urbit/outside/libuv/test/test-callback-order.c
2013-09-28 13:21:18 -07:00

78 lines
2.3 KiB
C

/* Copyright Joyent, Inc. and other Node contributors. All rights reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to
* deal in the Software without restriction, including without limitation the
* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
* IN THE SOFTWARE.
*/
#include "uv.h"
#include "task.h"
static int idle_cb_called;
static int timer_cb_called;
static uv_idle_t idle_handle;
static uv_timer_t timer_handle;
/* idle_cb should run before timer_cb */
static void idle_cb(uv_idle_t* handle, int status) {
ASSERT(idle_cb_called == 0);
ASSERT(timer_cb_called == 0);
uv_idle_stop(handle);
idle_cb_called++;
}
static void timer_cb(uv_timer_t* handle, int status) {
ASSERT(idle_cb_called == 1);
ASSERT(timer_cb_called == 0);
uv_timer_stop(handle);
timer_cb_called++;
}
static void next_tick(uv_idle_t* handle, int status) {
uv_loop_t* loop = handle->loop;
uv_idle_stop(handle);
uv_idle_init(loop, &idle_handle);
uv_idle_start(&idle_handle, idle_cb);
uv_timer_init(loop, &timer_handle);
uv_timer_start(&timer_handle, timer_cb, 0, 0);
}
TEST_IMPL(callback_order) {
uv_loop_t* loop;
uv_idle_t idle;
loop = uv_default_loop();
uv_idle_init(loop, &idle);
uv_idle_start(&idle, next_tick);
ASSERT(idle_cb_called == 0);
ASSERT(timer_cb_called == 0);
uv_run(loop, UV_RUN_DEFAULT);
ASSERT(idle_cb_called == 1);
ASSERT(timer_cb_called == 1);
MAKE_VALGRIND_HAPPY();
return 0;
}