandom*() functions (Not mathematically rigorous!!).
* Variabilty of length and value is more important than perfect randomness.
*/
-static u32 __init next_test_random(u32 max_bits)
+static u32 next_test_random(u32 max_bits)
{
u32 n_bits = hweight32(prandom_u32_state(&rnd_state)) % (max_bits + 1);
return prandom_u32_state(&rnd_state) & GENMASK(n_bits, 0);
}
-static unsigned long long __init next_test_random_ull(void)
+static unsigned long long next_test_random_ull(void)
{
u32 rand1 = prandom_u32_state(&rnd_state);
u32 n_bits = (hweight32(rand1) * 3) % 64;
@@ -311,7 +286,7 @@ do { \
* updating buf_pos and returning the number of characters appended.
* On error buf_pos is not changed and return value is 0.
*/
-static int __init __printf(4, 5)
+static int __printf(4, 5)
append_fmt(char *buf, int *buf_pos, int buf_len, const char *val_fmt, ...)
{
va_list ap;
@@ -333,7 +308,7 @@ append_fmt(char *buf, int *buf_pos, int buf_len, const char *val_fmt, ...)
* Convenience function to append the field delimiter string
* to both the value string and format string buffers.
*/
-static void __init append_delim(char *str_buf, int *str_buf_pos, int str_buf_len,
+static void append_delim(char *str_buf, int *str_buf_pos, int str_buf_len,
char *fmt_buf, int *fmt_buf_pos, int fmt_buf_len,
const char *delim_str)
{
@@ -341,15 +316,15 @@ static void __init append_delim(char *str_buf, int *str_buf_pos, int str_buf_len
append_fmt(fmt_buf, fmt_buf_pos, fmt_buf_len, delim_str);
}
-#define test_array_8(fn, check_data, string, fmt, arr) \
+#define test_array_8(test, fn, check_data, string, fmt, arr) \
do { \
BUILD_BUG_ON(ARRAY_SIZE(arr) != 8); \
- _test(fn, check_data, string, fmt, 8, \
+ _test(test, fn, check_data, string, fmt, 8, \
&(arr)[0], &(arr)[1], &(arr)[2], &(arr)[3], \
&(arr)[4], &(arr)[5], &(arr)[6], &(arr)[7]); \
} while (0)
-#define numbers_list_8(T, gen_fmt, field_sep, scan_fmt, fn) \
+#define numbers_list_8(test, T, gen_fmt, field_sep, scan_fmt, fn) \
do { \
int i, pos = 0, fmt_pos = 0; \
T expect[8], result[8]; \
@@ -366,18 +341,18 @@ do { \
append_fmt(fmt_buffer, &fmt_pos, BUF_SIZE, "%%%s", scan_fmt); \
} \
\
- test_array_8(fn, expect, test_buffer, fmt_buffer, result); \
+ test_array_8(test, fn, expect, test_buffer, fmt_buffer, result); \
} while (0)
-#define numbers_list_fix_width(T, gen_fmt, field_sep, width, scan_fmt, fn) \
+#define numbers_list_fix_width(test, T, gen_fmt, field_sep, width, scan_fmt, fn)\
do { \
char full_fmt[16]; \
\
snprintf(full_fmt, sizeof(full_fmt), "%u%s", width, scan_fmt); \
- numbers_list_8(T, gen_fmt, field_sep, full_fmt, fn); \
+ numbers_list_8(test, T, gen_fmt, field_sep, full_fmt, fn); \
} while (0)
-#define numbers_list_val_width(T, gen_fmt, field_sep, scan_fmt, fn) \
+#define numbers_list_val_width(test, T, gen_fmt, field_sep, scan_fmt, fn) \
do { \
int i, val_len, pos = 0, fmt_pos = 0; \
T expect[8], result[8]; \
@@ -395,201 +370,201 @@ do { \
"%%%u%s", val_len, scan_fmt); \
} \
\
- test_array_8(fn, expect, test_buffer, fmt_buffer, result); \
+ test_array_8(test, fn, expect, test_buffer, fmt_buffer, result); \
} while (0)
-static void __init numbers_list_ll(const char *delim)
+static void numbers_list_ll(struct kunit *test, const char *delim)
{
- numbers_list_8(unsigned long long, "%llu", delim, "llu", check_ull);
- numbers_list_8(long long, "%lld", delim, "lld", check_ll);
- numbers_list_8(long long, "%lld", delim, "lli", check_ll);
- numbers_list_8(unsigned long long, "%llx", delim, "llx", check_ull);
- numbers_list_8(unsigned long long, "0x%llx", delim, "llx", check_ull);
- numbers_list_8(long long, "0x%llx", delim, "lli", check_ll);
+ numbers_list_8(test, unsigned long long, "%llu", delim, "llu", check_ull);
+ numbers_list_8(test, long long, "%lld", delim, "lld", check_ll);
+ numbers_list_8(test, long long, "%lld", delim, "lli", check_ll);
+ numbers_list_8(test, unsigned long long, "%llx", delim, "llx", check_ull);
+ numbers_list_8(test, unsigned long long, "0x%llx", delim, "llx", check_ull);
+ numbers_list_8(test, long long, "0x%llx", delim, "lli", check_ll);
}
-static void __init numbers_list_l(const char *delim)
+static void numbers_list_l(struct kunit *test, const char *delim)
{
- numbers_list_8(unsigned long, "%lu", delim, "lu", check_ulong);
- numbers_list_8(long, "%ld", delim, "ld", check_long);
- numbers_list_8(long, "%ld", delim, "li", check_long);
- numbers_list_8(unsigned long, "%lx", delim, "lx", check_ulong);
- numbers_list_8(unsigned long, "0x%lx", delim, "lx", check_ulong);
- numbers_list_8(long, "0x%lx", delim, "li", check_long);
+ numbers_list_8(test, unsigned long, "%lu", delim, "lu", check_ulong);
+ numbers_list_8(test, long, "%ld", delim, "ld", check_long);
+ numbers_list_8(test, long, "%ld", delim, "li", check_long);
+ numbers_list_8(test, unsigned long, "%lx", delim, "lx", check_ulong);
+ numbers_list_8(test, unsigned long, "0x%lx", delim, "lx", check_ulong);
+ numbers_list_8(test, long, "0x%lx", delim, "li", check_long);
}
-static void __init numbers_list_d(const char *delim)
+static void numbers_list_d(struct kunit *test, const char *delim)
{
- numbers_list_8(unsigned int, "%u", delim, "u", check_uint);
- numbers_list_8(int, "%d", delim, "d", check_int);
- numbers_list_8(int, "%d", delim, "i", check_int);
- numbers_list_8(unsigned int, "%x", delim, "x", check_uint);
- numbers_list_8(unsigned int, "0x%x", delim, "x", check_uint);
- numbers_list_8(int, "0x%x", delim, "i", check_int);
+ numbers_list_8(test, unsigned int, "%u", delim, "u", check_uint);
+ numbers_list_8(test, int, "%d", delim, "d", check_int);
+ numbers_list_8(test, int, "%d", delim, "i", check_int);
+ numbers_list_8(test, unsigned int, "%x", delim, "x", check_uint);
+ numbers_list_8(test, unsigned int, "0x%x", delim, "x", check_uint);
+ numbers_list_8(test, int, "0x%x", delim, "i", check_int);
}
-static void __init numbers_list_h(const char *delim)
+static void numbers_list_h(struct kunit *test, const char *delim)
{
- numbers_list_8(unsigned short, "%hu", delim, "hu", check_ushort);
- numbers_list_8(short, "%hd", delim, "hd", check_short);
- numbers_list_8(short, "%hd", delim, "hi", check_short);
- numbers_list_8(unsigned short, "%hx", delim, "hx", check_ushort);
- numbers_list_8(unsigned short, "0x%hx", delim, "hx", check_ushort);
- numbers_list_8(short, "0x%hx", delim, "hi", check_short);
+ numbers_list_8(test, unsigned short, "%hu", delim, "hu", check_ushort);
+ numbers_list_8(test, short, "%hd", delim, "hd", check_short);
+ numbers_list_8(test, short, "%hd", delim, "hi", check_short);
+ numbers_list_8(test, unsigned short, "%hx", delim, "hx", check_ushort);
+ numbers_list_8(test, unsigned short, "0x%hx", delim, "hx", check_ushort);
+ numbers_list_8(test, short, "0x%hx", delim, "hi", check_short);
}
-static void __init numbers_list_hh(const char *delim)
+static void numbers_list_hh(struct kunit *test, const char *delim)
{
- numbers_list_8(unsigned char, "%hhu", delim, "hhu", check_uchar);
- numbers_list_8(signed char, "%hhd", delim, "hhd", check_char);
- numbers_list_8(signed char, "%hhd", delim, "hhi", check_char);
- numbers_list_8(unsigned char, "%hhx", delim, "hhx", check_uchar);
- numbers_list_8(unsigned char, "0x%hhx", delim, "hhx", check_uchar);
- numbers_list_8(signed char, "0x%hhx", delim, "hhi", check_char);
+ numbers_list_8(test, unsigned char, "%hhu", delim, "hhu", check_uchar);
+ numbers_list_8(test, signed char, "%hhd", delim, "hhd", check_char);
+ numbers_list_8(test, signed char, "%hhd", delim, "hhi", check_char);
+ numbers_list_8(test, unsigned char, "%hhx", delim, "hhx", check_uchar);
+ numbers_list_8(test, unsigned char, "0x%hhx", delim, "hhx", check_uchar);
+ numbers_list_8(test, signed char, "0x%hhx", delim, "hhi", check_char);
}
-static void __init numbers_list(const char *delim)
+static void numbers_list(struct kunit *test, const char *delim)
{
- numbers_list_ll(delim);
- numbers_list_l(delim);
- numbers_list_d(delim);
- numbers_list_h(delim);
- numbers_list_hh(delim);
+ numbers_list_ll(test, delim);
+ numbers_list_l(test, delim);
+ numbers_list_d(test, delim);
+ numbers_list_h(test, delim);
+ numbers_list_hh(test, delim);
}
-static void __init numbers_list_field_width_ll(const char *delim)
+static void numbers_list_field_width_ll(struct kunit *test, const char *delim)
{
- numbers_list_fix_width(unsigned long long, "%llu", delim, 20, "llu", check_ull);
- numbers_list_fix_width(long long, "%lld", delim, 20, "lld", check_ll);
- numbers_list_fix_width(long long, "%lld", delim, 20, "lli", check_ll);
- numbers_list_fix_width(unsigned long long, "%llx", delim, 16, "llx", check_ull);
- numbers_list_fix_width(unsigned long long, "0x%llx", delim, 18, "llx", check_ull);
- numbers_list_fix_width(long long, "0x%llx", delim, 18, "lli", check_ll);
+ numbers_list_fix_width(test, unsigned long long, "%llu", delim, 20, "llu", check_ull);
+ numbers_list_fix_width(test, long long, "%lld", delim, 20, "lld", check_ll);
+ numbers_list_fix_width(test, long long, "%lld", delim, 20, "lli", check_ll);
+ numbers_list_fix_width(test, unsigned long long, "%llx", delim, 16, "llx", check_ull);
+ numbers_list_fix_width(test, unsigned long long, "0x%llx", delim, 18, "llx", check_ull);
+ numbers_list_fix_width(test, long long, "0x%llx", delim, 18, "lli", check_ll);
}
-static void __init numbers_list_field_width_l(const char *delim)
+static void numbers_list_field_width_l(struct kunit *test, const char *delim)
{
#if BITS_PER_LONG == 64
- numbers_list_fix_width(unsigned long, "%lu", delim, 20, "lu", check_ulong);
- numbers_list_fix_width(long, "%ld", delim, 20, "ld", check_long);
- numbers_list_fix_width(long, "%ld", delim, 20, "li", check_long);
- numbers_list_fix_width(unsigned long, "%lx", delim, 16, "lx", check_ulong);
- numbers_list_fix_width(unsigned long, "0x%lx", delim, 18, "lx", check_ulong);
- numbers_list_fix_width(long, "0x%lx", delim, 18, "li", check_long);
+ numbers_list_fix_width(test, unsigned long, "%lu", delim, 20, "lu", check_ulong);
+ numbers_list_fix_width(test, long, "%ld", delim, 20, "ld", check_long);
+ numbers_list_fix_width(test, long, "%ld", delim, 20, "li", check_long);
+ numbers_list_fix_width(test, unsigned long, "%lx", delim, 16, "lx", check_ulong);
+ numbers_list_fix_width(test, unsigned long, "0x%lx", delim, 18, "lx", check_ulong);
+ numbers_list_fix_width(test, long, "0x%lx", delim, 18, "li", check_long);
#else
- numbers_list_fix_width(unsigned long, "%lu", delim, 10, "lu", check_ulong);
- numbers_list_fix_width(long, "%ld", delim, 11, "ld", check_long);
- numbers_list_fix_width(long, "%ld", delim, 11, "li", check_long);
- numbers_list_fix_width(unsigned long, "%lx", delim, 8, "lx", check_ulong);
- numbers_list_fix_width(unsigned long, "0x%lx", delim, 10, "lx", check_ulong);
- numbers_list_fix_width(long, "0x%lx", delim, 10, "li", check_long);
+ numbers_list_fix_width(test, unsigned long, "%lu", delim, 10, "lu", check_ulong);
+ numbers_list_fix_width(test, long, "%ld", delim, 11, "ld", check_long);
+ numbers_list_fix_width(test, long, "%ld", delim, 11, "li", check_long);
+ numbers_list_fix_width(test, unsigned long, "%lx", delim, 8, "lx", check_ulong);
+ numbers_list_fix_width(test, unsigned long, "0x%lx", delim, 10, "lx", check_ulong);
+ numbers_list_fix_width(test, long, "0x%lx", delim, 10, "li", check_long);
#endif
}
-static void __init numbers_list_field_width_d(const char *delim)
+static void numbers_list_field_width_d(struct kunit *test, const char *delim)
{
- numbers_list_fix_width(unsigned int, "%u", delim, 10, "u", check_uint);
- numbers_list_fix_width(int, "%d", delim, 11, "d", check_int);
- numbers_list_fix_width(int, "%d", delim, 11, "i", check_int);
- numbers_list_fix_width(unsigned int, "%x", delim, 8, "x", check_uint);
- numbers_list_fix_width(unsigned int, "0x%x", delim, 10, "x", check_uint);
- numbers_list_fix_width(int, "0x%x", delim, 10, "i", check_int);
+ numbers_list_fix_width(test, unsigned int, "%u", delim, 10, "u", check_uint);
+ numbers_list_fix_width(test, int, "%d", delim, 11, "d", check_int);
+ numbers_list_fix_width(test, int, "%d", delim, 11, "i", check_int);
+ numbers_list_fix_width(test, unsigned int, "%x", delim, 8, "x", check_uint);
+ numbers_list_fix_width(test, unsigned int, "0x%x", delim, 10, "x", check_uint);
+ numbers_list_fix_width(test, int, "0x%x", delim, 10, "i", check_int);
}
-static void __init numbers_list_field_width_h(const char *delim)
+static void numbers_list_field_width_h(struct kunit *test, const char *delim)
{
- numbers_list_fix_width(unsigned short, "%hu", delim, 5, "hu", check_ushort);
- numbers_list_fix_width(short, "%hd", delim, 6, "hd", check_short);
- numbers_list_fix_width(short, "%hd", delim, 6, "hi", check_short);
- numbers_list_fix_width(unsigned short, "%hx", delim, 4, "hx", check_ushort);
- numbers_list_fix_width(unsigned short, "0x%hx", delim, 6, "hx", check_ushort);
- numbers_list_fix_width(short, "0x%hx", delim, 6, "hi", check_short);
+ numbers_list_fix_width(test, unsigned short, "%hu", delim, 5, "hu", check_ushort);
+ numbers_list_fix_width(test, short, "%hd", delim, 6, "hd", check_short);
+ numbers_list_fix_width(test, short, "%hd", delim, 6, "hi", check_short);
+ numbers_list_fix_width(test, unsigned short, "%hx", delim, 4, "hx", check_ushort);
+ numbers_list_fix_width(test, unsigned short, "0x%hx", delim, 6, "hx", check_ushort);
+ numbers_list_fix_width(test, short, "0x%hx", delim, 6, "hi", check_short);
}
-static void __init numbers_list_field_width_hh(const char *delim)
+static void numbers_list_field_width_hh(struct kunit *test, const char *delim)
{
- numbers_list_fix_width(unsigned char, "%hhu", delim, 3, "hhu", check_uchar);
- numbers_list_fix_width(signed char, "%hhd", delim, 4, "hhd", check_char);
- numbers_list_fix_width(signed char, "%hhd", delim, 4, "hhi", check_char);
- numbers_list_fix_width(unsigned char, "%hhx", delim, 2, "hhx", check_uchar);
- numbers_list_fix_width(unsigned char, "0x%hhx", delim, 4, "hhx", check_uchar);
- numbers_list_fix_width(signed char, "0x%hhx", delim, 4, "hhi", check_char);
+ numbers_list_fix_width(test, unsigned char, "%hhu", delim, 3, "hhu", check_uchar);
+ numbers_list_fix_width(test, signed char, "%hhd", delim, 4, "hhd", check_char);
+ numbers_list_fix_width(test, signed char, "%hhd", delim, 4, "hhi", check_char);
+ numbers_list_fix_width(test, unsigned char, "%hhx", delim, 2, "hhx", check_uchar);
+ numbers_list_fix_width(test, unsigned char, "0x%hhx", delim, 4, "hhx", check_uchar);
+ numbers_list_fix_width(test, signed char, "0x%hhx", delim, 4, "hhi", check_char);
}
/*
* List of numbers separated by delim. Each field width specifier is the
* maximum possible digits for the given type and base.
*/
-static void __init numbers_list_field_width_typemax(const char *delim)
+static void numbers_list_field_width_typemax(struct kunit *test, const char *delim)
{
- numbers_list_field_width_ll(delim);
- numbers_list_field_width_l(delim);
- numbers_list_field_width_d(delim);
- numbers_list_field_width_h(delim);
- numbers_list_field_width_hh(delim);
+ numbers_list_field_width_ll(test, delim);
+ numbers_list_field_width_l(test, delim);
+ numbers_list_field_width_d(test, delim);
+ numbers_list_field_width_h(test, delim);
+ numbers_list_field_width_hh(test, delim);
}
-static void __init numbers_list_field_width_val_ll(const char *delim)
+static void numbers_list_field_width_val_ll(struct kunit *test, const char *delim)
{
- numbers_list_val_width(unsigned long long, "%llu", delim, "llu", check_ull);
- numbers_list_val_width(long long, "%lld", delim, "lld", check_ll);
- numbers_list_val_width(long long, "%lld", delim, "lli", check_ll);
- numbers_list_val_width(unsigned long long, "%llx", delim, "llx", check_ull);
- numbers_list_val_width(unsigned long long, "0x%llx", delim, "llx", check_ull);
- numbers_list_val_width(long long, "0x%llx", delim, "lli", check_ll);
+ numbers_list_val_width(test, unsigned long long, "%llu", delim, "llu", check_ull);
+ numbers_list_val_width(test, long long, "%lld", delim, "lld", check_ll);
+ numbers_list_val_width(test, long long, "%lld", delim, "lli", check_ll);
+ numbers_list_val_width(test, unsigned long long, "%llx", delim, "llx", check_ull);
+ numbers_list_val_width(test, unsigned long long, "0x%llx", delim, "llx", check_ull);
+ numbers_list_val_width(test, long long, "0x%llx", delim, "lli", check_ll);
}
-static void __init numbers_list_field_width_val_l(const char *delim)
+static void numbers_list_field_width_val_l(struct kunit *test, const char *delim)
{
- numbers_list_val_width(unsigned long, "%lu", delim, "lu", check_ulong);
- numbers_list_val_width(long, "%ld", delim, "ld", check_long);
- numbers_list_val_width(long, "%ld", delim, "li", check_long);
- numbers_list_val_width(unsigned long, "%lx", delim, "lx", check_ulong);
- numbers_list_val_width(unsigned long, "0x%lx", delim, "lx", check_ulong);
- numbers_list_val_width(long, "0x%lx", delim, "li", check_long);
+ numbers_list_val_width(test, unsigned long, "%lu", delim, "lu", check_ulong);
+ numbers_list_val_width(test, long, "%ld", delim, "ld", check_long);
+ numbers_list_val_width(test, long, "%ld", delim, "li", check_long);
+ numbers_list_val_width(test, unsigned long, "%lx", delim, "lx", check_ulong);
+ numbers_list_val_width(test, unsigned long, "0x%lx", delim, "lx", check_ulong);
+ numbers_list_val_width(test, long, "0x%lx", delim, "li", check_long);
}
-static void __init numbers_list_field_width_val_d(const char *delim)
+static void numbers_list_field_width_val_d(struct kunit *test, const char *delim)
{
- numbers_list_val_width(unsigned int, "%u", delim, "u", check_uint);
- numbers_list_val_width(int, "%d", delim, "d", check_int);
- numbers_list_val_width(int, "%d", delim, "i", check_int);
- numbers_list_val_width(unsigned int, "%x", delim, "x", check_uint);
- numbers_list_val_width(unsigned int, "0x%x", delim, "x", check_uint);
- numbers_list_val_width(int, "0x%x", delim, "i", check_int);
+ numbers_list_val_width(test, unsigned int, "%u", delim, "u", check_uint);
+ numbers_list_val_width(test, int, "%d", delim, "d", check_int);
+ numbers_list_val_width(test, int, "%d", delim, "i", check_int);
+ numbers_list_val_width(test, unsigned int, "%x", delim, "x", check_uint);
+ numbers_list_val_width(test, unsigned int, "0x%x", delim, "x", check_uint);
+ numbers_list_val_width(test, int, "0x%x", delim, "i", check_int);
}
-static void __init numbers_list_field_width_val_h(const char *delim)
+static void numbers_list_field_width_val_h(struct kunit *test, const char *delim)
{
- numbers_list_val_width(unsigned short, "%hu", delim, "hu", check_ushort);
- numbers_list_val_width(short, "%hd", delim, "hd", check_short);
- numbers_list_val_width(short, "%hd", delim, "hi", check_short);
- numbers_list_val_width(unsigned short, "%hx", delim, "hx", check_ushort);
- numbers_list_val_width(unsigned short, "0x%hx", delim, "hx", check_ushort);
- numbers_list_val_width(short, "0x%hx", delim, "hi", check_short);
+ numbers_list_val_width(test, unsigned short, "%hu", delim, "hu", check_ushort);
+ numbers_list_val_width(test, short, "%hd", delim, "hd", check_short);
+ numbers_list_val_width(test, short, "%hd", delim, "hi", check_short);
+ numbers_list_val_width(test, unsigned short, "%hx", delim, "hx", check_ushort);
+ numbers_list_val_width(test, unsigned short, "0x%hx", delim, "hx", check_ushort);
+ numbers_list_val_width(test, short, "0x%hx", delim, "hi", check_short);
}
-static void __init numbers_list_field_width_val_hh(const char *delim)
+static void numbers_list_field_width_val_hh(struct kunit *test, const char *delim)
{
- numbers_list_val_width(unsigned char, "%hhu", delim, "hhu", check_uchar);
- numbers_list_val_width(signed char, "%hhd", delim, "hhd", check_char);
- numbers_list_val_width(signed char, "%hhd", delim, "hhi", check_char);
- numbers_list_val_width(unsigned char, "%hhx", delim, "hhx", check_uchar);
- numbers_list_val_width(unsigned char, "0x%hhx", delim, "hhx", check_uchar);
- numbers_list_val_width(signed char, "0x%hhx", delim, "hhi", check_char);
+ numbers_list_val_width(test, unsigned char, "%hhu", delim, "hhu", check_uchar);
+ numbers_list_val_width(test, signed char, "%hhd", delim, "hhd", check_char);
+ numbers_list_val_width(test, signed char, "%hhd", delim, "hhi", check_char);
+ numbers_list_val_width(test, unsigned char, "%hhx", delim, "hhx", check_uchar);
+ numbers_list_val_width(test, unsigned char, "0x%hhx", delim, "hhx", check_uchar);
+ numbers_list_val_width(test, signed char, "0x%hhx", delim, "hhi", check_char);
}
/*
* List of numbers separated by delim. Each field width specifier is the
* exact length of the corresponding value digits in the string being scanned.
*/
-static void __init numbers_list_field_width_val_width(const char *delim)
+static void numbers_list_field_width_val_width(struct kunit *test, const char *delim)
{
- numbers_list_field_width_val_ll(delim);
- numbers_list_field_width_val_l(delim);
- numbers_list_field_width_val_d(delim);
- numbers_list_field_width_val_h(delim);
- numbers_list_field_width_val_hh(delim);
+ numbers_list_field_width_val_ll(test, delim);
+ numbers_list_field_width_val_l(test, delim);
+ numbers_list_field_width_val_d(test, delim);
+ numbers_list_field_width_val_h(test, delim);
+ numbers_list_field_width_val_hh(test, delim);
}
/*
@@ -598,67 +573,67 @@ static void __init numbers_list_field_width_val_width(const char *delim)
* of digits. For example the hex values c0,3,bf01,303 would have a
* string representation of "c03bf01303" and extracted with "%2x%1x%4x%3x".
*/
-static void __init numbers_slice(void)
+static void numbers_slice(struct kunit *test)
{
- numbers_list_field_width_val_width("");
+ numbers_list_field_width_val_width(test, "");
}
-#define test_number_prefix(T, str, scan_fmt, expect0, expect1, n_args, fn) \
+#define test_number_prefix(test, T, str, scan_fmt, expect0, expect1, n_args, fn)\
do { \
const T expect[2] = { expect0, expect1 }; \
T result[2] = { (T)~expect[0], (T)~expect[1] }; \
\
- _test(fn, &expect, str, scan_fmt, n_args, &result[0], &result[1]); \
+ _test(test, fn, &expect, str, scan_fmt, n_args, &result[0], &result[1]);\
} while (0)
/*
* Number prefix is >= field width.
* Expected behaviour is derived from testing userland sscanf.
*/
-static void __init numbers_prefix_overflow(void)
+static void numbers_prefix_overflow(struct kunit *test)
{
/*
* Negative decimal with a field of width 1, should quit scanning
* and return 0.
*/
- test_number_prefix(long long, "-1 1", "%1lld %lld", 0, 0, 0, check_ll);
- test_number_prefix(long, "-1 1", "%1ld %ld", 0, 0, 0, check_long);
- test_number_prefix(int, "-1 1", "%1d %d", 0, 0, 0, check_int);
- test_number_prefix(short, "-1 1", "%1hd %hd", 0, 0, 0, check_short);
- test_number_prefix(signed char, "-1 1", "%1hhd %hhd", 0, 0, 0, check_char);
-
- test_number_prefix(long long, "-1 1", "%1lli %lli", 0, 0, 0, check_ll);
- test_number_prefix(long, "-1 1", "%1li %li", 0, 0, 0, check_long);
- test_number_prefix(int, "-1 1", "%1i %i", 0, 0, 0, check_int);
- test_number_prefix(short, "-1 1", "%1hi %hi", 0, 0, 0, check_short);
- test_number_prefix(signed char, "-1 1", "%1hhi %hhi", 0, 0, 0, check_char);
+ test_number_prefix(test, long long, "-1 1", "%1lld %lld", 0, 0, 0, check_ll);
+ test_number_prefix(test, long, "-1 1", "%1ld %ld", 0, 0, 0, check_long);
+ test_number_prefix(test, int, "-1 1", "%1d %d", 0, 0, 0, check_int);
+ test_number_prefix(test, short, "-1 1", "%1hd %hd", 0, 0, 0, check_short);
+ test_number_prefix(test, signed char, "-1 1", "%1hhd %hhd", 0, 0, 0, check_char);
+
+ test_number_prefix(test, long long, "-1 1", "%1lli %lli", 0, 0, 0, check_ll);
+ test_number_prefix(test, long, "-1 1", "%1li %li", 0, 0, 0, check_long);
+ test_number_prefix(test, int, "-1 1", "%1i %i", 0, 0, 0, check_int);
+ test_number_prefix(test, short, "-1 1", "%1hi %hi", 0, 0, 0, check_short);
+ test_number_prefix(test, signed char, "-1 1", "%1hhi %hhi", 0, 0, 0, check_char);
/*
* 0x prefix in a field of width 1: 0 is a valid digit so should
* convert. Next field scan starts at the 'x' which isn't a digit so
* scan quits with one field converted.
*/
- test_number_prefix(unsigned long long, "0xA7", "%1llx%llx", 0, 0, 1, check_ull);
- test_number_prefix(unsigned long, "0xA7", "%1lx%lx", 0, 0, 1, check_ulong);
- test_number_prefix(unsigned int, "0xA7", "%1x%x", 0, 0, 1, check_uint);
- test_number_prefix(unsigned short, "0xA7", "%1hx%hx", 0, 0, 1, check_ushort);
- test_number_prefix(unsigned char, "0xA7", "%1hhx%hhx", 0, 0, 1, check_uchar);
- test_number_prefix(long long, "0xA7", "%1lli%llx", 0, 0, 1, check_ll);
- test_number_prefix(long, "0xA7", "%1li%lx", 0, 0, 1, check_long);
- test_number_prefix(int, "0xA7", "%1i%x", 0, 0, 1, check_int);
- test_number_prefix(short, "0xA7", "%1hi%hx", 0, 0, 1, check_short);
- test_number_prefix(char, "0xA7", "%1hhi%hhx", 0, 0, 1, check_char);
+ test_number_prefix(test, unsigned long long, "0xA7", "%1llx%llx", 0, 0, 1, check_ull);
+ test_number_prefix(test, unsigned long, "0xA7", "%1lx%lx", 0, 0, 1, check_ulong);
+ test_number_prefix(test, unsigned int, "0xA7", "%1x%x", 0, 0, 1, check_uint);
+ test_number_prefix(test, unsigned short, "0xA7", "%1hx%hx", 0, 0, 1, check_ushort);
+ test_number_prefix(test, unsigned char, "0xA7", "%1hhx%hhx", 0, 0, 1, check_uchar);
+ test_number_prefix(test, long long, "0xA7", "%1lli%llx", 0, 0, 1, check_ll);
+ test_number_prefix(test, long, "0xA7", "%1li%lx", 0, 0, 1, check_long);
+ test_number_prefix(test, int, "0xA7", "%1i%x", 0, 0, 1, check_int);
+ test_number_prefix(test, short, "0xA7", "%1hi%hx", 0, 0, 1, check_short);
+ test_number_prefix(test, char, "0xA7", "%1hhi%hhx", 0, 0, 1, check_char);
/*
* 0x prefix in a field of width 2 using %x conversion: first field
* converts to 0. Next field scan starts at the character after "0x".
* Both fields will convert.
*/
- test_number_prefix(unsigned long long, "0xA7", "%2llx%llx", 0, 0xa7, 2, check_ull);
- test_number_prefix(unsigned long, "0xA7", "%2lx%lx", 0, 0xa7, 2, check_ulong);
- test_number_prefix(unsigned int, "0xA7", "%2x%x", 0, 0xa7, 2, check_uint);
- test_number_prefix(unsigned short, "0xA7", "%2hx%hx", 0, 0xa7, 2, check_ushort);
- test_number_prefix(unsigned char, "0xA7", "%2hhx%hhx", 0, 0xa7, 2, check_uchar);
+ test_number_prefix(test, unsigned long long, "0xA7", "%2llx%llx", 0, 0xa7, 2, check_ull);
+ test_number_prefix(test, unsigned long, "0xA7", "%2lx%lx", 0, 0xa7, 2, check_ulong);
+ test_number_prefix(test, unsigned int, "0xA7", "%2x%x", 0, 0xa7, 2, check_uint);
+ test_number_prefix(test, unsigned short, "0xA7", "%2hx%hx", 0, 0xa7, 2, check_ushort);
+ test_number_prefix(test, unsigned char, "0xA7", "%2hhx%hhx", 0, 0xa7, 2, check_uchar);
/*
* 0x prefix in a field of width 2 using %i conversion: first field
@@ -666,124 +641,112 @@ static void __init numbers_prefix_overflow(void)
* which will convert if can be interpreted as decimal but will fail
* if it contains any hex digits (since no 0x prefix).
*/
- test_number_prefix(long long, "0x67", "%2lli%lli", 0, 67, 2, check_ll);
- test_number_prefix(long, "0x67", "%2li%li", 0, 67, 2, check_long);
- test_number_prefix(int, "0x67", "%2i%i", 0, 67, 2, check_int);
- test_number_prefix(short, "0x67", "%2hi%hi", 0, 67, 2, check_short);
- test_number_prefix(char, "0x67", "%2hhi%hhi", 0, 67, 2, check_char);
-
- test_number_prefix(long long, "0xA7", "%2lli%lli", 0, 0, 1, check_ll);
- test_number_prefix(long, "0xA7", "%2li%li", 0, 0, 1, check_long);
- test_number_prefix(int, "0xA7", "%2i%i", 0, 0, 1, check_int);
- test_number_prefix(short, "0xA7", "%2hi%hi", 0, 0, 1, check_short);
- test_number_prefix(char, "0xA7", "%2hhi%hhi", 0, 0, 1, check_char);
-}
-
-#define _test_simple_strtoxx(T, fn, gen_fmt, expect, base) \
-do { \
- T got; \
- char *endp; \
- int len; \
- bool fail = false; \
- \
- total_tests++; \
- len = snprintf(test_buffer, BUF_SIZE, gen_fmt, expect); \
- got = (fn)(test_buffer, &endp, base); \
- pr_debug(#fn "(\"%s\", %d) -> " gen_fmt "\n", test_buffer, base, got); \
- if (got != (expect)) { \
- fail = true; \
- pr_warn(#fn "(\"%s\", %d): got " gen_fmt " expected " gen_fmt "\n", \
- test_buffer, base, got, expect); \
- } else if (endp != test_buffer + len) { \
- fail = true; \
- pr_warn(#fn "(\"%s\", %d) startp=0x%px got endp=0x%px expected 0x%px\n", \
- test_buffer, base, test_buffer, \
- test_buffer + len, endp); \
- } \
- \
- if (fail) \
- failed_tests++; \
+ test_number_prefix(test, long long, "0x67", "%2lli%lli", 0, 67, 2, check_ll);
+ test_number_prefix(test, long, "0x67", "%2li%li", 0, 67, 2, check_long);
+ test_number_prefix(test, int, "0x67", "%2i%i", 0, 67, 2, check_int);
+ test_number_prefix(test, short, "0x67", "%2hi%hi", 0, 67, 2, check_short);
+ test_number_prefix(test, char, "0x67", "%2hhi%hhi", 0, 67, 2, check_char);
+
+ test_number_prefix(test, long long, "0xA7", "%2lli%lli", 0, 0, 1, check_ll);
+ test_number_prefix(test, long, "0xA7", "%2li%li", 0, 0, 1, check_long);
+ test_number_prefix(test, int, "0xA7", "%2i%i", 0, 0, 1, check_int);
+ test_number_prefix(test, short, "0xA7", "%2hi%hi", 0, 0, 1, check_short);
+ test_number_prefix(test, char, "0xA7", "%2hhi%hhi", 0, 0, 1, check_char);
+}
+
+#define _test_simple_strtoxx(test, T, fn, gen_fmt, expect, base) \
+do { \
+ T got; \
+ char *endp; \
+ int len; \
+ \
+ len = snprintf(test_buffer, BUF_SIZE, gen_fmt, expect); \
+ got = (fn)(test_buffer, &endp, base); \
+ pr_debug(#fn "(\"%s\", %d) -> " gen_fmt "\n", test_buffer, base, got); \
+ KUNIT_EXPECT_EQ_MSG(test, got, expect, #fn "(\"%s\", %d)", test_buffer, base); \
+ KUNIT_EXPECT_PTR_EQ_MSG(test, endp, test_buffer + len, \
+ #fn "(\"%s\", %d)", test_buffer, base); \
} while (0)
-#define test_simple_strtoxx(T, fn, gen_fmt, base) \
+#define test_simple_strtoxx(test, T, fn, gen_fmt, base) \
do { \
int i; \
\
for (i = 0; i < ARRAY_SIZE(numbers); i++) { \
- _test_simple_strtoxx(T, fn, gen_fmt, (T)numbers[i], base); \
+ _test_simple_strtoxx(test, T, fn, gen_fmt, (T)numbers[i], base);\
\
if (is_signed_type(T)) \
- _test_simple_strtoxx(T, fn, gen_fmt, \
+ _test_simple_strtoxx(test, T, fn, gen_fmt, \
-(T)numbers[i], base); \
} \
} while (0)
-static void __init test_simple_strtoull(void)
+static void test_simple_strtoull(struct kunit *test)
{
- test_simple_strtoxx(unsigned long long, simple_strtoull, "%llu", 10);
- test_simple_strtoxx(unsigned long long, simple_strtoull, "%llu", 0);
- test_simple_strtoxx(unsigned long long, simple_strtoull, "%llx", 16);
- test_simple_strtoxx(unsigned long long, simple_strtoull, "0x%llx", 16);
- test_simple_strtoxx(unsigned long long, simple_strtoull, "0x%llx", 0);
+ test_simple_strtoxx(test, unsigned long long, simple_strtoull, "%llu", 10);
+ test_simple_strtoxx(test, unsigned long long, simple_strtoull, "%llu", 0);
+ test_simple_strtoxx(test, unsigned long long, simple_strtoull, "%llx", 16);
+ test_simple_strtoxx(test, unsigned long long, simple_strtoull, "0x%llx", 16);
+ test_simple_strtoxx(test, unsigned long long, simple_strtoull, "0x%llx", 0);
}
-static void __init test_simple_strtoll(void)
+static void test_simple_strtoll(struct kunit *test)
{
- test_simple_strtoxx(long long, simple_strtoll, "%lld", 10);
- test_simple_strtoxx(long long, simple_strtoll, "%lld", 0);
- test_simple_strtoxx(long long, simple_strtoll, "%llx", 16);
- test_simple_strtoxx(long long, simple_strtoll, "0x%llx", 16);
- test_simple_strtoxx(long long, simple_strtoll, "0x%llx", 0);
+ test_simple_strtoxx(test, long long, simple_strtoll, "%lld", 10);
+ test_simple_strtoxx(test, long long, simple_strtoll, "%lld", 0);
+ test_simple_strtoxx(test, long long, simple_strtoll, "%llx", 16);
+ test_simple_strtoxx(test, long long, simple_strtoll, "0x%llx", 16);
+ test_simple_strtoxx(test, long long, simple_strtoll, "0x%llx", 0);
}
-static void __init test_simple_strtoul(void)
+static void test_simple_strtoul(struct kunit *test)
{
- test_simple_strtoxx(unsigned long, simple_strtoul, "%lu", 10);
- test_simple_strtoxx(unsigned long, simple_strtoul, "%lu", 0);
- test_simple_strtoxx(unsigned long, simple_strtoul, "%lx", 16);
- test_simple_strtoxx(unsigned long, simple_strtoul, "0x%lx", 16);
- test_simple_strtoxx(unsigned long, simple_strtoul, "0x%lx", 0);
+ test_simple_strtoxx(test, unsigned long, simple_strtoul, "%lu", 10);
+ test_simple_strtoxx(test, unsigned long, simple_strtoul, "%lu", 0);
+ test_simple_strtoxx(test, unsigned long, simple_strtoul, "%lx", 16);
+ test_simple_strtoxx(test, unsigned long, simple_strtoul, "0x%lx", 16);
+ test_simple_strtoxx(test, unsigned long, simple_strtoul, "0x%lx", 0);
}
-static void __init test_simple_strtol(void)
+static void test_simple_strtol(struct kunit *test)
{
- test_simple_strtoxx(long, simple_strtol, "%ld", 10);
- test_simple_strtoxx(long, simple_strtol, "%ld", 0);
- test_simple_strtoxx(long, simple_strtol, "%lx", 16);
- test_simple_strtoxx(long, simple_strtol, "0x%lx", 16);
- test_simple_strtoxx(long, simple_strtol, "0x%lx", 0);
+ test_simple_strtoxx(test, long, simple_strtol, "%ld", 10);
+ test_simple_strtoxx(test, long, simple_strtol, "%ld", 0);
+ test_simple_strtoxx(test, long, simple_strtol, "%lx", 16);
+ test_simple_strtoxx(test, long, simple_strtol, "0x%lx", 16);
+ test_simple_strtoxx(test, long, simple_strtol, "0x%lx", 0);
}
/* Selection of common delimiters/separators between numbers in a string. */
-static const char * const number_delimiters[] __initconst = {
+static const char * const number_delimiters[] = {
" ", ":", ",", "-", "/",
};
-static void __init test_numbers(void)
+static void test_numbers(struct kunit *test)
{
int i;
/* String containing only one number. */
- numbers_simple();
+ numbers_simple(test);
/* String with multiple numbers separated by delimiter. */
for (i = 0; i < ARRAY_SIZE(number_delimiters); i++) {
- numbers_list(number_delimiters[i]);
+ numbers_list(test, number_delimiters[i]);
/* Field width may be longer than actual field digits. */
- numbers_list_field_width_typemax(number_delimiters[i]);
+ numbers_list_field_width_typemax(test, number_delimiters[i]);
/* Each field width exactly length of actual field digits. */
- numbers_list_field_width_val_width(number_delimiters[i]);
+ numbers_list_field_width_val_width(test, number_delimiters[i]);
}
/* Slice continuous sequence of digits using field widths. */
- numbers_slice();
+ numbers_slice(test);
- numbers_prefix_overflow();
+ numbers_prefix_overflow(test);
}
-static void __init selftest(void)
+static void scanf_test(struct kunit *test)
{
test_buffer = kmalloc(BUF_SIZE, GFP_KERNEL);
if (!test_buffer)
@@ -797,18 +760,29 @@ static void __init selftest(void)
prandom_seed_state(&rnd_state, 3141592653589793238ULL);
- test_numbers();
+ test_numbers(test);
- test_simple_strtoull();
- test_simple_strtoll();
- test_simple_strtoul();
- test_simple_strtol();
+ test_simple_strtoull(test);
+ test_simple_strtoll(test);
+ test_simple_strtoul(test);
+ test_simple_strtol(test);
kfree(fmt_buffer);
kfree(test_buffer);
}
-KSTM_MODULE_LOADERS(test_scanf);
+static struct kunit_case scanf_test_cases[] = {
+ KUNIT_CASE(scanf_test),
+ {}
+};
+
+static struct kunit_suite scanf_test_suite = {
+ .name = "scanf",
+ .test_cases = scanf_test_cases,
+};
+
+kunit_test_suite(scanf_test_suite);
+
MODULE_AUTHOR("Richard Fitzgerald <rf@...nsource.cirrus.com>");
MODULE_DESCRIPTION("Test cases for sscanf facility");
MODULE_LICENSE("GPL v2");
diff --git a/tools/testing/selftests/lib/Makefile b/tools/testing/selftests/lib/Makefile
index c52fe3ad8e98..4afda556151f 100644
--- a/tools/testing/selftests/lib/Makefile
+++ b/tools/testing/selftests/lib/Makefile
@@ -4,5 +4,5 @@
# No binaries, but make sure arg-less "make" doesn't trigger "run_tests"
all:
-TEST_PROGS := printf.sh bitmap.sh prime_numbers.sh scanf.sh
+TEST_PROGS := printf.sh bitmap.sh prime_numbers.sh
include ../lib.mk
diff --git a/tools/testing/selftests/lib/config b/tools/testing/selftests/lib/config
index dc15aba8d0a3..80b55a504868 100644
--- a/tools/testing/selftests/lib/config
+++ b/tools/testing/selftests/lib/config
@@ -1,5 +1,4 @@
CONFIG_TEST_PRINTF=m
-CONFIG_TEST_SCANF=m
CONFIG_TEST_BITMAP=m
CONFIG_PRIME_NUMBERS=m
CONFIG_TEST_BITOPS=m
diff --git a/tools/testing/selftests/lib/scanf.sh b/tools/testing/selftests/lib/scanf.sh
deleted file mode 100755
index b59b8ba561c3..000000000000
--- a/tools/testing/selftests/lib/scanf.sh
+++ /dev/null
@@ -1,4 +0,0 @@
-#!/bin/sh
-# SPDX-License-Identifier: GPL-2.0
-# Tests the scanf infrastructure using test_scanf kernel module.
-$(dirname $0)/../kselftest/module.sh "scanf" test_scanf
--
2.48.1
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