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 | static uv_check_t check_handle; |
26 | static uv_timer_t timer_handle; |
27 | static uv_tcp_t server_handle; |
28 | static uv_tcp_t client_handle; |
29 | static uv_tcp_t peer_handle; |
30 | static uv_write_t write_req; |
31 | static uv_connect_t connect_req; |
32 | |
33 | static unsigned long ticks; /* event loop ticks */ |
34 | |
35 | |
36 | static void check_cb(uv_check_t* handle) { |
37 | ticks++; |
38 | } |
39 | |
40 | |
41 | static void timer_cb(uv_timer_t* handle) { |
42 | uv_close((uv_handle_t*) &check_handle, NULL); |
43 | uv_close((uv_handle_t*) &timer_handle, NULL); |
44 | uv_close((uv_handle_t*) &server_handle, NULL); |
45 | uv_close((uv_handle_t*) &client_handle, NULL); |
46 | uv_close((uv_handle_t*) &peer_handle, NULL); |
47 | } |
48 | |
49 | |
50 | static void alloc_cb(uv_handle_t* handle, |
51 | size_t suggested_size, |
52 | uv_buf_t* buf) { |
53 | ASSERT(0 && "alloc_cb should not have been called" ); |
54 | } |
55 | |
56 | |
57 | static void read_cb(uv_stream_t* handle, ssize_t nread, const uv_buf_t* buf) { |
58 | ASSERT(0 && "read_cb should not have been called" ); |
59 | } |
60 | |
61 | |
62 | static void connect_cb(uv_connect_t* req, int status) { |
63 | ASSERT(req->handle == (uv_stream_t*) &client_handle); |
64 | ASSERT(0 == status); |
65 | } |
66 | |
67 | |
68 | static void write_cb(uv_write_t* req, int status) { |
69 | ASSERT(req->handle == (uv_stream_t*) &peer_handle); |
70 | ASSERT(0 == status); |
71 | } |
72 | |
73 | |
74 | static void connection_cb(uv_stream_t* handle, int status) { |
75 | uv_buf_t buf; |
76 | |
77 | buf = uv_buf_init("PING" , 4); |
78 | |
79 | ASSERT(0 == status); |
80 | ASSERT(0 == uv_accept(handle, (uv_stream_t*) &peer_handle)); |
81 | ASSERT(0 == uv_read_start((uv_stream_t*) &peer_handle, alloc_cb, read_cb)); |
82 | ASSERT(0 == uv_write(&write_req, (uv_stream_t*) &peer_handle, |
83 | &buf, 1, write_cb)); |
84 | } |
85 | |
86 | |
87 | TEST_IMPL(tcp_unexpected_read) { |
88 | struct sockaddr_in addr; |
89 | uv_loop_t* loop; |
90 | |
91 | ASSERT(0 == uv_ip4_addr("127.0.0.1" , TEST_PORT, &addr)); |
92 | loop = uv_default_loop(); |
93 | |
94 | ASSERT(0 == uv_timer_init(loop, &timer_handle)); |
95 | ASSERT(0 == uv_timer_start(&timer_handle, timer_cb, 1000, 0)); |
96 | ASSERT(0 == uv_check_init(loop, &check_handle)); |
97 | ASSERT(0 == uv_check_start(&check_handle, check_cb)); |
98 | ASSERT(0 == uv_tcp_init(loop, &server_handle)); |
99 | ASSERT(0 == uv_tcp_init(loop, &client_handle)); |
100 | ASSERT(0 == uv_tcp_init(loop, &peer_handle)); |
101 | ASSERT(0 == uv_tcp_bind(&server_handle, (const struct sockaddr*) &addr, 0)); |
102 | ASSERT(0 == uv_listen((uv_stream_t*) &server_handle, 1, connection_cb)); |
103 | ASSERT(0 == uv_tcp_connect(&connect_req, |
104 | &client_handle, |
105 | (const struct sockaddr*) &addr, |
106 | connect_cb)); |
107 | ASSERT(0 == uv_run(loop, UV_RUN_DEFAULT)); |
108 | |
109 | /* This is somewhat inexact but the idea is that the event loop should not |
110 | * start busy looping when the server sends a message and the client isn't |
111 | * reading. |
112 | */ |
113 | ASSERT(ticks <= 20); |
114 | |
115 | MAKE_VALGRIND_HAPPY(); |
116 | return 0; |
117 | } |
118 | |