| 1 | //===-- Unittests for fstatvfs --------------------------------------------===// |
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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 "hdr/fcntl_macros.h" |
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| 10 | #include "src/__support/libc_errno.h" |
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| 11 | #include "src/__support/macros/config.h" |
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| 12 | #include "src/fcntl/open.h" |
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| 13 | #include "src/sys/stat/mkdirat.h" |
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| 14 | #include "src/sys/statvfs/fstatvfs.h" |
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| 15 | #include "src/unistd/close.h" |
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| 16 | #include "src/unistd/rmdir.h" |
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| 17 | #include "test/UnitTest/ErrnoCheckingTest.h" |
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| 18 | #include "test/UnitTest/ErrnoSetterMatcher.h" |
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| 19 | #include "test/UnitTest/Test.h" |
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| 20 | |
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| 21 | using namespace LIBC_NAMESPACE::testing::ErrnoSetterMatcher; |
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| 22 | using LlvmLibcSysFStatvfsTest = LIBC_NAMESPACE::testing::ErrnoCheckingTest; |
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| 23 | |
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| 24 | TEST_F(LlvmLibcSysFStatvfsTest, FStatvfsBasic) { |
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| 25 | struct statvfs buf; |
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| 26 | |
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| 27 | int fd = LIBC_NAMESPACE::open("/" , O_PATH); |
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| 28 | ASSERT_ERRNO_SUCCESS(); |
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| 29 | ASSERT_GT(fd, 0); |
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| 30 | |
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| 31 | // The root of the file directory must always exist |
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| 32 | ASSERT_THAT(LIBC_NAMESPACE::fstatvfs(fd, &buf), Succeeds()); |
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| 33 | ASSERT_THAT(LIBC_NAMESPACE::close(fd), Succeeds(0)); |
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| 34 | } |
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| 35 | |
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| 36 | TEST_F(LlvmLibcSysFStatvfsTest, FStatvfsInvalidPath) { |
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| 37 | struct statvfs buf; |
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| 38 | |
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| 39 | constexpr const char *FILENAME = "fstatvfs.testdir" ; |
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| 40 | auto TEST_DIR = libc_make_test_file_path(FILENAME); |
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| 41 | |
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| 42 | // Always delete the folder so that we start in a consistent state. |
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| 43 | LIBC_NAMESPACE::rmdir(TEST_DIR); |
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| 44 | libc_errno = 0; // Reset errno |
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| 45 | |
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| 46 | ASSERT_THAT(LIBC_NAMESPACE::mkdirat(AT_FDCWD, TEST_DIR, S_IRWXU), |
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| 47 | Succeeds(0)); |
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| 48 | |
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| 49 | int fd = LIBC_NAMESPACE::open(TEST_DIR, O_PATH); |
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| 50 | ASSERT_ERRNO_SUCCESS(); |
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| 51 | ASSERT_GT(fd, 0); |
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| 52 | |
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| 53 | // create the file, assert it exists, then delete it and assert it doesn't |
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| 54 | // exist anymore. |
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| 55 | |
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| 56 | ASSERT_THAT(LIBC_NAMESPACE::fstatvfs(fd, &buf), Succeeds()); |
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| 57 | ASSERT_THAT(LIBC_NAMESPACE::close(fd), Succeeds(0)); |
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| 58 | |
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| 59 | ASSERT_THAT(LIBC_NAMESPACE::rmdir(TEST_DIR), Succeeds(0)); |
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| 60 | |
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| 61 | ASSERT_THAT(LIBC_NAMESPACE::fstatvfs(fd, &buf), Fails(EBADF)); |
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| 62 | } |
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| 63 | |
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