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 WRITES            3
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#if defined(__arm__) /* Decrease the chunks so the test passes on arm CI bots */
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#define CHUNKS_PER_WRITE  2048
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#else
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#define CHUNKS_PER_WRITE  4096
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#endif
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#define CHUNK_SIZE        10024 /* 10 kb */
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#define TOTAL_BYTES       (WRITES * CHUNKS_PER_WRITE * CHUNK_SIZE)
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static char* send_buffer;
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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 size_t bytes_sent = 0;
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static size_t bytes_sent_done = 0;
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static size_t bytes_received_done = 0;
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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 uv_write_t write_reqs[WRITES];
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static void alloc_cb(uv_handle_t* handle, size_t size, uv_buf_t* buf) {
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  buf->base = malloc(size);
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  buf->len = size;
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}
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static void close_cb(uv_handle_t* handle) {
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  ASSERT_NOT_NULL(handle);
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  close_cb_called++;
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}
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static void shutdown_cb(uv_shutdown_t* req, int status) {
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  uv_tcp_t* tcp;
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  ASSERT_PTR_EQ(req, &shutdown_req);
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  ASSERT_OK(status);
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  tcp = (uv_tcp_t*)(req->handle);
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  /* The write buffer should be empty by now. */
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  ASSERT_OK(tcp->write_queue_size);
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  /* Now we wait for the EOF */
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  shutdown_cb_called++;
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  /* We should have had all the writes called already. */
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  ASSERT_EQ(write_cb_called, WRITES);
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}
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static void read_cb(uv_stream_t* tcp, ssize_t nread, const uv_buf_t* buf) {
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  ASSERT_NOT_NULL(tcp);
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  if (nread >= 0) {
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    bytes_received_done += nread;
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  }
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  else {
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    ASSERT_EQ(nread, UV_EOF);
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    printf("GOT EOF\n");
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    uv_close((uv_handle_t*)tcp, close_cb);
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  }
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  free(buf->base);
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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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  if (status) {
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    fprintf(stderr, "uv_write error: %s\n", uv_strerror(status));
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    ASSERT(0);
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  }
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  bytes_sent_done += CHUNKS_PER_WRITE * CHUNK_SIZE;
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  write_cb_called++;
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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 send_bufs[CHUNKS_PER_WRITE];
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  uv_stream_t* stream;
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  int i, j, r;
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  ASSERT_PTR_EQ(req, &connect_req);
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  ASSERT_OK(status);
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  stream = req->handle;
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  connect_cb_called++;
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  /* Write a lot of data */
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  for (i = 0; i < WRITES; i++) {
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    uv_write_t* write_req = write_reqs + i;
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    for (j = 0; j < CHUNKS_PER_WRITE; j++) {
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      send_bufs[j] = uv_buf_init(send_buffer + bytes_sent, CHUNK_SIZE);
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      bytes_sent += CHUNK_SIZE;
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    }
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    r = uv_write(write_req, stream, send_bufs, CHUNKS_PER_WRITE, write_cb);
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    ASSERT_OK(r);
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  }
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  /* Shutdown on drain. */
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  r = uv_shutdown(&shutdown_req, stream, shutdown_cb);
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  ASSERT_OK(r);
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  /* Start reading */
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  r = uv_read_start(stream, alloc_cb, read_cb);
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  ASSERT_OK(r);
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}
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TEST_IMPL(tcp_writealot) {
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  struct sockaddr_in addr;
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  uv_tcp_t client;
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  int r;
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#if defined(__MSAN__) || defined(__TSAN__)
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  RETURN_SKIP("Test is too slow to run under "
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              "MemorySanitizer or ThreadSanitizer");
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#endif
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  ASSERT_OK(uv_ip4_addr("127.0.0.1", TEST_PORT, &addr));
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  send_buffer = calloc(1, TOTAL_BYTES);
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  ASSERT_NOT_NULL(send_buffer);
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  r = uv_tcp_init(uv_default_loop(), &client);
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  ASSERT_OK(r);
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  r = uv_tcp_connect(&connect_req,
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                     &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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  uv_run(uv_default_loop(), UV_RUN_DEFAULT);
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  ASSERT_EQ(1, shutdown_cb_called);
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  ASSERT_EQ(1, connect_cb_called);
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  ASSERT_EQ(write_cb_called, WRITES);
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  ASSERT_EQ(1, close_cb_called);
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  ASSERT_EQ(bytes_sent, TOTAL_BYTES);
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  ASSERT_EQ(bytes_sent_done, TOTAL_BYTES);
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  ASSERT_EQ(bytes_received_done, TOTAL_BYTES);
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  free(send_buffer);
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  MAKE_VALGRIND_HAPPY(uv_default_loop());
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  return 0;
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}
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