/* Copyright libuv project and contributors. All rights reserved.

 *

 * Permission is hereby granted, free of charge, to any person obtaining a copy

 * of this software and associated documentation files (the "Software"), to

 * deal in the Software without restriction, including without limitation the

 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or

 * sell copies of the Software, and to permit persons to whom the Software is

 * furnished to do so, subject to the following conditions:

 *

 * The above copyright notice and this permission notice shall be included in

 * all copies or substantial portions of the Software.

 *

 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR

 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,

 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE

 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER

 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING

 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS

 * IN THE SOFTWARE.

 */

#include "uv.h"

#include "task.h"

#include <stdio.h>

#include <stdlib.h>

#define DATAGRAMS 6

static uv_udp_t client;

static uv_udp_send_t req[DATAGRAMS];

static int send_cb_called;

static int close_cb_called;

static void close_cb(uv_handle_t* handle) {

  ASSERT_PTR_EQ(handle, &client);

  ASSERT(uv_is_closing(handle));

  close_cb_called++;

}

static void send_cb(uv_udp_send_t* req, int status) {

  if (status != 0)

    ASSERT_EQ(status, UV_ECONNREFUSED);

  if (++send_cb_called == DATAGRAMS)

    uv_close((uv_handle_t*)&client, close_cb);

}

TEST_IMPL(udp_sendmmsg_error) {

  struct sockaddr_in addr;

  uv_buf_t buf;

  int i;

  ASSERT_EQ(0, uv_udp_init(uv_default_loop(), &client));

  ASSERT_EQ(0, uv_ip4_addr("127.0.0.1", TEST_PORT, &addr));

  ASSERT_EQ(0, uv_udp_connect(&client, (const struct sockaddr*)&addr));

  buf = uv_buf_init("TEST", 4);

  for (i = 0; i < DATAGRAMS; ++i)

    ASSERT_EQ(0, uv_udp_send(&req[i], &client, &buf, 1, NULL, send_cb));

  uv_run(uv_default_loop(), UV_RUN_DEFAULT);

  ASSERT_EQ(1, close_cb_called);

  ASSERT_EQ(DATAGRAMS, send_cb_called);

  ASSERT_EQ(0, client.send_queue_size);

  MAKE_VALGRIND_HAPPY();

  return 0;

}