51 lines · cpp
1//===-- Unittests for unlinkat --------------------------------------------===//2//3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.4// See https://llvm.org/LICENSE.txt for license information.5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception6//7//===----------------------------------------------------------------------===//8 9#include "src/fcntl/open.h"10#include "src/fcntl/openat.h"11#include "src/unistd/close.h"12#include "src/unistd/unlinkat.h"13#include "test/UnitTest/ErrnoCheckingTest.h"14#include "test/UnitTest/ErrnoSetterMatcher.h"15#include "test/UnitTest/Test.h"16 17#include <sys/stat.h>18 19using LlvmLibcUnlinkatTest = LIBC_NAMESPACE::testing::ErrnoCheckingTest;20 21TEST_F(LlvmLibcUnlinkatTest, CreateAndDeleteTest) {22 using LIBC_NAMESPACE::testing::ErrnoSetterMatcher::Succeeds;23 constexpr const char *FILENAME = "testdata";24 auto TEST_DIR = libc_make_test_file_path(FILENAME);25 constexpr const char *FILENAME2 = "openat.test";26 auto TEST_FILE = libc_make_test_file_path(FILENAME2);27 int dir_fd = LIBC_NAMESPACE::open(TEST_DIR, O_DIRECTORY);28 ASSERT_ERRNO_SUCCESS();29 ASSERT_GT(dir_fd, 0);30 int write_fd =31 LIBC_NAMESPACE::openat(dir_fd, TEST_FILE, O_WRONLY | O_CREAT, S_IRWXU);32 ASSERT_ERRNO_SUCCESS();33 ASSERT_GT(write_fd, 0);34 ASSERT_THAT(LIBC_NAMESPACE::close(write_fd), Succeeds(0));35 ASSERT_THAT(LIBC_NAMESPACE::unlinkat(dir_fd, TEST_FILE, 0), Succeeds(0));36 ASSERT_THAT(LIBC_NAMESPACE::close(dir_fd), Succeeds(0));37}38 39TEST_F(LlvmLibcUnlinkatTest, UnlinkatNonExistentFile) {40 constexpr const char *FILENAME = "testdata";41 auto TEST_DIR = libc_make_test_file_path(FILENAME);42 int dir_fd = LIBC_NAMESPACE::open(TEST_DIR, O_DIRECTORY);43 ASSERT_ERRNO_SUCCESS();44 ASSERT_GT(dir_fd, 0);45 using LIBC_NAMESPACE::testing::ErrnoSetterMatcher::Fails;46 using LIBC_NAMESPACE::testing::ErrnoSetterMatcher::Succeeds;47 ASSERT_THAT(LIBC_NAMESPACE::unlinkat(dir_fd, "non-existent-file", 0),48 Fails(ENOENT));49 ASSERT_THAT(LIBC_NAMESPACE::close(dir_fd), Succeeds(0));50}51