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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 
     27 static void timer_cb(uv_timer_t* handle) {
     28   ASSERT(handle);
     29 }
     30 
     31 
     32 static uv_work_t work_req;
     33 
     34 static void work_cb(uv_work_t* req) {
     35   ASSERT(req);
     36 }
     37 
     38 static void after_work_cb(uv_work_t* req, int status) {
     39   ASSERT(req);
     40   ASSERT_OK(status);
     41 }
     42 
     43 
     44 TEST_IMPL(loop_alive) {
     45   int r;
     46   ASSERT(!uv_loop_alive(uv_default_loop()));
     47 
     48   /* loops with handles are alive */
     49   uv_timer_init(uv_default_loop(), &timer_handle);
     50   uv_timer_start(&timer_handle, timer_cb, 100, 0);
     51   ASSERT(uv_loop_alive(uv_default_loop()));
     52 
     53   r = uv_run(uv_default_loop(), UV_RUN_DEFAULT);
     54   ASSERT_OK(r);
     55   ASSERT(!uv_loop_alive(uv_default_loop()));
     56 
     57   /* loops with requests are alive */
     58   r = uv_queue_work(uv_default_loop(), &work_req, work_cb, after_work_cb);
     59   ASSERT_OK(r);
     60   ASSERT(uv_loop_alive(uv_default_loop()));
     61 
     62   r = uv_run(uv_default_loop(), UV_RUN_DEFAULT);
     63   ASSERT_OK(r);
     64   ASSERT(!uv_loop_alive(uv_default_loop()));
     65 
     66   MAKE_VALGRIND_HAPPY(uv_default_loop());
     67   return 0;
     68 }
     69