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comparison third_party/libuv/test/test-tcp-close.c @ 160:948de3f54cea

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[ThirdParty] Added libuv
author June Park <parkjune1995@gmail.com>
date Wed, 14 Jan 2026 19:39:52 -0800
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159:05cf9467a1c3 160:948de3f54cea
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 <errno.h>
26 #include <string.h> /* memset */
27
28 #define NUM_WRITE_REQS 32
29
30 static uv_tcp_t tcp_handle;
31 static uv_connect_t connect_req;
32
33 static int write_cb_called;
34 static int close_cb_called;
35
36 static void connect_cb(uv_connect_t* req, int status);
37 static void write_cb(uv_write_t* req, int status);
38 static void close_cb(uv_handle_t* handle);
39
40
41 static void connect_cb(uv_connect_t* conn_req, int status) {
42 uv_write_t* req;
43 uv_buf_t buf;
44 int i, r;
45
46 buf = uv_buf_init("PING", 4);
47 for (i = 0; i < NUM_WRITE_REQS; i++) {
48 req = malloc(sizeof *req);
49 ASSERT_NOT_NULL(req);
50
51 r = uv_write(req, (uv_stream_t*)&tcp_handle, &buf, 1, write_cb);
52 ASSERT_OK(r);
53 }
54
55 uv_close((uv_handle_t*)&tcp_handle, close_cb);
56 }
57
58
59 static void write_cb(uv_write_t* req, int status) {
60 /* write callbacks should run before the close callback */
61 ASSERT_OK(close_cb_called);
62 ASSERT_PTR_EQ(req->handle, (uv_stream_t*)&tcp_handle);
63 write_cb_called++;
64 free(req);
65 }
66
67
68 static void close_cb(uv_handle_t* handle) {
69 ASSERT_PTR_EQ(handle, (uv_handle_t*)&tcp_handle);
70 close_cb_called++;
71 }
72
73
74 static void connection_cb(uv_stream_t* server, int status) {
75 ASSERT_OK(status);
76 }
77
78
79 static void start_server(uv_loop_t* loop, uv_tcp_t* handle) {
80 struct sockaddr_in addr;
81 int r;
82
83 ASSERT_OK(uv_ip4_addr("127.0.0.1", TEST_PORT, &addr));
84
85 r = uv_tcp_init(loop, handle);
86 ASSERT_OK(r);
87
88 r = uv_tcp_bind(handle, (const struct sockaddr*) &addr, 0);
89 ASSERT_OK(r);
90
91 r = uv_listen((uv_stream_t*)handle, 128, connection_cb);
92 ASSERT_OK(r);
93
94 uv_unref((uv_handle_t*)handle);
95 }
96
97
98 /* Check that pending write requests have their callbacks
99 * invoked when the handle is closed.
100 */
101 TEST_IMPL(tcp_close) {
102 struct sockaddr_in addr;
103 uv_tcp_t tcp_server;
104 uv_loop_t* loop;
105 int r;
106
107 ASSERT_OK(uv_ip4_addr("127.0.0.1", TEST_PORT, &addr));
108
109 loop = uv_default_loop();
110
111 /* We can't use the echo server, it doesn't handle ECONNRESET. */
112 start_server(loop, &tcp_server);
113
114 r = uv_tcp_init(loop, &tcp_handle);
115 ASSERT_OK(r);
116
117 r = uv_tcp_connect(&connect_req,
118 &tcp_handle,
119 (const struct sockaddr*) &addr,
120 connect_cb);
121 ASSERT_OK(r);
122
123 ASSERT_OK(write_cb_called);
124 ASSERT_OK(close_cb_called);
125
126 r = uv_run(loop, UV_RUN_DEFAULT);
127 ASSERT_OK(r);
128
129 printf("%d of %d write reqs seen\n", write_cb_called, NUM_WRITE_REQS);
130
131 ASSERT_EQ(write_cb_called, NUM_WRITE_REQS);
132 ASSERT_EQ(1, close_cb_called);
133
134 MAKE_VALGRIND_HAPPY(loop);
135 return 0;
136 }