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      1 /* Copyright Joyent, Inc. and other Node contributors. All rights reserved.
      2  *
      3  * Permission is hereby granted, free of charge, to any person obtaining a copy
      4  * of this software and associated documentation files (the "Software"), to
      5  * deal in the Software without restriction, including without limitation the
      6  * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
      7  * sell copies of the Software, and to permit persons to whom the Software is
      8  * furnished to do so, subject to the following conditions:
      9  *
     10  * The above copyright notice and this permission notice shall be included in
     11  * all copies or substantial portions of the Software.
     12  *
     13  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
     14  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
     15  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
     16  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
     17  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
     18  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
     19  * IN THE SOFTWARE.
     20  */
     21 
     22 #include "uv.h"
     23 #include "task.h"
     24 
     25 static uv_timer_t timer_handle;
     26 static uv_tcp_t tcp_handle;
     27 static uv_write_t write_req;
     28 
     29 
     30 static void fail_cb(void) {
     31   ASSERT(0 && "fail_cb called");
     32 }
     33 
     34 
     35 static void write_cb(uv_write_t* req, int status) {
     36   uv_close((uv_handle_t*) &timer_handle, NULL);
     37   uv_close((uv_handle_t*) &tcp_handle, NULL);
     38 }
     39 
     40 
     41 static void timer_cb(uv_timer_t* handle) {
     42   uv_buf_t buf = uv_buf_init("PING", 4);
     43   ASSERT_OK(uv_write(&write_req,
     44                      (uv_stream_t*) &tcp_handle,
     45                      &buf,
     46                      1,
     47                      write_cb));
     48   ASSERT_OK(uv_read_stop((uv_stream_t*) &tcp_handle));
     49 }
     50 
     51 
     52 static void connect_cb(uv_connect_t* req, int status) {
     53   ASSERT_OK(status);
     54   ASSERT_OK(uv_timer_start(&timer_handle, timer_cb, 50, 0));
     55   ASSERT_OK(uv_read_start((uv_stream_t*) &tcp_handle,
     56                           (uv_alloc_cb) fail_cb,
     57                           (uv_read_cb) fail_cb));
     58 }
     59 
     60 
     61 TEST_IMPL(tcp_read_stop) {
     62   uv_connect_t connect_req;
     63   struct sockaddr_in addr;
     64 
     65   ASSERT_OK(uv_ip4_addr("127.0.0.1", TEST_PORT, &addr));
     66   ASSERT_OK(uv_timer_init(uv_default_loop(), &timer_handle));
     67   ASSERT_OK(uv_tcp_init(uv_default_loop(), &tcp_handle));
     68   ASSERT_OK(uv_tcp_connect(&connect_req,
     69                            &tcp_handle,
     70                            (const struct sockaddr*) &addr,
     71                            connect_cb));
     72   ASSERT_OK(uv_run(uv_default_loop(), UV_RUN_DEFAULT));
     73   MAKE_VALGRIND_HAPPY(uv_default_loop());
     74 
     75   return 0;
     76 }
     77