F: lib/string.c
F: lib/string_kunit.c
F: lib/string_helpers.c
-F: lib/test-string_helpers.c
+F: lib/string_helpers_kunit.c
F: scripts/coccinelle/api/string_choices.cocci
GENERIC UIO DRIVER FOR PCI DEVICES
depends on KUNIT
default KUNIT_ALL_TESTS
-config TEST_STRING_HELPERS
- tristate "Test functions located in the string_helpers module at runtime"
+config STRING_HELPERS_KUNIT_TEST
+ tristate "KUnit test string helpers at runtime" if !KUNIT_ALL_TESTS
+ depends on KUNIT
+ default KUNIT_ALL_TESTS
config TEST_KSTRTOX
tristate "Test kstrto*() family of functions at runtime"
generic-radix-tree.o bitmap-str.o
obj-$(CONFIG_STRING_KUNIT_TEST) += string_kunit.o
obj-y += string_helpers.o
-obj-$(CONFIG_TEST_STRING_HELPERS) += test-string_helpers.o
+obj-$(CONFIG_STRING_HELPERS_KUNIT_TEST) += string_helpers_kunit.o
obj-y += hexdump.o
obj-$(CONFIG_TEST_HEXDUMP) += test_hexdump.o
obj-y += kstrtox.o
--- /dev/null
+// SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
+/*
+ * Test cases for lib/string_helpers.c module.
+ */
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
+#include <kunit/test.h>
+#include <linux/array_size.h>
+#include <linux/kernel.h>
+#include <linux/random.h>
+#include <linux/string.h>
+#include <linux/string_helpers.h>
+
+static void test_string_check_buf(struct kunit *test,
+ const char *name, unsigned int flags,
+ char *in, size_t p,
+ char *out_real, size_t q_real,
+ char *out_test, size_t q_test)
+{
+ KUNIT_ASSERT_EQ_MSG(test, q_real, q_test, "name:%s", name);
+ KUNIT_EXPECT_MEMEQ_MSG(test, out_test, out_real, q_test,
+ "name:%s", name);
+}
+
+struct test_string {
+ const char *in;
+ const char *out;
+ unsigned int flags;
+};
+
+static const struct test_string strings[] = {
+ {
+ .in = "\\f\\ \\n\\r\\t\\v",
+ .out = "\f\\ \n\r\t\v",
+ .flags = UNESCAPE_SPACE,
+ },
+ {
+ .in = "\\40\\1\\387\\0064\\05\\040\\8a\\110\\777",
+ .out = " \001\00387\0064\005 \\8aH?7",
+ .flags = UNESCAPE_OCTAL,
+ },
+ {
+ .in = "\\xv\\xa\\x2c\\xD\\x6f2",
+ .out = "\\xv\n,\ro2",
+ .flags = UNESCAPE_HEX,
+ },
+ {
+ .in = "\\h\\\\\\\"\\a\\e\\",
+ .out = "\\h\\\"\a\e\\",
+ .flags = UNESCAPE_SPECIAL,
+ },
+};
+
+static void test_string_unescape(struct kunit *test,
+ const char *name, unsigned int flags,
+ bool inplace)
+{
+ int q_real = 256;
+ char *in = kunit_kzalloc(test, q_real, GFP_KERNEL);
+ char *out_test = kunit_kzalloc(test, q_real, GFP_KERNEL);
+ char *out_real = kunit_kzalloc(test, q_real, GFP_KERNEL);
+ int i, p = 0, q_test = 0;
+
+ KUNIT_ASSERT_NOT_ERR_OR_NULL(test, in);
+ KUNIT_ASSERT_NOT_ERR_OR_NULL(test, out_test);
+ KUNIT_ASSERT_NOT_ERR_OR_NULL(test, out_real);
+
+ for (i = 0; i < ARRAY_SIZE(strings); i++) {
+ const char *s = strings[i].in;
+ int len = strlen(strings[i].in);
+
+ /* Copy string to in buffer */
+ memcpy(&in[p], s, len);
+ p += len;
+
+ /* Copy expected result for given flags */
+ if (flags & strings[i].flags) {
+ s = strings[i].out;
+ len = strlen(strings[i].out);
+ }
+ memcpy(&out_test[q_test], s, len);
+ q_test += len;
+ }
+ in[p++] = '\0';
+
+ /* Call string_unescape and compare result */
+ if (inplace) {
+ memcpy(out_real, in, p);
+ if (flags == UNESCAPE_ANY)
+ q_real = string_unescape_any_inplace(out_real);
+ else
+ q_real = string_unescape_inplace(out_real, flags);
+ } else if (flags == UNESCAPE_ANY) {
+ q_real = string_unescape_any(in, out_real, q_real);
+ } else {
+ q_real = string_unescape(in, out_real, q_real, flags);
+ }
+
+ test_string_check_buf(test, name, flags, in, p - 1, out_real, q_real,
+ out_test, q_test);
+}
+
+struct test_string_1 {
+ const char *out;
+ unsigned int flags;
+};
+
+#define TEST_STRING_2_MAX_S1 32
+struct test_string_2 {
+ const char *in;
+ struct test_string_1 s1[TEST_STRING_2_MAX_S1];
+};
+
+#define TEST_STRING_2_DICT_0 NULL
+static const struct test_string_2 escape0[] = {{
+ .in = "\f\\ \n\r\t\v",
+ .s1 = {{
+ .out = "\\f\\ \\n\\r\\t\\v",
+ .flags = ESCAPE_SPACE,
+ },{
+ .out = "\\f\\134\\040\\n\\r\\t\\v",
+ .flags = ESCAPE_SPACE | ESCAPE_OCTAL,
+ },{
+ .out = "\\f\\x5c\\x20\\n\\r\\t\\v",
+ .flags = ESCAPE_SPACE | ESCAPE_HEX,
+ },{
+ /* terminator */
+ }}
+},{
+ .in = "\\h\\\"\a\e\\",
+ .s1 = {{
+ .out = "\\\\h\\\\\\\"\\a\\e\\\\",
+ .flags = ESCAPE_SPECIAL,
+ },{
+ .out = "\\\\\\150\\\\\\\"\\a\\e\\\\",
+ .flags = ESCAPE_SPECIAL | ESCAPE_OCTAL,
+ },{
+ .out = "\\\\\\x68\\\\\\\"\\a\\e\\\\",
+ .flags = ESCAPE_SPECIAL | ESCAPE_HEX,
+ },{
+ /* terminator */
+ }}
+},{
+ .in = "\eb \\C\007\"\x90\r]",
+ .s1 = {{
+ .out = "\eb \\C\007\"\x90\\r]",
+ .flags = ESCAPE_SPACE,
+ },{
+ .out = "\\eb \\\\C\\a\\\"\x90\r]",
+ .flags = ESCAPE_SPECIAL,
+ },{
+ .out = "\\eb \\\\C\\a\\\"\x90\\r]",
+ .flags = ESCAPE_SPACE | ESCAPE_SPECIAL,
+ },{
+ .out = "\\033\\142\\040\\134\\103\\007\\042\\220\\015\\135",
+ .flags = ESCAPE_OCTAL,
+ },{
+ .out = "\\033\\142\\040\\134\\103\\007\\042\\220\\r\\135",
+ .flags = ESCAPE_SPACE | ESCAPE_OCTAL,
+ },{
+ .out = "\\e\\142\\040\\\\\\103\\a\\\"\\220\\015\\135",
+ .flags = ESCAPE_SPECIAL | ESCAPE_OCTAL,
+ },{
+ .out = "\\e\\142\\040\\\\\\103\\a\\\"\\220\\r\\135",
+ .flags = ESCAPE_SPACE | ESCAPE_SPECIAL | ESCAPE_OCTAL,
+ },{
+ .out = "\eb \\C\007\"\x90\r]",
+ .flags = ESCAPE_NP,
+ },{
+ .out = "\eb \\C\007\"\x90\\r]",
+ .flags = ESCAPE_SPACE | ESCAPE_NP,
+ },{
+ .out = "\\eb \\C\\a\"\x90\r]",
+ .flags = ESCAPE_SPECIAL | ESCAPE_NP,
+ },{
+ .out = "\\eb \\C\\a\"\x90\\r]",
+ .flags = ESCAPE_SPACE | ESCAPE_SPECIAL | ESCAPE_NP,
+ },{
+ .out = "\\033b \\C\\007\"\\220\\015]",
+ .flags = ESCAPE_OCTAL | ESCAPE_NP,
+ },{
+ .out = "\\033b \\C\\007\"\\220\\r]",
+ .flags = ESCAPE_SPACE | ESCAPE_OCTAL | ESCAPE_NP,
+ },{
+ .out = "\\eb \\C\\a\"\\220\\r]",
+ .flags = ESCAPE_SPECIAL | ESCAPE_SPACE | ESCAPE_OCTAL |
+ ESCAPE_NP,
+ },{
+ .out = "\\x1bb \\C\\x07\"\\x90\\x0d]",
+ .flags = ESCAPE_NP | ESCAPE_HEX,
+ },{
+ /* terminator */
+ }}
+},{
+ .in = "\007 \eb\"\x90\xCF\r",
+ .s1 = {{
+ .out = "\007 \eb\"\\220\\317\r",
+ .flags = ESCAPE_OCTAL | ESCAPE_NA,
+ },{
+ .out = "\007 \eb\"\\x90\\xcf\r",
+ .flags = ESCAPE_HEX | ESCAPE_NA,
+ },{
+ .out = "\007 \eb\"\x90\xCF\r",
+ .flags = ESCAPE_NA,
+ },{
+ /* terminator */
+ }}
+},{
+ /* terminator */
+}};
+
+#define TEST_STRING_2_DICT_1 "b\\ \t\r\xCF"
+static const struct test_string_2 escape1[] = {{
+ .in = "\f\\ \n\r\t\v",
+ .s1 = {{
+ .out = "\f\\134\\040\n\\015\\011\v",
+ .flags = ESCAPE_OCTAL,
+ },{
+ .out = "\f\\x5c\\x20\n\\x0d\\x09\v",
+ .flags = ESCAPE_HEX,
+ },{
+ .out = "\f\\134\\040\n\\015\\011\v",
+ .flags = ESCAPE_ANY | ESCAPE_APPEND,
+ },{
+ .out = "\\014\\134\\040\\012\\015\\011\\013",
+ .flags = ESCAPE_OCTAL | ESCAPE_APPEND | ESCAPE_NAP,
+ },{
+ .out = "\\x0c\\x5c\\x20\\x0a\\x0d\\x09\\x0b",
+ .flags = ESCAPE_HEX | ESCAPE_APPEND | ESCAPE_NAP,
+ },{
+ .out = "\f\\134\\040\n\\015\\011\v",
+ .flags = ESCAPE_OCTAL | ESCAPE_APPEND | ESCAPE_NA,
+ },{
+ .out = "\f\\x5c\\x20\n\\x0d\\x09\v",
+ .flags = ESCAPE_HEX | ESCAPE_APPEND | ESCAPE_NA,
+ },{
+ /* terminator */
+ }}
+},{
+ .in = "\\h\\\"\a\xCF\e\\",
+ .s1 = {{
+ .out = "\\134h\\134\"\a\\317\e\\134",
+ .flags = ESCAPE_OCTAL,
+ },{
+ .out = "\\134h\\134\"\a\\317\e\\134",
+ .flags = ESCAPE_ANY | ESCAPE_APPEND,
+ },{
+ .out = "\\134h\\134\"\\007\\317\\033\\134",
+ .flags = ESCAPE_OCTAL | ESCAPE_APPEND | ESCAPE_NAP,
+ },{
+ .out = "\\134h\\134\"\a\\317\e\\134",
+ .flags = ESCAPE_OCTAL | ESCAPE_APPEND | ESCAPE_NA,
+ },{
+ /* terminator */
+ }}
+},{
+ .in = "\eb \\C\007\"\x90\r]",
+ .s1 = {{
+ .out = "\e\\142\\040\\134C\007\"\x90\\015]",
+ .flags = ESCAPE_OCTAL,
+ },{
+ /* terminator */
+ }}
+},{
+ .in = "\007 \eb\"\x90\xCF\r",
+ .s1 = {{
+ .out = "\007 \eb\"\x90\xCF\r",
+ .flags = ESCAPE_NA,
+ },{
+ .out = "\007 \eb\"\x90\xCF\r",
+ .flags = ESCAPE_SPACE | ESCAPE_NA,
+ },{
+ .out = "\007 \eb\"\x90\xCF\r",
+ .flags = ESCAPE_SPECIAL | ESCAPE_NA,
+ },{
+ .out = "\007 \eb\"\x90\xCF\r",
+ .flags = ESCAPE_SPACE | ESCAPE_SPECIAL | ESCAPE_NA,
+ },{
+ .out = "\007 \eb\"\x90\\317\r",
+ .flags = ESCAPE_OCTAL | ESCAPE_NA,
+ },{
+ .out = "\007 \eb\"\x90\\317\r",
+ .flags = ESCAPE_SPACE | ESCAPE_OCTAL | ESCAPE_NA,
+ },{
+ .out = "\007 \eb\"\x90\\317\r",
+ .flags = ESCAPE_SPECIAL | ESCAPE_OCTAL | ESCAPE_NA,
+ },{
+ .out = "\007 \eb\"\x90\\317\r",
+ .flags = ESCAPE_ANY | ESCAPE_NA,
+ },{
+ .out = "\007 \eb\"\x90\\xcf\r",
+ .flags = ESCAPE_HEX | ESCAPE_NA,
+ },{
+ .out = "\007 \eb\"\x90\\xcf\r",
+ .flags = ESCAPE_SPACE | ESCAPE_HEX | ESCAPE_NA,
+ },{
+ .out = "\007 \eb\"\x90\\xcf\r",
+ .flags = ESCAPE_SPECIAL | ESCAPE_HEX | ESCAPE_NA,
+ },{
+ .out = "\007 \eb\"\x90\\xcf\r",
+ .flags = ESCAPE_SPACE | ESCAPE_SPECIAL | ESCAPE_HEX | ESCAPE_NA,
+ },{
+ /* terminator */
+ }}
+},{
+ .in = "\007 \eb\"\x90\xCF\r",
+ .s1 = {{
+ .out = "\007 \eb\"\x90\xCF\r",
+ .flags = ESCAPE_NAP,
+ },{
+ .out = "\007 \eb\"\x90\xCF\\r",
+ .flags = ESCAPE_SPACE | ESCAPE_NAP,
+ },{
+ .out = "\007 \eb\"\x90\xCF\r",
+ .flags = ESCAPE_SPECIAL | ESCAPE_NAP,
+ },{
+ .out = "\007 \eb\"\x90\xCF\\r",
+ .flags = ESCAPE_SPACE | ESCAPE_SPECIAL | ESCAPE_NAP,
+ },{
+ .out = "\007 \eb\"\x90\\317\\015",
+ .flags = ESCAPE_OCTAL | ESCAPE_NAP,
+ },{
+ .out = "\007 \eb\"\x90\\317\\r",
+ .flags = ESCAPE_SPACE | ESCAPE_OCTAL | ESCAPE_NAP,
+ },{
+ .out = "\007 \eb\"\x90\\317\\015",
+ .flags = ESCAPE_SPECIAL | ESCAPE_OCTAL | ESCAPE_NAP,
+ },{
+ .out = "\007 \eb\"\x90\\317\r",
+ .flags = ESCAPE_ANY | ESCAPE_NAP,
+ },{
+ .out = "\007 \eb\"\x90\\xcf\\x0d",
+ .flags = ESCAPE_HEX | ESCAPE_NAP,
+ },{
+ .out = "\007 \eb\"\x90\\xcf\\r",
+ .flags = ESCAPE_SPACE | ESCAPE_HEX | ESCAPE_NAP,
+ },{
+ .out = "\007 \eb\"\x90\\xcf\\x0d",
+ .flags = ESCAPE_SPECIAL | ESCAPE_HEX | ESCAPE_NAP,
+ },{
+ .out = "\007 \eb\"\x90\\xcf\\r",
+ .flags = ESCAPE_SPACE | ESCAPE_SPECIAL | ESCAPE_HEX | ESCAPE_NAP,
+ },{
+ /* terminator */
+ }}
+},{
+ /* terminator */
+}};
+
+static const struct test_string strings_upper[] = {
+ {
+ .in = "abcdefgh1234567890test",
+ .out = "ABCDEFGH1234567890TEST",
+ },
+ {
+ .in = "abCdeFgH1234567890TesT",
+ .out = "ABCDEFGH1234567890TEST",
+ },
+};
+
+static const struct test_string strings_lower[] = {
+ {
+ .in = "ABCDEFGH1234567890TEST",
+ .out = "abcdefgh1234567890test",
+ },
+ {
+ .in = "abCdeFgH1234567890TesT",
+ .out = "abcdefgh1234567890test",
+ },
+};
+
+static const char *test_string_find_match(const struct test_string_2 *s2,
+ unsigned int flags)
+{
+ const struct test_string_1 *s1 = s2->s1;
+ unsigned int i;
+
+ if (!flags)
+ return s2->in;
+
+ /* Test cases are NULL-aware */
+ flags &= ~ESCAPE_NULL;
+
+ /* ESCAPE_OCTAL has a higher priority */
+ if (flags & ESCAPE_OCTAL)
+ flags &= ~ESCAPE_HEX;
+
+ for (i = 0; i < TEST_STRING_2_MAX_S1 && s1->out; i++, s1++)
+ if (s1->flags == flags)
+ return s1->out;
+ return NULL;
+}
+
+static void
+test_string_escape_overflow(struct kunit *test,
+ const char *in, int p, unsigned int flags, const char *esc,
+ int q_test, const char *name)
+{
+ int q_real;
+
+ q_real = string_escape_mem(in, p, NULL, 0, flags, esc);
+ KUNIT_EXPECT_EQ_MSG(test, q_real, q_test, "name:%s: flags:%#x", name, flags);
+}
+
+static void test_string_escape(struct kunit *test, const char *name,
+ const struct test_string_2 *s2,
+ unsigned int flags, const char *esc)
+{
+ size_t out_size = 512;
+ char *out_test = kunit_kzalloc(test, out_size, GFP_KERNEL);
+ char *out_real = kunit_kzalloc(test, out_size, GFP_KERNEL);
+ char *in = kunit_kzalloc(test, 256, GFP_KERNEL);
+ int p = 0, q_test = 0;
+ int q_real;
+
+ KUNIT_ASSERT_NOT_ERR_OR_NULL(test, out_test);
+ KUNIT_ASSERT_NOT_ERR_OR_NULL(test, out_real);
+ KUNIT_ASSERT_NOT_ERR_OR_NULL(test, in);
+
+ for (; s2->in; s2++) {
+ const char *out;
+ int len;
+
+ /* NULL injection */
+ if (flags & ESCAPE_NULL) {
+ in[p++] = '\0';
+ /* '\0' passes isascii() test */
+ if (flags & ESCAPE_NA && !(flags & ESCAPE_APPEND && esc)) {
+ out_test[q_test++] = '\0';
+ } else {
+ out_test[q_test++] = '\\';
+ out_test[q_test++] = '0';
+ }
+ }
+
+ /* Don't try strings that have no output */
+ out = test_string_find_match(s2, flags);
+ if (!out)
+ continue;
+
+ /* Copy string to in buffer */
+ len = strlen(s2->in);
+ memcpy(&in[p], s2->in, len);
+ p += len;
+
+ /* Copy expected result for given flags */
+ len = strlen(out);
+ memcpy(&out_test[q_test], out, len);
+ q_test += len;
+ }
+
+ q_real = string_escape_mem(in, p, out_real, out_size, flags, esc);
+
+ test_string_check_buf(test, name, flags, in, p, out_real, q_real, out_test,
+ q_test);
+
+ test_string_escape_overflow(test, in, p, flags, esc, q_test, name);
+}
+
+#define string_get_size_maxbuf 16
+#define test_string_get_size_one(size, blk_size, exp_result10, exp_result2) \
+ do { \
+ BUILD_BUG_ON(sizeof(exp_result10) >= string_get_size_maxbuf); \
+ BUILD_BUG_ON(sizeof(exp_result2) >= string_get_size_maxbuf); \
+ __test_string_get_size(test, (size), (blk_size), (exp_result10), \
+ (exp_result2)); \
+ } while (0)
+
+
+static void test_string_get_size_check(struct kunit *test,
+ const char *units,
+ const char *exp,
+ char *res,
+ const u64 size,
+ const u64 blk_size)
+{
+ KUNIT_EXPECT_MEMEQ_MSG(test, res, exp, strlen(exp) + 1,
+ "string_get_size(size = %llu, blk_size = %llu, units = %s)",
+ size, blk_size, units);
+}
+
+static void __strchrcut(char *dst, const char *src, const char *cut)
+{
+ const char *from = src;
+ size_t len;
+
+ do {
+ len = strcspn(from, cut);
+ memcpy(dst, from, len);
+ dst += len;
+ from += len;
+ } while (*from++);
+ *dst = '\0';
+}
+
+static void __test_string_get_size_one(struct kunit *test,
+ const u64 size, const u64 blk_size,
+ const char *exp_result10,
+ const char *exp_result2,
+ enum string_size_units units,
+ const char *cut)
+{
+ char buf10[string_get_size_maxbuf];
+ char buf2[string_get_size_maxbuf];
+ char exp10[string_get_size_maxbuf];
+ char exp2[string_get_size_maxbuf];
+ char prefix10[64];
+ char prefix2[64];
+
+ sprintf(prefix10, "STRING_UNITS_10 [%s]", cut);
+ sprintf(prefix2, "STRING_UNITS_2 [%s]", cut);
+
+ __strchrcut(exp10, exp_result10, cut);
+ __strchrcut(exp2, exp_result2, cut);
+
+ string_get_size(size, blk_size, STRING_UNITS_10 | units, buf10, sizeof(buf10));
+ string_get_size(size, blk_size, STRING_UNITS_2 | units, buf2, sizeof(buf2));
+
+ test_string_get_size_check(test, prefix10, exp10, buf10, size, blk_size);
+ test_string_get_size_check(test, prefix2, exp2, buf2, size, blk_size);
+}
+
+static void __test_string_get_size(struct kunit *test,
+ const u64 size, const u64 blk_size,
+ const char *exp_result10,
+ const char *exp_result2)
+{
+ struct {
+ enum string_size_units units;
+ const char *cut;
+ } get_size_test_cases[] = {
+ { 0, "" },
+ { STRING_UNITS_NO_SPACE, " " },
+ { STRING_UNITS_NO_SPACE | STRING_UNITS_NO_BYTES, " B" },
+ { STRING_UNITS_NO_BYTES, "B" },
+ };
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(get_size_test_cases); i++)
+ __test_string_get_size_one(test, size, blk_size,
+ exp_result10, exp_result2,
+ get_size_test_cases[i].units,
+ get_size_test_cases[i].cut);
+}
+
+static void test_get_size(struct kunit *test)
+{
+ /* small values */
+ test_string_get_size_one(0, 512, "0 B", "0 B");
+ test_string_get_size_one(1, 512, "512 B", "512 B");
+ test_string_get_size_one(1100, 1, "1.10 kB", "1.07 KiB");
+
+ /* normal values */
+ test_string_get_size_one(16384, 512, "8.39 MB", "8.00 MiB");
+ test_string_get_size_one(500118192, 512, "256 GB", "238 GiB");
+ test_string_get_size_one(8192, 4096, "33.6 MB", "32.0 MiB");
+
+ /* weird block sizes */
+ test_string_get_size_one(3000, 1900, "5.70 MB", "5.44 MiB");
+
+ /* huge values */
+ test_string_get_size_one(U64_MAX, 4096, "75.6 ZB", "64.0 ZiB");
+ test_string_get_size_one(4096, U64_MAX, "75.6 ZB", "64.0 ZiB");
+}
+
+static void test_upper_lower(struct kunit *test)
+{
+ char *dst;
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(strings_upper); i++) {
+ const char *s = strings_upper[i].in;
+ int len = strlen(strings_upper[i].in) + 1;
+
+ dst = kmalloc(len, GFP_KERNEL);
+ KUNIT_ASSERT_NOT_NULL(test, dst);
+
+ string_upper(dst, s);
+ KUNIT_EXPECT_STREQ(test, dst, strings_upper[i].out);
+ kfree(dst);
+ }
+
+ for (i = 0; i < ARRAY_SIZE(strings_lower); i++) {
+ const char *s = strings_lower[i].in;
+ int len = strlen(strings_lower[i].in) + 1;
+
+ dst = kmalloc(len, GFP_KERNEL);
+ KUNIT_ASSERT_NOT_NULL(test, dst);
+
+ string_lower(dst, s);
+ KUNIT_EXPECT_STREQ(test, dst, strings_lower[i].out);
+ kfree(dst);
+ }
+}
+
+static void test_unescape(struct kunit *test)
+{
+ unsigned int i;
+
+ for (i = 0; i < UNESCAPE_ALL_MASK + 1; i++)
+ test_string_unescape(test, "unescape", i, false);
+ test_string_unescape(test, "unescape inplace",
+ get_random_u32_below(UNESCAPE_ALL_MASK + 1), true);
+
+ /* Without dictionary */
+ for (i = 0; i < ESCAPE_ALL_MASK + 1; i++)
+ test_string_escape(test, "escape 0", escape0, i, TEST_STRING_2_DICT_0);
+
+ /* With dictionary */
+ for (i = 0; i < ESCAPE_ALL_MASK + 1; i++)
+ test_string_escape(test, "escape 1", escape1, i, TEST_STRING_2_DICT_1);
+}
+
+static struct kunit_case string_helpers_test_cases[] = {
+ KUNIT_CASE(test_get_size),
+ KUNIT_CASE(test_upper_lower),
+ KUNIT_CASE(test_unescape),
+ {}
+};
+
+static struct kunit_suite string_helpers_test_suite = {
+ .name = "string_helpers",
+ .test_cases = string_helpers_test_cases,
+};
+
+kunit_test_suites(&string_helpers_test_suite);
+
+MODULE_LICENSE("Dual BSD/GPL");
+++ /dev/null
-/*
- * Test cases for lib/string_helpers.c module.
- */
-#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
-
-#include <linux/array_size.h>
-#include <linux/init.h>
-#include <linux/kernel.h>
-#include <linux/slab.h>
-#include <linux/module.h>
-#include <linux/random.h>
-#include <linux/string.h>
-#include <linux/string_helpers.h>
-
-static __init bool test_string_check_buf(const char *name, unsigned int flags,
- char *in, size_t p,
- char *out_real, size_t q_real,
- char *out_test, size_t q_test)
-{
- if (q_real == q_test && !memcmp(out_test, out_real, q_test))
- return true;
-
- pr_warn("Test '%s' failed: flags = %#x\n", name, flags);
-
- print_hex_dump(KERN_WARNING, "Input: ", DUMP_PREFIX_NONE, 16, 1,
- in, p, true);
- print_hex_dump(KERN_WARNING, "Expected: ", DUMP_PREFIX_NONE, 16, 1,
- out_test, q_test, true);
- print_hex_dump(KERN_WARNING, "Got: ", DUMP_PREFIX_NONE, 16, 1,
- out_real, q_real, true);
-
- return false;
-}
-
-struct test_string {
- const char *in;
- const char *out;
- unsigned int flags;
-};
-
-static const struct test_string strings[] __initconst = {
- {
- .in = "\\f\\ \\n\\r\\t\\v",
- .out = "\f\\ \n\r\t\v",
- .flags = UNESCAPE_SPACE,
- },
- {
- .in = "\\40\\1\\387\\0064\\05\\040\\8a\\110\\777",
- .out = " \001\00387\0064\005 \\8aH?7",
- .flags = UNESCAPE_OCTAL,
- },
- {
- .in = "\\xv\\xa\\x2c\\xD\\x6f2",
- .out = "\\xv\n,\ro2",
- .flags = UNESCAPE_HEX,
- },
- {
- .in = "\\h\\\\\\\"\\a\\e\\",
- .out = "\\h\\\"\a\e\\",
- .flags = UNESCAPE_SPECIAL,
- },
-};
-
-static void __init test_string_unescape(const char *name, unsigned int flags,
- bool inplace)
-{
- int q_real = 256;
- char *in = kmalloc(q_real, GFP_KERNEL);
- char *out_test = kmalloc(q_real, GFP_KERNEL);
- char *out_real = kmalloc(q_real, GFP_KERNEL);
- int i, p = 0, q_test = 0;
-
- if (!in || !out_test || !out_real)
- goto out;
-
- for (i = 0; i < ARRAY_SIZE(strings); i++) {
- const char *s = strings[i].in;
- int len = strlen(strings[i].in);
-
- /* Copy string to in buffer */
- memcpy(&in[p], s, len);
- p += len;
-
- /* Copy expected result for given flags */
- if (flags & strings[i].flags) {
- s = strings[i].out;
- len = strlen(strings[i].out);
- }
- memcpy(&out_test[q_test], s, len);
- q_test += len;
- }
- in[p++] = '\0';
-
- /* Call string_unescape and compare result */
- if (inplace) {
- memcpy(out_real, in, p);
- if (flags == UNESCAPE_ANY)
- q_real = string_unescape_any_inplace(out_real);
- else
- q_real = string_unescape_inplace(out_real, flags);
- } else if (flags == UNESCAPE_ANY) {
- q_real = string_unescape_any(in, out_real, q_real);
- } else {
- q_real = string_unescape(in, out_real, q_real, flags);
- }
-
- test_string_check_buf(name, flags, in, p - 1, out_real, q_real,
- out_test, q_test);
-out:
- kfree(out_real);
- kfree(out_test);
- kfree(in);
-}
-
-struct test_string_1 {
- const char *out;
- unsigned int flags;
-};
-
-#define TEST_STRING_2_MAX_S1 32
-struct test_string_2 {
- const char *in;
- struct test_string_1 s1[TEST_STRING_2_MAX_S1];
-};
-
-#define TEST_STRING_2_DICT_0 NULL
-static const struct test_string_2 escape0[] __initconst = {{
- .in = "\f\\ \n\r\t\v",
- .s1 = {{
- .out = "\\f\\ \\n\\r\\t\\v",
- .flags = ESCAPE_SPACE,
- },{
- .out = "\\f\\134\\040\\n\\r\\t\\v",
- .flags = ESCAPE_SPACE | ESCAPE_OCTAL,
- },{
- .out = "\\f\\x5c\\x20\\n\\r\\t\\v",
- .flags = ESCAPE_SPACE | ESCAPE_HEX,
- },{
- /* terminator */
- }}
-},{
- .in = "\\h\\\"\a\e\\",
- .s1 = {{
- .out = "\\\\h\\\\\\\"\\a\\e\\\\",
- .flags = ESCAPE_SPECIAL,
- },{
- .out = "\\\\\\150\\\\\\\"\\a\\e\\\\",
- .flags = ESCAPE_SPECIAL | ESCAPE_OCTAL,
- },{
- .out = "\\\\\\x68\\\\\\\"\\a\\e\\\\",
- .flags = ESCAPE_SPECIAL | ESCAPE_HEX,
- },{
- /* terminator */
- }}
-},{
- .in = "\eb \\C\007\"\x90\r]",
- .s1 = {{
- .out = "\eb \\C\007\"\x90\\r]",
- .flags = ESCAPE_SPACE,
- },{
- .out = "\\eb \\\\C\\a\\\"\x90\r]",
- .flags = ESCAPE_SPECIAL,
- },{
- .out = "\\eb \\\\C\\a\\\"\x90\\r]",
- .flags = ESCAPE_SPACE | ESCAPE_SPECIAL,
- },{
- .out = "\\033\\142\\040\\134\\103\\007\\042\\220\\015\\135",
- .flags = ESCAPE_OCTAL,
- },{
- .out = "\\033\\142\\040\\134\\103\\007\\042\\220\\r\\135",
- .flags = ESCAPE_SPACE | ESCAPE_OCTAL,
- },{
- .out = "\\e\\142\\040\\\\\\103\\a\\\"\\220\\015\\135",
- .flags = ESCAPE_SPECIAL | ESCAPE_OCTAL,
- },{
- .out = "\\e\\142\\040\\\\\\103\\a\\\"\\220\\r\\135",
- .flags = ESCAPE_SPACE | ESCAPE_SPECIAL | ESCAPE_OCTAL,
- },{
- .out = "\eb \\C\007\"\x90\r]",
- .flags = ESCAPE_NP,
- },{
- .out = "\eb \\C\007\"\x90\\r]",
- .flags = ESCAPE_SPACE | ESCAPE_NP,
- },{
- .out = "\\eb \\C\\a\"\x90\r]",
- .flags = ESCAPE_SPECIAL | ESCAPE_NP,
- },{
- .out = "\\eb \\C\\a\"\x90\\r]",
- .flags = ESCAPE_SPACE | ESCAPE_SPECIAL | ESCAPE_NP,
- },{
- .out = "\\033b \\C\\007\"\\220\\015]",
- .flags = ESCAPE_OCTAL | ESCAPE_NP,
- },{
- .out = "\\033b \\C\\007\"\\220\\r]",
- .flags = ESCAPE_SPACE | ESCAPE_OCTAL | ESCAPE_NP,
- },{
- .out = "\\eb \\C\\a\"\\220\\r]",
- .flags = ESCAPE_SPECIAL | ESCAPE_SPACE | ESCAPE_OCTAL |
- ESCAPE_NP,
- },{
- .out = "\\x1bb \\C\\x07\"\\x90\\x0d]",
- .flags = ESCAPE_NP | ESCAPE_HEX,
- },{
- /* terminator */
- }}
-},{
- .in = "\007 \eb\"\x90\xCF\r",
- .s1 = {{
- .out = "\007 \eb\"\\220\\317\r",
- .flags = ESCAPE_OCTAL | ESCAPE_NA,
- },{
- .out = "\007 \eb\"\\x90\\xcf\r",
- .flags = ESCAPE_HEX | ESCAPE_NA,
- },{
- .out = "\007 \eb\"\x90\xCF\r",
- .flags = ESCAPE_NA,
- },{
- /* terminator */
- }}
-},{
- /* terminator */
-}};
-
-#define TEST_STRING_2_DICT_1 "b\\ \t\r\xCF"
-static const struct test_string_2 escape1[] __initconst = {{
- .in = "\f\\ \n\r\t\v",
- .s1 = {{
- .out = "\f\\134\\040\n\\015\\011\v",
- .flags = ESCAPE_OCTAL,
- },{
- .out = "\f\\x5c\\x20\n\\x0d\\x09\v",
- .flags = ESCAPE_HEX,
- },{
- .out = "\f\\134\\040\n\\015\\011\v",
- .flags = ESCAPE_ANY | ESCAPE_APPEND,
- },{
- .out = "\\014\\134\\040\\012\\015\\011\\013",
- .flags = ESCAPE_OCTAL | ESCAPE_APPEND | ESCAPE_NAP,
- },{
- .out = "\\x0c\\x5c\\x20\\x0a\\x0d\\x09\\x0b",
- .flags = ESCAPE_HEX | ESCAPE_APPEND | ESCAPE_NAP,
- },{
- .out = "\f\\134\\040\n\\015\\011\v",
- .flags = ESCAPE_OCTAL | ESCAPE_APPEND | ESCAPE_NA,
- },{
- .out = "\f\\x5c\\x20\n\\x0d\\x09\v",
- .flags = ESCAPE_HEX | ESCAPE_APPEND | ESCAPE_NA,
- },{
- /* terminator */
- }}
-},{
- .in = "\\h\\\"\a\xCF\e\\",
- .s1 = {{
- .out = "\\134h\\134\"\a\\317\e\\134",
- .flags = ESCAPE_OCTAL,
- },{
- .out = "\\134h\\134\"\a\\317\e\\134",
- .flags = ESCAPE_ANY | ESCAPE_APPEND,
- },{
- .out = "\\134h\\134\"\\007\\317\\033\\134",
- .flags = ESCAPE_OCTAL | ESCAPE_APPEND | ESCAPE_NAP,
- },{
- .out = "\\134h\\134\"\a\\317\e\\134",
- .flags = ESCAPE_OCTAL | ESCAPE_APPEND | ESCAPE_NA,
- },{
- /* terminator */
- }}
-},{
- .in = "\eb \\C\007\"\x90\r]",
- .s1 = {{
- .out = "\e\\142\\040\\134C\007\"\x90\\015]",
- .flags = ESCAPE_OCTAL,
- },{
- /* terminator */
- }}
-},{
- .in = "\007 \eb\"\x90\xCF\r",
- .s1 = {{
- .out = "\007 \eb\"\x90\xCF\r",
- .flags = ESCAPE_NA,
- },{
- .out = "\007 \eb\"\x90\xCF\r",
- .flags = ESCAPE_SPACE | ESCAPE_NA,
- },{
- .out = "\007 \eb\"\x90\xCF\r",
- .flags = ESCAPE_SPECIAL | ESCAPE_NA,
- },{
- .out = "\007 \eb\"\x90\xCF\r",
- .flags = ESCAPE_SPACE | ESCAPE_SPECIAL | ESCAPE_NA,
- },{
- .out = "\007 \eb\"\x90\\317\r",
- .flags = ESCAPE_OCTAL | ESCAPE_NA,
- },{
- .out = "\007 \eb\"\x90\\317\r",
- .flags = ESCAPE_SPACE | ESCAPE_OCTAL | ESCAPE_NA,
- },{
- .out = "\007 \eb\"\x90\\317\r",
- .flags = ESCAPE_SPECIAL | ESCAPE_OCTAL | ESCAPE_NA,
- },{
- .out = "\007 \eb\"\x90\\317\r",
- .flags = ESCAPE_ANY | ESCAPE_NA,
- },{
- .out = "\007 \eb\"\x90\\xcf\r",
- .flags = ESCAPE_HEX | ESCAPE_NA,
- },{
- .out = "\007 \eb\"\x90\\xcf\r",
- .flags = ESCAPE_SPACE | ESCAPE_HEX | ESCAPE_NA,
- },{
- .out = "\007 \eb\"\x90\\xcf\r",
- .flags = ESCAPE_SPECIAL | ESCAPE_HEX | ESCAPE_NA,
- },{
- .out = "\007 \eb\"\x90\\xcf\r",
- .flags = ESCAPE_SPACE | ESCAPE_SPECIAL | ESCAPE_HEX | ESCAPE_NA,
- },{
- /* terminator */
- }}
-},{
- .in = "\007 \eb\"\x90\xCF\r",
- .s1 = {{
- .out = "\007 \eb\"\x90\xCF\r",
- .flags = ESCAPE_NAP,
- },{
- .out = "\007 \eb\"\x90\xCF\\r",
- .flags = ESCAPE_SPACE | ESCAPE_NAP,
- },{
- .out = "\007 \eb\"\x90\xCF\r",
- .flags = ESCAPE_SPECIAL | ESCAPE_NAP,
- },{
- .out = "\007 \eb\"\x90\xCF\\r",
- .flags = ESCAPE_SPACE | ESCAPE_SPECIAL | ESCAPE_NAP,
- },{
- .out = "\007 \eb\"\x90\\317\\015",
- .flags = ESCAPE_OCTAL | ESCAPE_NAP,
- },{
- .out = "\007 \eb\"\x90\\317\\r",
- .flags = ESCAPE_SPACE | ESCAPE_OCTAL | ESCAPE_NAP,
- },{
- .out = "\007 \eb\"\x90\\317\\015",
- .flags = ESCAPE_SPECIAL | ESCAPE_OCTAL | ESCAPE_NAP,
- },{
- .out = "\007 \eb\"\x90\\317\r",
- .flags = ESCAPE_ANY | ESCAPE_NAP,
- },{
- .out = "\007 \eb\"\x90\\xcf\\x0d",
- .flags = ESCAPE_HEX | ESCAPE_NAP,
- },{
- .out = "\007 \eb\"\x90\\xcf\\r",
- .flags = ESCAPE_SPACE | ESCAPE_HEX | ESCAPE_NAP,
- },{
- .out = "\007 \eb\"\x90\\xcf\\x0d",
- .flags = ESCAPE_SPECIAL | ESCAPE_HEX | ESCAPE_NAP,
- },{
- .out = "\007 \eb\"\x90\\xcf\\r",
- .flags = ESCAPE_SPACE | ESCAPE_SPECIAL | ESCAPE_HEX | ESCAPE_NAP,
- },{
- /* terminator */
- }}
-},{
- /* terminator */
-}};
-
-static const struct test_string strings_upper[] __initconst = {
- {
- .in = "abcdefgh1234567890test",
- .out = "ABCDEFGH1234567890TEST",
- },
- {
- .in = "abCdeFgH1234567890TesT",
- .out = "ABCDEFGH1234567890TEST",
- },
-};
-
-static const struct test_string strings_lower[] __initconst = {
- {
- .in = "ABCDEFGH1234567890TEST",
- .out = "abcdefgh1234567890test",
- },
- {
- .in = "abCdeFgH1234567890TesT",
- .out = "abcdefgh1234567890test",
- },
-};
-
-static __init const char *test_string_find_match(const struct test_string_2 *s2,
- unsigned int flags)
-{
- const struct test_string_1 *s1 = s2->s1;
- unsigned int i;
-
- if (!flags)
- return s2->in;
-
- /* Test cases are NULL-aware */
- flags &= ~ESCAPE_NULL;
-
- /* ESCAPE_OCTAL has a higher priority */
- if (flags & ESCAPE_OCTAL)
- flags &= ~ESCAPE_HEX;
-
- for (i = 0; i < TEST_STRING_2_MAX_S1 && s1->out; i++, s1++)
- if (s1->flags == flags)
- return s1->out;
- return NULL;
-}
-
-static __init void
-test_string_escape_overflow(const char *in, int p, unsigned int flags, const char *esc,
- int q_test, const char *name)
-{
- int q_real;
-
- q_real = string_escape_mem(in, p, NULL, 0, flags, esc);
- if (q_real != q_test)
- pr_warn("Test '%s' failed: flags = %#x, osz = 0, expected %d, got %d\n",
- name, flags, q_test, q_real);
-}
-
-static __init void test_string_escape(const char *name,
- const struct test_string_2 *s2,
- unsigned int flags, const char *esc)
-{
- size_t out_size = 512;
- char *out_test = kmalloc(out_size, GFP_KERNEL);
- char *out_real = kmalloc(out_size, GFP_KERNEL);
- char *in = kmalloc(256, GFP_KERNEL);
- int p = 0, q_test = 0;
- int q_real;
-
- if (!out_test || !out_real || !in)
- goto out;
-
- for (; s2->in; s2++) {
- const char *out;
- int len;
-
- /* NULL injection */
- if (flags & ESCAPE_NULL) {
- in[p++] = '\0';
- /* '\0' passes isascii() test */
- if (flags & ESCAPE_NA && !(flags & ESCAPE_APPEND && esc)) {
- out_test[q_test++] = '\0';
- } else {
- out_test[q_test++] = '\\';
- out_test[q_test++] = '0';
- }
- }
-
- /* Don't try strings that have no output */
- out = test_string_find_match(s2, flags);
- if (!out)
- continue;
-
- /* Copy string to in buffer */
- len = strlen(s2->in);
- memcpy(&in[p], s2->in, len);
- p += len;
-
- /* Copy expected result for given flags */
- len = strlen(out);
- memcpy(&out_test[q_test], out, len);
- q_test += len;
- }
-
- q_real = string_escape_mem(in, p, out_real, out_size, flags, esc);
-
- test_string_check_buf(name, flags, in, p, out_real, q_real, out_test,
- q_test);
-
- test_string_escape_overflow(in, p, flags, esc, q_test, name);
-
-out:
- kfree(in);
- kfree(out_real);
- kfree(out_test);
-}
-
-#define string_get_size_maxbuf 16
-#define test_string_get_size_one(size, blk_size, exp_result10, exp_result2) \
- do { \
- BUILD_BUG_ON(sizeof(exp_result10) >= string_get_size_maxbuf); \
- BUILD_BUG_ON(sizeof(exp_result2) >= string_get_size_maxbuf); \
- __test_string_get_size((size), (blk_size), (exp_result10), \
- (exp_result2)); \
- } while (0)
-
-
-static __init void test_string_get_size_check(const char *units,
- const char *exp,
- char *res,
- const u64 size,
- const u64 blk_size)
-{
- if (!memcmp(res, exp, strlen(exp) + 1))
- return;
-
- res[string_get_size_maxbuf - 1] = '\0';
-
- pr_warn("Test 'test_string_get_size' failed!\n");
- pr_warn("string_get_size(size = %llu, blk_size = %llu, units = %s)\n",
- size, blk_size, units);
- pr_warn("expected: '%s', got '%s'\n", exp, res);
-}
-
-static __init void __strchrcut(char *dst, const char *src, const char *cut)
-{
- const char *from = src;
- size_t len;
-
- do {
- len = strcspn(from, cut);
- memcpy(dst, from, len);
- dst += len;
- from += len;
- } while (*from++);
- *dst = '\0';
-}
-
-static __init void __test_string_get_size_one(const u64 size, const u64 blk_size,
- const char *exp_result10,
- const char *exp_result2,
- enum string_size_units units,
- const char *cut)
-{
- char buf10[string_get_size_maxbuf];
- char buf2[string_get_size_maxbuf];
- char exp10[string_get_size_maxbuf];
- char exp2[string_get_size_maxbuf];
- char prefix10[64];
- char prefix2[64];
-
- sprintf(prefix10, "STRING_UNITS_10 [%s]", cut);
- sprintf(prefix2, "STRING_UNITS_2 [%s]", cut);
-
- __strchrcut(exp10, exp_result10, cut);
- __strchrcut(exp2, exp_result2, cut);
-
- string_get_size(size, blk_size, STRING_UNITS_10 | units, buf10, sizeof(buf10));
- string_get_size(size, blk_size, STRING_UNITS_2 | units, buf2, sizeof(buf2));
-
- test_string_get_size_check(prefix10, exp10, buf10, size, blk_size);
- test_string_get_size_check(prefix2, exp2, buf2, size, blk_size);
-}
-
-static __init void __test_string_get_size(const u64 size, const u64 blk_size,
- const char *exp_result10,
- const char *exp_result2)
-{
- struct {
- enum string_size_units units;
- const char *cut;
- } get_size_test_cases[] = {
- { 0, "" },
- { STRING_UNITS_NO_SPACE, " " },
- { STRING_UNITS_NO_SPACE | STRING_UNITS_NO_BYTES, " B" },
- { STRING_UNITS_NO_BYTES, "B" },
- };
- int i;
-
- for (i = 0; i < ARRAY_SIZE(get_size_test_cases); i++)
- __test_string_get_size_one(size, blk_size, exp_result10, exp_result2,
- get_size_test_cases[i].units,
- get_size_test_cases[i].cut);
-}
-
-static __init void test_string_get_size(void)
-{
- /* small values */
- test_string_get_size_one(0, 512, "0 B", "0 B");
- test_string_get_size_one(1, 512, "512 B", "512 B");
- test_string_get_size_one(1100, 1, "1.10 kB", "1.07 KiB");
-
- /* normal values */
- test_string_get_size_one(16384, 512, "8.39 MB", "8.00 MiB");
- test_string_get_size_one(500118192, 512, "256 GB", "238 GiB");
- test_string_get_size_one(8192, 4096, "33.6 MB", "32.0 MiB");
-
- /* weird block sizes */
- test_string_get_size_one(3000, 1900, "5.70 MB", "5.44 MiB");
-
- /* huge values */
- test_string_get_size_one(U64_MAX, 4096, "75.6 ZB", "64.0 ZiB");
- test_string_get_size_one(4096, U64_MAX, "75.6 ZB", "64.0 ZiB");
-}
-
-static void __init test_string_upper_lower(void)
-{
- char *dst;
- int i;
-
- for (i = 0; i < ARRAY_SIZE(strings_upper); i++) {
- const char *s = strings_upper[i].in;
- int len = strlen(strings_upper[i].in) + 1;
-
- dst = kmalloc(len, GFP_KERNEL);
- if (!dst)
- return;
-
- string_upper(dst, s);
- if (memcmp(dst, strings_upper[i].out, len)) {
- pr_warn("Test 'string_upper' failed : expected %s, got %s!\n",
- strings_upper[i].out, dst);
- kfree(dst);
- return;
- }
- kfree(dst);
- }
-
- for (i = 0; i < ARRAY_SIZE(strings_lower); i++) {
- const char *s = strings_lower[i].in;
- int len = strlen(strings_lower[i].in) + 1;
-
- dst = kmalloc(len, GFP_KERNEL);
- if (!dst)
- return;
-
- string_lower(dst, s);
- if (memcmp(dst, strings_lower[i].out, len)) {
- pr_warn("Test 'string_lower failed : : expected %s, got %s!\n",
- strings_lower[i].out, dst);
- kfree(dst);
- return;
- }
- kfree(dst);
- }
-}
-
-static int __init test_string_helpers_init(void)
-{
- unsigned int i;
-
- pr_info("Running tests...\n");
- for (i = 0; i < UNESCAPE_ALL_MASK + 1; i++)
- test_string_unescape("unescape", i, false);
- test_string_unescape("unescape inplace",
- get_random_u32_below(UNESCAPE_ALL_MASK + 1), true);
-
- /* Without dictionary */
- for (i = 0; i < ESCAPE_ALL_MASK + 1; i++)
- test_string_escape("escape 0", escape0, i, TEST_STRING_2_DICT_0);
-
- /* With dictionary */
- for (i = 0; i < ESCAPE_ALL_MASK + 1; i++)
- test_string_escape("escape 1", escape1, i, TEST_STRING_2_DICT_1);
-
- /* Test string_get_size() */
- test_string_get_size();
-
- /* Test string upper(), string_lower() */
- test_string_upper_lower();
-
- return -EINVAL;
-}
-module_init(test_string_helpers_init);
-MODULE_LICENSE("Dual BSD/GPL");
projects / linux.git / commitdiff