mirror of https://github.com/lukechilds/node.git
Ben Noordhuis
12 years ago
85 changed files with 230 additions and 429 deletions
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/* Copyright Joyent, Inc. and other Node contributors. All rights reserved.
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* |
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* Permission is hereby granted, free of charge, to any person obtaining a copy |
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* of this software and associated documentation files (the "Software"), to |
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* deal in the Software without restriction, including without limitation the |
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* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or |
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* sell copies of the Software, and to permit persons to whom the Software is |
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* furnished to do so, subject to the following conditions: |
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* |
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* The above copyright notice and this permission notice shall be included in |
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* all copies or substantial portions of the Software. |
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* |
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS |
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* IN THE SOFTWARE. |
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*/ |
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#include "uv.h" |
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#include "task.h" |
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#include <stdio.h> |
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#include <stdlib.h> |
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#include <string.h> |
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static void connection_cb(uv_stream_t* server, int status); |
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static void connect_cb(uv_connect_t* req, int status); |
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static void write_cb(uv_write_t* req, int status); |
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static void read_cb(uv_stream_t* stream, ssize_t nread, uv_buf_t buf); |
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static uv_buf_t alloc_cb(uv_handle_t* handle, size_t suggested_size); |
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static uv_tcp_t tcp_server; |
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static uv_tcp_t tcp_client; |
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static uv_tcp_t tcp_peer; /* client socket as accept()-ed by server */ |
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static uv_connect_t connect_req; |
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static int write_cb_called; |
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static int write_cb_error_called; |
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typedef struct { |
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uv_write_t req; |
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uv_buf_t buf; |
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} write_req_t; |
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static void connection_cb(uv_stream_t* server, int status) { |
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int r; |
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ASSERT(server == (uv_stream_t*)&tcp_server); |
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ASSERT(status == 0); |
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r = uv_tcp_init(server->loop, &tcp_peer); |
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ASSERT(r == 0); |
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r = uv_accept(server, (uv_stream_t*)&tcp_peer); |
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ASSERT(r == 0); |
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r = uv_read_start((uv_stream_t*)&tcp_peer, alloc_cb, read_cb); |
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ASSERT(r == 0); |
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} |
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static uv_buf_t alloc_cb(uv_handle_t* handle, size_t suggested_size) { |
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static char slab[1024]; |
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return uv_buf_init(slab, sizeof slab); |
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} |
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static void read_cb(uv_stream_t* stream, ssize_t nread, uv_buf_t buf) { |
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uv_close((uv_handle_t*)&tcp_server, NULL); |
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uv_close((uv_handle_t*)&tcp_peer, NULL); |
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} |
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static void connect_cb(uv_connect_t* req, int status) { |
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uv_buf_t buf; |
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size_t size; |
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char* data; |
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int r; |
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write_req_t* wr; |
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ASSERT(req == &connect_req); |
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ASSERT(status == 0); |
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while (1) { |
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size = 10 * 1024 * 1024; |
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data = malloc(size); |
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ASSERT(data != NULL); |
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memset(data, '$', size); |
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buf = uv_buf_init(data, size); |
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wr = (write_req_t*) malloc(sizeof *wr); |
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wr->buf = buf; |
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wr->req.data = data; |
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r = uv_write(&(wr->req), req->handle, &wr->buf, 1, write_cb); |
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ASSERT(r == 0); |
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if (req->handle->write_queue_size >= size * 2) { |
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break; |
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} |
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} |
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} |
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static void write_cb(uv_write_t* req, int status) { |
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write_req_t* wr; |
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wr = (write_req_t*) req; |
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if (status == -1) { |
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write_cb_error_called++; |
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} |
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if (req->handle->write_queue_size == 0) { |
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uv_close((uv_handle_t*)&tcp_client, NULL); |
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} |
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free(wr->buf.base); |
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free(wr); |
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write_cb_called++; |
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} |
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/*
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* Assert that a failing write does not leave |
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* the stream's write_queue_size in an inconsistent state. |
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*/ |
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TEST_IMPL(tcp_write_error) { |
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uv_loop_t* loop; |
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int r; |
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loop = uv_default_loop(); |
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ASSERT(loop != NULL); |
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r = uv_tcp_init(loop, &tcp_server); |
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ASSERT(r == 0); |
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r = uv_tcp_bind(&tcp_server, uv_ip4_addr("127.0.0.1", TEST_PORT)); |
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ASSERT(r == 0); |
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r = uv_listen((uv_stream_t*)&tcp_server, 1, connection_cb); |
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ASSERT(r == 0); |
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r = uv_tcp_init(loop, &tcp_client); |
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ASSERT(r == 0); |
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r = uv_tcp_connect(&connect_req, |
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&tcp_client, |
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uv_ip4_addr("127.0.0.1", TEST_PORT), |
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connect_cb); |
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ASSERT(r == 0); |
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ASSERT(write_cb_called == 0); |
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r = uv_run(loop); |
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ASSERT(r == 0); |
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ASSERT(write_cb_called > 0); |
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ASSERT(write_cb_error_called >= 1); |
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ASSERT(tcp_client.write_queue_size == 0); |
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MAKE_VALGRIND_HAPPY(); |
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return 0; |
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} |
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