icuSources/test/cintltst/trietest.c

   1 // © 2016 and later: Unicode, Inc. and others.
   2 // License & terms of use: http://www.unicode.org/copyright.html
   3 /*
   4 ******************************************************************************
   5 *
   6 *   Copyright (C) 2001-2016, International Business Machines
   7 *   Corporation and others.  All Rights Reserved.
   8 *
   9 ******************************************************************************
  10 *   file name:  trietest.c
  11 *   encoding:   UTF-8
  12 *   tab size:   8 (not used)
  13 *   indentation:4
  14 *
  15 *   created on: 2001nov20
  16 *   created by: Markus W. Scherer
  17 */
  18
  19 #include <stdio.h>
  20 #include "unicode/utypes.h"
  21 #include "unicode/utf16.h"
  22 #include "utrie.h"
  23 #include "cstring.h"
  24 #include "cmemory.h"
  25
  26 #if 1
  27 #include "cintltst.h"
  28 #else
  29 /* definitions from standalone utrie development */
  30 #define log_err printf
  31 #define log_verbose printf
  32
  33 #undef u_errorName
  34 #define u_errorName(errorCode) "some error code"
  35 #endif
  36
  37 /* Values for setting possibly overlapping, out-of-order ranges of values */
  38 typedef struct SetRange {
  39     UChar32 start, limit;
  40     uint32_t value;
  41     UBool overwrite;
  42 } SetRange;
  43
  44 /*
  45  * Values for testing:
  46  * value is set from the previous boundary's limit to before
  47  * this boundary's limit
  48  */
  49 typedef struct CheckRange {
  50     UChar32 limit;
  51     uint32_t value;
  52 } CheckRange;
  53
  54
  55 static uint32_t U_CALLCONV
  56 _testFoldedValue32(UNewTrie *trie, UChar32 start, int32_t offset) {
  57     uint32_t foldedValue, value;
  58     UChar32 limit;
  59     UBool inBlockZero;
  60
  61     foldedValue=0;
  62
  63     limit=start+0x400;
  64     while(start<limit) {
  65         value=utrie_get32(trie, start, &inBlockZero);
  66         if(inBlockZero) {
  67             start+=UTRIE_DATA_BLOCK_LENGTH;
  68         } else {
  69             foldedValue|=value;
  70             ++start;
  71         }
  72     }
  73
  74     if(foldedValue!=0) {
  75         return ((uint32_t)offset<<16)|foldedValue;
  76     } else {
  77         return 0;
  78     }
  79 }
  80
  81 static int32_t U_CALLCONV
  82 _testFoldingOffset32(uint32_t data) {
  83     return (int32_t)(data>>16);
  84 }
  85
  86 static uint32_t U_CALLCONV
  87 _testFoldedValue16(UNewTrie *trie, UChar32 start, int32_t offset) {
  88     uint32_t foldedValue, value;
  89     UChar32 limit;
  90     UBool inBlockZero;
  91
  92     foldedValue=0;
  93
  94     limit=start+0x400;
  95     while(start<limit) {
  96         value=utrie_get32(trie, start, &inBlockZero);
  97         if(inBlockZero) {
  98             start+=UTRIE_DATA_BLOCK_LENGTH;
  99         } else {
 100             foldedValue|=value;
 101             ++start;
 102         }
 103     }
 104
 105     if(foldedValue!=0) {
 106         return (uint32_t)(offset|0x8000);
 107     } else {
 108         return 0;
 109     }
 110 }
 111
 112 static int32_t U_CALLCONV
 113 _testFoldingOffset16(uint32_t data) {
 114     if(data&0x8000) {
 115         return (int32_t)(data&0x7fff);
 116     } else {
 117         return 0;
 118     }
 119 }
 120
 121 static uint32_t U_CALLCONV
 122 _testEnumValue(const void *context, uint32_t value) {
 123     return value^0x5555;
 124 }
 125
 126 static UBool U_CALLCONV
 127 _testEnumRange(const void *context, UChar32 start, UChar32 limit, uint32_t value) {
 128     const CheckRange **pb=(const CheckRange **)context;
 129     const CheckRange *b=(*pb)++;
 130
 131     value^=0x5555;
 132     if(start!=(b-1)->limit || limit!=b->limit || value!=b->value) {
 133         log_err("error: utrie_enum() delivers wrong range [U+%04lx..U+%04lx[.0x%lx instead of [U+%04lx..U+%04lx[.0x%lx\n",
 134             start, limit, value,
 135             (b-1)->limit, b->limit, b->value);
 136     }
 137     return TRUE;
 138 }
 139
 140 static void
 141 testTrieIteration(const char *testName,
 142                   const UTrie *trie,
 143                   const CheckRange checkRanges[], int32_t countCheckRanges) {
 144     UChar s[100];
 145     uint32_t values[30];
 146
 147     const UChar *p, *limit;
 148
 149     uint32_t value;
 150     UChar32 c;
 151     int32_t i, length, countValues;
 152     UChar c2;
 153
 154     /* write a string */
 155     length=countValues=0;
 156     for(i=0; i<countCheckRanges; ++i) {
 157         c=checkRanges[i].limit;
 158         if(c!=0) {
 159             --c;
 160             U16_APPEND_UNSAFE(s, length, c);
 161             values[countValues++]=checkRanges[i].value;
 162         }
 163     }
 164     limit=s+length;
 165
 166     /* try forward */
 167     p=s;
 168     i=0;
 169     while(p<limit) {
 170         c=c2=0x33;
 171         if(trie->data32!=NULL) {
 172             UTRIE_NEXT32(trie, p, limit, c, c2, value);
 173         } else {
 174             UTRIE_NEXT16(trie, p, limit, c, c2, value);
 175         }
 176         if(value!=values[i]) {
 177             log_err("error: wrong value from UTRIE_NEXT(%s)(U+%04lx, U+%04lx): 0x%lx instead of 0x%lx\n",
 178                     testName, c, c2, value, values[i]);
 179         }
 180         if(
 181             c2==0 ?
 182                 c!=*(p-1) :
 183                 !U16_IS_LEAD(c) || !U16_IS_TRAIL(c2) || c!=*(p-2) || c2!=*(p-1)
 184         ) {
 185             log_err("error: wrong (c, c2) from UTRIE_NEXT(%s): (U+%04lx, U+%04lx)\n",
 186                     testName, c, c2);
 187             continue;
 188         }
 189         if(c2!=0) {
 190             int32_t offset;
 191
 192             if(trie->data32==NULL) {
 193                 value=UTRIE_GET16_FROM_LEAD(trie, c);
 194                 offset=trie->getFoldingOffset(value);
 195                 if(offset>0) {
 196                     value=UTRIE_GET16_FROM_OFFSET_TRAIL(trie, offset, c2);
 197                 } else {
 198                     value=trie->initialValue;
 199                 }
 200             } else {
 201                 value=UTRIE_GET32_FROM_LEAD(trie, c);
 202                 offset=trie->getFoldingOffset(value);
 203                 if(offset>0) {
 204                     value=UTRIE_GET32_FROM_OFFSET_TRAIL(trie, offset, c2);
 205                 } else {
 206                     value=trie->initialValue;
 207                 }
 208             }
 209             if(value!=values[i]) {
 210                 log_err("error: wrong value from UTRIE_GETXX_FROM_OFFSET_TRAIL(%s)(U+%04lx, U+%04lx): 0x%lx instead of 0x%lx\n",
 211                         testName, c, c2, value, values[i]);
 212             }
 213         }
 214         if(c2!=0) {
 215             value=0x44;
 216             if(trie->data32==NULL) {
 217                 UTRIE_GET16_FROM_PAIR(trie, c, c2, value);
 218             } else {
 219                 UTRIE_GET32_FROM_PAIR(trie, c, c2, value);
 220             }
 221             if(value!=values[i]) {
 222                 log_err("error: wrong value from UTRIE_GETXX_FROM_PAIR(%s)(U+%04lx, U+%04lx): 0x%lx instead of 0x%lx\n",
 223                         testName, c, c2, value, values[i]);
 224             }
 225         }
 226         ++i;
 227     }
 228
 229     /* try backward */
 230     p=limit;
 231     i=countValues;
 232     while(s<p) {
 233         --i;
 234         c=c2=0x33;
 235         if(trie->data32!=NULL) {
 236             UTRIE_PREVIOUS32(trie, s, p, c, c2, value);
 237         } else {
 238             UTRIE_PREVIOUS16(trie, s, p, c, c2, value);
 239         }
 240         if(value!=values[i]) {
 241             log_err("error: wrong value from UTRIE_PREVIOUS(%s)(U+%04lx, U+%04lx): 0x%lx instead of 0x%lx\n",
 242                     testName, c, c2, value, values[i]);
 243         }
 244         if(
 245             c2==0 ?
 246                 c!=*p:
 247                 !U16_IS_LEAD(c) || !U16_IS_TRAIL(c2) || c!=*p || c2!=*(p+1)
 248         ) {
 249             log_err("error: wrong (c, c2) from UTRIE_PREVIOUS(%s): (U+%04lx, U+%04lx)\n",
 250                     testName, c, c2);
 251         }
 252     }
 253 }
 254
 255 static void
 256 testTrieRangesWithMalloc(const char *testName,
 257                const SetRange setRanges[], int32_t countSetRanges,
 258                const CheckRange checkRanges[], int32_t countCheckRanges,
 259                UBool dataIs32, UBool latin1Linear) {
 260     UTrieGetFoldingOffset *getFoldingOffset;
 261     const CheckRange *enumRanges;
 262     UNewTrie *newTrie;
 263     UTrie trie={ 0 };
 264     uint32_t value, value2;
 265     UChar32 start, limit;
 266     int32_t i, length;
 267     UErrorCode errorCode;
 268     UBool overwrite, ok;
 269     uint8_t* storage =NULL;
 270     static const int32_t DEFAULT_STORAGE_SIZE = 32768;
 271     storage = (uint8_t*) uprv_malloc(sizeof(uint8_t)*DEFAULT_STORAGE_SIZE);
 272
 273     log_verbose("\ntesting Trie '%s'\n", testName);
 274     newTrie=utrie_open(NULL, NULL, 2000,
 275                        checkRanges[0].value, checkRanges[0].value,
 276                        latin1Linear);
 277
 278     /* set values from setRanges[] */
 279     ok=TRUE;
 280     for(i=0; i<countSetRanges; ++i) {
 281         start=setRanges[i].start;
 282         limit=setRanges[i].limit;
 283         value=setRanges[i].value;
 284         overwrite=setRanges[i].overwrite;
 285         if((limit-start)==1 && overwrite) {
 286             ok&=utrie_set32(newTrie, start, value);
 287         } else {
 288             ok&=utrie_setRange32(newTrie, start, limit, value, overwrite);
 289         }
 290     }
 291     if(!ok) {
 292         log_err("error: setting values into a trie failed (%s)\n", testName);
 293         return;
 294     }
 295
 296     /* verify that all these values are in the new Trie */
 297     start=0;
 298     for(i=0; i<countCheckRanges; ++i) {
 299         limit=checkRanges[i].limit;
 300         value=checkRanges[i].value;
 301
 302         while(start<limit) {
 303             if(value!=utrie_get32(newTrie, start, NULL)) {
 304                 log_err("error: newTrie(%s)[U+%04lx]==0x%lx instead of 0x%lx\n",
 305                         testName, start, utrie_get32(newTrie, start, NULL), value);
 306             }
 307             ++start;
 308         }
 309     }
 310
 311     if(dataIs32) {
 312         getFoldingOffset=_testFoldingOffset32;
 313     } else {
 314         getFoldingOffset=_testFoldingOffset16;
 315     }
 316
 317     errorCode=U_ZERO_ERROR;
 318     length=utrie_serialize(newTrie, storage, DEFAULT_STORAGE_SIZE,
 319                            dataIs32 ? _testFoldedValue32 : _testFoldedValue16,
 320                            (UBool)!dataIs32,
 321                            &errorCode);
 322     if(U_FAILURE(errorCode)) {
 323         log_err("error: utrie_serialize(%s) failed: %s\n", testName, u_errorName(errorCode));
 324         utrie_close(newTrie);
 325         return;
 326     }
 327
 328     /* test linear Latin-1 range from utrie_getData() */
 329     if(latin1Linear) {
 330         uint32_t *data;
 331         int32_t dataLength;
 332
 333         data=utrie_getData(newTrie, &dataLength);
 334         start=0;
 335         for(i=0; i<countCheckRanges && start<=0xff; ++i) {
 336             limit=checkRanges[i].limit;
 337             value=checkRanges[i].value;
 338
 339             while(start<limit && start<=0xff) {
 340                 if(value!=data[UTRIE_DATA_BLOCK_LENGTH+start]) {
 341                     log_err("error: newTrie(%s).latin1Data[U+%04lx]==0x%lx instead of 0x%lx\n",
 342                             testName, start, data[UTRIE_DATA_BLOCK_LENGTH+start], value);
 343                 }
 344                 ++start;
 345             }
 346         }
 347     }
 348
 349     utrie_close(newTrie);
 350
 351     errorCode=U_ZERO_ERROR;
 352     if(!utrie_unserialize(&trie, storage, length, &errorCode)) {
 353         log_err("error: utrie_unserialize() failed, %s\n", u_errorName(errorCode));
 354         return;
 355     }
 356     trie.getFoldingOffset=getFoldingOffset;
 357
 358     if(dataIs32!=(trie.data32!=NULL)) {
 359         log_err("error: trie serialization (%s) did not preserve 32-bitness\n", testName);
 360     }
 361     if(latin1Linear!=trie.isLatin1Linear) {
 362         log_err("error: trie serialization (%s) did not preserve Latin-1-linearity\n", testName);
 363     }
 364
 365     /* verify that all these values are in the unserialized Trie */
 366     start=0;
 367     for(i=0; i<countCheckRanges; ++i) {
 368         limit=checkRanges[i].limit;
 369         value=checkRanges[i].value;
 370
 371         if(start==0xd800) {
 372             /* skip surrogates */
 373             start=limit;
 374             continue;
 375         }
 376
 377         while(start<limit) {
 378             if(start<=0xffff) {
 379                 if(dataIs32) {
 380                     value2=UTRIE_GET32_FROM_BMP(&trie, start);
 381                 } else {
 382                     value2=UTRIE_GET16_FROM_BMP(&trie, start);
 383                 }
 384                 if(value!=value2) {
 385                     log_err("error: unserialized trie(%s).fromBMP(U+%04lx)==0x%lx instead of 0x%lx\n",
 386                             testName, start, value2, value);
 387                 }
 388                 if(!U16_IS_LEAD(start)) {
 389                     if(dataIs32) {
 390                         value2=UTRIE_GET32_FROM_LEAD(&trie, start);
 391                     } else {
 392                         value2=UTRIE_GET16_FROM_LEAD(&trie, start);
 393                     }
 394                     if(value!=value2) {
 395                         log_err("error: unserialized trie(%s).fromLead(U+%04lx)==0x%lx instead of 0x%lx\n",
 396                                 testName, start, value2, value);
 397                     }
 398                 }
 399             }
 400             if(dataIs32) {
 401                 UTRIE_GET32(&trie, start, value2);
 402             } else {
 403                 UTRIE_GET16(&trie, start, value2);
 404             }
 405             if(value!=value2) {
 406                 log_err("error: unserialized trie(%s).get(U+%04lx)==0x%lx instead of 0x%lx\n",
 407                         testName, start, value2, value);
 408             }
 409             ++start;
 410         }
 411     }
 412
 413     /* enumerate and verify all ranges */
 414     enumRanges=checkRanges+1;
 415     utrie_enum(&trie, _testEnumValue, _testEnumRange, &enumRanges);
 416
 417     /* test linear Latin-1 range */
 418     if(trie.isLatin1Linear) {
 419         if(trie.data32!=NULL) {
 420             const uint32_t *latin1=UTRIE_GET32_LATIN1(&trie);
 421
 422             for(start=0; start<0x100; ++start) {
 423                 if(latin1[start]!=UTRIE_GET32_FROM_LEAD(&trie, start)) {
 424                     log_err("error: (%s) trie.latin1[U+%04lx]=0x%lx!=0x%lx=trie.get32(U+%04lx)\n",
 425                             testName, start, latin1[start], UTRIE_GET32_FROM_LEAD(&trie, start), start);
 426                 }
 427             }
 428         } else {
 429             const uint16_t *latin1=UTRIE_GET16_LATIN1(&trie);
 430
 431             for(start=0; start<0x100; ++start) {
 432                 if(latin1[start]!=UTRIE_GET16_FROM_LEAD(&trie, start)) {
 433                     log_err("error: (%s) trie.latin1[U+%04lx]=0x%lx!=0x%lx=trie.get16(U+%04lx)\n",
 434                             testName, start, latin1[start], UTRIE_GET16_FROM_LEAD(&trie, start), start);
 435                 }
 436             }
 437         }
 438     }
 439
 440     testTrieIteration(testName, &trie, checkRanges, countCheckRanges);
 441     uprv_free(storage);
 442 }
 443
 444 static void
 445 testTrieRanges(const char *testName,
 446                const SetRange setRanges[], int32_t countSetRanges,
 447                const CheckRange checkRanges[], int32_t countCheckRanges,
 448                UBool dataIs32, UBool latin1Linear) {
 449     union{
 450         double bogus; /* needed for aligining the storage */
 451         uint8_t storage[32768];
 452     } storageHolder;
 453     UTrieGetFoldingOffset *getFoldingOffset;
 454     UNewTrieGetFoldedValue *getFoldedValue;
 455     const CheckRange *enumRanges;
 456     UNewTrie *newTrie;
 457     UTrie trie={ 0 };
 458     uint32_t value, value2;
 459     UChar32 start, limit;
 460     int32_t i, length;
 461     UErrorCode errorCode;
 462     UBool overwrite, ok;
 463
 464     log_verbose("\ntesting Trie '%s'\n", testName);
 465     newTrie=utrie_open(NULL, NULL, 2000,
 466                        checkRanges[0].value, checkRanges[0].value,
 467                        latin1Linear);
 468
 469     /* set values from setRanges[] */
 470     ok=TRUE;
 471     for(i=0; i<countSetRanges; ++i) {
 472         start=setRanges[i].start;
 473         limit=setRanges[i].limit;
 474         value=setRanges[i].value;
 475         overwrite=setRanges[i].overwrite;
 476         if((limit-start)==1 && overwrite) {
 477             ok&=utrie_set32(newTrie, start, value);
 478         } else {
 479             ok&=utrie_setRange32(newTrie, start, limit, value, overwrite);
 480         }
 481     }
 482     if(!ok) {
 483         log_err("error: setting values into a trie failed (%s)\n", testName);
 484         return;
 485     }
 486
 487     /* verify that all these values are in the new Trie */
 488     start=0;
 489     for(i=0; i<countCheckRanges; ++i) {
 490         limit=checkRanges[i].limit;
 491         value=checkRanges[i].value;
 492
 493         while(start<limit) {
 494             if(value!=utrie_get32(newTrie, start, NULL)) {
 495                 log_err("error: newTrie(%s)[U+%04lx]==0x%lx instead of 0x%lx\n",
 496                         testName, start, utrie_get32(newTrie, start, NULL), value);
 497             }
 498             ++start;
 499         }
 500     }
 501
 502     if(dataIs32) {
 503         getFoldingOffset=_testFoldingOffset32;
 504         getFoldedValue=_testFoldedValue32;
 505     } else {
 506         getFoldingOffset=_testFoldingOffset16;
 507         getFoldedValue=_testFoldedValue16;
 508     }
 509
 510     /*
 511      * code coverage for utrie.c/defaultGetFoldedValue(),
 512      * pick some combination of parameters for selecting the UTrie defaults
 513      */
 514     if(!dataIs32 && latin1Linear) {
 515         getFoldingOffset=NULL;
 516         getFoldedValue=NULL;
 517     }
 518
 519     errorCode=U_ZERO_ERROR;
 520     length=utrie_serialize(newTrie, storageHolder.storage, sizeof(storageHolder.storage),
 521                            getFoldedValue,
 522                            (UBool)!dataIs32,
 523                            &errorCode);
 524     if(U_FAILURE(errorCode)) {
 525         log_err("error: utrie_serialize(%s) failed: %s\n", testName, u_errorName(errorCode));
 526         utrie_close(newTrie);
 527         return;
 528     }
 529     if (length >= (int32_t)sizeof(storageHolder.storage)) {
 530         log_err("error: utrie_serialize(%s) needs more memory\n", testName);
 531         utrie_close(newTrie);
 532         return;
 533     }
 534
 535     /* test linear Latin-1 range from utrie_getData() */
 536     if(latin1Linear) {
 537         uint32_t *data;
 538         int32_t dataLength;
 539
 540         data=utrie_getData(newTrie, &dataLength);
 541         start=0;
 542         for(i=0; i<countCheckRanges && start<=0xff; ++i) {
 543             limit=checkRanges[i].limit;
 544             value=checkRanges[i].value;
 545
 546             while(start<limit && start<=0xff) {
 547                 if(value!=data[UTRIE_DATA_BLOCK_LENGTH+start]) {
 548                     log_err("error: newTrie(%s).latin1Data[U+%04lx]==0x%lx instead of 0x%lx\n",
 549                             testName, start, data[UTRIE_DATA_BLOCK_LENGTH+start], value);
 550                 }
 551                 ++start;
 552             }
 553         }
 554     }
 555
 556     utrie_close(newTrie);
 557
 558     errorCode=U_ZERO_ERROR;
 559     if(!utrie_unserialize(&trie, storageHolder.storage, length, &errorCode)) {
 560         log_err("error: utrie_unserialize() failed, %s\n", u_errorName(errorCode));
 561         return;
 562     }
 563     if(getFoldingOffset!=NULL) {
 564         trie.getFoldingOffset=getFoldingOffset;
 565     }
 566
 567     if(dataIs32!=(trie.data32!=NULL)) {
 568         log_err("error: trie serialization (%s) did not preserve 32-bitness\n", testName);
 569     }
 570     if(latin1Linear!=trie.isLatin1Linear) {
 571         log_err("error: trie serialization (%s) did not preserve Latin-1-linearity\n", testName);
 572     }
 573
 574     /* verify that all these values are in the unserialized Trie */
 575     start=0;
 576     for(i=0; i<countCheckRanges; ++i) {
 577         limit=checkRanges[i].limit;
 578         value=checkRanges[i].value;
 579
 580         if(start==0xd800) {
 581             /* skip surrogates */
 582             start=limit;
 583             continue;
 584         }
 585
 586         while(start<limit) {
 587             if(start<=0xffff) {
 588                 if(dataIs32) {
 589                     value2=UTRIE_GET32_FROM_BMP(&trie, start);
 590                 } else {
 591                     value2=UTRIE_GET16_FROM_BMP(&trie, start);
 592                 }
 593                 if(value!=value2) {
 594                     log_err("error: unserialized trie(%s).fromBMP(U+%04lx)==0x%lx instead of 0x%lx\n",
 595                             testName, start, value2, value);
 596                 }
 597                 if(!U16_IS_LEAD(start)) {
 598                     if(dataIs32) {
 599                         value2=UTRIE_GET32_FROM_LEAD(&trie, start);
 600                     } else {
 601                         value2=UTRIE_GET16_FROM_LEAD(&trie, start);
 602                     }
 603                     if(value!=value2) {
 604                         log_err("error: unserialized trie(%s).fromLead(U+%04lx)==0x%lx instead of 0x%lx\n",
 605                                 testName, start, value2, value);
 606                     }
 607                 }
 608             }
 609             if(dataIs32) {
 610                 UTRIE_GET32(&trie, start, value2);
 611             } else {
 612                 UTRIE_GET16(&trie, start, value2);
 613             }
 614             if(value!=value2) {
 615                 log_err("error: unserialized trie(%s).get(U+%04lx)==0x%lx instead of 0x%lx\n",
 616                         testName, start, value2, value);
 617             }
 618             ++start;
 619         }
 620     }
 621
 622     /* enumerate and verify all ranges */
 623     enumRanges=checkRanges+1;
 624     utrie_enum(&trie, _testEnumValue, _testEnumRange, &enumRanges);
 625
 626     /* test linear Latin-1 range */
 627     if(trie.isLatin1Linear) {
 628         if(trie.data32!=NULL) {
 629             const uint32_t *latin1=UTRIE_GET32_LATIN1(&trie);
 630
 631             for(start=0; start<0x100; ++start) {
 632                 if(latin1[start]!=UTRIE_GET32_FROM_LEAD(&trie, start)) {
 633                     log_err("error: (%s) trie.latin1[U+%04lx]=0x%lx!=0x%lx=trie.get32(U+%04lx)\n",
 634                             testName, start, latin1[start], UTRIE_GET32_FROM_LEAD(&trie, start), start);
 635                 }
 636             }
 637         } else {
 638             const uint16_t *latin1=UTRIE_GET16_LATIN1(&trie);
 639
 640             for(start=0; start<0x100; ++start) {
 641                 if(latin1[start]!=UTRIE_GET16_FROM_LEAD(&trie, start)) {
 642                     log_err("error: (%s) trie.latin1[U+%04lx]=0x%lx!=0x%lx=trie.get16(U+%04lx)\n",
 643                             testName, start, latin1[start], UTRIE_GET16_FROM_LEAD(&trie, start), start);
 644                 }
 645             }
 646         }
 647     }
 648
 649     testTrieIteration(testName, &trie, checkRanges, countCheckRanges);
 650 }
 651
 652 static void
 653 testTrieRanges2(const char *testName,
 654                 const SetRange setRanges[], int32_t countSetRanges,
 655                 const CheckRange checkRanges[], int32_t countCheckRanges,
 656                 UBool dataIs32) {
 657     char name[40];
 658
 659     testTrieRanges(testName,
 660                    setRanges, countSetRanges,
 661                    checkRanges, countCheckRanges,
 662                    dataIs32, FALSE);
 663     testTrieRangesWithMalloc(testName,
 664                    setRanges, countSetRanges,
 665                    checkRanges, countCheckRanges,
 666                    dataIs32, FALSE);
 667
 668     uprv_strcpy(name, testName);
 669     uprv_strcat(name, "-latin1Linear");
 670     testTrieRanges(name,
 671                    setRanges, countSetRanges,
 672                    checkRanges, countCheckRanges,
 673                    dataIs32, TRUE);
 674     testTrieRangesWithMalloc(name,
 675                    setRanges, countSetRanges,
 676                    checkRanges, countCheckRanges,
 677                    dataIs32, TRUE);
 678 }
 679
 680 static void
 681 testTrieRanges4(const char *testName,
 682                 const SetRange setRanges[], int32_t countSetRanges,
 683                 const CheckRange checkRanges[], int32_t countCheckRanges) {
 684     char name[40];
 685
 686     uprv_strcpy(name, testName);
 687     uprv_strcat(name, ".32");
 688     testTrieRanges2(name,
 689                     setRanges, countSetRanges,
 690                     checkRanges, countCheckRanges,
 691                     TRUE);
 692
 693     uprv_strcpy(name, testName);
 694     uprv_strcat(name, ".16");
 695     testTrieRanges2(name,
 696                     setRanges, countSetRanges,
 697                     checkRanges, countCheckRanges,
 698                     FALSE);
 699 }
 700
 701 /* test data ----------------------------------------------------------------*/
 702
 703 /* set consecutive ranges, even with value 0 */
 704 static const SetRange
 705 setRanges1[]={
 706     {0,      0x20,       0,      FALSE},
 707     {0x20,   0xa7,       0x1234, FALSE},
 708     {0xa7,   0x3400,     0,      FALSE},
 709     {0x3400, 0x9fa6,     0x6162, FALSE},
 710     {0x9fa6, 0xda9e,     0x3132, FALSE},
 711     {0xdada, 0xeeee,     0x87ff, FALSE}, /* try to disrupt _testFoldingOffset16() */
 712     {0xeeee, 0x11111,    1,      FALSE},
 713     {0x11111, 0x44444,   0x6162, FALSE},
 714     {0x44444, 0x60003,   0,      FALSE},
 715     {0xf0003, 0xf0004,   0xf,    FALSE},
 716     {0xf0004, 0xf0006,   0x10,   FALSE},
 717     {0xf0006, 0xf0007,   0x11,   FALSE},
 718     {0xf0007, 0xf0020,   0x12,   FALSE},
 719     {0xf0020, 0x110000,  0,      FALSE}
 720 };
 721
 722 static const CheckRange
 723 checkRanges1[]={
 724     {0,      0},      /* dummy start range to make _testEnumRange() simpler */
 725     {0x20,   0},
 726     {0xa7,   0x1234},
 727     {0x3400, 0},
 728     {0x9fa6, 0x6162},
 729     {0xda9e, 0x3132},
 730     {0xdada, 0},
 731     {0xeeee, 0x87ff},
 732     {0x11111,1},
 733     {0x44444,0x6162},
 734     {0xf0003,0},
 735     {0xf0004,0xf},
 736     {0xf0006,0x10},
 737     {0xf0007,0x11},
 738     {0xf0020,0x12},
 739     {0x110000, 0}
 740 };
 741
 742 /* set some interesting overlapping ranges */
 743 static const SetRange
 744 setRanges2[]={
 745     {0x21,   0x7f,       0x5555, TRUE},
 746     {0x2f800,0x2fedc,    0x7a,   TRUE},
 747     {0x72,   0xdd,       3,      TRUE},
 748     {0xdd,   0xde,       4,      FALSE},
 749     {0x201,  0x220,      6,      TRUE},  /* 3 consecutive blocks with the same pattern but discontiguous value ranges */
 750     {0x221,  0x240,      6,      TRUE},
 751     {0x241,  0x260,      6,      TRUE},
 752     {0x2f987,0x2fa98,    5,      TRUE},
 753     {0x2f777,0x2f833,    0,      TRUE},
 754     {0x2f900,0x2ffee,    1,      FALSE},
 755     {0x2ffee,0x2ffef,    2,      TRUE}
 756 };
 757
 758 static const CheckRange
 759 checkRanges2[]={
 760     {0,      0},      /* dummy start range to make _testEnumRange() simpler */
 761     {0x21,   0},
 762     {0x72,   0x5555},
 763     {0xdd,   3},
 764     {0xde,   4},
 765     {0x201,  0},
 766     {0x220,  6},
 767     {0x221,  0},
 768     {0x240,  6},
 769     {0x241,  0},
 770     {0x260,  6},
 771     {0x2f833,0},
 772     {0x2f987,0x7a},
 773     {0x2fa98,5},
 774     {0x2fedc,0x7a},
 775     {0x2ffee,1},
 776     {0x2ffef,2},
 777     {0x110000, 0}
 778 };
 779
 780 /* use a non-zero initial value */
 781 static const SetRange
 782 setRanges3[]={
 783     {0x31,   0xa4,   1,  FALSE},
 784     {0x3400, 0x6789, 2,  FALSE},
 785     {0x30000,0x34567,9,  TRUE},
 786     {0x45678,0x56789,3,  TRUE}
 787 };
 788
 789 static const CheckRange
 790 checkRanges3[]={
 791     {0,      9},      /* dummy start range, also carries the initial value */
 792     {0x31,   9},
 793     {0xa4,   1},
 794     {0x3400, 9},
 795     {0x6789, 2},
 796     {0x45678,9},
 797     {0x56789,3},
 798     {0x110000,9}
 799 };
 800
 801 static void
 802 TrieTest(void) {
 803     testTrieRanges4("set1",
 804         setRanges1, UPRV_LENGTHOF(setRanges1),
 805         checkRanges1, UPRV_LENGTHOF(checkRanges1));
 806     testTrieRanges4("set2-overlap",
 807         setRanges2, UPRV_LENGTHOF(setRanges2),
 808         checkRanges2, UPRV_LENGTHOF(checkRanges2));
 809     testTrieRanges4("set3-initial-9",
 810         setRanges3, UPRV_LENGTHOF(setRanges3),
 811         checkRanges3, UPRV_LENGTHOF(checkRanges3));
 812 }
 813
 814 /* test utrie_unserializeDummy() -------------------------------------------- */
 815
 816 static int32_t U_CALLCONV
 817 dummyGetFoldingOffset(uint32_t data) {
 818     return -1; /* never get non-initialValue data for supplementary code points */
 819 }
 820
 821 static void
 822 dummyTest(UBool make16BitTrie) {
 823     int32_t mem[UTRIE_DUMMY_SIZE/4];
 824
 825     UTrie trie;
 826     UErrorCode errorCode;
 827     UChar32 c;
 828
 829     uint32_t value, initialValue, leadUnitValue;
 830
 831     if(make16BitTrie) {
 832         initialValue=0x313;
 833         leadUnitValue=0xaffe;
 834     } else {
 835         initialValue=0x01234567;
 836         leadUnitValue=0x89abcdef;
 837     }
 838
 839     errorCode=U_ZERO_ERROR;
 840     utrie_unserializeDummy(&trie, mem, sizeof(mem), initialValue, leadUnitValue, make16BitTrie, &errorCode);
 841     if(U_FAILURE(errorCode)) {
 842         log_err("utrie_unserializeDummy(make16BitTrie=%d) failed - %s\n", make16BitTrie, u_errorName(errorCode));
 843         return;
 844     }
 845     trie.getFoldingOffset=dummyGetFoldingOffset;
 846
 847     /* test that all code points have initialValue */
 848     for(c=0; c<=0x10ffff; ++c) {
 849         if(make16BitTrie) {
 850             UTRIE_GET16(&trie, c, value);
 851         } else {
 852             UTRIE_GET32(&trie, c, value);
 853         }
 854         if(value!=initialValue) {
 855             log_err("UTRIE_GET%s(dummy, U+%04lx)=0x%lx instead of 0x%lx\n",
 856                 make16BitTrie ? "16" : "32", (long)c, (long)value, (long)initialValue);
 857         }
 858     }
 859
 860     /* test that the lead surrogate code units have leadUnitValue */
 861     for(c=0xd800; c<=0xdbff; ++c) {
 862         if(make16BitTrie) {
 863             value=UTRIE_GET16_FROM_LEAD(&trie, c);
 864         } else {
 865             value=UTRIE_GET32_FROM_LEAD(&trie, c);
 866         }
 867         if(value!=leadUnitValue) {
 868             log_err("UTRIE_GET%s_FROM_LEAD(dummy, U+%04lx)=0x%lx instead of 0x%lx\n",
 869                 make16BitTrie ? "16" : "32", (long)c, (long)value, (long)leadUnitValue);
 870         }
 871     }
 872 }
 873
 874 static void
 875 DummyTrieTest(void) {
 876     dummyTest(TRUE);
 877     dummyTest(FALSE);
 878 }
 879
 880 void
 881 addTrieTest(TestNode** root);
 882
 883 void
 884 addTrieTest(TestNode** root) {
 885     addTest(root, &TrieTest, "tsutil/trietest/TrieTest");
 886     addTest(root, &DummyTrieTest, "tsutil/trietest/DummyTrieTest");
 887 }