1/* Copyright Joyent, Inc. and other Node contributors. All rights reserved.
2 *
3 * Permission is hereby granted, free of charge, to any person obtaining a copy
4 * of this software and associated documentation files (the "Software"), to
5 * deal in the Software without restriction, including without limitation the
6 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
7 * sell copies of the Software, and to permit persons to whom the Software is
8 * furnished to do so, subject to the following conditions:
9 *
10 * The above copyright notice and this permission notice shall be included in
11 * all copies or substantial portions of the Software.
12 *
13 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
14 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
15 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
16 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
17 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
18 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
19 * IN THE SOFTWARE.
20 */
21
22#include <stdio.h>
23#include <stdlib.h>
24#include <string.h>
25
26#include "uv.h"
27#include "task.h"
28
29#define REQ_COUNT 10000
30
31static uv_timer_t timer;
32static uv_tcp_t server;
33static uv_tcp_t client;
34static uv_tcp_t incoming;
35static int connect_cb_called;
36static int close_cb_called;
37static int connection_cb_called;
38static int write_callbacks;
39static int write_cancelled_callbacks;
40static int write_error_callbacks;
41
42static uv_write_t write_requests[REQ_COUNT];
43
44
45static void close_cb(uv_handle_t* handle) {
46  close_cb_called++;
47}
48
49static void timer_cb(uv_timer_t* handle) {
50  uv_close((uv_handle_t*) &client, close_cb);
51  uv_close((uv_handle_t*) &server, close_cb);
52  uv_close((uv_handle_t*) &incoming, close_cb);
53}
54
55static void write_cb(uv_write_t* req, int status) {
56  if (status == 0)
57    write_callbacks++;
58  else if (status == UV_ECANCELED)
59    write_cancelled_callbacks++;
60  else
61    write_error_callbacks++;
62}
63
64static void connect_cb(uv_connect_t* req, int status) {
65  static char base[1024];
66  int r;
67  int i;
68  uv_buf_t buf;
69
70  ASSERT_OK(status);
71  connect_cb_called++;
72
73  buf = uv_buf_init(base, sizeof(base));
74
75  for (i = 0; i < REQ_COUNT; i++) {
76    r = uv_write(&write_requests[i],
77                 req->handle,
78                 &buf,
79                 1,
80                 write_cb);
81    ASSERT_OK(r);
82  }
83}
84
85
86static void connection_cb(uv_stream_t* tcp, int status) {
87  ASSERT_OK(status);
88
89  ASSERT_OK(uv_tcp_init(tcp->loop, &incoming));
90  ASSERT_OK(uv_accept(tcp, (uv_stream_t*) &incoming));
91
92  ASSERT_OK(uv_timer_init(uv_default_loop(), &timer));
93  ASSERT_OK(uv_timer_start(&timer, timer_cb, 1000, 0));
94
95  connection_cb_called++;
96}
97
98
99static void start_server(void) {
100  struct sockaddr_in addr;
101
102  ASSERT_OK(uv_ip4_addr("0.0.0.0", TEST_PORT, &addr));
103
104  ASSERT_OK(uv_tcp_init(uv_default_loop(), &server));
105  ASSERT_OK(uv_tcp_bind(&server, (struct sockaddr*) &addr, 0));
106  ASSERT_OK(uv_listen((uv_stream_t*) &server, 128, connection_cb));
107}
108
109
110TEST_IMPL(tcp_write_queue_order) {
111  uv_connect_t connect_req;
112  struct sockaddr_in addr;
113  int buffer_size = 16 * 1024;
114
115  start_server();
116
117  ASSERT_OK(uv_ip4_addr("127.0.0.1", TEST_PORT, &addr));
118
119  ASSERT_OK(uv_tcp_init(uv_default_loop(), &client));
120  ASSERT_OK(uv_tcp_connect(&connect_req,
121                           &client,
122                           (struct sockaddr*) &addr,
123                           connect_cb));
124  ASSERT_OK(uv_send_buffer_size((uv_handle_t*) &client, &buffer_size));
125
126  ASSERT_OK(uv_run(uv_default_loop(), UV_RUN_DEFAULT));
127
128  ASSERT_EQ(1, connect_cb_called);
129  ASSERT_EQ(1, connection_cb_called);
130  ASSERT_GT(write_callbacks, 0);
131  ASSERT_GT(write_cancelled_callbacks, 0);
132  ASSERT_EQ(write_callbacks +
133            write_error_callbacks +
134            write_cancelled_callbacks, REQ_COUNT);
135  ASSERT_EQ(3, close_cb_called);
136
137  MAKE_VALGRIND_HAPPY(uv_default_loop());
138  return 0;
139}
140