platform_bionic/tests/ftw_test.cpp

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/*
* Copyright (C) 2014 The Android Open Source Project
*
* 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 <gtest/gtest.h>
#include "TemporaryFile.h"
#include <ftw.h>
#include <stdlib.h>
#include <sys/stat.h>
void sanity_check_ftw(const char* fpath, const struct stat* sb, int tflag) {
ASSERT_TRUE(fpath != NULL);
ASSERT_TRUE(sb != NULL);
bool is_dir = S_ISDIR(sb->st_mode);
ASSERT_TRUE((is_dir && tflag == FTW_D) || (!is_dir && tflag == FTW_F));
}
void sanity_check_nftw(
const char* fpath, const struct stat* sb, int tflag, struct FTW* ftwbuf) {
sanity_check_ftw(fpath, sb, tflag);
// either the parent dir or the file
bool is_dir = S_ISDIR(sb->st_mode);
ASSERT_TRUE(
(is_dir && ftwbuf->level == 0) || (!is_dir && ftwbuf->level == 1));
}
int check_ftw(const char* fpath, const struct stat* sb, int tflag) {
sanity_check_ftw(fpath, sb, tflag);
return 0;
}
int check_ftw64(const char* fpath, const struct stat64* sb, int tflag) {
sanity_check_ftw(fpath, reinterpret_cast<const struct stat*>(sb), tflag);
return 0;
}
int check_nftw(
const char* fpath, const struct stat* sb, int tflag, struct FTW* ftwbuf) {
sanity_check_nftw(fpath, sb, tflag, ftwbuf);
return 0;
}
int check_nftw64(
const char* fpath, const struct stat64* sb, int tflag, struct FTW* ftwbuf) {
sanity_check_nftw(fpath, reinterpret_cast<const struct stat*>(sb),
tflag, ftwbuf);
return 0;
}
TEST(ftw, ftw) {
TemporaryDir td;
TemporaryFile tf(td.dirname);
ftw(td.dirname, check_ftw, 1);
}
TEST(ftw, ftw64) {
TemporaryDir td;
GenericTemporaryFile<mkstemp64> tf(td.dirname);
ftw64(td.dirname, check_ftw64, 1);
}
TEST(ftw, nftw) {
TemporaryDir td;
TemporaryFile tf(td.dirname);
nftw(td.dirname, check_nftw, 1, 0);
}
TEST(ftw, nftw64) {
TemporaryDir td;
GenericTemporaryFile<mkstemp64> tf(td.dirname);
nftw64(td.dirname, check_nftw64, 1, 0);
}