tildefriends/deps/libuv/test/test-tcp-write-queue-order.c

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/* 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 <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "uv.h"
#include "task.h"
#define REQ_COUNT 10000
static uv_timer_t timer;
static uv_tcp_t server;
static uv_tcp_t client;
static uv_tcp_t incoming;
static int connect_cb_called;
static int close_cb_called;
static int connection_cb_called;
static int write_callbacks;
static int write_cancelled_callbacks;
static int write_error_callbacks;
static uv_write_t write_requests[REQ_COUNT];
static void close_cb(uv_handle_t* handle) {
close_cb_called++;
}
static void timer_cb(uv_timer_t* handle) {
uv_close((uv_handle_t*) &client, close_cb);
uv_close((uv_handle_t*) &server, close_cb);
uv_close((uv_handle_t*) &incoming, close_cb);
}
static void write_cb(uv_write_t* req, int status) {
if (status == 0)
write_callbacks++;
else if (status == UV_ECANCELED)
write_cancelled_callbacks++;
else
write_error_callbacks++;
}
static void connect_cb(uv_connect_t* req, int status) {
static char base[1024];
int r;
int i;
uv_buf_t buf;
ASSERT_OK(status);
connect_cb_called++;
buf = uv_buf_init(base, sizeof(base));
for (i = 0; i < REQ_COUNT; i++) {
r = uv_write(&write_requests[i],
req->handle,
&buf,
1,
write_cb);
ASSERT_OK(r);
}
}
static void connection_cb(uv_stream_t* tcp, int status) {
ASSERT_OK(status);
ASSERT_OK(uv_tcp_init(tcp->loop, &incoming));
ASSERT_OK(uv_accept(tcp, (uv_stream_t*) &incoming));
ASSERT_OK(uv_timer_init(uv_default_loop(), &timer));
ASSERT_OK(uv_timer_start(&timer, timer_cb, 1000, 0));
connection_cb_called++;
}
static void start_server(void) {
struct sockaddr_in addr;
ASSERT_OK(uv_ip4_addr("0.0.0.0", TEST_PORT, &addr));
ASSERT_OK(uv_tcp_init(uv_default_loop(), &server));
ASSERT_OK(uv_tcp_bind(&server, (struct sockaddr*) &addr, 0));
ASSERT_OK(uv_listen((uv_stream_t*) &server, 128, connection_cb));
}
TEST_IMPL(tcp_write_queue_order) {
uv_connect_t connect_req;
struct sockaddr_in addr;
int buffer_size = 16 * 1024;
start_server();
ASSERT_OK(uv_ip4_addr("127.0.0.1", TEST_PORT, &addr));
ASSERT_OK(uv_tcp_init(uv_default_loop(), &client));
ASSERT_OK(uv_tcp_connect(&connect_req,
&client,
(struct sockaddr*) &addr,
connect_cb));
ASSERT_OK(uv_send_buffer_size((uv_handle_t*) &client, &buffer_size));
ASSERT_OK(uv_run(uv_default_loop(), UV_RUN_DEFAULT));
ASSERT_EQ(1, connect_cb_called);
ASSERT_EQ(1, connection_cb_called);
ASSERT_GT(write_callbacks, 0);
ASSERT_GT(write_cancelled_callbacks, 0);
ASSERT_EQ(write_callbacks +
write_error_callbacks +
write_cancelled_callbacks, REQ_COUNT);
ASSERT_EQ(3, close_cb_called);
MAKE_VALGRIND_HAPPY(uv_default_loop());
return 0;
}