text: //===-- Unittests for unlink ----------------------------------------------===//
  //
  // 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/fcntl/open.h"
  #include "src/unistd/close.h"
  #include "src/unistd/unlink.h"
  #include "test/ErrnoSetterMatcher.h"
  #include "utils/UnitTest/Test.h"
  #include "utils/testutils/FDReader.h"
  
  #include <errno.h>
  
  TEST(LlvmLibcUnlinkTest, CreateAndUnlink) {
    using __llvm_libc::testing::ErrnoSetterMatcher::Succeeds;
    constexpr const char *TEST_FILE = "testdata/unlink.test";
    int write_fd = __llvm_libc::open(TEST_FILE, O_WRONLY | O_CREAT, S_IRWXU);
    ASSERT_EQ(errno, 0);
    ASSERT_GT(write_fd, 0);
    ASSERT_THAT(__llvm_libc::close(write_fd), Succeeds(0));
    ASSERT_THAT(__llvm_libc::unlink(TEST_FILE), Succeeds(0));
  }
  
  TEST(LlvmLibcUnlinkTest, UnlinkNonExistentFile) {
    using __llvm_libc::testing::ErrnoSetterMatcher::Fails;
    ASSERT_THAT(__llvm_libc::unlink("testdata/non-existent-file"), Fails(ENOENT));
  }
  