| //===-- Unittests for access ----------------------------------------------===// |
| // |
| // 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 "src/errno/libc_errno.h" |
| #include "src/fcntl/open.h" |
| #include "src/unistd/access.h" |
| #include "src/unistd/close.h" |
| #include "src/unistd/unlink.h" |
| #include "test/UnitTest/ErrnoSetterMatcher.h" |
| #include "test/UnitTest/Test.h" |
| |
| #include <unistd.h> |
| |
| TEST(LlvmLibcAccessTest, CreateAndTest) { |
| // The test strategy is to repeatedly create a file in different modes and |
| // test that it is accessable in those modes but not in others. |
| libc_errno = 0; |
| using __llvm_libc::testing::ErrnoSetterMatcher::Succeeds; |
| constexpr const char *TEST_FILE = "testdata/access.test"; |
| int fd = __llvm_libc::open(TEST_FILE, O_WRONLY | O_CREAT, S_IRWXU); |
| ASSERT_EQ(libc_errno, 0); |
| ASSERT_GT(fd, 0); |
| ASSERT_THAT(__llvm_libc::close(fd), Succeeds(0)); |
| |
| ASSERT_EQ(__llvm_libc::access(TEST_FILE, F_OK), 0); |
| ASSERT_EQ(libc_errno, 0); |
| ASSERT_EQ(__llvm_libc::access(TEST_FILE, X_OK | W_OK | R_OK), 0); |
| ASSERT_EQ(libc_errno, 0); |
| ASSERT_THAT(__llvm_libc::unlink(TEST_FILE), Succeeds(0)); |
| |
| fd = __llvm_libc::open(TEST_FILE, O_WRONLY | O_CREAT, S_IXUSR); |
| ASSERT_EQ(libc_errno, 0); |
| ASSERT_GT(fd, 0); |
| ASSERT_THAT(__llvm_libc::close(fd), Succeeds(0)); |
| ASSERT_EQ(__llvm_libc::access(TEST_FILE, F_OK), 0); |
| ASSERT_EQ(libc_errno, 0); |
| ASSERT_EQ(__llvm_libc::access(TEST_FILE, X_OK), 0); |
| ASSERT_EQ(libc_errno, 0); |
| ASSERT_EQ(__llvm_libc::access(TEST_FILE, R_OK), -1); |
| ASSERT_EQ(libc_errno, EACCES); |
| libc_errno = 0; |
| ASSERT_EQ(__llvm_libc::access(TEST_FILE, W_OK), -1); |
| ASSERT_EQ(libc_errno, EACCES); |
| libc_errno = 0; |
| ASSERT_THAT(__llvm_libc::unlink(TEST_FILE), Succeeds(0)); |
| } |
| |
| TEST(LlvmLibcAccessTest, AccessNonExistentFile) { |
| using __llvm_libc::testing::ErrnoSetterMatcher::Fails; |
| ASSERT_THAT(__llvm_libc::access("testdata/non-existent-file", F_OK), |
| Fails(ENOENT)); |
| } |