It_vfs_fat_673.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
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#include "It_vfs_fat.h"

static UINT32 TestCase(VOID)
{
    INT32 fd = 0;
    INT32 ret = 0;
    INT32 len = 0;
    CHAR pathname1[FAT_STANDARD_NAME_LENGTH] = FAT_PATH_NAME;
    CHAR const writebuf[FAT_STANDARD_NAME_LENGTH] = "0123456789";
    CHAR readbuf[FAT_STANDARD_NAME_LENGTH] = "";
    off_t off;

    fd = open(pathname1, O_NONBLOCK | O_CREAT | O_RDWR | O_EXCL, S_IRWXU | S_IRWXG | S_IRWXO);
    ICUNIT_GOTO_NOT_EQUAL(fd, FAT_IS_ERROR, fd, EXIT1);

    ret = fallocate(fd, FAT_FALLOCATE_KEEP_SIZE, 0, 0xffffffff);
    ICUNIT_GOTO_EQUAL(ret, FAT_NO_ERROR, ret, EXIT1);

    ret = fallocate64(fd, FAT_FALLOCATE_KEEP_SIZE, 0, 0xffffffffffffffff);
    ICUNIT_GOTO_EQUAL(ret, FAT_IS_ERROR, ret, EXIT1);

    len = write(fd, writebuf, strlen(writebuf));
    ICUNIT_GOTO_EQUAL((UINT32)len, strlen(writebuf), len, EXIT1);

    off = lseek(fd, 0, SEEK_SET);
    ICUNIT_GOTO_EQUAL(off, 0, off, EXIT1);

    len = read(fd, readbuf, FAT_STANDARD_NAME_LENGTH - 1);
    ICUNIT_GOTO_EQUAL((UINT32)len, strlen(writebuf), len, EXIT1);
    ICUNIT_GOTO_STRING_EQUAL(readbuf, writebuf, readbuf, EXIT1);

    ret = close(fd);
    ICUNIT_GOTO_EQUAL(ret, FAT_NO_ERROR, ret, EXIT1);

    ret = remove(pathname1);
    ICUNIT_GOTO_EQUAL(ret, FAT_NO_ERROR, ret, EXIT);

    fd = open(pathname1, O_NONBLOCK | O_CREAT | O_RDWR | O_EXCL, S_IRWXU | S_IRWXG | S_IRWXO);
    ICUNIT_GOTO_NOT_EQUAL(fd, FAT_IS_ERROR, fd, EXIT1);

    ret = fallocate64(fd, FAT_FALLOCATE_KEEP_SIZE, 0, 0xffff);
    if (g_fatFilesystem == FAT_FILE_SYSTEMTYPE_EXFAT) {
        ICUNIT_GOTO_EQUAL(ret, FAT_IS_ERROR, ret, EXIT1);
    } else
        ICUNIT_GOTO_EQUAL(ret, FAT_NO_ERROR, ret, EXIT1);

    len = write(fd, writebuf, strlen(writebuf));
    ICUNIT_GOTO_EQUAL((UINT32)len, strlen(writebuf), len, EXIT1);

    off = lseek(fd, 0, SEEK_SET);
    ICUNIT_GOTO_EQUAL(off, 0, off, EXIT1);

    len = read(fd, readbuf, FAT_STANDARD_NAME_LENGTH - 1);
    ICUNIT_GOTO_EQUAL((UINT32)len, strlen(writebuf), len, EXIT1);
    ICUNIT_GOTO_STRING_EQUAL(readbuf, writebuf, readbuf, EXIT1);

    ret = close(fd);
    ICUNIT_GOTO_EQUAL(ret, FAT_NO_ERROR, ret, EXIT1);

    ret = remove(pathname1);
    ICUNIT_GOTO_EQUAL(ret, FAT_NO_ERROR, ret, EXIT);

    return FAT_NO_ERROR;
EXIT1:
    close(fd);
EXIT:
    remove(pathname1);
    return FAT_NO_ERROR;
}

/* *
* -@test IT_FS_FAT_673
* -@tspec The API test for fallocate fallocate64
* -@ttitle The API test for fallocate fallocate64 with 0xffff for the fourth parameter
* -@tprecon The filesystem module is open
* -@tbrief
1. use the open to create one file;
2. use the function fallocate fallocate64 to apply the space with 0xffff for the fourth parameter;
3. close the file;
4. remove the file.
* -@texpect
1. Return successed
2. Return successed
3. Return successed
4. Sucessful operation
* -@tprior 1
* -@tauto TRUE
* -@tremark
*/

VOID ItFsFat673(VOID)
{
    TEST_ADD_CASE("IT_FS_FAT_673", TestCase, TEST_VFS, TEST_VFAT, TEST_LEVEL2, TEST_FUNCTION);
}