| 1 | //===-- Unittests for remove ----------------------------------------------===// |
| 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-exception |
| 6 | // |
| 7 | //===----------------------------------------------------------------------===// |
| 8 | |
| 9 | #include "src/fcntl/open.h" |
| 10 | #include "src/stdio/remove.h" |
| 11 | #include "src/sys/stat/mkdirat.h" |
| 12 | #include "src/unistd/access.h" |
| 13 | #include "src/unistd/close.h" |
| 14 | #include "test/UnitTest/ErrnoSetterMatcher.h" |
| 15 | #include "test/UnitTest/Test.h" |
| 16 | |
| 17 | #include "src/__support/libc_errno.h" |
| 18 | #include <unistd.h> |
| 19 | |
| 20 | TEST(LlvmLibcRemoveTest, CreateAndRemoveFile) { |
| 21 | // The test strategy is to create a file and remove it, and also verify that |
| 22 | // it was removed. |
| 23 | libc_errno = 0; |
| 24 | using LIBC_NAMESPACE::testing::ErrnoSetterMatcher::Fails; |
| 25 | using LIBC_NAMESPACE::testing::ErrnoSetterMatcher::Succeeds; |
| 26 | |
| 27 | constexpr const char *FILENAME = "remove.test.file" ; |
| 28 | auto TEST_FILE = libc_make_test_file_path(FILENAME); |
| 29 | int fd = LIBC_NAMESPACE::open(TEST_FILE, O_WRONLY | O_CREAT, S_IRWXU); |
| 30 | ASSERT_ERRNO_SUCCESS(); |
| 31 | ASSERT_GT(fd, 0); |
| 32 | ASSERT_THAT(LIBC_NAMESPACE::close(fd), Succeeds(0)); |
| 33 | |
| 34 | ASSERT_THAT(LIBC_NAMESPACE::access(TEST_FILE, F_OK), Succeeds(0)); |
| 35 | ASSERT_THAT(LIBC_NAMESPACE::remove(TEST_FILE), Succeeds(0)); |
| 36 | ASSERT_THAT(LIBC_NAMESPACE::access(TEST_FILE, F_OK), Fails(ENOENT)); |
| 37 | } |
| 38 | |
| 39 | TEST(LlvmLibcRemoveTest, CreateAndRemoveDir) { |
| 40 | // The test strategy is to create a dir and remove it, and also verify that |
| 41 | // it was removed. |
| 42 | libc_errno = 0; |
| 43 | using LIBC_NAMESPACE::testing::ErrnoSetterMatcher::Fails; |
| 44 | using LIBC_NAMESPACE::testing::ErrnoSetterMatcher::Succeeds; |
| 45 | constexpr const char *FILENAME = "remove.test.dir" ; |
| 46 | auto TEST_DIR = libc_make_test_file_path(FILENAME); |
| 47 | ASSERT_THAT(LIBC_NAMESPACE::mkdirat(AT_FDCWD, TEST_DIR, S_IRWXU), |
| 48 | Succeeds(0)); |
| 49 | |
| 50 | ASSERT_THAT(LIBC_NAMESPACE::access(TEST_DIR, F_OK), Succeeds(0)); |
| 51 | ASSERT_THAT(LIBC_NAMESPACE::remove(TEST_DIR), Succeeds(0)); |
| 52 | ASSERT_THAT(LIBC_NAMESPACE::access(TEST_DIR, F_OK), Fails(ENOENT)); |
| 53 | } |
| 54 | |
| 55 | TEST(LlvmLibcRemoveTest, RemoveNonExistent) { |
| 56 | using LIBC_NAMESPACE::testing::ErrnoSetterMatcher::Fails; |
| 57 | ASSERT_THAT(LIBC_NAMESPACE::remove("non-existent" ), Fails(ENOENT)); |
| 58 | } |
| 59 | |