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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_prepare_t prepare_handle;
     26 static uv_timer_t timer_handle;
     27 static int prepare_called = 0;
     28 static int timer_called = 0;
     29 static int num_ticks = 10;
     30 
     31 
     32 static void prepare_cb(uv_prepare_t* handle) {
     33   ASSERT_PTR_EQ(handle, &prepare_handle);
     34   prepare_called++;
     35   if (prepare_called == num_ticks)
     36     uv_prepare_stop(handle);
     37 }
     38 
     39 
     40 static void timer_cb(uv_timer_t* handle) {
     41   ASSERT_PTR_EQ(handle, &timer_handle);
     42   timer_called++;
     43   if (timer_called == 1)
     44     uv_stop(uv_default_loop());
     45   else if (timer_called == num_ticks)
     46     uv_timer_stop(handle);
     47 }
     48 
     49 
     50 TEST_IMPL(loop_stop) {
     51   int r;
     52   uv_prepare_init(uv_default_loop(), &prepare_handle);
     53   uv_prepare_start(&prepare_handle, prepare_cb);
     54   uv_timer_init(uv_default_loop(), &timer_handle);
     55   uv_timer_start(&timer_handle, timer_cb, 100, 100);
     56 
     57   r = uv_run(uv_default_loop(), UV_RUN_DEFAULT);
     58   ASSERT(r);
     59   ASSERT_EQ(1, timer_called);
     60 
     61   r = uv_run(uv_default_loop(), UV_RUN_NOWAIT);
     62   ASSERT(r);
     63   ASSERT_GT(prepare_called, 1);
     64 
     65   r = uv_run(uv_default_loop(), UV_RUN_DEFAULT);
     66   ASSERT_OK(r);
     67   ASSERT_EQ(10, timer_called);
     68   ASSERT_EQ(10, prepare_called);
     69 
     70   MAKE_VALGRIND_HAPPY(uv_default_loop());
     71   return 0;
     72 }
     73 
     74 
     75 TEST_IMPL(loop_stop_before_run) {
     76   ASSERT_OK(uv_timer_init(uv_default_loop(), &timer_handle));
     77   ASSERT_OK(uv_timer_start(&timer_handle, (uv_timer_cb) abort, 0, 0));
     78   uv_stop(uv_default_loop());
     79   ASSERT_NE(0, uv_run(uv_default_loop(), UV_RUN_DEFAULT));
     80 
     81   MAKE_VALGRIND_HAPPY(uv_default_loop());
     82   return 0;
     83 }
     84