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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 timer1_handle;
     26 static uv_timer_t timer2_handle;
     27 static uv_tcp_t tcp_handle;
     28 
     29 static int connect_cb_called;
     30 static int timer1_cb_called;
     31 static int close_cb_called;
     32 static int netunreach_errors;
     33 
     34 
     35 static void close_cb(uv_handle_t* handle) {
     36   close_cb_called++;
     37 }
     38 
     39 
     40 static void connect_cb(uv_connect_t* req, int status) {
     41   /* The expected error is UV_ECANCELED but the test tries to connect to what
     42    * is basically an arbitrary address in the expectation that no network path
     43    * exists, so UV_ENETUNREACH is an equally plausible outcome.
     44    */
     45   ASSERT(status == UV_ECANCELED || status == UV_ENETUNREACH);
     46   uv_timer_stop(&timer2_handle);
     47   connect_cb_called++;
     48   if (status == UV_ENETUNREACH)
     49     netunreach_errors++;
     50 }
     51 
     52 
     53 static void timer1_cb(uv_timer_t* handle) {
     54   uv_close((uv_handle_t*)handle, close_cb);
     55   uv_close((uv_handle_t*)&tcp_handle, close_cb);
     56   timer1_cb_called++;
     57 }
     58 
     59 
     60 static void timer2_cb(uv_timer_t* handle) {
     61   ASSERT(0 && "should not be called");
     62 }
     63 
     64 
     65 TEST_IMPL(tcp_close_while_connecting) {
     66   uv_connect_t connect_req;
     67   struct sockaddr_in addr;
     68   uv_loop_t* loop;
     69   int r;
     70 
     71   loop = uv_default_loop();
     72   ASSERT_OK(uv_ip4_addr("1.2.3.4", TEST_PORT, &addr));
     73   ASSERT_OK(uv_tcp_init(loop, &tcp_handle));
     74   r = uv_tcp_connect(&connect_req,
     75                      &tcp_handle,
     76                      (const struct sockaddr*) &addr,
     77                      connect_cb);
     78   if (r == UV_ENETUNREACH)
     79     RETURN_SKIP("Network unreachable.");
     80   ASSERT_OK(r);
     81   ASSERT_OK(uv_timer_init(loop, &timer1_handle));
     82   ASSERT_OK(uv_timer_start(&timer1_handle, timer1_cb, 1, 0));
     83   ASSERT_OK(uv_timer_init(loop, &timer2_handle));
     84   ASSERT_OK(uv_timer_start(&timer2_handle, timer2_cb, 86400 * 1000, 0));
     85   ASSERT_OK(uv_run(loop, UV_RUN_DEFAULT));
     86 
     87   ASSERT_EQ(1, connect_cb_called);
     88   ASSERT_EQ(1, timer1_cb_called);
     89   ASSERT_EQ(2, close_cb_called);
     90 
     91   MAKE_VALGRIND_HAPPY(loop);
     92 
     93   if (netunreach_errors > 0)
     94     RETURN_SKIP("Network unreachable.");
     95 
     96   return 0;
     97 }
     98