Commit 1e0f548b authored by Vadim Pasternak's avatar Vadim Pasternak Committed by Andy Shevchenko
Browse files

lib/test-string_helpers.c: Add string_upper() and string_lower() tests 



Add few of simple tests for string_upper() and string_lower() helpers.

Signed-off-by: default avatarVadim Pasternak <vadimp@mellanox.com>
Signed-off-by: default avatarAndy Shevchenko <andriy.shevchenko@linux.intel.com>
parent 58eeba0b

lib/test-string_helpers.c

+67 −0
Original line number Diff line number Diff line
@@ -238,6 +238,28 @@ static const struct test_string_2 escape1[] __initconst = {{ 
	/* 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)

{
@@ -390,6 +412,48 @@ static __init void test_string_get_size(void) 
	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;
@@ -411,6 +475,9 @@ static int __init test_string_helpers_init(void) 
	/* 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);