nuttx-apps/testing/testsuites/kernel/fs/cases/fs_pread_test.c
Huang Qi ffd256d32b Remove unused header files across multiple source files
Clean up code by removing redundant and unused header file includes that were identified through static analysis.
This improves code readability and reduces unnecessary dependencies.

Signed-off-by: Huang Qi <huangqi3@xiaomi.com>
2025-01-10 21:42:00 +08:00

101 lines
2.9 KiB
C

/****************************************************************************
* apps/testing/testsuites/kernel/fs/cases/fs_pread_test.c
*
* SPDX-License-Identifier: Apache-2.0
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership. The
* ASF licenses this file to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance with the
* License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*
****************************************************************************/
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <stdarg.h>
#include <unistd.h>
#include <fcntl.h>
#include <string.h>
#include <stdint.h>
#include <stddef.h>
#include <setjmp.h>
#include <cmocka.h>
#include "fstest.h"
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
#define TEST_FILE "pread_file"
#define BUF_SIZE 4
/****************************************************************************
* Public Functions
****************************************************************************/
/****************************************************************************
* Name: test_nuttx_fs_pread01
****************************************************************************/
void test_nuttx_fs_pread01(FAR void **state)
{
int fd;
struct fs_testsuites_state_s *test_state;
test_state = (struct fs_testsuites_state_s *)*state;
/* malloc memory */
char *buf = malloc(BUF_SIZE * sizeof(char));
assert_non_null(buf);
test_state->ptr = buf;
/* open file */
fd = open(TEST_FILE, O_RDWR | O_CREAT, 0777);
assert_int_not_equal(fd, -1);
test_state->fd1 = fd;
/* do write */
int ret = write(fd, "ABCD", BUF_SIZE);
assert_int_in_range(ret, 1, 4);
/* reset file pos use fd */
lseek(fd, 0, SEEK_SET);
/* set memory */
memset(buf, '\0', BUF_SIZE);
/* do pread */
pread(fd, buf, 2, 2);
assert_int_equal(strncmp(buf, "CD", 2), 0);
/* set memory */
memset(buf, '\0', BUF_SIZE);
/* the pread do not change file pointer */
pread(fd, buf, 3, 1);
assert_int_equal(strncmp(buf, "BCD", 3), 0);
}