test/libvlc/events.c

   1 /*
   2  * events.c - libvlc smoke test
   3  *
   4  * $Id$
   5  */
   6
   7 /**********************************************************************
   8  *  Copyright (C) 2007 Rémi Denis-Courmont.                           *
   9  *  Copyright (C) 2008 Pierre d'Herbemont.                            *
  10  *  This program is free software; you can redistribute and/or modify *
  11  *  it under the terms of the GNU General Public License as published *
  12  *  by the Free Software Foundation; version 2 of the license, or (at *
  13  *  your option) any later version.                                   *
  14  *                                                                    *
  15  *  This program is distributed in the hope that it will be useful,   *
  16  *  but WITHOUT ANY WARRANTY; without even the implied warranty of    *
  17  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.              *
  18  *  See the GNU General Public License for more details.              *
  19  *                                                                    *
  20  *  You should have received a copy of the GNU General Public License *
  21  *  along with this program; if not, you can get it from:             *
  22  *  http://www.gnu.org/copyleft/gpl.html                              *
  23  **********************************************************************/
  24
  25 #include "test.h"
  26
  27 /* This one is an internal API. We use it here to run tests that
  28  * don't depends on playback, and only test the event framework */
  29 extern void libvlc_event_send( libvlc_event_manager_t *, libvlc_event_t *);
  30
  31 static void test_events_dummy_callback( const libvlc_event_t * event, void * user_data)
  32 {
  33     (void)event;
  34     bool * callback_was_called = user_data;
  35     *callback_was_called = true;
  36 }
  37
  38 static void test_events_callback_and_detach( const libvlc_event_t * event, void * user_data)
  39 {
  40     bool * callback_was_called = user_data;
  41     libvlc_event_manager_t *em;
  42
  43     em = libvlc_media_player_event_manager (event->p_obj);
  44
  45     libvlc_event_detach (em, event->type, test_events_callback_and_detach, user_data);
  46     *callback_was_called = true;
  47 }
  48
  49 static void test_event_type_reception( libvlc_event_manager_t * em, libvlc_event_type_t event_type, bool * callback_was_called )
  50 {
  51     libvlc_event_t event;
  52     event.type = event_type;
  53     *callback_was_called = false;
  54     libvlc_event_send (em, &event);
  55     assert (*callback_was_called);
  56 }
  57
  58 #include <string.h>
  59
  60 static void test_events (const char ** argv, int argc)
  61 {
  62     libvlc_instance_t *vlc;
  63     libvlc_media_player_t *mi;
  64     libvlc_event_manager_t *em;
  65     bool callback_was_called;
  66     libvlc_event_type_t mi_events[] = {
  67         libvlc_MediaPlayerNothingSpecial,
  68         libvlc_MediaPlayerOpening,
  69         libvlc_MediaPlayerBuffering,
  70         libvlc_MediaPlayerPlaying,
  71         libvlc_MediaPlayerPaused,
  72         libvlc_MediaPlayerStopped,
  73         libvlc_MediaPlayerEndReached,
  74         libvlc_MediaPlayerEncounteredError,
  75         libvlc_MediaPlayerTimeChanged,
  76         libvlc_MediaPlayerPositionChanged,
  77     };
  78     int mi_events_len = sizeof(mi_events)/sizeof(*mi_events);
  79
  80     log ("Testing events\n");
  81
  82     vlc = libvlc_new (argc, argv);
  83     assert (vlc != NULL);
  84
  85     mi = libvlc_media_player_new (vlc);
  86     assert (mi != NULL);
  87
  88     em = libvlc_media_player_event_manager (mi);
  89
  90     for( int i = 0; i < 0x700; i++ )
  91          strlen(libvlc_event_type_name( i ));
  92
  93     log ("+ Testing attaching to Media Instance\n");
  94
  95     for (int i = 0; i < mi_events_len; i++) {
  96         int ret;
  97
  98         ret = libvlc_event_attach (em, mi_events[i],
  99                                    test_events_dummy_callback,
 100                                    &callback_was_called);
 101         assert(ret == 0);
 102     }
 103
 104     log ("+ Testing event reception\n");
 105
 106     for (int i = 0; i < mi_events_len; i++)
 107         test_event_type_reception (em, mi_events[i], &callback_was_called);
 108
 109     log ("+ Testing event detaching while in the event callback\n");
 110
 111     libvlc_event_t event;
 112     event.type = mi_events[mi_events_len-1];
 113     callback_was_called = false;
 114
 115     libvlc_event_detach (em, mi_events[mi_events_len-1], test_events_dummy_callback, &callback_was_called);
 116
 117     int val = libvlc_event_attach (em, mi_events[mi_events_len-1],
 118                                    test_events_callback_and_detach,
 119                                    &callback_was_called);
 120     assert (val == 0);
 121
 122     libvlc_event_send (em, &event);
 123     assert( callback_was_called );
 124
 125     callback_was_called = false;
 126     libvlc_event_send (em, &event);
 127     assert( !callback_was_called );
 128
 129     log ("+ Testing regular detach()\n");
 130
 131     for (int i = 0; i < mi_events_len - 1; i++)
 132         libvlc_event_detach (em, mi_events[i], test_events_dummy_callback, &callback_was_called);
 133
 134     libvlc_media_player_release (mi);
 135     libvlc_release (vlc);
 136 }
 137
 138 int main (void)
 139 {
 140     test_init();
 141
 142     test_events (test_defaults_args, test_defaults_nargs);
 143
 144     return 0;
 145 }