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tests: posix: fs: Add tests for stat command

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This commit adds tests for the stat command. Stat on the
root of the filesystem is not yet supported.

Signed-off-by: Vincent van Beveren <v.van.beveren@nikhef.nl>
This commit is contained in:
Vincent van Beveren 2023-06-15 15:39:33 +02:00 • committed by Anas Nashif
commit bd0d98bb9e
2 changed files with 105 additions and 0 deletions
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1
tests/posix/fs/src/test_fs.h
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@ -7,6 +7,7 @@
#include <zephyr/ztest.h>
#define FATFS_MNTP "/RAM:"
#define TEST_ROOT FATFS_MNTP"/"
#define TEST_FILE FATFS_MNTP"/testfile.txt"
#define TEST_DIR FATFS_MNTP"/testdir"
#define TEST_DIR_FILE FATFS_MNTP"/testdir/testfile.txt"

104
tests/posix/fs/src/test_fs_stat.c Normal file
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@ -0,0 +1,104 @@
/*
* Copyright (c) 2023 Nikhef
*
* SPDX-License-Identifier: Apache-2.0
*/
#include <string.h>
#include <zephyr/posix/fcntl.h>
#include <zephyr/posix/unistd.h>
#include <zephyr/posix/dirent.h>
#include "test_fs.h"
#define FILL_SIZE 128
#define TEST_FILE_SIZE 80
#define TEST_DIR_FILE_SIZE 1000
#define TEST_EMPTY_FILE FATFS_MNTP "/empty.dat"
static void create_file(const char *filename, uint32_t size)
{
int fh;
fh = open(filename, O_CREAT | O_WRONLY);
zassert(fh >= 0, "Failed creating test file");
uint8_t filling[FILL_SIZE];
while (size > FILL_SIZE) {
zassert_equal(FILL_SIZE, write(fh, filling, FILL_SIZE));
size -= FILL_SIZE;
}
zassert_equal(size, write(fh, filling, size));
zassert_ok(close(fh));
}
static void before_fn(void *unused)
{
ARG_UNUSED(unused);
zassert_ok(mkdir(TEST_DIR, 0070));
create_file(TEST_FILE, TEST_FILE_SIZE);
create_file(TEST_DIR_FILE, TEST_DIR_FILE_SIZE);
create_file(TEST_EMPTY_FILE, 0);
}
static void after_fn(void *unused)
{
ARG_UNUSED(unused);
zassert_ok(unlink(TEST_FILE));
zassert_ok(unlink(TEST_DIR_FILE));
zassert_ok(unlink(TEST_DIR));
}
ZTEST_SUITE(posix_fs_stat_test, NULL, test_mount, before_fn, after_fn, test_unmount);
/**
* @brief Test stat command on file
*
* @details Tests file in root, file in directroy, non-existing file and empty file.
*/
ZTEST(posix_fs_stat_test, test_fs_stat_file)
{
struct stat buf;
zassert_equal(0, stat(TEST_FILE, &buf));
zassert_equal(TEST_FILE_SIZE, buf.st_size);
zassert_equal(S_IFREG, buf.st_mode);
zassert_equal(0, stat(TEST_DIR_FILE, &buf));
zassert_equal(TEST_DIR_FILE_SIZE, buf.st_size);
zassert_equal(S_IFREG, buf.st_mode);
zassert_not_equal(0, stat(TEST_ROOT "foo.txt", &buf));
zassert_not_equal(0, stat("", &buf));
zassert_equal(0, stat(TEST_EMPTY_FILE, &buf));
zassert_equal(0, buf.st_size);
zassert_equal(S_IFREG, buf.st_mode);
}
/**
* @brief Test stat command on dir
*
* @details Tests if we can retrieve stastics for a directory. This should only provide S_IFDIR
* return value.
*/
ZTEST(posix_fs_stat_test, test_fs_stat_dir)
{
struct stat buf;
zassert_equal(0, stat(TEST_DIR, &buf));
zassert_equal(0, buf.st_size);
zassert_equal(S_IFDIR, buf.st_mode);
/* note: for posix compatibility should should actually work */
zassert_not_equal(0, stat(TEST_ROOT, &buf));
}