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/*
* SPDX-FileCopyrightText: 2023, Alejandro Colomar <alx@kernel.org>
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <config.h>
#include <string.h>
#include <stdarg.h> // Required by <cmocka.h>
#include <stddef.h> // Required by <cmocka.h>
#include <setjmp.h> // Required by <cmocka.h>
#include <stdint.h> // Required by <cmocka.h>
#include <cmocka.h>
#include "sizeof.h"
#include "string/strncpy.h"
static void test_STRNCPY_trunc(void **state);
static void test_STRNCPY_fit(void **state);
static void test_STRNCPY_pad(void **state);
int
main(void)
{
const struct CMUnitTest tests[] = {
cmocka_unit_test(test_STRNCPY_trunc),
cmocka_unit_test(test_STRNCPY_fit),
cmocka_unit_test(test_STRNCPY_pad),
};
return cmocka_run_group_tests(tests, NULL, NULL);
}
static void
test_STRNCPY_trunc(void **state)
{
char buf[3];
char src1[4] = {'f', 'o', 'o', 'o'};
char res1[3] = {'f', 'o', 'o'};
assert_true(memcmp(res1, STRNCPY(buf, src1), sizeof(buf)) == 0);
char src2[5] = "barb";
char res2[3] = {'b', 'a', 'r'};
assert_true(memcmp(res2, STRNCPY(buf, src2), sizeof(buf)) == 0);
}
static void
test_STRNCPY_fit(void **state)
{
char buf[3];
char src1[3] = {'b', 'a', 'z'};
char res1[3] = {'b', 'a', 'z'};
assert_true(memcmp(res1, STRNCPY(buf, src1), sizeof(buf)) == 0);
char src2[4] = "qwe";
char res2[3] = {'q', 'w', 'e'};
assert_true(memcmp(res2, STRNCPY(buf, src2), sizeof(buf)) == 0);
}
static void
test_STRNCPY_pad(void **state)
{
char buf[3];
char src1[3] = "as";
char res1[3] = {'a', 's', 0};
assert_true(memcmp(res1, STRNCPY(buf, src1), sizeof(buf)) == 0);
char src2[3] = "";
char res2[3] = {0, 0, 0};
assert_true(memcmp(res2, STRNCPY(buf, src2), sizeof(buf)) == 0);
char src3[3] = {'a', 0, 'b'};
char res3[3] = {'a', 0, 0};
assert_true(memcmp(res3, STRNCPY(buf, src3), sizeof(buf)) == 0);
}
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