samples/console/console.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        samples/console/console.cpp
   3 // Purpose:     a sample console (as opposed to GUI) progam using wxWindows
   4 // Author:      Vadim Zeitlin
   5 // Modified by:
   6 // Created:     04.10.99
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) 1999 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
   9 // Licence:     wxWindows license
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 // ============================================================================
  13 // declarations
  14 // ============================================================================
  15
  16 // ----------------------------------------------------------------------------
  17 // headers
  18 // ----------------------------------------------------------------------------
  19
  20 #include <stdio.h>
  21
  22 #include <wx/string.h>
  23 #include <wx/file.h>
  24 #include <wx/app.h>
  25
  26 // ----------------------------------------------------------------------------
  27 // conditional compilation
  28 // ----------------------------------------------------------------------------
  29
  30 // what to test?
  31
  32 //#define TEST_ARRAYS
  33 #define TEST_DIR
  34 //#define TEST_LOG
  35 //#define TEST_MIME
  36 //#define TEST_STRINGS
  37 //#define TEST_THREADS
  38 //#define TEST_TIME
  39 //#define TEST_LONGLONG
  40
  41 // ============================================================================
  42 // implementation
  43 // ============================================================================
  44
  45 // ----------------------------------------------------------------------------
  46 // wxDir
  47 // ----------------------------------------------------------------------------
  48
  49 #ifdef TEST_DIR
  50
  51 #include <wx/dir.h>
  52
  53 static void TestDirEnumHelper(wxDir& dir,
  54                               int flags = wxDIR_DEFAULT,
  55                               const wxString& filespec = wxEmptyString)
  56 {
  57     wxString filename;
  58
  59     if ( !dir.IsOpened() )
  60         return;
  61
  62     bool cont = dir.GetFirst(&filename, filespec, flags);
  63     while ( cont )
  64     {
  65         printf("\t%s\n", filename.c_str());
  66
  67         cont = dir.GetNext(&filename);
  68     }
  69
  70     puts("");
  71 }
  72
  73 static void TestDirEnum()
  74 {
  75     wxDir dir(wxGetCwd());
  76
  77     puts("Enumerating everything in current directory:");
  78     TestDirEnumHelper(dir);
  79
  80     puts("Enumerating really everything in current directory:");
  81     TestDirEnumHelper(dir, wxDIR_DEFAULT | wxDIR_DOTDOT);
  82
  83     puts("Enumerating object files in current directory:");
  84     TestDirEnumHelper(dir, wxDIR_DEFAULT, "*.o");
  85
  86     puts("Enumerating directories in current directory:");
  87     TestDirEnumHelper(dir, wxDIR_DIRS);
  88
  89     puts("Enumerating files in current directory:");
  90     TestDirEnumHelper(dir, wxDIR_FILES);
  91
  92     puts("Enumerating files including hidden in current directory:");
  93     TestDirEnumHelper(dir, wxDIR_FILES | wxDIR_HIDDEN);
  94
  95 #ifdef __UNIX__
  96     dir.Open("/");
  97 #elif defined(__WXMSW__)
  98     dir.Open("c:\\");
  99 #else
 100     #error "don't know where the root directory is"
 101 #endif
 102
 103     puts("Enumerating everything in root directory:");
 104     TestDirEnumHelper(dir, wxDIR_DEFAULT);
 105
 106     puts("Enumerating directories in root directory:");
 107     TestDirEnumHelper(dir, wxDIR_DIRS);
 108
 109     puts("Enumerating files in root directory:");
 110     TestDirEnumHelper(dir, wxDIR_FILES);
 111
 112     puts("Enumerating files including hidden in root directory:");
 113     TestDirEnumHelper(dir, wxDIR_FILES | wxDIR_HIDDEN);
 114
 115     puts("Enumerating files in non existing directory:");
 116     wxDir dirNo("nosuchdir");
 117     TestDirEnumHelper(dirNo);
 118 }
 119
 120 #endif // TEST_DIR
 121
 122 // ----------------------------------------------------------------------------
 123 // MIME types
 124 // ----------------------------------------------------------------------------
 125
 126 #ifdef TEST_MIME
 127
 128 #include <wx/mimetype.h>
 129
 130 static void TestMimeEnum()
 131 {
 132     wxMimeTypesManager mimeTM;
 133     wxArrayString mimetypes;
 134
 135     size_t count = mimeTM.EnumAllFileTypes(mimetypes);
 136
 137     printf("*** All %u known filetypes: ***\n", count);
 138
 139     wxArrayString exts;
 140     wxString desc;
 141
 142     for ( size_t n = 0; n < count; n++ )
 143     {
 144         wxFileType *filetype = mimeTM.GetFileTypeFromMimeType(mimetypes[n]);
 145         if ( !filetype )
 146         {
 147             printf("nothing known about the filetype '%s'!\n",
 148                    mimetypes[n].c_str());
 149             continue;
 150         }
 151
 152         filetype->GetDescription(&desc);
 153         filetype->GetExtensions(exts);
 154
 155         filetype->GetIcon(NULL);
 156
 157         wxString extsAll;
 158         for ( size_t e = 0; e < exts.GetCount(); e++ )
 159         {
 160             if ( e > 0 )
 161                 extsAll << _T(", ");
 162             extsAll += exts[e];
 163         }
 164
 165         printf("\t%s: %s (%s)\n",
 166                mimetypes[n].c_str(), desc.c_str(), extsAll.c_str());
 167     }
 168 }
 169
 170 #endif // TEST_MIME
 171
 172 // ----------------------------------------------------------------------------
 173 // long long
 174 // ----------------------------------------------------------------------------
 175
 176 #ifdef TEST_LONGLONG
 177
 178 #include <wx/longlong.h>
 179 #include <wx/timer.h>
 180
 181 static void TestSpeed()
 182 {
 183     static const long max = 100000000;
 184     long n;
 185
 186     {
 187         wxStopWatch sw;
 188
 189         long l = 0;
 190         for ( n = 0; n < max; n++ )
 191         {
 192             l += n;
 193         }
 194
 195         printf("Summing longs took %ld milliseconds.\n", sw.Time());
 196     }
 197
 198     {
 199         wxStopWatch sw;
 200
 201         __int64 l = 0;
 202         for ( n = 0; n < max; n++ )
 203         {
 204             l += n;
 205         }
 206
 207         printf("Summing __int64s took %ld milliseconds.\n", sw.Time());
 208     }
 209
 210     {
 211         wxStopWatch sw;
 212
 213         wxLongLong l;
 214         for ( n = 0; n < max; n++ )
 215         {
 216             l += n;
 217         }
 218
 219         printf("Summing wxLongLongs took %ld milliseconds.\n", sw.Time());
 220     }
 221 }
 222
 223 static void TestDivision()
 224 {
 225     #define MAKE_LL(x1, x2, x3, x4) wxLongLong((x1 << 16) | x2, (x3 << 16) | x3)
 226
 227     // seed pseudo random generator
 228     //srand((unsigned)time(NULL));
 229
 230     size_t nTested = 0;
 231     for ( size_t n = 0; n < 10000; n++ )
 232     {
 233         // get a random wxLongLong (shifting by 12 the MSB ensures that the
 234         // multiplication will not overflow)
 235         wxLongLong ll = MAKE_LL((rand() >> 12), rand(), rand(), rand());
 236
 237         wxASSERT( (ll * 1000l)/1000l == ll );
 238
 239         nTested++;
 240     }
 241
 242     printf("\n*** Tested %u divisions/multiplications: ok\n", nTested);
 243
 244     #undef MAKE_LL
 245 }
 246
 247 #endif // TEST_LONGLONG
 248
 249 // ----------------------------------------------------------------------------
 250 // date time
 251 // ----------------------------------------------------------------------------
 252
 253 #ifdef TEST_TIME
 254
 255 #include <wx/datetime.h>
 256
 257 // the test data
 258 struct Date
 259 {
 260     wxDateTime::wxDateTime_t day;
 261     wxDateTime::Month month;
 262     int year;
 263     wxDateTime::wxDateTime_t hour, min, sec;
 264     double jdn;
 265     time_t gmticks, ticks;
 266
 267     void Init(const wxDateTime::Tm& tm)
 268     {
 269         day = tm.mday;
 270         month = tm.mon;
 271         year = tm.year;
 272         hour = tm.hour;
 273         min = tm.min;
 274         sec = tm.sec;
 275         jdn = 0.0;
 276         gmticks = ticks = -1;
 277     }
 278
 279     wxDateTime DT() const
 280         { return wxDateTime(day, month, year, hour, min, sec); }
 281
 282     wxString Format() const
 283     {
 284         wxString s;
 285         s.Printf("%02d:%02d:%02d %10s %02d, %4d%s",
 286                  hour, min, sec,
 287                  wxDateTime::GetMonthName(month).c_str(),
 288                  day,
 289                  abs(wxDateTime::ConvertYearToBC(year)),
 290                  year > 0 ? "AD" : "BC");
 291         return s;
 292     }
 293 };
 294
 295 static const Date testDates[] =
 296 {
 297     {  1, wxDateTime::Jan,  1970, 00, 00, 00, 2440587.5,         0,     -3600 },
 298     { 21, wxDateTime::Jan,  2222, 00, 00, 00, 2532648.5,        -1,        -1 },
 299     { 29, wxDateTime::May,  1976, 12, 00, 00, 2442928.0, 202219200, 202212000 },
 300     { 29, wxDateTime::Feb,  1976, 00, 00, 00, 2442837.5, 194400000, 194396400 },
 301     {  1, wxDateTime::Jan,  1900, 12, 00, 00, 2415021.0,        -1,        -1 },
 302     {  1, wxDateTime::Jan,  1900, 00, 00, 00, 2415020.5,        -1,        -1 },
 303     { 15, wxDateTime::Oct,  1582, 00, 00, 00, 2299160.5,        -1,        -1 },
 304     {  4, wxDateTime::Oct,  1582, 00, 00, 00, 2299149.5,        -1,        -1 },
 305     {  1, wxDateTime::Mar,     1, 00, 00, 00, 1721484.5,        -1,        -1 },
 306     {  1, wxDateTime::Jan,     1, 00, 00, 00, 1721425.5,        -1,        -1 },
 307     { 31, wxDateTime::Dec,     0, 00, 00, 00, 1721424.5,        -1,        -1 },
 308     {  1, wxDateTime::Jan,     0, 00, 00, 00, 1721059.5,        -1,        -1 },
 309     { 12, wxDateTime::Aug, -1234, 00, 00, 00, 1270573.5,        -1,        -1 },
 310     { 12, wxDateTime::Aug, -4000, 00, 00, 00,  260313.5,        -1,        -1 },
 311     { 24, wxDateTime::Nov, -4713, 00, 00, 00,      -0.5,        -1,        -1 },
 312 };
 313
 314 // this test miscellaneous static wxDateTime functions
 315 static void TestTimeStatic()
 316 {
 317     puts("\n*** wxDateTime static methods test ***");
 318
 319     // some info about the current date
 320     int year = wxDateTime::GetCurrentYear();
 321     printf("Current year %d is %sa leap one and has %d days.\n",
 322            year,
 323            wxDateTime::IsLeapYear(year) ? "" : "not ",
 324            wxDateTime::GetNumberOfDays(year));
 325
 326     wxDateTime::Month month = wxDateTime::GetCurrentMonth();
 327     printf("Current month is '%s' ('%s') and it has %d days\n",
 328            wxDateTime::GetMonthName(month, TRUE).c_str(),
 329            wxDateTime::GetMonthName(month).c_str(),
 330            wxDateTime::GetNumberOfDays(month));
 331
 332     // leap year logic
 333     static const size_t nYears = 5;
 334     static const size_t years[2][nYears] =
 335     {
 336         // first line: the years to test
 337         { 1990, 1976, 2000, 2030, 1984, },
 338
 339         // second line: TRUE if leap, FALSE otherwise
 340         { FALSE, TRUE, TRUE, FALSE, TRUE }
 341     };
 342
 343     for ( size_t n = 0; n < nYears; n++ )
 344     {
 345         int year = years[0][n];
 346         bool should = years[1][n] != 0;
 347
 348         printf("Year %d is %sa leap year (should be: %s)\n",
 349                year,
 350                wxDateTime::IsLeapYear(year) ? "" : "not ",
 351                should ? "yes" : "no");
 352
 353         wxASSERT( should == wxDateTime::IsLeapYear(year) );
 354     }
 355 }
 356
 357 // test constructing wxDateTime objects
 358 static void TestTimeSet()
 359 {
 360     puts("\n*** wxDateTime construction test ***");
 361
 362     for ( size_t n = 0; n < WXSIZEOF(testDates); n++ )
 363     {
 364         const Date& d1 = testDates[n];
 365         wxDateTime dt = d1.DT();
 366
 367         Date d2;
 368         d2.Init(dt.GetTm());
 369
 370         wxString s1 = d1.Format(),
 371                  s2 = d2.Format();
 372
 373         printf("Date: %s == %s (%s)\n",
 374                s1.c_str(), s2.c_str(),
 375                s1 == s2 ? "ok" : "ERROR");
 376     }
 377 }
 378
 379 // test time zones stuff
 380 static void TestTimeZones()
 381 {
 382     puts("\n*** wxDateTime timezone test ***");
 383
 384     wxDateTime now = wxDateTime::Now();
 385
 386     printf("Current GMT time:\t%s\n", now.Format("%c", wxDateTime::GMT0).c_str());
 387     printf("Unix epoch (GMT):\t%s\n", wxDateTime((time_t)0).Format("%c", wxDateTime::GMT0).c_str());
 388     printf("Unix epoch (EST):\t%s\n", wxDateTime((time_t)0).Format("%c", wxDateTime::EST).c_str());
 389     printf("Current time in Paris:\t%s\n", now.Format("%c", wxDateTime::CET).c_str());
 390     printf("               Moscow:\t%s\n", now.Format("%c", wxDateTime::MSK).c_str());
 391     printf("             New York:\t%s\n", now.Format("%c", wxDateTime::EST).c_str());
 392 }
 393
 394 // test some minimal support for the dates outside the standard range
 395 static void TestTimeRange()
 396 {
 397     puts("\n*** wxDateTime out-of-standard-range dates test ***");
 398
 399     printf("Unix epoch:\t%s\n",
 400            wxDateTime(2440587.5).Format().c_str());
 401     printf("Feb 29, 0: \t%s\n",
 402             wxDateTime(29, wxDateTime::Feb, 0).Format().c_str());
 403     printf("JDN 0:     \t%s\n",
 404             wxDateTime(0.0).Format().c_str());
 405     printf("Jan 1, 1AD:\t%s\n",
 406             wxDateTime(1, wxDateTime::Jan, 1).Format().c_str());
 407     printf("May 29, 2099:\t%s\n",
 408             wxDateTime(29, wxDateTime::May, 2099).Format().c_str());
 409 }
 410
 411 static void TestTimeTicks()
 412 {
 413     puts("\n*** wxDateTime ticks test ***");
 414
 415     for ( size_t n = 0; n < WXSIZEOF(testDates); n++ )
 416     {
 417         const Date& d = testDates[n];
 418         if ( d.ticks == -1 )
 419             continue;
 420
 421         wxDateTime dt = d.DT();
 422         long ticks = (dt.GetValue() / 1000).ToLong();
 423         printf("Ticks of %s:\t% 10ld", d.Format().c_str(), ticks);
 424         if ( ticks == d.ticks )
 425         {
 426             puts(" (ok)");
 427         }
 428         else
 429         {
 430             printf(" (ERROR: should be %ld, delta = %ld)\n",
 431                    d.ticks, ticks - d.ticks);
 432         }
 433
 434         dt = d.DT().ToTimezone(wxDateTime::GMT0);
 435         ticks = (dt.GetValue() / 1000).ToLong();
 436         printf("GMtks of %s:\t% 10ld", d.Format().c_str(), ticks);
 437         if ( ticks == d.gmticks )
 438         {
 439             puts(" (ok)");
 440         }
 441         else
 442         {
 443             printf(" (ERROR: should be %ld, delta = %ld)\n",
 444                    d.gmticks, ticks - d.gmticks);
 445         }
 446     }
 447
 448     puts("");
 449 }
 450
 451 // test conversions to JDN &c
 452 static void TestTimeJDN()
 453 {
 454     puts("\n*** wxDateTime to JDN test ***");
 455
 456     for ( size_t n = 0; n < WXSIZEOF(testDates); n++ )
 457     {
 458         const Date& d = testDates[n];
 459         wxDateTime dt(d.day, d.month, d.year, d.hour, d.min, d.sec);
 460         double jdn = dt.GetJulianDayNumber();
 461
 462         printf("JDN of %s is:\t% 15.6f", d.Format().c_str(), jdn);
 463         if ( jdn == d.jdn )
 464         {
 465             puts(" (ok)");
 466         }
 467         else
 468         {
 469             printf(" (ERROR: should be %f, delta = %f)\n",
 470                    d.jdn, jdn - d.jdn);
 471         }
 472     }
 473 }
 474
 475 #endif // TEST_TIME
 476
 477 // ----------------------------------------------------------------------------
 478 // threads
 479 // ----------------------------------------------------------------------------
 480
 481 #ifdef TEST_THREADS
 482
 483 #include <wx/thread.h>
 484
 485 static size_t gs_counter = (size_t)-1;
 486 static wxCriticalSection gs_critsect;
 487 static wxCondition gs_cond;
 488
 489 class MyJoinableThread : public wxThread
 490 {
 491 public:
 492     MyJoinableThread(size_t n) : wxThread(wxTHREAD_JOINABLE)
 493         { m_n = n; Create(); }
 494
 495     // thread execution starts here
 496     virtual ExitCode Entry();
 497
 498 private:
 499     size_t m_n;
 500 };
 501
 502 wxThread::ExitCode MyJoinableThread::Entry()
 503 {
 504     unsigned long res = 1;
 505     for ( size_t n = 1; n < m_n; n++ )
 506     {
 507         res *= n;
 508
 509         // it's a loooong calculation :-)
 510         Sleep(100);
 511     }
 512
 513     return (ExitCode)res;
 514 }
 515
 516 class MyDetachedThread : public wxThread
 517 {
 518 public:
 519     MyDetachedThread(size_t n, char ch)
 520     {
 521         m_n = n;
 522         m_ch = ch;
 523         m_cancelled = FALSE;
 524
 525         Create();
 526     }
 527
 528     // thread execution starts here
 529     virtual ExitCode Entry();
 530
 531     // and stops here
 532     virtual void OnExit();
 533
 534 private:
 535     size_t m_n; // number of characters to write
 536     char m_ch;  // character to write
 537
 538     bool m_cancelled;   // FALSE if we exit normally
 539 };
 540
 541 wxThread::ExitCode MyDetachedThread::Entry()
 542 {
 543     {
 544         wxCriticalSectionLocker lock(gs_critsect);
 545         if ( gs_counter == (size_t)-1 )
 546             gs_counter = 1;
 547         else
 548             gs_counter++;
 549     }
 550
 551     for ( size_t n = 0; n < m_n; n++ )
 552     {
 553         if ( TestDestroy() )
 554         {
 555             m_cancelled = TRUE;
 556
 557             break;
 558         }
 559
 560         putchar(m_ch);
 561         fflush(stdout);
 562
 563         wxThread::Sleep(100);
 564     }
 565
 566     return 0;
 567 }
 568
 569 void MyDetachedThread::OnExit()
 570 {
 571     wxLogTrace("thread", "Thread %ld is in OnExit", GetId());
 572
 573     wxCriticalSectionLocker lock(gs_critsect);
 574     if ( !--gs_counter && !m_cancelled )
 575         gs_cond.Signal();
 576 }
 577
 578 void TestDetachedThreads()
 579 {
 580     puts("\n*** Testing detached threads ***");
 581
 582     static const size_t nThreads = 3;
 583     MyDetachedThread *threads[nThreads];
 584     size_t n;
 585     for ( n = 0; n < nThreads; n++ )
 586     {
 587         threads[n] = new MyDetachedThread(10, 'A' + n);
 588     }
 589
 590     threads[0]->SetPriority(WXTHREAD_MIN_PRIORITY);
 591     threads[1]->SetPriority(WXTHREAD_MAX_PRIORITY);
 592
 593     for ( n = 0; n < nThreads; n++ )
 594     {
 595         threads[n]->Run();
 596     }
 597
 598     // wait until all threads terminate
 599     gs_cond.Wait();
 600
 601     puts("");
 602 }
 603
 604 void TestJoinableThreads()
 605 {
 606     puts("\n*** Testing a joinable thread (a loooong calculation...) ***");
 607
 608     // calc 10! in the background
 609     MyJoinableThread thread(10);
 610     thread.Run();
 611
 612     printf("\nThread terminated with exit code %lu.\n",
 613            (unsigned long)thread.Wait());
 614 }
 615
 616 void TestThreadSuspend()
 617 {
 618     puts("\n*** Testing thread suspend/resume functions ***");
 619
 620     MyDetachedThread *thread = new MyDetachedThread(15, 'X');
 621
 622     thread->Run();
 623
 624     // this is for this demo only, in a real life program we'd use another
 625     // condition variable which would be signaled from wxThread::Entry() to
 626     // tell us that the thread really started running - but here just wait a
 627     // bit and hope that it will be enough (the problem is, of course, that
 628     // the thread might still not run when we call Pause() which will result
 629     // in an error)
 630     wxThread::Sleep(300);
 631
 632     for ( size_t n = 0; n < 3; n++ )
 633     {
 634         thread->Pause();
 635
 636         puts("\nThread suspended");
 637         if ( n > 0 )
 638         {
 639             // don't sleep but resume immediately the first time
 640             wxThread::Sleep(300);
 641         }
 642         puts("Going to resume the thread");
 643
 644         thread->Resume();
 645     }
 646
 647     puts("Waiting until it terminates now");
 648
 649     // wait until the thread terminates
 650     gs_cond.Wait();
 651
 652     puts("");
 653 }
 654
 655 void TestThreadDelete()
 656 {
 657     // As above, using Sleep() is only for testing here - we must use some
 658     // synchronisation object instead to ensure that the thread is still
 659     // running when we delete it - deleting a detached thread which already
 660     // terminated will lead to a crash!
 661
 662     puts("\n*** Testing thread delete function ***");
 663
 664     MyDetachedThread *thread0 = new MyDetachedThread(30, 'W');
 665
 666     thread0->Delete();
 667
 668     puts("\nDeleted a thread which didn't start to run yet.");
 669
 670     MyDetachedThread *thread1 = new MyDetachedThread(30, 'Y');
 671
 672     thread1->Run();
 673
 674     wxThread::Sleep(300);
 675
 676     thread1->Delete();
 677
 678     puts("\nDeleted a running thread.");
 679
 680     MyDetachedThread *thread2 = new MyDetachedThread(30, 'Z');
 681
 682     thread2->Run();
 683
 684     wxThread::Sleep(300);
 685
 686     thread2->Pause();
 687
 688     thread2->Delete();
 689
 690     puts("\nDeleted a sleeping thread.");
 691
 692     MyJoinableThread thread3(20);
 693     thread3.Run();
 694
 695     thread3.Delete();
 696
 697     puts("\nDeleted a joinable thread.");
 698
 699     MyJoinableThread thread4(2);
 700     thread4.Run();
 701
 702     wxThread::Sleep(300);
 703
 704     thread4.Delete();
 705
 706     puts("\nDeleted a joinable thread which already terminated.");
 707
 708     puts("");
 709 }
 710
 711 #endif // TEST_THREADS
 712
 713 // ----------------------------------------------------------------------------
 714 // arrays
 715 // ----------------------------------------------------------------------------
 716
 717 #ifdef TEST_ARRAYS
 718
 719 void PrintArray(const char* name, const wxArrayString& array)
 720 {
 721     printf("Dump of the array '%s'\n", name);
 722
 723     size_t nCount = array.GetCount();
 724     for ( size_t n = 0; n < nCount; n++ )
 725     {
 726         printf("\t%s[%u] = '%s'\n", name, n, array[n].c_str());
 727     }
 728 }
 729
 730 #endif // TEST_ARRAYS
 731
 732 // ----------------------------------------------------------------------------
 733 // strings
 734 // ----------------------------------------------------------------------------
 735
 736 #ifdef TEST_STRINGS
 737
 738 #include "wx/timer.h"
 739
 740 static void TestString()
 741 {
 742     wxStopWatch sw;
 743
 744     wxString a, b, c;
 745
 746     a.reserve (128);
 747     b.reserve (128);
 748     c.reserve (128);
 749
 750     for (int i = 0; i < 1000000; ++i)
 751     {
 752         a = "Hello";
 753         b = " world";
 754         c = "! How'ya doin'?";
 755         a += b;
 756         a += c;
 757         c = "Hello world! What's up?";
 758         if (c != a)
 759             c = "Doh!";
 760     }
 761
 762     printf ("TestString elapsed time: %ld\n", sw.Time());
 763 }
 764
 765 static void TestPChar()
 766 {
 767     wxStopWatch sw;
 768
 769     char a [128];
 770     char b [128];
 771     char c [128];
 772
 773     for (int i = 0; i < 1000000; ++i)
 774     {
 775         strcpy (a, "Hello");
 776         strcpy (b, " world");
 777         strcpy (c, "! How'ya doin'?");
 778         strcat (a, b);
 779         strcat (a, c);
 780         strcpy (c, "Hello world! What's up?");
 781         if (strcmp (c, a) == 0)
 782             strcpy (c, "Doh!");
 783     }
 784
 785     printf ("TestPChar elapsed time: %ld\n", sw.Time());
 786 }
 787
 788 static void TestStringSub()
 789 {
 790     wxString s("Hello, world!");
 791
 792     puts("*** Testing wxString substring extraction ***");
 793
 794     printf("String = '%s'\n", s.c_str());
 795     printf("Left(5) = '%s'\n", s.Left(5).c_str());
 796     printf("Right(6) = '%s'\n", s.Right(6).c_str());
 797     printf("Mid(3, 5) = '%s'\n", s(3, 5).c_str());
 798     printf("Mid(3) = '%s'\n", s.Mid(3).c_str());
 799     printf("substr(3, 5) = '%s'\n", s.substr(3, 5).c_str());
 800     printf("substr(3) = '%s'\n", s.substr(3).c_str());
 801
 802     puts("");
 803 }
 804
 805 #endif // TEST_STRINGS
 806
 807 // ----------------------------------------------------------------------------
 808 // entry point
 809 // ----------------------------------------------------------------------------
 810
 811 int main(int argc, char **argv)
 812 {
 813     if ( !wxInitialize() )
 814     {
 815         fprintf(stderr, "Failed to initialize the wxWindows library, aborting.");
 816     }
 817
 818 #ifdef TEST_STRINGS
 819     if ( 0 )
 820     {
 821         TestPChar();
 822         TestString();
 823     }
 824     TestStringSub();
 825 #endif // TEST_STRINGS
 826
 827 #ifdef TEST_ARRAYS
 828     wxArrayString a1;
 829     a1.Add("tiger");
 830     a1.Add("cat");
 831     a1.Add("lion");
 832     a1.Add("dog");
 833     a1.Add("human");
 834     a1.Add("ape");
 835
 836     puts("*** Initially:");
 837
 838     PrintArray("a1", a1);
 839
 840     wxArrayString a2(a1);
 841     PrintArray("a2", a2);
 842
 843     wxSortedArrayString a3(a1);
 844     PrintArray("a3", a3);
 845
 846     puts("*** After deleting a string from a1");
 847     a1.Remove(2);
 848
 849     PrintArray("a1", a1);
 850     PrintArray("a2", a2);
 851     PrintArray("a3", a3);
 852
 853     puts("*** After reassigning a1 to a2 and a3");
 854     a3 = a2 = a1;
 855     PrintArray("a2", a2);
 856     PrintArray("a3", a3);
 857 #endif // TEST_ARRAYS
 858
 859 #ifdef TEST_DIR
 860     TestDirEnum();
 861 #endif // TEST_DIR
 862
 863 #ifdef TEST_LOG
 864     wxString s;
 865     for ( size_t n = 0; n < 8000; n++ )
 866     {
 867         s << (char)('A' + (n % 26));
 868     }
 869
 870     wxString msg;
 871     msg.Printf("A very very long message: '%s', the end!\n", s.c_str());
 872
 873     // this one shouldn't be truncated
 874     printf(msg);
 875
 876     // but this one will because log functions use fixed size buffer
 877     // (note that it doesn't need '\n' at the end neither - will be added
 878     //  by wxLog anyhow)
 879     wxLogMessage("A very very long message 2: '%s', the end!", s.c_str());
 880 #endif // TEST_LOG
 881
 882 #ifdef TEST_THREADS
 883     int nCPUs = wxThread::GetCPUCount();
 884     printf("This system has %d CPUs\n", nCPUs);
 885     if ( nCPUs != -1 )
 886         wxThread::SetConcurrency(nCPUs);
 887
 888     if ( argc > 1 && argv[1][0] == 't' )
 889         wxLog::AddTraceMask("thread");
 890
 891     if ( 1 )
 892         TestDetachedThreads();
 893     if ( 1 )
 894         TestJoinableThreads();
 895     if ( 1 )
 896         TestThreadSuspend();
 897     if ( 1 )
 898         TestThreadDelete();
 899
 900 #endif // TEST_THREADS
 901
 902 #ifdef TEST_LONGLONG
 903     if ( 0 )
 904         TestSpeed();
 905     if ( 1 )
 906         TestDivision();
 907 #endif // TEST_LONGLONG
 908
 909 #ifdef TEST_MIME
 910     TestMimeEnum();
 911 #endif // TEST_MIME
 912
 913 #ifdef TEST_TIME
 914     TestTimeSet();
 915     if ( 0 )
 916     {
 917     TestTimeStatic();
 918     TestTimeZones();
 919     TestTimeRange();
 920     TestTimeTicks();
 921     }
 922     TestTimeJDN();
 923 #endif // TEST_TIME
 924
 925     wxUninitialize();
 926
 927     return 0;
 928 }