shrub/outside/libuv_0.11/test/test-tcp-unexpected-read.c
2014-08-22 17:39:21 -04:00

118 lines
3.9 KiB
C

/* Copyright Joyent, Inc. and other Node contributors. All rights reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to
* deal in the Software without restriction, including without limitation the
* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
* IN THE SOFTWARE.
*/
#include "uv.h"
#include "task.h"
static uv_check_t check_handle;
static uv_timer_t timer_handle;
static uv_tcp_t server_handle;
static uv_tcp_t client_handle;
static uv_tcp_t peer_handle;
static uv_write_t write_req;
static uv_connect_t connect_req;
static unsigned long ticks; /* event loop ticks */
static void check_cb(uv_check_t* handle) {
ticks++;
}
static void timer_cb(uv_timer_t* handle) {
uv_close((uv_handle_t*) &check_handle, NULL);
uv_close((uv_handle_t*) &timer_handle, NULL);
uv_close((uv_handle_t*) &server_handle, NULL);
uv_close((uv_handle_t*) &client_handle, NULL);
uv_close((uv_handle_t*) &peer_handle, NULL);
}
static void alloc_cb(uv_handle_t* handle,
size_t suggested_size,
uv_buf_t* buf) {
ASSERT(0 && "alloc_cb should not have been called");
}
static void read_cb(uv_stream_t* handle, ssize_t nread, const uv_buf_t* buf) {
ASSERT(0 && "read_cb should not have been called");
}
static void connect_cb(uv_connect_t* req, int status) {
ASSERT(req->handle == (uv_stream_t*) &client_handle);
ASSERT(0 == status);
}
static void write_cb(uv_write_t* req, int status) {
ASSERT(req->handle == (uv_stream_t*) &peer_handle);
ASSERT(0 == status);
}
static void connection_cb(uv_stream_t* handle, int status) {
uv_buf_t buf;
buf = uv_buf_init("PING", 4);
ASSERT(0 == status);
ASSERT(0 == uv_accept(handle, (uv_stream_t*) &peer_handle));
ASSERT(0 == uv_read_start((uv_stream_t*) &peer_handle, alloc_cb, read_cb));
ASSERT(0 == uv_write(&write_req, (uv_stream_t*) &peer_handle,
&buf, 1, write_cb));
}
TEST_IMPL(tcp_unexpected_read) {
struct sockaddr_in addr;
uv_loop_t* loop;
ASSERT(0 == uv_ip4_addr("127.0.0.1", TEST_PORT, &addr));
loop = uv_default_loop();
ASSERT(0 == uv_timer_init(loop, &timer_handle));
ASSERT(0 == uv_timer_start(&timer_handle, timer_cb, 1000, 0));
ASSERT(0 == uv_check_init(loop, &check_handle));
ASSERT(0 == uv_check_start(&check_handle, check_cb));
ASSERT(0 == uv_tcp_init(loop, &server_handle));
ASSERT(0 == uv_tcp_init(loop, &client_handle));
ASSERT(0 == uv_tcp_init(loop, &peer_handle));
ASSERT(0 == uv_tcp_bind(&server_handle, (const struct sockaddr*) &addr, 0));
ASSERT(0 == uv_listen((uv_stream_t*) &server_handle, 1, connection_cb));
ASSERT(0 == uv_tcp_connect(&connect_req,
&client_handle,
(const struct sockaddr*) &addr,
connect_cb));
ASSERT(0 == uv_run(loop, UV_RUN_DEFAULT));
/* This is somewhat inexact but the idea is that the event loop should not
* start busy looping when the server sends a message and the client isn't
* reading.
*/
ASSERT(ticks <= 20);
MAKE_VALGRIND_HAPPY();
return 0;
}