src/tests/cpulimit-test.c

   1 /***
   2   This file is part of PulseAudio.
   3
   4   PulseAudio is free software; you can redistribute it and/or modify
   5   it under the terms of the GNU Lesser General Public License as
   6   published by the Free Software Foundation; either version 2.1 of the
   7   License, or (at your option) any later version.
   8
   9   PulseAudio is distributed in the hope that it will be useful, but
  10   WITHOUT ANY WARRANTY; without even the implied warranty of
  11   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  12   General Public License for more details.
  13
  14   You should have received a copy of the GNU Lesser General Public
  15   License along with PulseAudio; if not, write to the Free Software
  16   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
  17   USA.
  18 ***/
  19
  20 #ifdef HAVE_CONFIG_H
  21 #include <config.h>
  22 #endif
  23
  24 #include <assert.h>
  25 #include <time.h>
  26 #include <stdlib.h>
  27 #include <stdio.h>
  28 #include <signal.h>
  29
  30 #include <pulse/mainloop.h>
  31 #include <pulse/gccmacro.h>
  32
  33 #ifdef TEST2
  34 #include <pulse/mainloop-signal.h>
  35 #endif
  36
  37 #include <daemon/cpulimit.h>
  38
  39 /* A simple example for testing the cpulimit subsystem */
  40
  41 static time_t start;
  42
  43 #ifdef TEST2
  44
  45 static void func(pa_mainloop_api *m, pa_signal_event *e, int sig, void *userdata) {
  46     time_t now;
  47     time(&now);
  48
  49     if ((now - start) >= 30) {
  50         m->quit(m, 1);
  51         fprintf(stderr, "Test failed\n");
  52     } else
  53         raise(SIGUSR1);
  54 }
  55
  56 #endif
  57
  58 int main(int argc, char *argv[]) {
  59     pa_mainloop *m;
  60
  61     m = pa_mainloop_new();
  62     assert(m);
  63
  64     pa_cpu_limit_init(pa_mainloop_get_api(m));
  65
  66     time(&start);
  67
  68 #ifdef TEST2
  69     pa_signal_init(pa_mainloop_get_api(m));
  70     pa_signal_new(SIGUSR1, func, NULL);
  71     raise(SIGUSR1);
  72     pa_mainloop_run(m, NULL);
  73     pa_signal_done();
  74 #else
  75     for (;;) {
  76         time_t now;
  77         time(&now);
  78
  79         if ((now - start) >= 30) {
  80             fprintf(stderr, "Test failed\n");
  81             break;
  82         }
  83     }
  84 #endif
  85
  86     pa_cpu_limit_done();
  87
  88     pa_mainloop_free(m);
  89
  90     return 0;
  91 }