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