glib/tsrc/BC/tests/asyncqueue-test.c
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Tue, 02 Feb 2010 02:01:42 +0200
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permissions -rw-r--r--
Revision: 201002 Kit: 201005
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/* Portion Copyright © 2008-09 Nokia Corporation and/or its subsidiary(-ies). All rights reserved. */
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#undef G_DISABLE_ASSERT
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#undef G_LOG_DOMAIN
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#include <time.h>
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#include <stdlib.h>
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#include <glib.h>
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#include <glib/gthread.h>
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#define DEBUG_MSG(args)
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/* #define DEBUG_MSG(args) g_printerr args ; g_printerr ("\n");  */
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#define PRINT_MSG(args)
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/* #define PRINT_MSG(args) g_print args ; g_print ("\n"); */
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#define MAX_THREADS            50
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#define MAX_SORTS              5    /* only applies if
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				       ASYC_QUEUE_DO_SORT is set to 1 */ 
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#define MAX_TIME               20   /* seconds */
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#define MIN_TIME               5    /* seconds */
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#define SORT_QUEUE_AFTER       1
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#define SORT_QUEUE_ON_PUSH     1    /* if this is done, the
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				       SORT_QUEUE_AFTER is ignored */
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#define QUIT_WHEN_DONE         1
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#if SORT_QUEUE_ON_PUSH == 1
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#  undef SORT_QUEUE_AFTER
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#  define SORT_QUEUE_AFTER     0
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#endif
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#ifdef SYMBIAN
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#include "mrt2_glib2_test.h"
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#endif /*SYMBIAN*/
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static GMainLoop   *main_loop = NULL;
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static GThreadPool *thread_pool = NULL;
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static GAsyncQueue *async_queue = NULL;
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static gint
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sort_compare (gconstpointer p1, gconstpointer p2, gpointer user_data)
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{
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  gint32 id1;
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  gint32 id2;
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  id1 = GPOINTER_TO_INT (p1);
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  id2 = GPOINTER_TO_INT (p2);
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  DEBUG_MSG (("comparing #1:%d and #2:%d, returning %d", 
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	     id1, id2, (id1 > id2 ? +1 : id1 == id2 ? 0 : -1)));
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  return (id1 > id2 ? +1 : id1 == id2 ? 0 : -1);
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}
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static gboolean
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sort_queue (gpointer user_data)
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{
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  static gint     sorts = 0;
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  static gpointer last_p = NULL;
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  gpointer        p;
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  gboolean        can_quit = FALSE;
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  gint            sort_multiplier;
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  gint            len;
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  gint            i;
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  sort_multiplier = GPOINTER_TO_INT (user_data);
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  if (SORT_QUEUE_AFTER) {
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    PRINT_MSG (("sorting async queue...")); 
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    g_async_queue_sort (async_queue, sort_compare, NULL);
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    sorts++;
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    if (sorts >= sort_multiplier) {
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      can_quit = TRUE;
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    }
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    g_async_queue_sort (async_queue, sort_compare, NULL);
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    len = g_async_queue_length (async_queue);
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    PRINT_MSG (("sorted queue (for %d/%d times, size:%d)...", sorts, MAX_SORTS, len)); 
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  } else {
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    can_quit = TRUE;
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    len = g_async_queue_length (async_queue);
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    DEBUG_MSG (("printing queue (size:%d)...", len)); 
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  }
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  for (i = 0, last_p = NULL; i < len; i++) {
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    p = g_async_queue_pop (async_queue);
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    DEBUG_MSG (("item %d ---> %d", i, GPOINTER_TO_INT (p))); 
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    if (last_p) {
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      g_assert (GPOINTER_TO_INT (last_p) <= GPOINTER_TO_INT (p));
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    }
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    last_p = p;
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  }
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  if (can_quit && QUIT_WHEN_DONE) {
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    g_main_loop_quit (main_loop);
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  }
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  return !can_quit;
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}
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static void
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enter_thread (gpointer data, gpointer user_data)
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{
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  gint   len;
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  gint   id;
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  gulong ms;
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   115
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  id = GPOINTER_TO_INT (data);
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  ms = g_random_int_range (MIN_TIME * 1000, MAX_TIME * 1000);
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  DEBUG_MSG (("entered thread with id:%d, adding to queue in:%ld ms", id, ms));
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   120
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  g_usleep (ms * 1000);
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   122
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  if (SORT_QUEUE_ON_PUSH) {
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    g_async_queue_push_sorted (async_queue, GINT_TO_POINTER (id), sort_compare, NULL);
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   125
  } else {
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    g_async_queue_push (async_queue, GINT_TO_POINTER (id));
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  }
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   128
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  len = g_async_queue_length (async_queue);
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   130
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  DEBUG_MSG (("thread id:%d added to async queue (size:%d)", 
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	     id, len));
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}
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   134
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int 
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main (int argc, char *argv[])
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{
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   138
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   gint   i;
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  gint   max_threads = MAX_THREADS;
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  gint   max_unused_threads = MAX_THREADS;
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  gint   sort_multiplier = MAX_SORTS;
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  gint   sort_interval;
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  gchar *msg;
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   145
  
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   146
  #ifdef SYMBIAN
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  g_log_set_handler (NULL,  G_LOG_FLAG_FATAL| G_LOG_FLAG_RECURSION | G_LOG_LEVEL_CRITICAL | G_LOG_LEVEL_WARNING | G_LOG_LEVEL_MESSAGE | G_LOG_LEVEL_INFO | G_LOG_LEVEL_DEBUG, &mrtLogHandler, NULL);
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  #endif /*SYMBIAN*/
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  g_thread_init (NULL);
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   150
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  PRINT_MSG (("creating async queue..."));
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  async_queue = g_async_queue_new ();
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  g_assert(async_queue != NULL);
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   154
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  g_return_val_if_fail (async_queue != NULL, EXIT_FAILURE);
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   156
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  PRINT_MSG (("creating thread pool with max threads:%d, max unused threads:%d...",
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	     max_threads, max_unused_threads));
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   159
  thread_pool = g_thread_pool_new (enter_thread,
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				   async_queue,
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   161
				   max_threads,
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   162
				   FALSE,
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   163
				   NULL);
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   164
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   165
  g_return_val_if_fail (thread_pool != NULL, EXIT_FAILURE);
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   166
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   167
  g_thread_pool_set_max_unused_threads (max_unused_threads);
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   168
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  PRINT_MSG (("creating threads..."));
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   170
  for (i = 1; i <= max_threads; i++) {
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   171
    GError *error = NULL;
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   172
  
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   173
    g_thread_pool_push (thread_pool, GINT_TO_POINTER (i), &error);
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   174
    
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   175
    g_assert (error == NULL);
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   176
  }
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   177
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   178
  if (!SORT_QUEUE_AFTER) {
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   179
    sort_multiplier = 1;
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   180
  }
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   181
  
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   182
  sort_interval = ((MAX_TIME / sort_multiplier) + 2)  * 1000;
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   183
  g_timeout_add (sort_interval, sort_queue, GINT_TO_POINTER (sort_multiplier));
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   184
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   185
  if (SORT_QUEUE_ON_PUSH) {
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   186
    msg = "sorting when pushing into the queue, checking queue is sorted";
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   187
  } else {
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   188
    msg = "sorting";
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   189
  }
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   190
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   191
  PRINT_MSG (("%s %d %s %d ms",
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   192
	      msg,
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   193
	      sort_multiplier, 
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   194
	      sort_multiplier == 1 ? "time in" : "times, once every",
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   195
	      sort_interval));
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   196
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   197
  DEBUG_MSG (("entering main event loop"));
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   198
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   199
  main_loop = g_main_loop_new (NULL, FALSE);
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   200
  g_main_loop_run (main_loop);
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   201
 
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   202
  
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   203
  #if SYMBIAN
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   204
  testResultXml("asyncqueue-test");
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   205
  #endif /* EMULATOR */
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   206
  
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   207
  return EXIT_SUCCESS;
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   208
}