libuv-svace-build

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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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#define WRITE_REQ_DATA  "Hello, world."
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#define NUM_WRITE_REQS  (1000 * 1000)
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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;
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static write_req* write_reqs;
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static uv_tcp_t tcp_client;
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static uv_connect_t connect_req;
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static uv_shutdown_t shutdown_req;
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static int shutdown_cb_called = 0;
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static int connect_cb_called = 0;
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static int write_cb_called = 0;
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static int close_cb_called = 0;
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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 shutdown_cb(uv_shutdown_t* req, int status);
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static void close_cb(uv_handle_t* handle);
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static void connect_cb(uv_connect_t* req, int status) {
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  write_req* w;
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  int i;
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  int r;
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  ASSERT_PTR_EQ(req->handle, (uv_stream_t*)&tcp_client);
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  for (i = 0; i < NUM_WRITE_REQS; i++) {
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    w = &write_reqs[i];
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    r = uv_write(&w->req, req->handle, &w->buf, 1, write_cb);
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    ASSERT_OK(r);
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  }
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  r = uv_shutdown(&shutdown_req, req->handle, shutdown_cb);
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  ASSERT_OK(r);
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  connect_cb_called++;
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}
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static void write_cb(uv_write_t* req, int status) {
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  ASSERT_NOT_NULL(req);
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  ASSERT_OK(status);
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  write_cb_called++;
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}
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static void shutdown_cb(uv_shutdown_t* req, int status) {
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  ASSERT_PTR_EQ(req->handle, (uv_stream_t*)&tcp_client);
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  ASSERT_OK(req->handle->write_queue_size);
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  uv_close((uv_handle_t*)req->handle, close_cb);
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  free(write_reqs);
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  shutdown_cb_called++;
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}
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static void close_cb(uv_handle_t* handle) {
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  ASSERT_PTR_EQ(handle, (uv_handle_t*)&tcp_client);
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  close_cb_called++;
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}
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BENCHMARK_IMPL(tcp_write_batch) {
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  struct sockaddr_in addr;
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  uv_loop_t* loop;
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  uint64_t start;
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  uint64_t stop;
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  int i;
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  int r;
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  write_reqs = malloc(sizeof(*write_reqs) * NUM_WRITE_REQS);
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  ASSERT_NOT_NULL(write_reqs);
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  /* Prepare the data to write out. */
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  for (i = 0; i < NUM_WRITE_REQS; i++) {
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    write_reqs[i].buf = uv_buf_init(WRITE_REQ_DATA,
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                                    sizeof(WRITE_REQ_DATA) - 1);
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  }
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  loop = uv_default_loop();
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  ASSERT_OK(uv_ip4_addr("127.0.0.1", TEST_PORT, &addr));
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  r = uv_tcp_init(loop, &tcp_client);
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  ASSERT_OK(r);
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  r = uv_tcp_connect(&connect_req,
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                     &tcp_client,
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                     (const struct sockaddr*) &addr,
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                     connect_cb);
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  ASSERT_OK(r);
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  start = uv_hrtime();
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  r = uv_run(loop, UV_RUN_DEFAULT);
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  ASSERT_OK(r);
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  stop = uv_hrtime();
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  ASSERT_EQ(1, connect_cb_called);
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  ASSERT_EQ(write_cb_called, NUM_WRITE_REQS);
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  ASSERT_EQ(1, shutdown_cb_called);
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  ASSERT_EQ(1, close_cb_called);
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  printf("%ld write requests in %.2fs.\n",
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         (long)NUM_WRITE_REQS,
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         (stop - start) / 1e9);
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  MAKE_VALGRIND_HAPPY(loop);
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  return 0;
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}
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