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//===-- Unittests for fstatvfs --------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#include "hdr/fcntl_macros.h"
#include "src/__support/libc_errno.h"
#include "src/__support/macros/config.h"
#include "src/fcntl/open.h"
#include "src/sys/stat/mkdirat.h"
#include "src/sys/statvfs/fstatvfs.h"
#include "src/unistd/close.h"
#include "src/unistd/rmdir.h"
#include "test/UnitTest/ErrnoCheckingTest.h"
#include "test/UnitTest/ErrnoSetterMatcher.h"
#include "test/UnitTest/Test.h"
using namespace LIBC_NAMESPACE::testing::ErrnoSetterMatcher;
using LlvmLibcSysFStatvfsTest = LIBC_NAMESPACE::testing::ErrnoCheckingTest;
TEST_F(LlvmLibcSysFStatvfsTest, FStatvfsBasic) {
struct statvfs buf;
int fd = LIBC_NAMESPACE::open("/", O_PATH);
ASSERT_ERRNO_SUCCESS();
ASSERT_GT(fd, 0);
// The root of the file directory must always exist
ASSERT_THAT(LIBC_NAMESPACE::fstatvfs(fd, &buf), Succeeds());
ASSERT_THAT(LIBC_NAMESPACE::close(fd), Succeeds(0));
}
TEST_F(LlvmLibcSysFStatvfsTest, FStatvfsInvalidPath) {
struct statvfs buf;
constexpr const char *FILENAME = "fstatvfs.testdir";
auto TEST_DIR = libc_make_test_file_path(FILENAME);
// Always delete the folder so that we start in a consistent state.
LIBC_NAMESPACE::rmdir(TEST_DIR);
libc_errno = 0; // Reset errno
ASSERT_THAT(LIBC_NAMESPACE::mkdirat(AT_FDCWD, TEST_DIR, S_IRWXU),
Succeeds(0));
int fd = LIBC_NAMESPACE::open(TEST_DIR, O_PATH);
ASSERT_ERRNO_SUCCESS();
ASSERT_GT(fd, 0);
// create the file, assert it exists, then delete it and assert it doesn't
// exist anymore.
ASSERT_THAT(LIBC_NAMESPACE::fstatvfs(fd, &buf), Succeeds());
ASSERT_THAT(LIBC_NAMESPACE::close(fd), Succeeds(0));
ASSERT_THAT(LIBC_NAMESPACE::rmdir(TEST_DIR), Succeeds(0));
ASSERT_THAT(LIBC_NAMESPACE::fstatvfs(fd, &buf), Fails(EBADF));
}
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