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test: make sure that write callbacks run when handle is closed
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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. | ||
*/ | ||
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#include "uv.h" | ||
#include "task.h" | ||
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#include <errno.h> | ||
#include <string.h> /* memset */ | ||
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#define NUM_WRITE_REQS 32 | ||
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static uv_tcp_t tcp_handle; | ||
static uv_connect_t connect_req; | ||
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static int write_cb_called; | ||
static int close_cb_called; | ||
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static void connect_cb(uv_connect_t* req, int status); | ||
static void write_cb(uv_write_t* req, int status); | ||
static void close_cb(uv_handle_t* handle); | ||
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static void connect_cb(uv_connect_t* conn_req, int status) { | ||
uv_write_t* req; | ||
uv_buf_t buf; | ||
int i, r; | ||
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buf = uv_buf_init("PING", 4); | ||
for (i = 0; i < NUM_WRITE_REQS; i++) { | ||
req = malloc(sizeof *req); | ||
ASSERT(req != NULL); | ||
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r = uv_write(req, (uv_stream_t*)&tcp_handle, &buf, 1, write_cb); | ||
ASSERT(r == 0); | ||
} | ||
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uv_close((uv_handle_t*)&tcp_handle, close_cb); | ||
} | ||
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static void write_cb(uv_write_t* req, int status) { | ||
/* write callbacks should run before the close callback */ | ||
ASSERT(close_cb_called == 0); | ||
ASSERT(req->handle == (uv_stream_t*)&tcp_handle); | ||
write_cb_called++; | ||
free(req); | ||
} | ||
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static void close_cb(uv_handle_t* handle) { | ||
ASSERT(handle == (uv_handle_t*)&tcp_handle); | ||
close_cb_called++; | ||
} | ||
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static void connection_cb(uv_stream_t* server, int status) { | ||
ASSERT(status == 0); | ||
} | ||
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static void start_server(uv_loop_t* loop, uv_tcp_t* handle) { | ||
int r; | ||
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r = uv_tcp_init(loop, handle); | ||
ASSERT(r == 0); | ||
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r = uv_tcp_bind(handle, uv_ip4_addr("127.0.0.1", TEST_PORT)); | ||
ASSERT(r == 0); | ||
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r = uv_listen((uv_stream_t*)handle, 128, connection_cb); | ||
ASSERT(r == 0); | ||
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uv_unref(loop); | ||
} | ||
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/* Check that pending write requests have their callbacks | ||
* invoked when the handle is closed. | ||
*/ | ||
TEST_IMPL(tcp_close) { | ||
uv_loop_t* loop; | ||
uv_tcp_t tcp_server; | ||
int r; | ||
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uv_init(); | ||
loop = uv_default_loop(); | ||
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/* We can't use the echo server, it doesn't handle ECONNRESET. */ | ||
start_server(loop, &tcp_server); | ||
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r = uv_tcp_init(loop, &tcp_handle); | ||
ASSERT(r == 0); | ||
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r = uv_tcp_connect(&connect_req, | ||
&tcp_handle, | ||
uv_ip4_addr("127.0.0.1", TEST_PORT), | ||
connect_cb); | ||
ASSERT(r == 0); | ||
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ASSERT(write_cb_called == 0); | ||
ASSERT(close_cb_called == 0); | ||
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r = uv_run(loop); | ||
ASSERT(r == 0); | ||
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printf("%d of %d write reqs seen\n", write_cb_called, NUM_WRITE_REQS); | ||
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ASSERT(write_cb_called == NUM_WRITE_REQS); | ||
ASSERT(close_cb_called == 1); | ||
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return 0; | ||
} |