It_stdio_putwc_001.cpp

/*
 * Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
 * Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
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 * of conditions and the following disclaimer in the documentation and/or other materials
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 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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#include "It_test_IO.h"


static UINT32 Testcase(VOID)
{
    wchar_t srcWc = L'H';
    int tarWc, nRet;
    long nPos;
    int nType, i;
    FILE *putwcFile = NULL;
    char pathname[50];                   // 50, pathname size
    strncpy(pathname, g_ioTestPath, 50); // 50, pathname size
    char *filename = "/crtputwctest1";

    strcat(pathname, filename);

    for (nType = 0; nType < 6; nType++) { // 6, loop test num
        putwcFile = fopen(pathname, "w+");
        ICUNIT_GOTO_NOT_EQUAL(putwcFile, NULL, putwcFile, EXIT);

        nPos = ftell(putwcFile);

        nRet = putwc(srcWc, putwcFile);
        ICUNIT_GOTO_EQUAL(nRet, L'H', nRet, EXIT);
        fclose(putwcFile);

        putwcFile = fopen(pathname, "r");
        tarWc = getwc(putwcFile);
        ICUNIT_GOTO_EQUAL(tarWc, L'H', tarWc, EXIT);

        if ((nPos + 1) != ftell(putwcFile)) {
            ICUNIT_GOTO_EQUAL(1, 0, 1, EXIT);
        }

        fclose(putwcFile);
    }

    remove(pathname);
    return LOS_OK;
EXIT:
    if (putwcFile != NULL) {
        fclose(putwcFile);
        remove(pathname);
    }
    return LOS_NOK;
}

VOID ItStdioPutwc001(void)
{
    TEST_ADD_CASE(__FUNCTION__, Testcase, TEST_LIB, TEST_LIBC, TEST_LEVEL1, TEST_FUNCTION);
}