libc/test/integration/src/spawn/posix_spawn_test.cpp

   1 //===-- Unittests for posix_spawn -----------------------------------------===//
   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
   9 #include "test_binary_properties.h"
  10
  11 #include "src/spawn/posix_spawn.h"
  12 #include "src/spawn/posix_spawn_file_actions_addopen.h"
  13 #include "src/spawn/posix_spawn_file_actions_destroy.h"
  14 #include "src/spawn/posix_spawn_file_actions_init.h"
  15 #include "src/sys/wait/waitpid.h"
  16 #include "test/IntegrationTest/test.h"
  17
  18 #include <fcntl.h>
  19 #include <spawn.h>
  20 #include <stddef.h>
  21 #include <stdint.h>
  22 #include <sys/wait.h>
  23
  24 char arg0[] = "libc_posix_spawn_test_binary";
  25 char *argv[] = {
  26     arg0,
  27     nullptr,
  28 };
  29
  30 void spawn_and_wait_for_normal_exit(char **envp) {
  31   pid_t cpid;
  32   posix_spawn_file_actions_t file_actions;
  33   ASSERT_EQ(LIBC_NAMESPACE::posix_spawn_file_actions_init(&file_actions), 0);
  34   LIBC_NAMESPACE::posix_spawn_file_actions_addopen(
  35       &file_actions, CHILD_FD, "testdata/posix_spawn.test", O_RDONLY, 0);
  36   ASSERT_EQ(LIBC_NAMESPACE::posix_spawn(&cpid, arg0, &file_actions, nullptr,
  37                                         argv, envp),
  38             0);
  39   ASSERT_TRUE(cpid > 0);
  40   int status;
  41   ASSERT_EQ(LIBC_NAMESPACE::waitpid(cpid, &status, 0), cpid);
  42   ASSERT_EQ(LIBC_NAMESPACE::posix_spawn_file_actions_destroy(&file_actions), 0);
  43   ASSERT_TRUE(WIFEXITED(status));
  44   int exit_status = WEXITSTATUS(status);
  45   ASSERT_EQ(exit_status, 0);
  46 }
  47
  48 TEST_MAIN(int argc, char **argv, char **envp) {
  49   spawn_and_wait_for_normal_exit(envp);
  50   return 0;
  51 }