1 /*
2 * Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
3 * Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without modification,
6 * are permitted provided that the following conditions are met:
7 *
8 * 1. Redistributions of source code must retain the above copyright notice, this list of
9 * conditions and the following disclaimer.
10 *
11 * 2. Redistributions in binary form must reproduce the above copyright notice, this list
12 * of conditions and the following disclaimer in the documentation and/or other materials
13 * provided with the distribution.
14 *
15 * 3. Neither the name of the copyright holder nor the names of its contributors may be used
16 * to endorse or promote products derived from this software without specific prior written
17 * permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
20 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
21 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
23 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
24 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
25 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
26 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
27 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
28 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
29 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30 */
31 #include "It_test_IO.h"
32
33
Testcase(VOID)34 static UINT32 Testcase(VOID)
35 {
36 // allow mbrlen() to work with UTF-8 multibyte encoding
37 setlocale(LC_ALL, "en_US.utf8");
38 const char *str = "水";
39 size_t sz = strlen(str);
40 int len1, len2, len3;
41
42 mbstate_t mb;
43 memset(&mb, 0, sizeof(mb));
44 len1 = mbrlen(str, 1, &mb);
45 ICUNIT_GOTO_EQUAL(len1, -2, len1, EXIT); // -2, except return value
46
47 len2 = mbrlen(str + 1, sz - 1, &mb);
48 ICUNIT_GOTO_EQUAL(len2, 2, len2, EXIT); // 2, except return value
49
50 len3 = mbrlen(str + 1, sz - 1, &mb);
51 ICUNIT_GOTO_EQUAL(len3, -1, len3, EXIT);
52 setlocale(LC_ALL, "C");
53
54 return LOS_OK;
55 EXIT:
56 return LOS_NOK;
57 }
58
ItStdioMbrlen001(void)59 VOID ItStdioMbrlen001(void)
60 {
61 TEST_ADD_CASE(__FUNCTION__, Testcase, TEST_LIB, TEST_LIBC, TEST_LEVEL1, TEST_FUNCTION);
62 }
63