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comparison third_party/libuv/test/test-tcp-write-queue-order.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 <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
31 static uv_timer_t timer;
32 static uv_tcp_t server;
33 static uv_tcp_t client;
34 static uv_tcp_t incoming;
35 static int connect_cb_called;
36 static int close_cb_called;
37 static int connection_cb_called;
38 static int write_callbacks;
39 static int write_cancelled_callbacks;
40 static int write_error_callbacks;
41
42 static uv_write_t write_requests[REQ_COUNT];
43
44
45 static void close_cb(uv_handle_t* handle) {
46 close_cb_called++;
47 }
48
49 static 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
55 static 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
64 static 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
86 static 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
99 static 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
110 TEST_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 }