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 "uv.h"
23#include "task.h"
24
25#include <stdlib.h>
26#include <stdio.h>
27
28
29static uv_tcp_t tcp;
30static uv_connect_t req;
31static int connect_cb_calls;
32static int close_cb_calls;
33
34static uv_timer_t timer;
35static int timer_close_cb_calls;
36static int timer_cb_calls;
37
38
39static void on_close(uv_handle_t* handle) {
40 close_cb_calls++;
41}
42
43
44static void timer_close_cb(uv_handle_t* handle) {
45 timer_close_cb_calls++;
46}
47
48
49static void timer_cb(uv_timer_t* handle) {
50 timer_cb_calls++;
51
52 /*
53 * These are the important asserts. The connection callback has been made,
54 * but libuv hasn't automatically closed the socket. The user must
55 * uv_close the handle manually.
56 */
57 ASSERT(close_cb_calls == 0);
58 ASSERT(connect_cb_calls == 1);
59
60 /* Close the tcp handle. */
61 uv_close((uv_handle_t*)&tcp, on_close);
62
63 /* Close the timer. */
64 uv_close((uv_handle_t*)handle, timer_close_cb);
65}
66
67
68static void on_connect_with_close(uv_connect_t *req, int status) {
69 ASSERT((uv_stream_t*) &tcp == req->handle);
70 ASSERT(status == UV_ECONNREFUSED);
71 connect_cb_calls++;
72
73 ASSERT(close_cb_calls == 0);
74 uv_close((uv_handle_t*)req->handle, on_close);
75}
76
77
78static void on_connect_without_close(uv_connect_t *req, int status) {
79 ASSERT(status == UV_ECONNREFUSED);
80 connect_cb_calls++;
81
82 uv_timer_start(&timer, timer_cb, 100, 0);
83
84 ASSERT(close_cb_calls == 0);
85}
86
87
88static void connection_fail(uv_connect_cb connect_cb) {
89 struct sockaddr_in client_addr, server_addr;
90 int r;
91
92 ASSERT(0 == uv_ip4_addr("0.0.0.0", 0, &client_addr));
93
94 /* There should be no servers listening on this port. */
95 ASSERT(0 == uv_ip4_addr("127.0.0.1", TEST_PORT, &server_addr));
96
97 /* Try to connect to the server and do NUM_PINGS ping-pongs. */
98 r = uv_tcp_init(uv_default_loop(), &tcp);
99 ASSERT(!r);
100
101 /* We are never doing multiple reads/connects at a time anyway. so these
102 * handles can be pre-initialized. */
103 ASSERT(0 == uv_tcp_bind(&tcp, (const struct sockaddr*) &client_addr, 0));
104
105 r = uv_tcp_connect(&req,
106 &tcp,
107 (const struct sockaddr*) &server_addr,
108 connect_cb);
109 ASSERT(!r);
110
111 uv_run(uv_default_loop(), UV_RUN_DEFAULT);
112
113 ASSERT(connect_cb_calls == 1);
114 ASSERT(close_cb_calls == 1);
115}
116
117
118/*
119 * This test attempts to connect to a port where no server is running. We
120 * expect an error.
121 */
122TEST_IMPL(connection_fail) {
123 connection_fail(on_connect_with_close);
124
125 ASSERT(timer_close_cb_calls == 0);
126 ASSERT(timer_cb_calls == 0);
127
128 MAKE_VALGRIND_HAPPY();
129 return 0;
130}
131
132
133/*
134 * This test is the same as the first except it check that the close
135 * callback of the tcp handle hasn't been made after the failed connection
136 * attempt.
137 */
138TEST_IMPL(connection_fail_doesnt_auto_close) {
139 int r;
140
141 r = uv_timer_init(uv_default_loop(), &timer);
142 ASSERT(r == 0);
143
144 connection_fail(on_connect_without_close);
145
146 ASSERT(timer_close_cb_calls == 1);
147 ASSERT(timer_cb_calls == 1);
148
149 MAKE_VALGRIND_HAPPY();
150 return 0;
151}
152