icuSources/test/intltest/testidn.cpp

   1 /*
   2 *******************************************************************************
   3 *
   4 *   Copyright (C) 2003, International Business Machines
   5 *   Corporation and others.  All Rights Reserved.
   6 *
   7 *******************************************************************************
   8 *   file name:  testidn.cpp
   9 *   encoding:   US-ASCII
  10 *   tab size:   8 (not used)
  11 *   indentation:4
  12 *
  13 *   created on: 2003-02-06
  14 *   created by: Ram Viswanadha
  15 *
  16 *   This program reads the rfc3454_*.txt files,
  17 *   parses them, and extracts the data for Nameprep conformance.
  18 *   It then preprocesses it and writes a binary file for efficient use
  19 *   in various IDNA conversion processes.
  20 */
  21
  22 #include <stdio.h>
  23 #include <stdlib.h>
  24 #include "unicode/utypes.h"
  25
  26 #if !UCONFIG_NO_IDNA && !UCONFIG_NO_TRANSLITERATION
  27
  28 #define USPREP_TYPE_NAMES_ARRAY
  29
  30 #include "unicode/uchar.h"
  31 #include "unicode/putil.h"
  32 #include "cmemory.h"
  33 #include "cstring.h"
  34 #include "unicode/udata.h"
  35 #include "unewdata.h"
  36 #include "uoptions.h"
  37 #include "uparse.h"
  38 #include "utrie.h"
  39 #include "umutex.h"
  40 #include "sprpimpl.h"
  41 #include "testidna.h"
  42 #include "punyref.h"
  43
  44 UBool beVerbose=FALSE, haveCopyright=TRUE;
  45
  46 /* prototypes --------------------------------------------------------------- */
  47
  48
  49 static void
  50 parseMappings(const char *filename, UBool reportError,TestIDNA& test, UErrorCode *pErrorCode);
  51
  52 static void
  53 compareMapping(uint32_t codepoint, uint32_t* mapping, int32_t mapLength,
  54                UStringPrepType option);
  55
  56 static void
  57 compareFlagsForRange(uint32_t start, uint32_t end,UStringPrepType option);
  58
  59 static void
  60 testAllCodepoints(TestIDNA& test);
  61
  62 static TestIDNA* pTestIDNA =NULL;
  63
  64 static const char* fileNames[] = {
  65                                     "NamePrepProfile.txt"
  66                                  };
  67 static       UStringPrepProfile *profile = NULL;
  68 static const UTrie *idnTrie              = NULL;
  69 static const int32_t *indexes            = NULL;
  70 static const uint16_t *mappingData       = NULL;
  71 /* -------------------------------------------------------------------------- */
  72
  73 /* file definitions */
  74 #define DATA_NAME "uidna"
  75 #define DATA_TYPE "icu"
  76
  77 #define MISC_DIR "misc"
  78
  79 extern int
  80 testData(TestIDNA& test) {
  81     char* filename = (char*) malloc(strlen(IntlTest::pathToDataDirectory())*5555);
  82     //TODO get the srcDir dynamically
  83     const char *srcDir=IntlTest::pathToDataDirectory();
  84     char *basename=NULL;
  85     UErrorCode errorCode=U_ZERO_ERROR;
  86     char *saveBasename =NULL;
  87
  88     profile = usprep_open(NULL, DATA_NAME, &errorCode);
  89     if(U_FAILURE(errorCode)){
  90         test.errln("Failed to load IDNA data file. " + UnicodeString(u_errorName(errorCode)));
  91         return errorCode;
  92     }
  93
  94     idnTrie     = &profile->sprepTrie;
  95     indexes     = profile->indexes;
  96     mappingData = profile->mappingData;
  97
  98     //initialize
  99     pTestIDNA = &test;
 100
 101     /* prepare the filename beginning with the source dir */
 102     if(uprv_strchr(srcDir,U_FILE_SEP_CHAR) == NULL){
 103         filename[0] = 0x2E;
 104         filename[1] = U_FILE_SEP_CHAR;
 105         uprv_strcpy(filename+2,srcDir);
 106     }else{
 107         uprv_strcpy(filename, srcDir);
 108     }
 109     basename=filename+uprv_strlen(filename);
 110     if(basename>filename && *(basename-1)!=U_FILE_SEP_CHAR) {
 111         *basename++=U_FILE_SEP_CHAR;
 112     }
 113
 114     /* process unassigned */
 115     basename=filename+uprv_strlen(filename);
 116     if(basename>filename && *(basename-1)!=U_FILE_SEP_CHAR) {
 117         *basename++=U_FILE_SEP_CHAR;
 118     }
 119
 120     /* first copy misc directory */
 121     saveBasename = basename;
 122     uprv_strcpy(basename,MISC_DIR);
 123     basename = basename + uprv_strlen(MISC_DIR);
 124     *basename++=U_FILE_SEP_CHAR;
 125
 126     /* process unassigned */
 127     uprv_strcpy(basename,fileNames[0]);
 128     parseMappings(filename,TRUE, test,&errorCode);
 129     if(U_FAILURE(errorCode)) {
 130         test.errln( "Could not open file %s for reading \n", filename);
 131         return errorCode;
 132     }
 133
 134     testAllCodepoints(test);
 135
 136     usprep_close(profile);
 137     pTestIDNA = NULL;
 138     free(filename);
 139     return errorCode;
 140 }
 141 U_CDECL_BEGIN
 142
 143 static void U_CALLCONV
 144 strprepProfileLineFn(void * /*context*/,
 145               char *fields[][2], int32_t fieldCount,
 146               UErrorCode *pErrorCode) {
 147     uint32_t mapping[40];
 148     char *end, *map;
 149     uint32_t code;
 150     int32_t length;
 151    /*UBool* mapWithNorm = (UBool*) context;*/
 152     const char* typeName;
 153     uint32_t rangeStart=0,rangeEnd =0;
 154
 155     if(fieldCount != 3){
 156         *pErrorCode = U_INVALID_FORMAT_ERROR;
 157         return;
 158     }
 159
 160     typeName = fields[2][0];
 161     map = fields[1][0];
 162
 163     if(uprv_strstr(typeName, usprepTypeNames[USPREP_UNASSIGNED])!=NULL){
 164
 165         u_parseCodePointRange(fields[0][0], &rangeStart,&rangeEnd, pErrorCode);
 166
 167         /* store the range */
 168         compareFlagsForRange(rangeStart,rangeEnd,USPREP_UNASSIGNED);
 169
 170     }else if(uprv_strstr(typeName, usprepTypeNames[USPREP_PROHIBITED])!=NULL){
 171
 172         u_parseCodePointRange(fields[0][0], &rangeStart,&rangeEnd, pErrorCode);
 173
 174         /* store the range */
 175         compareFlagsForRange(rangeStart,rangeEnd,USPREP_PROHIBITED);
 176
 177     }else if(uprv_strstr(typeName, usprepTypeNames[USPREP_MAP])!=NULL){
 178         /* get the character code, field 0 */
 179         code=(uint32_t)uprv_strtoul(fields[0][0], &end, 16);
 180
 181         /* parse the mapping string */
 182         length=u_parseCodePoints(map, mapping, sizeof(mapping)/4, pErrorCode);
 183
 184         /* store the mapping */
 185         compareMapping(code,mapping, length,USPREP_MAP);
 186
 187     }else{
 188         *pErrorCode = U_INVALID_FORMAT_ERROR;
 189     }
 190
 191 }
 192
 193 U_CDECL_END
 194
 195 static void
 196 parseMappings(const char *filename,UBool reportError, TestIDNA& test, UErrorCode *pErrorCode) {
 197     char *fields[3][2];
 198
 199     if(pErrorCode==NULL || U_FAILURE(*pErrorCode)) {
 200         return;
 201     }
 202
 203     u_parseDelimitedFile(filename, ';', fields, 3, strprepProfileLineFn, (void*)filename, pErrorCode);
 204
 205     //fprintf(stdout,"Number of code points that have mappings with length >1 : %i\n",len);
 206
 207     if(U_FAILURE(*pErrorCode) && (reportError || *pErrorCode!=U_FILE_ACCESS_ERROR)) {
 208         test.errln( "testidn error: u_parseDelimitedFile(\"%s\") failed - %s\n", filename, u_errorName(*pErrorCode));
 209     }
 210 }
 211
 212
 213 static inline UStringPrepType
 214 getValues(uint32_t result, int32_t& value, UBool& isIndex){
 215
 216     UStringPrepType type;
 217
 218     if(result == 0){
 219         /*
 220          * Initial value stored in the mapping table
 221          * just return USPREP_TYPE_LIMIT .. so that
 222          * the source codepoint is copied to the destination
 223          */
 224         type = USPREP_TYPE_LIMIT;
 225     }else if(result >= _SPREP_TYPE_THRESHOLD){
 226         type = (UStringPrepType) (result - _SPREP_TYPE_THRESHOLD);
 227     }else{
 228         /* get the state */
 229         type = USPREP_MAP;
 230         /* ascertain if the value is index or delta */
 231         if(result & 0x02){
 232             isIndex = TRUE;
 233             value = result  >> 2; //mask off the lower 2 bits and shift
 234
 235         }else{
 236             isIndex = FALSE;
 237             value = (int16_t)result;
 238             value =  (value >> 2);
 239
 240         }
 241         if((result>>2) == _SPREP_MAX_INDEX_VALUE){
 242             type = USPREP_DELETE;
 243             isIndex =FALSE;
 244             value = 0;
 245         }
 246     }
 247     return type;
 248 }
 249
 250
 251
 252 static void
 253 testAllCodepoints(TestIDNA& test){
 254     /*
 255     {
 256         UChar str[19] = {
 257                             0xC138, 0xACC4, 0xC758, 0xBAA8, 0xB4E0, 0xC0AC, 0xB78C, 0xB4E4, 0xC774,
 258                             0x070F,//prohibited
 259                             0xD55C, 0xAD6D, 0xC5B4, 0xB97C, 0xC774, 0xD574, 0xD55C, 0xB2E4, 0xBA74
 260                         };
 261         uint32_t in[19] = {0};
 262         UErrorCode status = U_ZERO_ERROR;
 263         int32_t inLength=0, outLength=100;
 264         char output[100] = {0};
 265         punycode_status error;
 266         u_strToUTF32((UChar32*)in,19,&inLength,str,19,&status);
 267
 268         error= punycode_encode(inLength, in, NULL, (uint32_t*)&outLength, output);
 269         printf(output);
 270
 271     }
 272     */
 273
 274     uint32_t i = 0;
 275     int32_t unassigned      = 0;
 276     int32_t prohibited      = 0;
 277     int32_t mappedWithNorm  = 0;
 278     int32_t mapped          = 0;
 279     int32_t noValueInTrie   = 0;
 280
 281     UStringPrepType type;
 282     int32_t value;
 283     UBool isIndex = FALSE;
 284
 285     for(i=0;i<=0x10FFFF;i++){
 286         uint32_t result = 0;
 287         UTRIE_GET16(idnTrie,i, result);
 288         type = getValues(result,value, isIndex);
 289         if(type != USPREP_TYPE_LIMIT ){
 290             if(type == USPREP_UNASSIGNED){
 291                 unassigned++;
 292             }
 293             if(type == USPREP_PROHIBITED){
 294                 prohibited++;
 295             }
 296             if(type == USPREP_MAP){
 297                 mapped++;
 298             }
 299         }else{
 300             noValueInTrie++;
 301             if(result > 0){
 302                 test.errln("The return value for 0x%06X is wrong. %i\n",i,result);
 303             }
 304         }
 305     }
 306
 307     test.logln("Number of Unassinged code points : %i \n",unassigned);
 308     test.logln("Number of Prohibited code points : %i \n",prohibited);
 309     test.logln("Number of Mapped code points : %i \n",mapped);
 310     test.logln("Number of Mapped with NFKC code points : %i \n",mappedWithNorm);
 311     test.logln("Number of code points that have no value in Trie: %i \n",noValueInTrie);
 312
 313
 314 }
 315
 316 static void
 317 compareMapping(uint32_t codepoint, uint32_t* mapping,int32_t mapLength,
 318                UStringPrepType type){
 319     uint32_t result = 0;
 320     UTRIE_GET16(idnTrie,codepoint, result);
 321
 322     int32_t length=0;
 323     UBool isIndex;
 324     UStringPrepType retType;
 325     int32_t value, index=0, delta=0;
 326
 327     retType = getValues(result,value,isIndex);
 328
 329
 330     if(type != retType && retType != USPREP_DELETE){
 331
 332         pTestIDNA->errln( "Did not get the assigned type for codepoint 0x%08X. Expected: %i Got: %i\n",codepoint, USPREP_MAP, type);
 333
 334     }
 335
 336     if(isIndex){
 337         index = value;
 338         if(index >= indexes[_SPREP_ONE_UCHAR_MAPPING_INDEX_START] &&
 339                  index < indexes[_SPREP_TWO_UCHARS_MAPPING_INDEX_START]){
 340             length = 1;
 341         }else if(index >= indexes[_SPREP_TWO_UCHARS_MAPPING_INDEX_START] &&
 342                  index < indexes[_SPREP_THREE_UCHARS_MAPPING_INDEX_START]){
 343             length = 2;
 344         }else if(index >= indexes[_SPREP_THREE_UCHARS_MAPPING_INDEX_START] &&
 345                  index < indexes[_SPREP_FOUR_UCHARS_MAPPING_INDEX_START]){
 346             length = 3;
 347         }else{
 348             length = mappingData[index++];
 349         }
 350     }else{
 351         delta = value;
 352         length = (retType == USPREP_DELETE)? 0 :  1;
 353     }
 354
 355     int32_t realLength =0;
 356     /* figure out the real length */
 357     for(int32_t j=0; j<mapLength; j++){
 358         if(mapping[j] > 0xFFFF){
 359             realLength +=2;
 360         }else{
 361             realLength++;
 362         }
 363     }
 364
 365     if(realLength != length){
 366         pTestIDNA->errln( "Did not get the expected length. Expected: %i Got: %i\n", mapLength, length);
 367     }
 368
 369     if(isIndex){
 370         for(int8_t i =0; i< mapLength; i++){
 371             if(mapping[i] <= 0xFFFF){
 372                 if(mappingData[index+i] != (uint16_t)mapping[i]){
 373                     pTestIDNA->errln("Did not get the expected result. Expected: 0x%04X Got: 0x%04X \n", mapping[i], mappingData[index+i]);
 374                 }
 375             }else{
 376                 UChar lead  = UTF16_LEAD(mapping[i]);
 377                 UChar trail = UTF16_TRAIL(mapping[i]);
 378                 if(mappingData[index+i] != lead ||
 379                     mappingData[index+i+1] != trail){
 380                     pTestIDNA->errln( "Did not get the expected result. Expected: 0x%04X 0x%04X  Got: 0x%04X 0x%04X", lead, trail, mappingData[index+i], mappingData[index+i+1]);
 381                 }
 382             }
 383         }
 384     }else{
 385         if(retType!=USPREP_DELETE && (codepoint-delta) != (uint16_t)mapping[0]){
 386             pTestIDNA->errln("Did not get the expected result. Expected: 0x%04X Got: 0x%04X \n", mapping[0],(codepoint-delta));
 387         }
 388     }
 389
 390 }
 391
 392 static void
 393 compareFlagsForRange(uint32_t start, uint32_t end,
 394                      UStringPrepType type){
 395
 396     uint32_t result =0 ;
 397     UStringPrepType retType;
 398     UBool isIndex=FALSE;
 399     int32_t value=0;
 400 /*
 401     // supplementary code point
 402     UChar __lead16=UTF16_LEAD(0x2323E);
 403     int32_t __offset;
 404
 405     // get data for lead surrogate
 406     (result)=_UTRIE_GET_RAW((&idnTrie), index, 0, (__lead16));
 407     __offset=(&idnTrie)->getFoldingOffset(result);
 408
 409     // get the real data from the folded lead/trail units
 410     if(__offset>0) {
 411         (result)=_UTRIE_GET_RAW((&idnTrie), index, __offset, (0x2323E)&0x3ff);
 412     } else {
 413         (result)=(uint32_t)((&idnTrie)->initialValue);
 414     }
 415
 416     UTRIE_GET16(&idnTrie,0x2323E, result);
 417 */
 418     while(start < end+1){
 419         UTRIE_GET16(idnTrie,start, result);
 420         retType = getValues(result,value,isIndex);
 421         if(result > _SPREP_TYPE_THRESHOLD){
 422             if(retType != type){
 423                 pTestIDNA->errln( "FAIL: Did not get the expected type for 0x%06X. Expected: %s Got: %s\n",start,usprepTypeNames[type], usprepTypeNames[retType]);
 424             }
 425         }else{
 426             if(type == USPREP_PROHIBITED && ((result & 0x01) != 0x01)){
 427                 pTestIDNA->errln( "FAIL: Did not get the expected type for 0x%06X. Expected: %s Got: %s\n",start,usprepTypeNames[type], usprepTypeNames[retType]);
 428             }
 429         }
 430
 431         start++;
 432     }
 433
 434 }
 435
 436
 437 #endif /* #if !UCONFIG_NO_IDNA */
 438
 439 /*
 440  * Hey, Emacs, please set the following:
 441  *
 442  * Local Variables:
 443  * indent-tabs-mode: nil
 444  * End:
 445  *
 446  */