platform_bionic/tests/ftw_test.cpp
Elliott Hughes 63bd43bbdc Make the ftw(3) tests a bit more thorough.
These also test much of fts(3).

Change-Id: Ia9245d6acbbd071191563ab1b91a400044104028
2014-11-19 15:47:53 -08:00

83 lines
2.3 KiB
C++

/*
* 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 <ftw.h>
#include <stdlib.h>
#include <sys/stat.h>
#include <gtest/gtest.h>
void sanity_check_ftw(const char* fpath, const struct stat* sb, int tflag) {
ASSERT_TRUE(fpath != NULL);
ASSERT_TRUE(sb != NULL);
if (S_ISDIR(sb->st_mode)) {
ASSERT_TRUE(tflag == FTW_D || tflag == FTW_DNR || tflag == FTW_DP) << fpath;
} else if (S_ISLNK(sb->st_mode)) {
ASSERT_EQ(FTW_SL, tflag) << fpath;
} else {
ASSERT_EQ(FTW_F, tflag) << fpath;
}
}
void sanity_check_nftw(const char* fpath, const struct stat* sb, int tflag, struct FTW* ftwbuf) {
sanity_check_ftw(fpath, sb, tflag);
size_t slash_count = 0;
const char* p = fpath;
while ((p = strchr(p + 1, '/')) != NULL) {
++slash_count;
}
ASSERT_EQ('/', fpath[ftwbuf->base - 1]) << fpath;
ASSERT_EQ(slash_count, static_cast<size_t>(ftwbuf->level)) << fpath;
}
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) {
ASSERT_EQ(0, ftw("/sys", check_ftw, 128));
}
TEST(ftw, ftw64) {
ASSERT_EQ(0, ftw64("/sys", check_ftw64, 128));
}
TEST(ftw, nftw) {
ASSERT_EQ(0, nftw("/sys", check_nftw, 128, 0));
}
TEST(ftw, nftw64) {
ASSERT_EQ(0, nftw64("/sys", check_nftw64, 128, 0));
}