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libuv/test/test-tty.c  view on Meta::CPAN

    MAKE_VALGRIND_HAPPY();
    return TEST_SKIP;
  }

  /*
   * Is it a safe assumption that most people have terminals larger than
   * 10x10?
   */
  ASSERT(width > 10);
  ASSERT(height > 10);

  /* Turn on raw mode. */
  r = uv_tty_set_mode(&tty_in, UV_TTY_MODE_RAW);
  ASSERT(r == 0);

  /* Turn off raw mode. */
  r = uv_tty_set_mode(&tty_in, UV_TTY_MODE_NORMAL);
  ASSERT(r == 0);

  /* Calling uv_tty_reset_mode() repeatedly should not clobber errno. */
  errno = 0;
  ASSERT(0 == uv_tty_reset_mode());
  ASSERT(0 == uv_tty_reset_mode());
  ASSERT(0 == uv_tty_reset_mode());
  ASSERT(0 == errno);

  /* TODO check the actual mode! */

  uv_close((uv_handle_t*) &tty_in, NULL);
  uv_close((uv_handle_t*) &tty_out, NULL);

  uv_run(loop, UV_RUN_DEFAULT);

  MAKE_VALGRIND_HAPPY();
  return 0;
}


#ifdef _WIN32
static void tty_raw_alloc(uv_handle_t* handle, size_t size, uv_buf_t* buf) {
  buf->base = malloc(size);
  buf->len = size;
}

static void tty_raw_read(uv_stream_t* tty_in, ssize_t nread, const uv_buf_t* buf) {
  if (nread > 0) {
    ASSERT(nread  == 1);
    ASSERT(buf->base[0] == ' ');
    uv_close((uv_handle_t*) tty_in, NULL);
  } else {
    ASSERT(nread == 0);
  }
}

TEST_IMPL(tty_raw) {
  int r;
  int ttyin_fd;
  uv_tty_t tty_in;
  uv_loop_t* loop = uv_default_loop();
  HANDLE handle;
  INPUT_RECORD record;
  DWORD written;

  /* Make sure we have an FD that refers to a tty */
  handle = CreateFileA("conin$",
                       GENERIC_READ | GENERIC_WRITE,
                       FILE_SHARE_READ | FILE_SHARE_WRITE,
                       NULL,
                       OPEN_EXISTING,
                       FILE_ATTRIBUTE_NORMAL,
                       NULL);
  ASSERT(handle != INVALID_HANDLE_VALUE);
  ttyin_fd = _open_osfhandle((intptr_t) handle, 0);
  ASSERT(ttyin_fd >= 0);
  ASSERT(UV_TTY == uv_guess_handle(ttyin_fd));

  r = uv_tty_init(uv_default_loop(), &tty_in, ttyin_fd, 1);  /* Readable. */
  ASSERT(r == 0);
  ASSERT(uv_is_readable((uv_stream_t*) &tty_in));
  ASSERT(!uv_is_writable((uv_stream_t*) &tty_in));

  r = uv_read_start((uv_stream_t*)&tty_in, tty_raw_alloc, tty_raw_read);
  ASSERT(r == 0);

  /* Give uv_tty_line_read_thread time to block on ReadConsoleW */
  Sleep(100);

  /* Turn on raw mode. */
  r = uv_tty_set_mode(&tty_in, UV_TTY_MODE_RAW);
  ASSERT(r == 0);

  /* Write ' ' that should be read in raw mode */
  record.EventType = KEY_EVENT;
  record.Event.KeyEvent.bKeyDown = TRUE;
  record.Event.KeyEvent.wRepeatCount = 1;
  record.Event.KeyEvent.wVirtualKeyCode = VK_SPACE;
  record.Event.KeyEvent.wVirtualScanCode = MapVirtualKeyW(VK_SPACE, MAPVK_VK_TO_VSC);
  record.Event.KeyEvent.uChar.UnicodeChar = L' ';
  record.Event.KeyEvent.dwControlKeyState = 0;
  WriteConsoleInputW(handle, &record, 1, &written);

  uv_run(loop, UV_RUN_DEFAULT);

  MAKE_VALGRIND_HAPPY();
  return 0;
}

TEST_IMPL(tty_empty_write) {
  int r;
  int ttyout_fd;
  uv_tty_t tty_out;
  char dummy[1];
  uv_buf_t bufs[1];
  uv_loop_t* loop;

  /* Make sure we have an FD that refers to a tty */
  HANDLE handle;

  loop = uv_default_loop();

  handle = CreateFileA("conout$",