libc/test/src/unistd/pipe2_test.cpp

   1 //===-- Unittests for pipe2 -----------------------------------------------===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8 #include "src/errno/libc_errno.h"
   9 #include "src/unistd/close.h"
  10 #include "src/unistd/pipe2.h"
  11
  12 #include "test/UnitTest/ErrnoSetterMatcher.h"
  13 #include "test/UnitTest/Test.h"
  14
  15 using namespace LIBC_NAMESPACE::testing::ErrnoSetterMatcher;
  16
  17 TEST(LlvmLibcPipe2Test, SmokeTest) {
  18   int pipefd[2];
  19   ASSERT_THAT(LIBC_NAMESPACE::pipe2(pipefd, 0), Succeeds());
  20   ASSERT_THAT(LIBC_NAMESPACE::close(pipefd[0]), Succeeds());
  21   ASSERT_THAT(LIBC_NAMESPACE::close(pipefd[1]), Succeeds());
  22 }
  23
  24 TEST(LlvmLibcPipe2ErrTest, SmokeTest) {
  25   int pipefd[2];
  26   ASSERT_THAT(LIBC_NAMESPACE::pipe2(pipefd, -1), Fails(EINVAL));
  27   ASSERT_THAT(LIBC_NAMESPACE::pipe2(nullptr, 0), Fails(EFAULT));
  28 }