kc3-lang/libevent/test/test-time.c

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• Hash : 4e5a41ca
  Author :
  Date : 2020-03-01T15:47:40
  

  test-time: do not use deprecated API
  
  - event_init() -> event_base_new()
  - event_set() -> event_new()
  - check return value of event_base_dispatch()
  - use EXIT_SUCCESS/EXIT_FAILURE
  

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• test/test-time.c

• /*
   * Copyright (c) 2002-2007 Niels Provos <provos@citi.umich.edu>
   * Copyright (c) 2007-2012 Niels Provos and Nick Mathewson
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   * 1. Redistributions of source code must retain the above copyright
   *    notice, this list of conditions and the following disclaimer.
   * 2. Redistributions in binary form must reproduce the above copyright
   *    notice, this list of conditions and the following disclaimer in the
   *    documentation and/or other materials provided with the distribution.
   * 3. The name of the author may not be used to endorse or promote products
   *    derived from this software without specific prior written permission.
   *
   * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
   * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
   * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
   * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
   * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
   * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
   * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
   * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
   * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   */
  #include "event2/event-config.h"
  #include "util-internal.h"
  
  #include <sys/types.h>
  #include <sys/stat.h>
  #include <fcntl.h>
  #include <stdlib.h>
  #include <stdio.h>
  #include <string.h>
  #ifndef _WIN32
  #include <unistd.h>
  #include <sys/time.h>
  #endif
  #include <errno.h>
  
  #include "event2/event.h"
  #include "event2/event_compat.h"
  #include "event2/event_struct.h"
  
  int called = 0;
  
  #define NEVENT	20000
  
  struct event *ev[NEVENT];
  
  struct evutil_weakrand_state weakrand_state;
  
  static int
  rand_int(int n)
  {
  	return evutil_weakrand_(&weakrand_state) % n;
  }
  
  static void
  time_cb(evutil_socket_t fd, short event, void *arg)
  {
  	struct timeval tv;
  	int i, j;
  
  	called++;
  
  	if (called < 10*NEVENT) {
  		for (i = 0; i < 10; i++) {
  			j = rand_int(NEVENT);
  			tv.tv_sec = 0;
  			tv.tv_usec = rand_int(50000);
  			if (tv.tv_usec % 2 || called < NEVENT)
  				evtimer_add(ev[j], &tv);
  			else
  				evtimer_del(ev[j]);
  		}
  	}
  }
  
  int
  main(int argc, char **argv)
  {
  	struct event_base *base;
  	struct timeval tv;
  	int i;
  
  #ifdef _WIN32
  	WORD wVersionRequested;
  	WSADATA wsaData;
  
  	wVersionRequested = MAKEWORD(2, 2);
  
  	(void) WSAStartup(wVersionRequested, &wsaData);
  #endif
  
  	evutil_weakrand_seed_(&weakrand_state, 0);
  
  	if (getenv("EVENT_DEBUG_LOGGING_ALL")) {
  		event_enable_debug_logging(EVENT_DBG_ALL);
  	}
  
  	base = event_base_new();
  
  	for (i = 0; i < NEVENT; i++) {
  		ev[i] = evtimer_new(base, time_cb, event_self_cbarg());
  		tv.tv_sec = 0;
  		tv.tv_usec = rand_int(50000);
  		evtimer_add(ev[i], &tv);
  	}
  
  	i = event_base_dispatch(base);
  
  	printf("event_base_dispatch=%d, called=%d, EVENT=%d\n",
  		i, called, NEVENT);
  
  	if (i == 1 && called >= NEVENT) {
  		return EXIT_SUCCESS;
  	} else {
  		return EXIT_FAILURE;
  	}
  }
  
  

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