zephyr/tests/subsys/fs/nffs_fs_api/common/test_read.c

59 lines
1.9 KiB
C

/*
* 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.
*/
/*
* SPDX-License-Identifier: Apache-2.0
*/
#include <stdint.h>
#include <nffs/nffs.h>
#include <fs/fs.h>
#include "nffs_test_utils.h"
#include <ztest_assert.h>
void test_read(void)
{
u8_t buf[16];
struct fs_file_t file;
int rc;
rc = nffs_format_full(nffs_current_area_descs);
zassert_equal(rc, 0, "cannot format nffs");
nffs_test_util_create_file(NFFS_MNTP"/myfile.txt", "1234567890", 10);
rc = fs_open(&file, NFFS_MNTP"/myfile.txt");
zassert_equal(rc, 0, "cannot open file");
nffs_test_util_assert_file_len(file.filep, 10);
zassert_equal(fs_tell(&file), 0, "invalid pos in file");
rc = fs_read(&file, &buf, 4);
zassert_equal(rc, 4, "invalid bytes read");
zassert_equal(memcmp(buf, "1234", 4), 0, "invalid buffer size");
zassert_equal(fs_tell(&file), 4, "invalid pos in file");
rc = fs_read(&file, buf + 4, sizeof(buf) - 4);
zassert_equal(rc, 6, "invalid bytes read");
zassert_equal(memcmp(buf, "1234567890", 10), 0, "invalid buffer size");
zassert_equal(fs_tell(&file), 10, "invalid pos in file");
rc = fs_close(&file);
zassert_equal(rc, 0, "cannot close file");
}