tildefriends/deps/libuv/test/test-tcp-try-write-error.c

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/* Copyright libuv 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"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
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 void close_cb(uv_handle_t* handle) {
close_cb_called++;
}
static void incoming_close_cb(uv_handle_t* handle) {
uv_buf_t buf;
int r = 1;
close_cb_called++;
buf = uv_buf_init("meow", 4);
while (r > 0)
r = uv_try_write((uv_stream_t*) &client, &buf, 1);
fprintf(stderr, "uv_try_write error: %d %s\n", r, uv_strerror(r));
ASSERT(r == UV_EPIPE || r == UV_ECONNABORTED || r == UV_ECONNRESET);
ASSERT(client.write_queue_size == 0);
}
static void connect_cb(uv_connect_t* req, int status) {
ASSERT(status == 0);
connect_cb_called++;
}
static void connection_cb(uv_stream_t* tcp, int status) {
ASSERT(status == 0);
ASSERT(0 == uv_tcp_init(tcp->loop, &incoming));
ASSERT(0 == uv_accept(tcp, (uv_stream_t*) &incoming));
connection_cb_called++;
uv_close((uv_handle_t*) &incoming, incoming_close_cb);
uv_close((uv_handle_t*) tcp, close_cb);
}
static void start_server(void) {
struct sockaddr_in addr;
ASSERT(0 == uv_ip4_addr("0.0.0.0", TEST_PORT, &addr));
ASSERT(0 == uv_tcp_init(uv_default_loop(), &server));
ASSERT(0 == uv_tcp_bind(&server, (struct sockaddr*) &addr, 0));
ASSERT(0 == uv_listen((uv_stream_t*) &server, 128, connection_cb));
}
TEST_IMPL(tcp_try_write_error) {
uv_connect_t connect_req;
struct sockaddr_in addr;
start_server();
ASSERT(0 == uv_ip4_addr("127.0.0.1", TEST_PORT, &addr));
ASSERT(0 == uv_tcp_init(uv_default_loop(), &client));
ASSERT(0 == uv_tcp_connect(&connect_req,
&client,
(struct sockaddr*) &addr,
connect_cb));
ASSERT(0 == uv_run(uv_default_loop(), UV_RUN_DEFAULT));
uv_close((uv_handle_t*) &client, close_cb);
ASSERT(0 == uv_run(uv_default_loop(), UV_RUN_DEFAULT));
ASSERT(connect_cb_called == 1);
ASSERT(close_cb_called == 3);
ASSERT(connection_cb_called == 1);
MAKE_VALGRIND_HAPPY();
return 0;
}