ETL/test/handle.cpp

   1 /*! ========================================================================
   2 ** Extended Template and Library Test Suite
   3 ** Handle Template Class Test
   4 ** $Id$
   5 **
   6 ** Copyright (c) 2002 Robert B. Quattlebaum Jr.
   7 **
   8 ** This package is free software; you can redistribute it and/or
   9 ** modify it under the terms of the GNU General Public License as
  10 ** published by the Free Software Foundation; either version 2 of
  11 ** the License, or (at your option) any later version.
  12 **
  13 ** This package is distributed in the hope that it will be useful,
  14 ** but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16 ** General Public License for more details.
  17 **
  18 ** === N O T E S ===========================================================
  19 **
  20 ** ========================================================================= */
  21
  22 /* === H E A D E R S ======================================================= */
  23
  24 #include <ETL/handle>
  25 #include <list>
  26 #include <stdio.h>
  27 #include <stdlib.h>
  28 #include <string>
  29 #include <map>
  30 #include <vector>
  31
  32 /* === M A C R O S ========================================================= */
  33
  34 #define NUMBER_OF_OBJECTS       40000
  35 using namespace std;
  36
  37 /* === C L A S S E S ======================================================= */
  38
  39 struct my_test_obj : public etl::rshared_object
  40 {
  41         static int instance_count;
  42         int my_id;
  43         my_test_obj(int my_id=0):my_id(my_id)
  44         {
  45                 instance_count++;
  46         }
  47
  48         virtual ~my_test_obj()
  49         {
  50                 if(instance_count==0)
  51                         printf("Error, instance count is going past zero!\n");
  52                 instance_count--;
  53         }
  54
  55         bool operator<(const my_test_obj &rhs)const
  56         {
  57                 return my_id<rhs.my_id;
  58         }
  59 };
  60
  61 struct my_other_test_obj : public my_test_obj
  62 {
  63         static int instance_count;
  64         my_other_test_obj(int my_id=0):my_test_obj(my_id)
  65         {
  66                 instance_count++;
  67         }
  68         virtual ~my_other_test_obj()
  69         {
  70                 if(instance_count==0)
  71                         printf("Error, instance count is going past zero!\n");
  72                 instance_count--;
  73         }
  74 };
  75
  76 int my_test_obj::instance_count=0;
  77 int my_other_test_obj::instance_count=0;
  78
  79 typedef etl::handle<my_test_obj> obj_handle;
  80 typedef etl::rhandle<my_test_obj> robj_handle;
  81 typedef etl::handle<my_other_test_obj> other_obj_handle;
  82 typedef list< obj_handle > obj_list;
  83 typedef list< other_obj_handle > other_obj_list;
  84 typedef list< robj_handle > robj_list;
  85
  86 int handle_basic_test()
  87 {
  88         printf("handle: Size of a handle: %u\n",(unsigned int)sizeof(etl::handle<int>));
  89         printf("handle: Size of a loose_handle: %u\n",(unsigned int)sizeof(etl::loose_handle<int>));
  90         printf("handle: Size of a rhandle: %u\n",(unsigned int)sizeof(etl::rhandle<int>));
  91         printf("handle: Size of a shared_object: %u\n",(unsigned int)sizeof(etl::shared_object));
  92         printf("handle: Size of a rshared_object: %u\n",(unsigned int)sizeof(etl::rshared_object));
  93
  94         printf("handle: Basic test: ");
  95         my_test_obj::instance_count=0;
  96
  97         {
  98                 etl::handle<my_test_obj> obj_handle(new my_test_obj(rand()));
  99         }
 100
 101         if(my_test_obj::instance_count!=0)
 102         {
 103                 printf("FAILED!\n");
 104                 printf(__FILE__":%d: on create/destroy, instance count=%d, should be zero.\n",__LINE__,my_test_obj::instance_count);
 105                 return 1;
 106         }
 107
 108         {
 109                 map<string,etl::handle<my_test_obj> > my_map;
 110                 etl::handle<my_test_obj> obj_handle(new my_test_obj(rand()));
 111                 my_map["bleh"]=obj_handle;
 112         }
 113
 114         if(my_test_obj::instance_count!=0)
 115         {
 116                 printf("FAILED!\n");
 117                 printf(__FILE__":%d: on create/destroy, instance count=%d, should be zero.\n",__LINE__,my_test_obj::instance_count);
 118                 return 1;
 119         }
 120
 121         etl::handle<my_test_obj> obj_handle(new my_test_obj(rand()));
 122
 123         if(obj_handle != obj_handle.constant())
 124         {
 125                 printf("FAILED!\n");
 126                 printf(__FILE__":%d: on call to handle<>::constant().\n",__LINE__);
 127                 return 1;
 128         }
 129
 130         printf("PASSED\n");
 131
 132         return 0;
 133 }
 134
 135 int handle_general_use_test(void)
 136 {
 137         printf("handle: General-use test: ");
 138         my_test_obj::instance_count=0;
 139
 140         obj_list my_list, my_other_list;
 141         int i;
 142
 143         for(i=0;i<NUMBER_OF_OBJECTS;i++)
 144                 my_list.push_back( obj_handle(new my_test_obj(rand())) );
 145
 146         my_other_list=my_list;
 147         if(my_test_obj::instance_count!=NUMBER_OF_OBJECTS)
 148         {
 149                 printf("FAILED!\n");
 150                 printf(__FILE__":%d: On copy, instance count=%d, should be %d.\n",__LINE__,my_test_obj::instance_count,NUMBER_OF_OBJECTS);
 151                 return 1;
 152         }
 153
 154         my_list.sort();
 155         if(my_test_obj::instance_count!=NUMBER_OF_OBJECTS)
 156         {
 157                 printf("FAILED!\n");
 158                 printf(__FILE__":%d: On copy, instance count=%d, should be %d.\n",__LINE__,my_test_obj::instance_count,NUMBER_OF_OBJECTS);
 159                 return 1;
 160         }
 161
 162         my_list.clear();
 163         if(my_test_obj::instance_count!=NUMBER_OF_OBJECTS)
 164         {
 165                 printf("FAILED!\n");
 166                 printf(__FILE__":%d: On copy's clear, instance count=%d, should be %d.\n",__LINE__,my_test_obj::instance_count,NUMBER_OF_OBJECTS);
 167                 return 1;
 168         }
 169
 170         {
 171                 obj_handle a(new my_test_obj(27)), b(new my_test_obj(42));
 172                 a.swap(b);
 173                 if (a->my_id != 42 || b->my_id != 27)
 174                 {
 175                         printf("FAILED!\n");
 176                         printf(__FILE__":%d: On swap (27,42) gave (%d,%d), should be (42,27).\n",__LINE__,a->my_id,b->my_id);
 177                         return 1;
 178                 }
 179         }
 180
 181         my_other_list.clear();
 182         if(my_test_obj::instance_count)
 183         {
 184                 printf("FAILED!\n");
 185                 printf(__FILE__":%d: On clear, instance count=%d, should be zero.\n",__LINE__,my_test_obj::instance_count);
 186                 return 1;
 187         }
 188
 189         printf("PASSED\n");
 190
 191         return 0;
 192 }
 193
 194         struct ListItem
 195         {
 196                 robj_handle obj;
 197                 int bleh;
 198                 int blah;
 199                 ListItem(robj_handle obj,int bleh=1, int blah=2):
 200                         obj(obj),bleh(bleh),blah(blah) { }
 201         };
 202
 203 int rhandle_general_use_test(void)
 204 {
 205
 206
 207         printf("rhandle: General-use test: ");
 208         my_test_obj::instance_count=0;
 209
 210         robj_list my_list;
 211         int i;
 212
 213         robj_handle obj=        new my_test_obj(rand());
 214         for(i=0;i<NUMBER_OF_OBJECTS;i++)
 215                 my_list.push_back(obj);
 216
 217         obj_list my_other_list(my_list.begin(),my_list.end());
 218
 219
 220
 221         if(obj.count()!=NUMBER_OF_OBJECTS*2+1)
 222         {
 223                 printf("FAILED!\n");
 224                 printf(__FILE__":%d: On copy, handle count=%d, should be %d.\n",__LINE__,obj.count(),NUMBER_OF_OBJECTS*2+1);
 225                 return 1;
 226         }
 227
 228         if(obj.rcount()!=NUMBER_OF_OBJECTS+1)
 229         {
 230                 printf("FAILED!\n");
 231                 printf(__FILE__":%d: On copy, rhandle count=%d, should be %d.\n",__LINE__,obj.rcount(),NUMBER_OF_OBJECTS+1);
 232                 return 1;
 233         }
 234
 235         my_list.sort();
 236         if(obj.rcount()!=NUMBER_OF_OBJECTS+1)
 237         {
 238                 printf("FAILED!\n");
 239                 printf(__FILE__":%d: On copy, instance count=%d, should be %d.\n",__LINE__,obj.rcount(),NUMBER_OF_OBJECTS+1);
 240                 return 1;
 241         }
 242
 243         {robj_handle bleh(obj);}
 244
 245         if(obj.rcount()!=NUMBER_OF_OBJECTS+1)
 246         {
 247                 printf("FAILED!\n");
 248                 printf(__FILE__":%d: On copy, instance count=%d, should be %d.\n",__LINE__,obj.rcount(),NUMBER_OF_OBJECTS+1);
 249                 return 1;
 250         }
 251
 252         my_other_list.clear();
 253
 254         if(obj.rcount()!=obj.count())
 255         {
 256                 printf("FAILED!\n");
 257                 printf(__FILE__":%d: On copy's clear, handle count (%d) != rhandle count (%d)\n",__LINE__,obj.count(),obj.rcount());
 258                 return 1;
 259         }
 260
 261         if(obj.rcount()!=NUMBER_OF_OBJECTS+1)
 262         {
 263                 printf("FAILED!\n");
 264                 printf(__FILE__":%d: On copy's clear, instance count=%d, should be %d.\n",__LINE__,obj.rcount(),NUMBER_OF_OBJECTS+1);
 265                 return 1;
 266         }
 267
 268         robj_handle new_obj=    new my_test_obj(rand());
 269
 270         int replacements=obj.replace(new_obj);
 271
 272         if(replacements!=NUMBER_OF_OBJECTS+1)
 273         {
 274                 printf("FAILED!\n");
 275                 printf(__FILE__":%d: Only managed to replace %d, should have replaced %d\n",__LINE__,replacements,NUMBER_OF_OBJECTS+1);
 276                 return 1;
 277         }
 278
 279         if(obj!=new_obj)
 280         {
 281                 printf("FAILED!\n");
 282                 printf(__FILE__":%d: On replace, handles should be equal.\n",__LINE__);
 283                 return 1;
 284         }
 285
 286         {
 287                 robj_handle bleh(obj);
 288                 robj_handle blah(obj.get());
 289         }
 290
 291
 292         my_list.clear();
 293         obj.detach();
 294         new_obj.detach();
 295
 296         if(my_test_obj::instance_count)
 297         {
 298                 printf("FAILED!\n");
 299                 printf(__FILE__":%d: On clear, instance count=%d, should be zero.\n",__LINE__,my_test_obj::instance_count);
 300                 return 1;
 301         }
 302
 303
 304
 305         std::vector<ListItem> my_item_list;
 306         for(i=0;i<NUMBER_OF_OBJECTS;i++)
 307                 my_item_list.push_back(ListItem(new my_test_obj(rand()),3,4));
 308
 309
 310         for(i=0;i<100;i++)
 311         {
 312                 int src,dest;
 313                 src=rand()%NUMBER_OF_OBJECTS;
 314                 dest=rand()%NUMBER_OF_OBJECTS;
 315                 ListItem tmp(my_item_list[src]);
 316                 assert(tmp.obj.rcount()>=2);
 317                 my_item_list.erase(my_item_list.begin()+src);
 318                 assert(tmp.obj.rcount()>=1);
 319                 my_item_list.insert(my_item_list.begin()+dest,tmp);
 320                 assert(tmp.obj.rcount()>=2);
 321         }
 322
 323         my_item_list.clear();
 324
 325         if(my_test_obj::instance_count)
 326         {
 327                 printf("FAILED!\n");
 328                 printf(__FILE__":%d: On clear, instance count=%d, should be zero.\n",__LINE__,my_test_obj::instance_count);
 329                 return 1;
 330         }
 331
 332         printf("PASSED\n");
 333
 334         return 0;
 335 }
 336
 337 int handle_inheritance_test(void)
 338 {
 339         printf("handle: Inheritance test: ");
 340         my_test_obj::instance_count=0;
 341         my_other_test_obj::instance_count=0;
 342
 343         other_obj_list my_other_list;
 344         int i;
 345
 346         for(i=0;i<NUMBER_OF_OBJECTS;i++)
 347                 my_other_list.push_back( other_obj_handle(new my_other_test_obj(rand())) );
 348
 349         obj_list my_list(my_other_list.begin(),my_other_list.end());
 350         if(my_test_obj::instance_count!=NUMBER_OF_OBJECTS)
 351         {
 352                 printf("FAILED!\n");
 353                 printf(__FILE__":%d: On copy, instance count=%d, should be %d.\n",__LINE__,my_test_obj::instance_count,NUMBER_OF_OBJECTS);
 354                 return 1;
 355         }
 356
 357         for(i=0;i<NUMBER_OF_OBJECTS;i++)
 358                 my_list.push_back( other_obj_handle(new my_other_test_obj(rand())) );
 359         if(my_other_test_obj::instance_count!=NUMBER_OF_OBJECTS*2 ||
 360            my_test_obj::instance_count!=my_other_test_obj::instance_count)
 361         {
 362                 printf("FAILED!\n");
 363                 printf(__FILE__":%d: On inherited copy, instance count=%d, should be %d.\n",__LINE__,my_test_obj::instance_count,NUMBER_OF_OBJECTS*2);
 364                 return 1;
 365         }
 366
 367         my_list.sort();
 368         my_other_list.sort();
 369         if(my_test_obj::instance_count!=NUMBER_OF_OBJECTS*2)
 370         {
 371                 printf("FAILED!\n");
 372                 printf(__FILE__":%d: On sort, instance count=%d, should be %d.\n",__LINE__,my_test_obj::instance_count,NUMBER_OF_OBJECTS*2);
 373                 return 1;
 374         }
 375
 376         my_list.clear();
 377         if(my_test_obj::instance_count!=NUMBER_OF_OBJECTS)
 378         {
 379                 printf("FAILED!\n");
 380                 printf(__FILE__":%d: On clear, instance count=%d, should be %d.\n",__LINE__,my_test_obj::instance_count,NUMBER_OF_OBJECTS);
 381                 return 1;
 382         }
 383
 384         my_other_list.clear();
 385         if(my_test_obj::instance_count)
 386         {
 387                 printf("FAILED!\n");
 388                 printf(__FILE__":%d: On clear, instance count=%d, should be zero.\n",__LINE__,my_test_obj::instance_count);
 389                 return 1;
 390         }
 391
 392         printf("PASSED\n");
 393
 394         return 0;
 395 }
 396
 397 void test_func(etl::handle<my_test_obj> handle)
 398 {
 399         if(handle) { int i=handle.count(); i++; }
 400 }
 401
 402 int loose_handle_test(void)
 403 {
 404         printf("handle: loose_handle test: ");
 405         my_test_obj::instance_count=0;
 406
 407         etl::loose_handle<my_test_obj> obj_handle_loose;
 408         etl::handle<my_test_obj> obj_handle2;
 409
 410         {
 411                 etl::handle<my_test_obj> obj_handle(new my_test_obj(rand()));
 412                 if(my_test_obj::instance_count!=1)
 413                 {
 414                         printf("FAILED!\n");
 415                         printf(__FILE__":%d: on handle assignment from new object, instance count=%d, should be 1.\n",__LINE__,my_test_obj::instance_count);
 416                         return 1;
 417                 }
 418
 419                 obj_handle_loose=obj_handle;
 420                 if(obj_handle!=obj_handle_loose)
 421                 {
 422                         printf("FAILED!\n");
 423                         printf(__FILE__":%d: on loose_handle assignment\n",__LINE__);
 424                         return 1;
 425                 }
 426
 427                 obj_handle2=obj_handle_loose;
 428                 if(my_test_obj::instance_count!=1)
 429                 {
 430                         printf("FAILED!\n");
 431                         printf(__FILE__":%d: on handle assignment from loose_handle, instance count=%d, should be 1.\n",__LINE__,my_test_obj::instance_count);
 432                         return 1;
 433                 }
 434
 435                 test_func(obj_handle_loose);
 436                 if(my_test_obj::instance_count!=1)
 437                 {
 438                         printf("FAILED!\n");
 439                         printf(__FILE__":%d: on handle assignment from loose_handle, instance count=%d, should be 1.\n",__LINE__,my_test_obj::instance_count);
 440                         return 1;
 441                 }
 442         }
 443
 444         {
 445                 etl::loose_handle<my_test_obj> a(new my_test_obj(27)), b(new my_test_obj(42));
 446                 a.swap(b);
 447                 if (a->my_id != 42 || b->my_id != 27)
 448                 {
 449                         printf("FAILED!\n");
 450                         printf(__FILE__":%d: on loose_handle swap (27,42) gave (%d,%d), should be (42,27).\n",__LINE__,a->my_id,b->my_id);
 451                         return 1;
 452                 }
 453         }
 454
 455         if(my_test_obj::instance_count!=3)
 456         {
 457                 printf("FAILED!\n");
 458                 printf(__FILE__":%d: on create/destroy, instance count=%d, should be 3.\n",__LINE__,my_test_obj::instance_count);
 459                 return 1;
 460         }
 461
 462         printf("PASSED\n");
 463         return 0;
 464 }
 465
 466 int handle_cast_test()
 467 {
 468         printf("handle: casting test: ");
 469
 470         etl::handle<my_test_obj> obj;
 471         etl::handle<my_other_test_obj> other_obj;
 472         etl::loose_handle<my_other_test_obj> loose_obj;
 473
 474         other_obj.spawn();
 475         loose_obj=other_obj;
 476
 477         obj=etl::handle<my_test_obj>::cast_dynamic(loose_obj);
 478
 479         if(obj!=other_obj)
 480         {
 481                 printf("FAILED!\n");
 482                 printf(__FILE__":%d: on handle assignment from loose_handle.\n",__LINE__);
 483                 return 1;
 484         }
 485
 486         printf("PASSED\n");
 487         return 0;
 488 }
 489
 490 /* === E N T R Y P O I N T ================================================= */
 491
 492 int main()
 493 {
 494         int error=0;
 495
 496         error+=handle_basic_test();
 497         error+=handle_cast_test();
 498         error+=handle_general_use_test();
 499         error+=handle_inheritance_test();
 500         error+=loose_handle_test();
 501         error+=rhandle_general_use_test();
 502
 503         return error;
 504 }