| 1 | //===-- Unittests for lstat -----------------------------------------------===// |
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| 2 | // |
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| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
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| 4 | // See https://llvm.org/LICENSE.txt for license information. |
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| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
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| 6 | // |
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| 7 | //===----------------------------------------------------------------------===// |
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| 8 | |
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| 9 | #include "src/fcntl/open.h" |
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| 10 | #include "src/sys/stat/lstat.h" |
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| 11 | #include "src/unistd/close.h" |
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| 12 | #include "src/unistd/unlink.h" |
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| 13 | #include "test/UnitTest/ErrnoCheckingTest.h" |
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| 14 | #include "test/UnitTest/ErrnoSetterMatcher.h" |
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| 15 | #include "test/UnitTest/Test.h" |
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| 16 | |
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| 17 | #include "hdr/fcntl_macros.h" |
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| 18 | #include <sys/stat.h> |
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| 19 | |
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| 20 | using namespace LIBC_NAMESPACE::testing::ErrnoSetterMatcher; |
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| 21 | using LlvmLibcLStatTest = LIBC_NAMESPACE::testing::ErrnoCheckingTest; |
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| 22 | |
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| 23 | TEST_F(LlvmLibcLStatTest, CreatAndReadMode) { |
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| 24 | // The test file is initially writable. We open it for writing and ensure |
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| 25 | // that it indeed can be opened for writing. Next, we close the file and |
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| 26 | // make it readonly using chmod. We test that chmod actually succeeded by |
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| 27 | // trying to open the file for writing and failing. |
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| 28 | constexpr const char *TEST_FILE = "testdata/lstat.test" ; |
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| 29 | |
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| 30 | int fd = LIBC_NAMESPACE::open(TEST_FILE, O_CREAT | O_WRONLY, S_IRWXU); |
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| 31 | ASSERT_GT(fd, 0); |
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| 32 | ASSERT_ERRNO_SUCCESS(); |
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| 33 | ASSERT_THAT(LIBC_NAMESPACE::close(fd), Succeeds(0)); |
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| 34 | |
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| 35 | struct stat statbuf; |
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| 36 | ASSERT_THAT(LIBC_NAMESPACE::lstat(TEST_FILE, &statbuf), Succeeds(0)); |
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| 37 | |
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| 38 | ASSERT_EQ(int(statbuf.st_mode), int(S_IRWXU | S_IFREG)); |
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| 39 | |
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| 40 | ASSERT_THAT(LIBC_NAMESPACE::unlink(TEST_FILE), Succeeds(0)); |
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| 41 | } |
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| 42 | |
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| 43 | TEST_F(LlvmLibcLStatTest, NonExistentFile) { |
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| 44 | struct stat statbuf; |
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| 45 | ASSERT_THAT(LIBC_NAMESPACE::lstat("non-existent-file" , &statbuf), |
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| 46 | Fails(ENOENT)); |
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| 47 | } |
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| 48 | |
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