a752c7ab
 elopes
add first test an...
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/*
* Copyright (C) 2016 Eistec AB
*
* This file is subject to the terms and conditions of the GNU Lesser
* General Public License v2.1. See the file LICENSE in the top level
* directory for more details.
*/
/**
* @{
*
* @file
* @brief Unittests for vfs_mount, vfs_umount, ConstFS, VFS POSIX wrappers
*
* @author Joakim Nohlgård <joakim.nohlgard@eistec.se>
*/
#include <errno.h>
#include <stdint.h>
#include <string.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <unistd.h>
#include "embUnit/embUnit.h"
#include "vfs.h"
#include "fs/constfs.h"
#include "tests-vfs.h"
static const uint8_t bin_data[] = {
0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F,
0xF0, 0xF1, 0xF2, 0xF3, 0xF4, 0xF5, 0xF6, 0xF7,
0xF8, 0xF9, 0xFA, 0xFB, 0xFC, 0xFD, 0xFE, 0xFF,
};
static const uint8_t str_data[] = "This is a test file";
/* 01234567890123456789 */
/* 0 1 */
static const constfs_file_t _files[] = {
{
.path = "/test.txt",
.data = str_data,
.size = sizeof(str_data),
},
{
.path = "/data.bin",
.data = bin_data,
.size = sizeof(bin_data),
},
};
static const constfs_t fs_data = {
.files = _files,
.nfiles = sizeof(_files) / sizeof(_files[0]),
};
static vfs_mount_t _test_vfs_mount_invalid_mount = {
.mount_point = "test",
.fs = &constfs_file_system,
.private_data = (void *)&fs_data,
};
static vfs_mount_t _test_vfs_mount = {
.mount_point = "/test",
.fs = &constfs_file_system,
.private_data = (void *)&fs_data,
};
static void test_vfs_mount_umount(void)
{
int res;
res = vfs_mount(&_test_vfs_mount);
TEST_ASSERT_EQUAL_INT(0, res);
res = vfs_umount(&_test_vfs_mount);
TEST_ASSERT_EQUAL_INT(0, res);
}
static void test_vfs_mount__invalid(void)
{
int res;
res = vfs_mount(NULL);
TEST_ASSERT(res < 0);
res = vfs_mount(&_test_vfs_mount_invalid_mount);
TEST_ASSERT(res < 0);
}
static void test_vfs_umount__invalid_mount(void)
{
int res;
res = vfs_umount(NULL);
TEST_ASSERT(res < 0);
res = vfs_umount(&_test_vfs_mount);
TEST_ASSERT(res < 0);
}
static void test_vfs_constfs_open(void)
{
int res;
res = vfs_mount(&_test_vfs_mount);
TEST_ASSERT_EQUAL_INT(0, res);
int fd;
fd = vfs_open("/test/notfound", O_RDONLY, 0);
TEST_ASSERT(fd == -ENOENT);
if (fd >= 0) {
vfs_close(fd);
}
fd = vfs_open("/test/test.txt", O_WRONLY, 0);
TEST_ASSERT(fd == -EROFS);
if (fd >= 0) {
vfs_close(fd);
}
fd = vfs_open("/test/test.txt", O_RDWR, 0);
TEST_ASSERT(fd == -EROFS);
if (fd >= 0) {
vfs_close(fd);
}
fd = vfs_open("/test/test.txt", O_RDONLY, 0);
TEST_ASSERT(fd >= 0);
if (fd >= 0) {
res = vfs_close(fd);
TEST_ASSERT_EQUAL_INT(0, res);
}
res = vfs_umount(&_test_vfs_mount);
TEST_ASSERT_EQUAL_INT(0, res);
}
static void test_vfs_constfs_read_lseek(void)
{
int res;
res = vfs_mount(&_test_vfs_mount);
TEST_ASSERT_EQUAL_INT(0, res);
int fd = vfs_open("/test/test.txt", O_RDONLY, 0);
TEST_ASSERT(fd >= 0);
char strbuf[64];
memset(strbuf, '\0', sizeof(strbuf));
ssize_t nbytes;
nbytes = vfs_read(fd, strbuf, sizeof(strbuf));
TEST_ASSERT_EQUAL_INT(sizeof(str_data), nbytes);
TEST_ASSERT_EQUAL_STRING((const char *)&str_data[0], (const char *)&strbuf[0]);
off_t pos;
/* lseek to the middle */
memset(strbuf, '\0', sizeof(strbuf));
pos = vfs_lseek(fd, sizeof(str_data) / 2, SEEK_SET);
TEST_ASSERT_EQUAL_INT(sizeof(str_data) / 2, pos);
nbytes = vfs_read(fd, strbuf, sizeof(strbuf));
TEST_ASSERT_EQUAL_INT((sizeof(str_data) + 1) / 2, nbytes); /* + 1 for rounding up */
TEST_ASSERT_EQUAL_STRING((const char *)&str_data[sizeof(str_data) / 2], (const char *)&strbuf[0]);
/* lseek to near the end */
memset(strbuf, '\0', sizeof(strbuf));
pos = vfs_lseek(fd, -1, SEEK_END);
TEST_ASSERT_EQUAL_INT(sizeof(str_data) - 1, pos);
nbytes = vfs_read(fd, strbuf, sizeof(strbuf));
TEST_ASSERT_EQUAL_INT(1, nbytes);
TEST_ASSERT_EQUAL_STRING((const char *)&str_data[sizeof(str_data) - 1], (const char *)&strbuf[0]);
res = vfs_fcntl(fd, F_GETFL, 0);
TEST_ASSERT_EQUAL_INT(O_RDONLY, res);
res = vfs_close(fd);
TEST_ASSERT_EQUAL_INT(0, res);
res = vfs_umount(&_test_vfs_mount);
TEST_ASSERT_EQUAL_INT(0, res);
}
#if MODULE_NEWLIB || defined(BOARD_NATIVE)
static void test_vfs_constfs__posix(void)
{
int res;
res = vfs_mount(&_test_vfs_mount);
TEST_ASSERT_EQUAL_INT(0, res);
int fd = open("/test/test.txt", O_RDONLY, 0);
TEST_ASSERT(fd >= 0);
char strbuf[64];
memset(strbuf, '\0', sizeof(strbuf));
ssize_t nbytes;
nbytes = read(fd, strbuf, sizeof(strbuf));
TEST_ASSERT_EQUAL_INT(sizeof(str_data), nbytes);
TEST_ASSERT_EQUAL_STRING((const char *)&str_data[0], (const char *)&strbuf[0]);
#if HAVE_FCNTL
/* fcntl support is optional in newlib */
res = fcntl(fd, F_GETFL, 0);
TEST_ASSERT_EQUAL_INT(O_RDONLY, res);
#endif
res = close(fd);
TEST_ASSERT_EQUAL_INT(0, res);
res = vfs_umount(&_test_vfs_mount);
TEST_ASSERT_EQUAL_INT(0, res);
}
#endif
Test *tests_vfs_mount_constfs_tests(void)
{
EMB_UNIT_TESTFIXTURES(fixtures) {
new_TestFixture(test_vfs_mount_umount),
new_TestFixture(test_vfs_mount__invalid),
new_TestFixture(test_vfs_umount__invalid_mount),
new_TestFixture(test_vfs_constfs_open),
new_TestFixture(test_vfs_constfs_read_lseek),
#if MODULE_NEWLIB || defined(BOARD_NATIVE)
new_TestFixture(test_vfs_constfs__posix),
#endif
};
EMB_UNIT_TESTCALLER(vfs_mount_tests, NULL, NULL, fixtures);
return (Test *)&vfs_mount_tests;
}
/** @} */
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