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libuv/test/test-tcp-unexpected-read.c  view on Meta::CPAN

static void alloc_cb(uv_handle_t* handle,
                     size_t suggested_size,
                     uv_buf_t* buf) {
  ASSERT(0 && "alloc_cb should not have been called");
}


static void read_cb(uv_stream_t* handle, ssize_t nread, const uv_buf_t* buf) {
  ASSERT(0 && "read_cb should not have been called");
}


static void connect_cb(uv_connect_t* req, int status) {
  ASSERT(req->handle == (uv_stream_t*) &client_handle);
  ASSERT(0 == status);
}


static void write_cb(uv_write_t* req, int status) {
  ASSERT(req->handle == (uv_stream_t*) &peer_handle);
  ASSERT(0 == status);
}


static void connection_cb(uv_stream_t* handle, int status) {
  uv_buf_t buf;

  buf = uv_buf_init("PING", 4);

  ASSERT(0 == status);
  ASSERT(0 == uv_accept(handle, (uv_stream_t*) &peer_handle));
  ASSERT(0 == uv_read_start((uv_stream_t*) &peer_handle, alloc_cb, read_cb));
  ASSERT(0 == uv_write(&write_req, (uv_stream_t*) &peer_handle,
                       &buf, 1, write_cb));
}


TEST_IMPL(tcp_unexpected_read) {
  struct sockaddr_in addr;
  uv_loop_t* loop;

  ASSERT(0 == uv_ip4_addr("127.0.0.1", TEST_PORT, &addr));
  loop = uv_default_loop();

  ASSERT(0 == uv_timer_init(loop, &timer_handle));
  ASSERT(0 == uv_timer_start(&timer_handle, timer_cb, 1000, 0));
  ASSERT(0 == uv_check_init(loop, &check_handle));
  ASSERT(0 == uv_check_start(&check_handle, check_cb));
  ASSERT(0 == uv_tcp_init(loop, &server_handle));
  ASSERT(0 == uv_tcp_init(loop, &client_handle));
  ASSERT(0 == uv_tcp_init(loop, &peer_handle));
  ASSERT(0 == uv_tcp_bind(&server_handle, (const struct sockaddr*) &addr, 0));
  ASSERT(0 == uv_listen((uv_stream_t*) &server_handle, 1, connection_cb));
  ASSERT(0 == uv_tcp_connect(&connect_req,
                             &client_handle,
                             (const struct sockaddr*) &addr,
                             connect_cb));
  ASSERT(0 == uv_run(loop, UV_RUN_DEFAULT));

  /* This is somewhat inexact but the idea is that the event loop should not
   * start busy looping when the server sends a message and the client isn't
   * reading.
   */
  ASSERT(ticks <= 20);

  MAKE_VALGRIND_HAPPY();
  return 0;
}