urbit/outside/libuv_0.11/test/test-run-once.c

/* Copyright Joyent, Inc. and other Node contributors. All rights reserved.
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 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
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 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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#include "uv.h"
#include "task.h"

#define NUM_TICKS 64

static uv_idle_t idle_handle;
static int idle_counter;


static void idle_cb(uv_idle_t* handle) {
  ASSERT(handle == &idle_handle);

  if (++idle_counter == NUM_TICKS)
    uv_idle_stop(handle);
}


TEST_IMPL(run_once) {
  uv_idle_init(uv_default_loop(), &idle_handle);
  uv_idle_start(&idle_handle, idle_cb);

  while (uv_run(uv_default_loop(), UV_RUN_ONCE));
  ASSERT(idle_counter == NUM_TICKS);

  MAKE_VALGRIND_HAPPY();
  return 0;
}