Ejemplos de DelayedWriteCleanup en C++ (Cpp)

Ejemplo n.º 1

Archivo: sys_select_test.cpp Proyecto: liaolaolin/platform_bionic

TEST(sys_select, pselect_smoke) {
  sigset_t ss;
  sigemptyset(&ss);
  sigaddset(&ss, SIGPIPE);

  fd_set r;
  FD_ZERO(&r);
  fd_set w;
  FD_ZERO(&w);
  fd_set e;
  FD_ZERO(&e);

  FD_SET(STDIN_FILENO, &r);
  FD_SET(STDOUT_FILENO, &w);
  FD_SET(STDERR_FILENO, &w);

  int max = STDERR_FILENO + 1;

  // Invalid max fd.
  ASSERT_EQ(-1, pselect(-1, &r, &w, &e, NULL, &ss));
  ASSERT_EQ(EINVAL, errno);

  // If there is data to be read on STDIN, then the number of
  // fds ready will be 3 instead of 2. Allow this case, but verify
  // every fd that is set.
  int num_fds = pselect(max, &r, &w, &e, NULL, &ss);
  ASSERT_TRUE(num_fds == 2 || num_fds == 3) << "Num fds returned " << num_fds;
  ASSERT_TRUE(FD_ISSET(STDOUT_FILENO, &w));
  ASSERT_TRUE(FD_ISSET(STDERR_FILENO, &w));
  if (num_fds == 3) {
    ASSERT_TRUE(FD_ISSET(STDIN_FILENO, &r));
  }

  // Invalid timeout.
  timespec tv;
  tv.tv_sec = -1;
  tv.tv_nsec = 0;
  ASSERT_EQ(-1, pselect(max, &r, &w, &e, &tv, &ss));
  ASSERT_EQ(EINVAL, errno);

  // Valid timeout...
  tv.tv_sec = 1;
  int pid, fd;
  DelayedWrite(&pid, &fd);

  FD_ZERO(&r);
  FD_SET(fd, &r);
  ASSERT_EQ(1, pselect(fd+1, &r, NULL, NULL, &tv, NULL));
  // Neither tv_sec nor tv_nsec should have been updated.
  ASSERT_EQ(1, tv.tv_sec);
  ASSERT_EQ(0, tv.tv_nsec);

  DelayedWriteCleanup(pid, fd);
}

Ejemplo n.º 2

Archivo: sys_select_test.cpp Proyecto: 10114395/android-5.0.0_r5

TEST(sys_select, pselect_smoke) {
  sigset_t ss;
  sigemptyset(&ss);
  sigaddset(&ss, SIGPIPE);

  fd_set r;
  FD_ZERO(&r);
  fd_set w;
  FD_ZERO(&w);
  fd_set e;
  FD_ZERO(&e);

  FD_SET(STDIN_FILENO, &r);
  FD_SET(STDOUT_FILENO, &w);
  FD_SET(STDERR_FILENO, &w);

  int max = STDERR_FILENO + 1;

  // Invalid max fd.
  ASSERT_EQ(-1, pselect(-1, &r, &w, &e, NULL, &ss));
  ASSERT_EQ(EINVAL, errno);

  ASSERT_EQ(2, pselect(max, &r, &w, &e, NULL, &ss));

  // Invalid timeout.
  timespec tv;
  tv.tv_sec = -1;
  tv.tv_nsec = 0;
  ASSERT_EQ(-1, pselect(max, &r, &w, &e, &tv, &ss));
  ASSERT_EQ(EINVAL, errno);

  // Valid timeout...
  tv.tv_sec = 1;
  int pid, fd;
  DelayedWrite(&pid, &fd);

  FD_ZERO(&r);
  FD_SET(fd, &r);
  ASSERT_EQ(1, pselect(fd+1, &r, NULL, NULL, &tv, NULL));
  // Neither tv_sec nor tv_nsec should have been updated.
  ASSERT_EQ(1, tv.tv_sec);
  ASSERT_EQ(0, tv.tv_nsec);

  DelayedWriteCleanup(pid, fd);
}

Ejemplo n.º 3

Archivo: sys_select_test.cpp Proyecto: 10114395/android-5.0.0_r5

TEST(sys_select, select_smoke) {
  fd_set r;
  FD_ZERO(&r);
  fd_set w;
  FD_ZERO(&w);
  fd_set e;
  FD_ZERO(&e);

  FD_SET(STDIN_FILENO, &r);
  FD_SET(STDOUT_FILENO, &w);
  FD_SET(STDERR_FILENO, &w);

  int max = STDERR_FILENO + 1;

  // Invalid max fd.
  ASSERT_EQ(-1, select(-1, &r, &w, &e, NULL));
  ASSERT_EQ(EINVAL, errno);

  ASSERT_EQ(2, select(max, &r, &w, &e, NULL));

  // Invalid timeout.
  timeval tv;
  tv.tv_sec = -1;
  tv.tv_usec = 0;
  ASSERT_EQ(-1, select(max, &r, &w, &e, &tv));
  ASSERT_EQ(EINVAL, errno);

  // Valid timeout...
  tv.tv_sec = 1;
  int pid, fd;
  DelayedWrite(&pid, &fd);

  FD_ZERO(&r);
  FD_SET(fd, &r);
  ASSERT_EQ(1, select(fd+1, &r, NULL, NULL, &tv));
  // Both tv_sec and tv_nsec should have been updated.
  ASSERT_EQ(0, tv.tv_sec);
  ASSERT_NE(0, tv.tv_usec);

  DelayedWriteCleanup(pid, fd);
}