243 lines
7.4 KiB
C
243 lines
7.4 KiB
C
// Copyright 2015-2017 Espressif Systems (Shanghai) PTE LTD
|
|
//
|
|
// Licensed 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.
|
|
|
|
#include <stdbool.h>
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include <errno.h>
|
|
#include <sys/fcntl.h>
|
|
#include <sys/dirent.h>
|
|
#include "esp_vfs.h"
|
|
#include "unity.h"
|
|
#include "esp_log.h"
|
|
|
|
/* Dummy VFS implementation to check if VFS is called or not with expected path
|
|
*/
|
|
typedef struct {
|
|
const char* match_path;
|
|
bool called;
|
|
} dummy_vfs_t;
|
|
|
|
static int dummy_open(void* ctx, const char * path, int flags, int mode)
|
|
{
|
|
dummy_vfs_t* dummy = (dummy_vfs_t*) ctx;
|
|
dummy->called = true;
|
|
if (strcmp(dummy->match_path, path) == 0) {
|
|
return 1;
|
|
}
|
|
errno = ENOENT;
|
|
return -1;
|
|
}
|
|
|
|
static int dummy_close(void* ctx, int fd)
|
|
{
|
|
dummy_vfs_t* dummy = (dummy_vfs_t*) ctx;
|
|
dummy->called = true;
|
|
if (fd == 1) {
|
|
return 0;
|
|
}
|
|
errno = EBADF;
|
|
return -1;
|
|
}
|
|
|
|
static DIR* dummy_opendir(void* ctx, const char* path)
|
|
{
|
|
dummy_vfs_t* dummy = (dummy_vfs_t*) ctx;
|
|
dummy->called = true;
|
|
if (strcmp(dummy->match_path, path) == 0) {
|
|
DIR* result = calloc(1, sizeof(DIR));
|
|
TEST_ASSERT_NOT_NULL(result);
|
|
return result;
|
|
}
|
|
errno = ENOENT;
|
|
return NULL;
|
|
}
|
|
|
|
static int dummy_closedir(void* ctx, DIR* pdir)
|
|
{
|
|
dummy_vfs_t* dummy = (dummy_vfs_t*) ctx;
|
|
dummy->called = true;
|
|
free(pdir);
|
|
return 0;
|
|
}
|
|
|
|
/* Initializer for this dummy VFS implementation
|
|
*/
|
|
|
|
#define DUMMY_VFS() { \
|
|
.flags = ESP_VFS_FLAG_CONTEXT_PTR, \
|
|
.open_p = dummy_open, \
|
|
.close_p = dummy_close, \
|
|
.opendir_p = dummy_opendir, \
|
|
.closedir_p = dummy_closedir \
|
|
}
|
|
|
|
/* Helper functions to test VFS behavior
|
|
*/
|
|
|
|
static void test_open(dummy_vfs_t* instance, const char* path,
|
|
bool should_be_called, bool should_be_opened, int line)
|
|
{
|
|
const int flags = O_CREAT | O_TRUNC | O_RDWR;
|
|
instance->called = false;
|
|
int fd = esp_vfs_open(__getreent(), path, flags, 0);
|
|
UNITY_TEST_ASSERT_EQUAL_INT(should_be_called, instance->called, line,
|
|
"should_be_called check failed");
|
|
if (should_be_called) {
|
|
if (should_be_opened) {
|
|
UNITY_TEST_ASSERT(fd >= 0, line, "should be opened");
|
|
} else {
|
|
UNITY_TEST_ASSERT(fd < 0, line, "should not be opened");
|
|
}
|
|
}
|
|
esp_vfs_close(__getreent(), fd);
|
|
}
|
|
|
|
static void test_opendir(dummy_vfs_t* instance, const char* path,
|
|
bool should_be_called, bool should_be_opened, int line)
|
|
{
|
|
instance->called = false;
|
|
DIR* dir = opendir(path);
|
|
UNITY_TEST_ASSERT_EQUAL_INT(should_be_called, instance->called, line,
|
|
"should_be_called check failed");
|
|
if (should_be_called) {
|
|
if (should_be_opened) {
|
|
UNITY_TEST_ASSERT(dir != NULL, line, "should be opened");
|
|
} else {
|
|
UNITY_TEST_ASSERT(dir == 0, line, "should not be opened");
|
|
}
|
|
}
|
|
if (dir) {
|
|
closedir(dir);
|
|
}
|
|
}
|
|
|
|
/* Helper macros which forward line number to assertion macros inside test_open
|
|
* and test_opendir
|
|
*/
|
|
|
|
#define test_opened(instance, path) test_open(instance, path, true, true, __LINE__)
|
|
#define test_not_opened(instance, path) test_open(instance, path, true, false, __LINE__)
|
|
#define test_not_called(instance, path) test_open(instance, path, false, false, __LINE__)
|
|
|
|
#define test_dir_opened(instance, path) test_opendir(instance, path, true, true, __LINE__)
|
|
#define test_dir_not_opened(instance, path) test_opendir(instance, path, true, false, __LINE__)
|
|
#define test_dir_not_called(instance, path) test_opendir(instance, path, false, false, __LINE__)
|
|
|
|
|
|
|
|
TEST_CASE("vfs parses paths correctly", "[vfs]")
|
|
{
|
|
dummy_vfs_t inst_foo = {
|
|
.match_path = "",
|
|
.called = false
|
|
};
|
|
esp_vfs_t desc_foo = DUMMY_VFS();
|
|
TEST_ESP_OK( esp_vfs_register("/foo", &desc_foo, &inst_foo) );
|
|
|
|
dummy_vfs_t inst_foo1 = {
|
|
.match_path = "",
|
|
.called = false
|
|
};
|
|
esp_vfs_t desc_foo1 = DUMMY_VFS();
|
|
TEST_ESP_OK( esp_vfs_register("/foo1", &desc_foo1, &inst_foo1) );
|
|
|
|
inst_foo.match_path = "/file";
|
|
test_opened(&inst_foo, "/foo/file");
|
|
test_not_opened(&inst_foo, "/foo/file1");
|
|
test_not_called(&inst_foo, "/foo1/file");
|
|
test_not_called(&inst_foo, "/foo1");
|
|
test_not_opened(&inst_foo, "/foo");
|
|
inst_foo.match_path = "/junk";
|
|
test_dir_opened(&inst_foo, "/foo/junk");
|
|
inst_foo.match_path = "/";
|
|
test_dir_opened(&inst_foo, "/foo/");
|
|
test_dir_opened(&inst_foo, "/foo");
|
|
test_dir_not_called(&inst_foo1, "/foo");
|
|
test_dir_not_opened(&inst_foo, "/foo/1");
|
|
test_dir_not_called(&inst_foo, "/foo1");
|
|
|
|
inst_foo1.match_path = "/file1";
|
|
test_not_called(&inst_foo1, "/foo/file1");
|
|
test_opened(&inst_foo1, "/foo1/file1");
|
|
test_not_opened(&inst_foo1, "/foo1/file");
|
|
|
|
// Test nested VFS entries
|
|
dummy_vfs_t inst_foobar = {
|
|
.match_path = "",
|
|
.called = false
|
|
};
|
|
esp_vfs_t desc_foobar = DUMMY_VFS();
|
|
TEST_ESP_OK( esp_vfs_register("/foo/bar", &desc_foobar, &inst_foobar) );
|
|
|
|
dummy_vfs_t inst_toplevel = {
|
|
.match_path = "",
|
|
.called = false
|
|
};
|
|
esp_vfs_t desc_toplevel = DUMMY_VFS();
|
|
TEST_ESP_OK( esp_vfs_register("", &desc_toplevel, &inst_toplevel) );
|
|
|
|
inst_foo.match_path = "/bar/file";
|
|
inst_foobar.match_path = "/file";
|
|
test_not_called(&inst_foo, "/foo/bar/file");
|
|
test_opened(&inst_foobar, "/foo/bar/file");
|
|
test_dir_not_called(&inst_foo, "/foo/bar/file");
|
|
test_dir_opened(&inst_foobar, "/foo/bar/file");
|
|
inst_toplevel.match_path = "/tmp/foo";
|
|
test_opened(&inst_toplevel, "/tmp/foo");
|
|
inst_toplevel.match_path = "foo";
|
|
test_opened(&inst_toplevel, "foo");
|
|
|
|
TEST_ESP_OK( esp_vfs_unregister("/foo") );
|
|
TEST_ESP_OK( esp_vfs_unregister("/foo1") );
|
|
TEST_ESP_OK( esp_vfs_unregister("/foo/bar") );
|
|
TEST_ESP_OK( esp_vfs_unregister("") );
|
|
}
|
|
|
|
|
|
void test_vfs_register(const char* prefix, bool expect_success, int line)
|
|
{
|
|
dummy_vfs_t inst;
|
|
esp_vfs_t desc = DUMMY_VFS();
|
|
esp_err_t err = esp_vfs_register(prefix, &desc, &inst);
|
|
if (expect_success) {
|
|
UNITY_TEST_ASSERT_EQUAL_INT(ESP_OK, err, line, "esp_vfs_register should succeed");
|
|
} else {
|
|
UNITY_TEST_ASSERT_EQUAL_INT(ESP_ERR_INVALID_ARG,
|
|
err, line, "esp_vfs_register should fail");
|
|
}
|
|
if (err == ESP_OK) {
|
|
TEST_ESP_OK( esp_vfs_unregister(prefix) );
|
|
}
|
|
}
|
|
|
|
#define test_register_ok(prefix) test_vfs_register(prefix, true, __LINE__)
|
|
#define test_register_fail(prefix) test_vfs_register(prefix, false, __LINE__)
|
|
|
|
TEST_CASE("vfs checks mount point path", "[vfs]")
|
|
{
|
|
test_register_ok("");
|
|
test_register_fail("/");
|
|
test_register_fail("a");
|
|
test_register_fail("aa");
|
|
test_register_fail("aaa");
|
|
test_register_ok("/a");
|
|
test_register_ok("/aa");
|
|
test_register_ok("/aaa/bbb");
|
|
test_register_fail("/aaa/");
|
|
test_register_fail("/aaa/bbb/");
|
|
test_register_ok("/23456789012345");
|
|
test_register_fail("/234567890123456");
|
|
}
|