bool TestExtProcess::test_exec() {
  Variant output, ret;
  String last_line = f_exec("echo hello; echo world;", ref(output), ref(ret));
  VS(output, CREATE_VECTOR2("hello", "world"));
  VS(last_line, "world");
  VS(ret, 0);

  string cur_cwd = Process::GetCurrentDirectory();
  f_chdir("/tmp/");
  VS(f_exec("/bin/pwd"), "/tmp");
  f_chdir(String(cur_cwd));
  return Count(true);
}
bool TestExtProcess::test_exec() {
  Variant output, ret;
  String last_line = f_exec("echo hello; echo world;", ref(output), ref(ret));
  VS(output, CREATE_VECTOR2("hello", "world"));
  VS(last_line, "world");
  VS(ret, 0);
  return Count(true);
}