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      1 /********************************************************************
      2  * COPYRIGHT:
      3  * Copyright (c) 1998-2014, International Business Machines Corporation and
      4  * others. All Rights Reserved.
      5  ********************************************************************/
      6 /*
      7 * File udatatst.c
      8 *
      9 * Modification History:
     10 *
     11 *   Date          Name        Description
     12 *   02/22/2000    Madhu       Creation
     13 ******************************************************************************
     14 */
     15 
     16 #include "unicode/utypes.h"
     17 #include "unicode/putil.h"
     18 #include "unicode/udata.h"
     19 #include "unicode/ucal.h"
     20 #include "unicode/uchar.h"
     21 #include "unicode/ucnv.h"
     22 #include "unicode/ures.h"
     23 #include "unicode/ustring.h"
     24 #include "unicode/uclean.h"
     25 #include "cmemory.h"
     26 #include "cstring.h"
     27 #include "filestrm.h"
     28 #include "udatamem.h"
     29 #include "cintltst.h"
     30 #include "ubrkimpl.h"
     31 #include "toolutil.h" /* for uprv_fileExists() */
     32 #include <stdlib.h>
     33 #include <stdio.h>
     34 
     35 /* includes for TestSwapData() */
     36 #include "udataswp.h"
     37 
     38 /* swapping implementations in common */
     39 #include "uresdata.h"
     40 #include "ucnv_io.h"
     41 #include "uprops.h"
     42 #include "ucase.h"
     43 #include "ucol_imp.h"
     44 #include "ucol_swp.h"
     45 #include "ucnv_bld.h"
     46 #include "sprpimpl.h"
     47 #include "rbbidata.h"
     48 
     49 /* swapping implementation in i18n */
     50 #include "uspoof_impl.h"
     51 
     52 U_CAPI int32_t U_EXPORT2
     53 unorm2_swap(const UDataSwapper *ds,
     54             const void *inData, int32_t length, void *outData,
     55             UErrorCode *pErrorCode);
     56 
     57 /* other definitions and prototypes */
     58 
     59 #if !UCONFIG_NO_FILE_IO && !UCONFIG_NO_LEGACY_CONVERSION
     60 static void TestUDataOpen(void);
     61 static void TestUDataOpenChoiceDemo1(void);
     62 static void TestUDataOpenChoiceDemo2(void);
     63 static void TestUDataGetInfo(void);
     64 static void TestUDataGetMemory(void);
     65 static void TestErrorConditions(void);
     66 static void TestAppData(void);
     67 static void TestSwapData(void);
     68 #endif
     69 static void TestUDataSetAppData(void);
     70 static void TestICUDataName(void);
     71 static void PointerTableOfContents(void);
     72 static void SetBadCommonData(void);
     73 static void TestUDataFileAccess(void);
     74 #if !UCONFIG_NO_FORMATTING && !UCONFIG_NO_FILE_IO && !UCONFIG_NO_LEGACY_CONVERSION
     75 static void TestTZDataDir(void);
     76 #endif
     77 
     78 void addUDataTest(TestNode** root);
     79 
     80 void
     81 addUDataTest(TestNode** root)
     82 {
     83 #if !UCONFIG_NO_FILE_IO && !UCONFIG_NO_LEGACY_CONVERSION
     84     addTest(root, &TestUDataOpen,       "udatatst/TestUDataOpen"      );
     85     addTest(root, &TestUDataOpenChoiceDemo1, "udatatst/TestUDataOpenChoiceDemo1");
     86     addTest(root, &TestUDataOpenChoiceDemo2, "udatatst/TestUDataOpenChoiceDemo2");
     87     addTest(root, &TestUDataGetInfo,    "udatatst/TestUDataGetInfo"   );
     88     addTest(root, &TestUDataGetMemory,  "udatatst/TestUDataGetMemory" );
     89     addTest(root, &TestErrorConditions, "udatatst/TestErrorConditions");
     90     addTest(root, &TestAppData, "udatatst/TestAppData" );
     91     addTest(root, &TestSwapData, "udatatst/TestSwapData" );
     92 #endif
     93     addTest(root, &TestUDataSetAppData, "udatatst/TestUDataSetAppData" );
     94     addTest(root, &TestICUDataName, "udatatst/TestICUDataName" );
     95     addTest(root, &PointerTableOfContents, "udatatst/PointerTableOfContents" );
     96     addTest(root, &SetBadCommonData, "udatatst/SetBadCommonData" );
     97     addTest(root, &TestUDataFileAccess, "udatatst/TestUDataFileAccess" );
     98 #if !UCONFIG_NO_FORMATTING && !UCONFIG_NO_FILE_IO && !UCONFIG_NO_LEGACY_CONVERSION
     99     addTest(root, &TestTZDataDir, "udatatst/TestTZDataDir" );
    100 #endif
    101 }
    102 
    103 #if 0
    104 static void lots_of_mallocs()
    105 {
    106     int q;
    107     for(q=1;q<100;q++)
    108     {
    109         free(malloc(q));
    110         malloc(q*2);
    111     }
    112 
    113 }
    114 #endif
    115 
    116 #if !UCONFIG_NO_FILE_IO && !UCONFIG_NO_LEGACY_CONVERSION
    117 static void TestUDataOpen(){
    118     UDataMemory *result;
    119     UErrorCode status=U_ZERO_ERROR;
    120     const char* memMap[][2]={
    121         {"root", "res"},
    122         {"cnvalias", "icu"},
    123         {"unames",   "icu"},
    124         {"ibm-37_P100-1995",   "cnv"}
    125     };
    126     const char* name            = "test";
    127     const char* type            = "icu";
    128     const char  dirSepString[]  = {U_FILE_SEP_CHAR, 0};
    129     const char  pathSepString[] = {U_PATH_SEP_CHAR, 0};
    130 
    131 
    132     char* path=(char*)malloc(sizeof(char) * (strlen(ctest_dataOutDir())
    133                                            + strlen(U_ICUDATA_NAME)
    134                                            + strlen("/build/tmp/..")+1 ) );
    135 
    136     char        *icuDataFilePath = 0;
    137 
    138     const char* testPath=loadTestData(&status);
    139     if(U_FAILURE(status)) {
    140         log_data_err("Could not load testdata.dat, status = %s\n", u_errorName(status));
    141         free(path);
    142         return;
    143     }
    144 
    145     /* lots_of_mallocs(); */
    146     log_verbose("Testing udata_open(%s)\n", testPath);
    147     result=udata_open(testPath, type, name, &status);
    148     if(U_FAILURE(status)){
    149         log_data_err("FAIL: udata_open() failed for path = %s, name=%s, type=%s, \n errorcode=%s\n", testPath, name, type, myErrorName(status));
    150     } else {
    151         log_verbose("PASS: udata_open worked\n");
    152         udata_close(result);
    153     }
    154 
    155     {
    156       strcat(strcpy(path, ctest_dataOutDir()), U_ICUDATA_NAME);
    157 
    158       /* If the ICU system common data file is present in this confiugration,
    159        *   verify that udata_open can explicitly fetch items from it.
    160        *   If packaging mode == dll, the file may not exist.  So, if the file is
    161        *   missing, skip this test without error.
    162        */
    163       icuDataFilePath = (char *)uprv_malloc(strlen(path) + 10);
    164       strcpy(icuDataFilePath, path);
    165       strcat(icuDataFilePath, ".dat");
    166       /* lots_of_mallocs(); */
    167       if (uprv_fileExists(icuDataFilePath))
    168       {
    169           int i;
    170           log_verbose("Testing udata_open() on %s\n", icuDataFilePath);
    171           for(i=0; i<sizeof(memMap)/sizeof(memMap[0]); i++){
    172             /* lots_of_mallocs(); */
    173             status=U_ZERO_ERROR;
    174             result=udata_open(path, memMap[i][1], memMap[i][0], &status);
    175             if(U_FAILURE(status)) {
    176                 log_data_err("FAIL: udata_open() failed for path = %s, name=%s, type=%s, \n errorcode=%s\n", path, memMap[i][0], memMap[i][1], myErrorName(status));
    177             } else {
    178                 log_verbose("PASS: udata_open worked for path = %s, name=%s, type=%s\n",  path, memMap[i][0], memMap[i][1]);
    179                 udata_close(result);
    180             }
    181           }
    182       }
    183       else
    184       {
    185           /* lots_of_mallocs(); */
    186           log_verbose("Skipping tests of udata_open() on %s.  File not present in this configuration.\n",
    187                   icuDataFilePath);
    188       }
    189       uprv_free(icuDataFilePath);
    190     }
    191     /* try again, adding /tmp */
    192     {
    193       strcpy(path, ctest_dataOutDir());
    194       strcat(path, "tmp");
    195       strcat(path, dirSepString);
    196       strcat(path, U_ICUDATA_NAME);
    197 
    198       /* If the ICU system common data file is present in this confiugration,
    199        *   verify that udata_open can explicitly fetch items from it.
    200        *   If packaging mode == dll, the file may not exist.  So, if the file is
    201        *   missing, skip this test without error.
    202        */
    203       icuDataFilePath = (char *)malloc(strlen(path) + 10);
    204       strcpy(icuDataFilePath, path);
    205       strcat(icuDataFilePath, ".dat");
    206       /* lots_of_mallocs(); */
    207       if (uprv_fileExists(icuDataFilePath))
    208 	{
    209 	  int i;
    210 	  log_verbose("Testing udata_open() on %s\n", icuDataFilePath);
    211 	  for(i=0; i<sizeof(memMap)/sizeof(memMap[0]); i++){
    212             /* lots_of_mallocs(); */
    213             status=U_ZERO_ERROR;
    214             result=udata_open(path, memMap[i][1], memMap[i][0], &status);
    215             if(U_FAILURE(status)) {
    216 	      log_data_err("FAIL: udata_open() failed for path = %s, name=%s, type=%s, \n errorcode=%s\n", path, memMap[i][0], memMap[i][1], myErrorName(status));
    217             } else {
    218 	      log_verbose("PASS: udata_open worked for path = %s, name=%s, type=%s\n",  path, memMap[i][0], memMap[i][1]);
    219 	      udata_close(result);
    220             }
    221 	  }
    222 	}
    223       else
    224 	{
    225 	  /* lots_of_mallocs(); */
    226 	  log_verbose("Skipping tests of udata_open() on %s.  File not present in this configuration.\n",
    227 		      icuDataFilePath);
    228 	}
    229     }
    230 
    231     free(icuDataFilePath);
    232     icuDataFilePath = NULL;
    233     /* lots_of_mallocs(); */
    234 
    235     /* If the ICU individual files used to build the ICU system common data are
    236      *   present in this configuration,
    237      *   verify that udata_open can explicitly open them.
    238      *   These data files are present in the ICU data/build directory after a build
    239      *    completes.  Tests are most commonly run with the data directory pointing
    240      *    back into this directory structure, but this is not required.  Soooo, if
    241      *    the files are missing, skip this test without error.
    242      */
    243     /* lots_of_mallocs(); */
    244     icuDataFilePath = (char *)malloc(strlen(ctest_dataOutDir()) + 50);
    245     strcpy(icuDataFilePath, ctest_dataOutDir());
    246     strcat(icuDataFilePath, "build");
    247     strcat(icuDataFilePath, dirSepString);
    248     strcat(icuDataFilePath, U_ICUDATA_NAME);
    249     strcat(icuDataFilePath, dirSepString);
    250     strcat(icuDataFilePath, "cnvalias.icu");
    251 
    252     /* lots_of_mallocs(); */
    253     if (uprv_fileExists(icuDataFilePath))
    254     {
    255         int i;
    256         log_verbose("%s exists, so..\n", icuDataFilePath);
    257         strcpy(icuDataFilePath, ctest_dataOutDir());
    258         strcat(icuDataFilePath, "build");
    259         strcat(icuDataFilePath, dirSepString);
    260         strcat(icuDataFilePath, U_ICUDATA_NAME);
    261         log_verbose("Testing udata_open() on %s\n", icuDataFilePath);
    262         for(i=0; i<sizeof(memMap)/sizeof(memMap[0]); i++){
    263             status=U_ZERO_ERROR;
    264             result=udata_open(icuDataFilePath, memMap[i][1], memMap[i][0], &status);
    265             if(U_FAILURE(status)) {
    266                 log_data_err("FAIL: udata_open() failed for path = %s, name=%s, type=%s, \n errorcode=%s\n", icuDataFilePath, memMap[i][0], memMap[i][1], myErrorName(status));
    267             } else {
    268                 log_verbose("PASS: udata_open worked for path = %s, name=%s, type=%s\n",  icuDataFilePath, memMap[i][0], memMap[i][1]);
    269                 udata_close(result);
    270             }
    271         }
    272     }
    273     else
    274     {
    275          log_verbose("Skipping tests of udata_open() on %s.  File not present in this configuration.\n",
    276              icuDataFilePath);
    277     }
    278 
    279     free(icuDataFilePath);
    280     icuDataFilePath = NULL;
    281 
    282     /*
    283      * Test fallback file names for open of separate data files.
    284      *    With these params to udata_open:
    285      *       path = wherever/testdata
    286      *       type = typ
    287      *       name = nam
    288      *     these files will be tried first:
    289      *              wherever/testudata_nam.typ
    290      *              testudata_nam.typ
    291      *  A test data file named testudata_nam.typ exists for the purpose of testing this.
    292      */
    293     log_verbose("Testing udata_open, with base_name.type style fallback to individual file.\n");
    294 
    295     status = U_ZERO_ERROR;
    296     result = udata_open( testPath, "typ", "nam", &status);
    297     if (status != U_ZERO_ERROR) {
    298         log_data_err("FAIL: udata_open( \"%s\", \"typ\", \"nam\") returned status %s\n", testPath, u_errorName(status));
    299     }
    300     udata_close(result);
    301     free(icuDataFilePath);
    302 
    303 
    304     /* This type of path is deprecated */
    305     /*
    306      * Another fallback test.   Paths ending with a trailing directory separator
    307      *    take a slightly different code path, with the "base name" from the path
    308      *    being empty in the internal udata_open logic.
    309      */
    310 
    311 /*      log_verbose("Testing udata_open, with path containing a trailing directory separator.\n"); */
    312 /*      icuDataFilePath = (char *)malloc(strlen(u_getDataDirectory()) + 50); */
    313 /*      strcpy(icuDataFilePath, testPath); */
    314 /*      status = U_ZERO_ERROR; */
    315 /*      result = udata_open( icuDataFilePath, "cnv", "test1", &status); */
    316 /*      if (status != U_ZERO_ERROR) { */
    317 /*          log_err("FAIL: udata_open( \"%s\", \"cnv\", \"test1\") returned status %s\n", icuDataFilePath, u_errorName(status)); */
    318 /*      } */
    319 /*      udata_close(result); */
    320 /*      free(icuDataFilePath); */
    321 
    322 
    323     log_verbose("Testing udata_open() with a non existing binary file\n");
    324     result=udata_open("testdata", "tst", "nonexist", &status);
    325     if(status==U_FILE_ACCESS_ERROR){
    326         log_verbose("Opening udata_open with non-existing file handled correctly.\n");
    327         status=U_ZERO_ERROR;
    328     } else {
    329         log_err("calling udata_open with non-existing file  [testdata | nonexist.tst] not handled correctly\n.  Expected: U_FILE_ACCESS_ERROR, Got: %s\n", myErrorName(status));
    330         if(U_SUCCESS(status)) {
    331             udata_close(result);
    332         }
    333     }
    334 
    335     if(result != NULL){
    336         log_err("calling udata_open with non-existing file didn't return a null value\n");
    337     } else {
    338         log_verbose("calling udat_open with non-existing file returned null as expected\n");
    339     }
    340 
    341     /*
    342      *  Try opening data with absurdly long path and name, to trigger buffer size
    343      *   overflow handling code.
    344      */
    345     {
    346         char longTestPath[1024];    /* Implementation goes to heap at length of 128.  */
    347         char longName[1024];
    348 
    349         /* Try a very long nonexistent directory path.
    350          * udata_open should still succeed.  Opening with the path will fail,
    351          * then fall back to skipping the directory portion of the path.
    352          */
    353         log_verbose("Testing udata_open() with really long names\n");
    354         longTestPath[0] = 0;
    355         strcat(longTestPath, "bogus_directory_name");
    356         while (strlen(longTestPath) < 500) {
    357             strcat(longTestPath, dirSepString);
    358             strcat(longTestPath, "bogus_directory_name");
    359         }
    360         strcat(longTestPath, pathSepString);
    361         strcat(longTestPath, testPath);
    362         result=udata_open(longTestPath, type, name, &status);
    363         if(U_FAILURE(status)){
    364             log_data_err("FAIL: udata_open() failed for path = %s\n name=%s, type=%s, \n errorcode=%s\n",
    365                 longTestPath, name, type, myErrorName(status));
    366         } else {
    367             log_verbose("PASS: udata_open worked\n");
    368             udata_close(result);
    369         }
    370 
    371         /* Try a very long name.  Won't open, but shouldn't blow up.
    372          */
    373         longName[0] = 0;
    374         while (strlen(longName) < 500) {
    375             strcat(longName, name);
    376             strcat(longName, "_");
    377         }
    378         strcat(longName, dirSepString);
    379         strcat(longName, name);
    380 
    381         result=udata_open(longTestPath, type, longName, &status);
    382         if (status != U_FILE_ACCESS_ERROR) {
    383             log_data_err("FAIL: udata_open() failed for path = %s\n name=%s, type=%s, \n errorcode=%s\n",
    384                 longTestPath, longName, type, myErrorName(status));
    385         }
    386         udata_close(result);
    387     }
    388 
    389     free(path);
    390 }
    391 #endif
    392 
    393 typedef struct {
    394     uint16_t headerSize;
    395     uint8_t magic1, magic2;
    396     UDataInfo info;
    397     char padding[8];
    398     uint32_t count, reserved;
    399     /*
    400     const struct {
    401     const char *const name;
    402     const void *const data;
    403     } toc[1];
    404     */
    405    int32_t   fakeNameAndData[4];
    406 } ICU_COMMON_Data_Header;
    407 
    408 static const ICU_COMMON_Data_Header gEmptyHeader = {
    409     32,          /* headerSize */
    410     0xda,        /* magic1,  (see struct MappedData in udata.c)  */
    411     0x27,        /* magic2     */
    412     {            /*UDataInfo   */
    413         sizeof(UDataInfo),      /* size        */
    414         0,                      /* reserved    */
    415 
    416 #if U_IS_BIG_ENDIAN
    417         1,
    418 #else
    419         0,
    420 #endif
    421 
    422         U_CHARSET_FAMILY,
    423         sizeof(UChar),
    424         0,               /* reserved      */
    425         {                /* data format identifier */
    426            0x43, 0x6d, 0x6e, 0x44}, /* "CmnD" */
    427            {1, 0, 0, 0},   /* format version major, minor, milli, micro */
    428            {0, 0, 0, 0}    /* dataVersion   */
    429     },
    430     {0,0,0,0,0,0,0,0},  /* Padding[8]   */
    431     0,                  /* count        */
    432     0,                  /* Reserved     */
    433     {                   /*  TOC structure */
    434 /*        {    */
    435           0 , 0 , 0, 0  /* name and data entries.  Count says there are none,  */
    436                         /*  but put one in just in case.                       */
    437 /*        }  */
    438     }
    439 };
    440 
    441 
    442 static void TestUDataSetAppData(){
    443 /*    UDataMemory      *dataItem;*/
    444 
    445     UErrorCode        status=U_ZERO_ERROR;
    446 
    447     /*
    448      * First we try some monkey business and try to do bad things.
    449      */
    450 
    451     status=U_ZERO_ERROR;
    452     udata_setAppData("appData1", NULL, &status);
    453     if (status != U_ILLEGAL_ARGUMENT_ERROR) {
    454         log_err("FAIL: TestUDataSetAppData(): udata_setAppData(\"appData1\", NULL, status) should have failed."
    455                 " It returned status of %s\n", u_errorName(status));
    456         return;
    457     }
    458     /* The following call should fail.
    459        If the following works with a bad UErrorCode, then later calls to appData1 should fail. */
    460     udata_setAppData("appData1", &gEmptyHeader, &status);
    461 
    462     /*
    463      * Got testdata.dat into memory, now we try setAppData using the memory image.
    464      */
    465 
    466     status=U_ZERO_ERROR;
    467     udata_setAppData("appData1", &gEmptyHeader, &status);
    468     if (status != U_ZERO_ERROR) {
    469         log_err("FAIL: TestUDataSetAppData(): udata_setAppData(\"appData1\", fileBuf, status) "
    470                 " returned status of %s\n", u_errorName(status));
    471         return;
    472     }
    473 
    474     udata_setAppData("appData2", &gEmptyHeader, &status);
    475     if (status != U_ZERO_ERROR) {
    476         log_err("FAIL: TestUDataSetAppData(): udata_setAppData(\"appData2\", fileBuf, status) "
    477                 " returned status of %s\n", u_errorName(status));
    478         return;
    479     }
    480 
    481     /*  If we try to setAppData with the same name a second time, we should get a
    482      *    a using default warning.
    483      */
    484     udata_setAppData("appData2", &gEmptyHeader, &status);
    485     if (status != U_USING_DEFAULT_WARNING) {
    486         log_err("FAIL: TestUDataSetAppData(): udata_setAppData(\"appData2\", fileBuf, status) "
    487                 " returned status of %s, expected U_USING_DEFAULT_WARNING.\n", u_errorName(status));
    488     }
    489 
    490 
    491     /** It is no longer  correct to use udata_setAppData to change the
    492         package of a contained item.
    493 
    494         dataItem = udata_open("appData1", "res", "te_IN", &status); **/
    495 }
    496 
    497 static char *safeGetICUDataDirectory() {
    498     const char *dataDir = u_getDataDirectory();  /* Returned string vanashes with u_cleanup */
    499     char *retStr = NULL;
    500     if (dataDir != NULL) {
    501         retStr = (char *)malloc(strlen(dataDir)+1);
    502         strcpy(retStr, dataDir);
    503     }
    504     return retStr;
    505 }
    506 
    507 static void TestUDataFileAccess(){
    508     UErrorCode status;
    509     char            *icuDataDir;
    510     icuDataDir = safeGetICUDataDirectory();   /* save icu data dir, so we can put it back
    511                                                *  after doing u_cleanup().                */
    512 
    513     /** UDATA_NO_FILES, ICU does not access the file system for data loading. */
    514     status=U_ZERO_ERROR;
    515     u_cleanup();
    516     udata_setFileAccess(UDATA_NO_FILES,&status);
    517     u_init(&status);
    518     if(U_FAILURE(status) && *icuDataDir == 0){
    519         log_data_err("udata_setFileAccess(UDATA_NO_FILES) failed with ICU_DATA=\"\" err=%s\n", u_errorName(status));
    520     }
    521 
    522     /** UDATA_ONLY_PACKAGES, ICU only loads data from packages, not from single files. */
    523     status=U_ZERO_ERROR;
    524     u_cleanup();
    525     udata_setFileAccess(UDATA_ONLY_PACKAGES,&status);
    526     u_init(&status);
    527 
    528     /** UDATA_PACKAGES_FIRST, ICU loads data from packages first, and only from single files
    529         if the data cannot be found in a package. */
    530     status=U_ZERO_ERROR;
    531     u_cleanup();
    532     udata_setFileAccess(UDATA_PACKAGES_FIRST,&status);
    533     u_init(&status);
    534 
    535     /** UDATA_FILES_FIRST, ICU looks for data in single files first, then in packages. (default) */
    536     status=U_ZERO_ERROR;
    537     u_cleanup();
    538     udata_setFileAccess(UDATA_FILES_FIRST,&status);
    539     u_init(&status);
    540 
    541     /** An alias for the default access mode. */
    542     status=U_ZERO_ERROR;
    543     u_cleanup();
    544     udata_setFileAccess(UDATA_DEFAULT_ACCESS,&status);
    545     u_setDataDirectory(icuDataDir);
    546     u_init(&status);
    547     if(U_FAILURE(status)){
    548         log_err_status(status, "%s\n", u_errorName(status));
    549     }
    550     free(icuDataDir);
    551     ctest_resetICU();
    552 }
    553 
    554 
    555 static UBool U_CALLCONV
    556 isAcceptable1(void *context,
    557              const char *type, const char *name,
    558              const UDataInfo *pInfo) {
    559 
    560     if( pInfo->size>=20 &&
    561         pInfo->isBigEndian==U_IS_BIG_ENDIAN &&
    562         pInfo->charsetFamily==U_CHARSET_FAMILY &&
    563         pInfo->dataFormat[0]==0x43 &&   /* dataFormat="CvAl" */
    564         pInfo->dataFormat[1]==0x76 &&
    565         pInfo->dataFormat[2]==0x41 &&
    566         pInfo->dataFormat[3]==0x6c &&
    567         pInfo->formatVersion[0]==3 )
    568     {
    569         log_verbose("The data from \"%s.%s\" IS acceptable using the verifing function isAcceptable1()\n", name, type);
    570         return TRUE;
    571     } else {
    572         log_verbose("The data from \"%s.%s\" IS NOT acceptable using the verifing function isAcceptable1():-\n"
    573             "\tsize              = %d\n"
    574             "\tisBigEndian       = %d\n"
    575             "\tcharsetFamily     = %d\n"
    576             "\tformatVersion[0]  = %d\n"
    577             "\tdataVersion[0]    = %d\n"
    578             "\tdataFormat        = %c%c%c%c\n",
    579             name, type, pInfo->size,  pInfo->isBigEndian, pInfo->charsetFamily, pInfo->formatVersion[0],
    580             pInfo->dataVersion[0], pInfo->dataFormat[0], pInfo->dataFormat[1], pInfo->dataFormat[2],
    581             pInfo->dataFormat[3]);
    582         log_verbose("Call another verifing function to accept the data\n");
    583         return FALSE;
    584     }
    585 }
    586 
    587 static UBool U_CALLCONV
    588 isAcceptable2(void *context,
    589              const char *type, const char *name,
    590       const UDataInfo *pInfo){
    591     UVersionInfo unicodeVersion;
    592 
    593     u_getUnicodeVersion(unicodeVersion);
    594 
    595     if( pInfo->size>=20 &&
    596         pInfo->isBigEndian==U_IS_BIG_ENDIAN &&
    597         pInfo->charsetFamily==U_CHARSET_FAMILY &&
    598         pInfo->dataFormat[0]==0x75 &&   /* dataFormat="unam" */
    599         pInfo->dataFormat[1]==0x6e &&
    600         pInfo->dataFormat[2]==0x61 &&
    601         pInfo->dataFormat[3]==0x6d &&
    602         pInfo->formatVersion[0]==1 &&
    603         pInfo->dataVersion[0]==unicodeVersion[0] )
    604     {
    605         log_verbose("The data from \"%s.%s\" IS acceptable using the verifing function isAcceptable2()\n", name, type);
    606         return TRUE;
    607     } else {
    608         log_verbose("The data from \"%s.%s\" IS NOT acceptable using the verifing function isAcceptable2()\n", name, type);
    609 
    610         return FALSE;
    611     }
    612 
    613 
    614 }
    615 static UBool U_CALLCONV
    616 isAcceptable3(void *context,
    617              const char *type, const char *name,
    618              const UDataInfo *pInfo){
    619 
    620     if( pInfo->size>=20 &&
    621         pInfo->isBigEndian==U_IS_BIG_ENDIAN &&
    622         pInfo->charsetFamily==U_CHARSET_FAMILY &&
    623         pInfo->dataFormat[0]==0x54 &&   /* dataFormat="test" */
    624         pInfo->dataFormat[1]==0x65 &&
    625         pInfo->dataFormat[2]==0x73 &&
    626         pInfo->dataFormat[3]==0x74 &&
    627         pInfo->formatVersion[0]==1 &&
    628         pInfo->dataVersion[0]==1   ) {
    629         log_verbose("The data from \"%s.%s\" IS acceptable using the verifing function isAcceptable3()\n", name, type);
    630 
    631         return TRUE;
    632     } else {
    633         log_verbose("The data from \"%s.%s\" IS NOT acceptable using the verifing function isAcceptable3()\n", name, type);
    634         return FALSE;
    635     }
    636 
    637 
    638 }
    639 
    640 #if !UCONFIG_NO_FILE_IO && !UCONFIG_NO_LEGACY_CONVERSION
    641 static void TestUDataOpenChoiceDemo1() {
    642     UDataMemory *result;
    643     UErrorCode status=U_ZERO_ERROR;
    644 
    645     const char* name[]={
    646         "cnvalias",
    647         "unames",
    648         "test",
    649         "nam"
    650     };
    651     const char* type="icu";
    652     const char* testPath="testdata";
    653     const char* fullTestDataPath = loadTestData(&status);
    654     if(U_FAILURE(status)) {
    655         log_data_err("Could not load testdata.dat, status = %s\n", u_errorName(status));
    656         return;
    657     }
    658 
    659     result=udata_openChoice(NULL, "icu", name[0], isAcceptable1, NULL, &status);
    660     if(U_FAILURE(status)){
    661         log_data_err("FAIL: udata_openChoice() failed name=%s, type=%s, \n errorcode=%s\n", name[0], type, myErrorName(status));
    662     } else {
    663         log_verbose("PASS: udata_openChoice worked\n");
    664         udata_close(result);
    665     }
    666 
    667     status=U_ZERO_ERROR;
    668     result=udata_openChoice(NULL, type, name[1], isAcceptable1, NULL, &status);
    669     if(U_FAILURE(status)){
    670         status=U_ZERO_ERROR;
    671         result=udata_openChoice(NULL, type, name[1], isAcceptable2, NULL, &status);
    672         if(U_FAILURE(status)){
    673             log_data_err("FAIL: udata_openChoice() failed name=%s, type=%s, \n errorcode=%s\n", name[1], type, myErrorName(status));
    674         }
    675     }
    676     else {
    677         log_err("FAIL: udata_openChoice() unexpectedly passed. name=%s, type=%s, \n errorcode=%s\n", name[1], type, myErrorName(status));
    678     }
    679 
    680     if(U_SUCCESS(status)){
    681         udata_close(result);
    682     }
    683 
    684     status=U_ZERO_ERROR;
    685     result=udata_openChoice(testPath, type, name[2], isAcceptable1, NULL, &status);
    686     if(U_FAILURE(status)){
    687         status=U_ZERO_ERROR;
    688         result=udata_openChoice(testPath, type, name[2], isAcceptable3, NULL, &status);
    689         if(U_FAILURE(status)){
    690             log_data_err("FAIL: udata_openChoice() failed path=%s name=%s, type=%s, \n errorcode=%s\n", testPath, name[2], type, myErrorName(status));
    691         }
    692     }
    693     else {
    694         log_err("FAIL: udata_openChoice() unexpectedly passed. name=%s, type=%s, \n errorcode=%s\n", name[2], type, myErrorName(status));
    695     }
    696 
    697     if(U_SUCCESS(status)){
    698         udata_close(result);
    699     }
    700 
    701     status=U_ZERO_ERROR;
    702     type="typ";
    703     result=udata_openChoice(fullTestDataPath, type, name[3], isAcceptable1, NULL, &status);
    704     if(status != U_INVALID_FORMAT_ERROR){
    705         log_err("FAIL: udata_openChoice() did not fail as expected. name=%s, type=%s, \n errorcode=%s\n", name[3], type, myErrorName(status));
    706     }
    707 
    708     status=U_USELESS_COLLATOR_ERROR;
    709     result=udata_openChoice(fullTestDataPath, type, name[3], isAcceptable1, NULL, &status);
    710     if(status != U_USELESS_COLLATOR_ERROR){
    711         log_err("FAIL: udata_openChoice() did not fail as expected. name=%s, type=%s, \n errorcode=%s\n", name[3], type, myErrorName(status));
    712     }
    713 }
    714 
    715 static UBool U_CALLCONV
    716 isAcceptable(void *context,
    717              const char *type, const char *name,
    718              const UDataInfo *pInfo){
    719     if( pInfo->size>=20 &&
    720         pInfo->isBigEndian==U_IS_BIG_ENDIAN &&
    721         pInfo->charsetFamily==U_CHARSET_FAMILY &&
    722         pInfo->dataFormat[0]==0x54 &&   /* dataFormat="test" */
    723         pInfo->dataFormat[1]==0x65 &&
    724         pInfo->dataFormat[2]==0x73 &&
    725         pInfo->dataFormat[3]==0x74 &&
    726         pInfo->formatVersion[0]==1 &&
    727         pInfo->dataVersion[0]==1   &&
    728         *((int*)context) == 2 ) {
    729         log_verbose("The data from\"%s.%s\" IS acceptable using the verifing function isAcceptable()\n", name, type);
    730 
    731         return TRUE;
    732     } else {
    733         log_verbose("The data from \"%s.%s\" IS NOT acceptable using the verifing function isAcceptable()\n", name, type);
    734         return FALSE;
    735     }
    736 }
    737 
    738 
    739 /* This test checks to see if the isAcceptable function is being called correctly. */
    740 
    741 static void TestUDataOpenChoiceDemo2() {
    742     UDataMemory *result;
    743     UErrorCode status=U_ZERO_ERROR;
    744     int i;
    745     int p=2;
    746 
    747     const char* name="test";
    748     const char* type="icu";
    749     const char* path = loadTestData(&status);
    750     if(U_FAILURE(status)) {
    751         log_data_err("Could not load testdata.dat, status = %s\n", u_errorName(status));
    752         return;
    753     }
    754 
    755     result=udata_openChoice(path, type, name, isAcceptable, &p, &status);
    756     if(U_FAILURE(status)){
    757         log_data_err("failed to load data at p=%s t=%s n=%s, isAcceptable", path, type, name);
    758     }
    759     if(U_SUCCESS(status) ) {
    760         udata_close(result);
    761     }
    762 
    763     p=0;
    764     for(i=0;i<2; i++){
    765         result=udata_openChoice(path, type, name, isAcceptable, &p, &status);
    766         if(p<2) {
    767             if(U_FAILURE(status) && status==U_INVALID_FORMAT_ERROR){
    768                 log_verbose("Loads the data but rejects it as expected %s\n", myErrorName(status));
    769                 status=U_ZERO_ERROR;
    770                 p++;
    771             }
    772             else {
    773                 log_data_err("FAIL: failed to either load the data or to reject the loaded data. ERROR=%s\n", myErrorName(status) );
    774             }
    775         }
    776         else if(p == 2) {
    777             if(U_FAILURE(status)) {
    778                 log_data_err("FAIL: failed to load the data and accept it.  ERROR=%s\n", myErrorName(status) );
    779             }
    780             else {
    781                 log_verbose("Loads the data and accepts it for p==2 as expected\n");
    782                 udata_close(result);
    783             }
    784         }
    785     }
    786 }
    787 
    788 static void TestUDataGetInfo() {
    789 
    790     UDataMemory *result;
    791     /* UDataInfo cf. udata.h */
    792     static UDataInfo dataInfo={
    793     30,    /*sizeof(UDataInfo),*/
    794     0,
    795 
    796     U_IS_BIG_ENDIAN,
    797     U_CHARSET_FAMILY,
    798     sizeof(UChar),
    799     0,
    800 
    801     {0x54, 0x65, 0x73, 0x74},     /* dataFormat="Test" */
    802     {9, 0, 0, 0},                 /* formatVersion */
    803     {4, 0, 0, 0}                  /* dataVersion */
    804     };
    805     UErrorCode status=U_ZERO_ERROR;
    806     const char* name="cnvalias";
    807     const char* name2="test";
    808     const char* type="icu";
    809 
    810     const char* testPath=loadTestData(&status);
    811     if(U_FAILURE(status)) {
    812         log_data_err("Could not load testdata.dat, status = %s\n", u_errorName(status));
    813         return;
    814     }
    815 
    816     log_verbose("Testing udata_getInfo() for cnvalias.icu\n");
    817     result=udata_open(NULL, "icu", name, &status);
    818     if(U_FAILURE(status)){
    819         log_data_err("FAIL: udata_open() failed for path = NULL, name=%s, type=%s, \n errorcode=%s\n",  name, type, myErrorName(status));
    820         return;
    821     }
    822     udata_getInfo(result, &dataInfo);
    823     if(dataInfo.size==20            &&  dataInfo.size!=30 &&
    824         dataInfo.isBigEndian==U_IS_BIG_ENDIAN       &&
    825         dataInfo.charsetFamily==U_CHARSET_FAMILY    &&
    826         dataInfo.dataFormat[0]==0x43 &&  dataInfo.dataFormat[0]!=0x54 && /* dataFormat="CvAl" and not "Test". The values are set for cnvalias.dat*/
    827         dataInfo.dataFormat[1]==0x76 &&  dataInfo.dataFormat[1]!=0x65 &&
    828         dataInfo.dataFormat[2]==0x41 &&  dataInfo.dataFormat[2]!=0x73 &&
    829         dataInfo.dataFormat[3]==0x6c &&  dataInfo.dataFormat[3]!=0x74 &&
    830         dataInfo.formatVersion[0]!=9 && /*formatVersion is also set to the one for cnvalias*/
    831         dataInfo.dataVersion[0]!=4   && /*dataVersion*/
    832         dataInfo.dataVersion[1]!=0   ){
    833             log_verbose("PASS: udata_getInfo() filled in the right values\n");
    834     } else {
    835         log_err("FAIL: udata_getInfo() filled in the wrong values\n");
    836     }
    837     udata_close(result);
    838 
    839 
    840     log_verbose("Testing udata_getInfo() for test.icu\n");
    841     result=udata_open(testPath, type, name2, &status);
    842     if(U_FAILURE(status)) {
    843        log_data_err("FAIL: udata_open() failed for path=%s name2=%s, type=%s, \n errorcode=%s\n", testPath, name2, type, myErrorName(status));
    844        return;
    845     }
    846     udata_getInfo(result, &dataInfo);
    847     if(dataInfo.size==20             &&
    848         dataInfo.isBigEndian==U_IS_BIG_ENDIAN       &&
    849         dataInfo.charsetFamily==U_CHARSET_FAMILY    &&
    850         dataInfo.dataFormat[0]==0x54 &&   /* dataFormat="Test". The values are set for test.dat*/
    851         dataInfo.dataFormat[1]==0x65 &&
    852         dataInfo.dataFormat[2]==0x73 &&
    853         dataInfo.dataFormat[3]==0x74 &&
    854         dataInfo.formatVersion[0]==1 &&  /*formatVersion is also set to the one for test*/
    855         dataInfo.dataVersion[0]==1   &&  /*dataVersion*/
    856         dataInfo.dataVersion[1]==0   )
    857     {
    858         log_verbose("PASS: udata_getInfo() filled in the right values\n");
    859     } else {
    860         log_err("FAIL: udata_getInfo() filled in the wrong values\n");
    861     }
    862     udata_close(result);
    863 }
    864 
    865 static void TestUDataGetMemory() {
    866 
    867     UDataMemory *result;
    868     const int32_t *table=NULL;
    869     uint16_t* intValue=0;
    870     UErrorCode status=U_ZERO_ERROR;
    871     const char* name="cnvalias";
    872     const char* type;
    873 
    874     const char* name2="test";
    875 
    876     const char* testPath = loadTestData(&status);
    877     if(U_FAILURE(status)) {
    878         log_data_err("Could not load testdata.dat, status = %s\n", u_errorName(status));
    879         return;
    880     }
    881 
    882     type="icu";
    883     log_verbose("Testing udata_getMemory() for \"cnvalias.icu\"\n");
    884     result=udata_openChoice(NULL, type, name, isAcceptable1, NULL, &status);
    885     if(U_FAILURE(status)){
    886         log_data_err("FAIL: udata_openChoice() failed for name=%s, type=%s, \n errorcode=%s\n", name, type, myErrorName(status));
    887         return;
    888     }
    889     table=(const int32_t *)udata_getMemory(result);
    890 
    891     /* The alias table may list more converters than what's actually available now. [grhoten] */
    892     if(ucnv_countAvailable() > table[1])      /*???*/
    893         log_err("FAIL: udata_getMemory() failed ucnv_countAvailable returned = %d, expected = %d\n", ucnv_countAvailable(), table[1+2*(*table)]);
    894 
    895     udata_close(result);
    896 
    897     type="icu";
    898     log_verbose("Testing udata_getMemory for \"test.icu\"()\n");
    899     result=udata_openChoice(testPath, type, name2, isAcceptable3, NULL, &status);
    900     if(U_FAILURE(status)){
    901         log_data_err("FAIL: udata_openChoice() failed for path=%s name=%s, type=%s, \n errorcode=%s\n", testPath, name2, type, myErrorName(status));
    902         return;
    903     }
    904     intValue=(uint16_t *)udata_getMemory(result);
    905     /*printf("%d ..... %s", *(intValue), intValue+1));*/
    906     if( *intValue != 2000 || strcmp((char*)(intValue+1), "YEAR") != 0 )
    907         log_err("FAIL: udata_getMemory() failed: intValue :- Expected:2000 Got:%d \n\tstringValue:- Expected:YEAR Got:%s\n", *intValue, (intValue+1));
    908 
    909     udata_close(result);
    910 
    911 }
    912 
    913 static void TestErrorConditions(){
    914 
    915     UDataMemory *result=NULL;
    916     UErrorCode status=U_ZERO_ERROR;
    917     uint16_t* intValue=0;
    918     static UDataInfo dataInfo={
    919         30,    /*sizeof(UDataInfo),*/
    920         0,
    921 
    922         U_IS_BIG_ENDIAN,
    923         U_CHARSET_FAMILY,
    924         sizeof(UChar),
    925         0,
    926 
    927         {0x54, 0x65, 0x73, 0x74},     /* dataFormat="Test" */
    928         {9, 0, 0, 0},                 /* formatVersion */
    929         {4, 0, 0, 0}                  /* dataVersion */
    930     };
    931 
    932     const char* name = "test";
    933     const char* type="icu";
    934 
    935     const char *testPath = loadTestData(&status);
    936     if(U_FAILURE(status)) {
    937         log_data_err("Could not load testdata.dat, status = %s\n", u_errorName(status));
    938         return;
    939     }
    940 
    941     status = U_ILLEGAL_ARGUMENT_ERROR;
    942     /*Try udata_open with status != U_ZERO_ERROR*/
    943     log_verbose("Testing udata_open() with status != U_ZERO_ERROR\n");
    944     result=udata_open(testPath, type, name, &status);
    945     if(result != NULL){
    946         log_data_err("FAIL: udata_open() is supposed to fail for path = %s, name=%s, type=%s, \n errorcode !=U_ZERO_ERROR\n", testPath, name, type);
    947         udata_close(result);
    948 
    949     } else {
    950         log_verbose("PASS: udata_open with errorCode != U_ZERO_ERROR failed as expected\n");
    951     }
    952 
    953     /*Try udata_open with data name=NULL*/
    954     log_verbose("Testing udata_open() with data name=NULL\n");
    955     status=U_ZERO_ERROR;
    956     result=udata_open(testPath, type, NULL, &status);
    957     if(U_FAILURE(status)){
    958         if(status != U_ILLEGAL_ARGUMENT_ERROR || result != NULL){
    959             log_err("FAIL: udata_open() with name=NULL should return NULL and errocode U_ILLEGAL_ARGUMENT_ERROR, GOT: errorcode=%s\n", myErrorName(status));
    960         }else{
    961             log_verbose("PASS: udata_open with name=NULL failed as expected and errorcode = %s as expected\n", myErrorName(status));
    962         }
    963     }else{
    964         log_err("FAIL: udata_open() with data name=NULL is supposed to fail for path = %s, name=NULL type=%s errorcode=U_ZERO_ERROR \n", testPath, type);
    965         udata_close(result);
    966     }
    967 
    968 
    969     /*Try udata_openChoice with status != U_ZERO_ERROR*/
    970     log_verbose("Testing udata_openChoice() with status != U_ZERO_ERROR\n");
    971     status=U_ILLEGAL_ARGUMENT_ERROR;
    972     result=udata_openChoice(testPath, type, name, isAcceptable3, NULL, &status);
    973     if(result != NULL){
    974         log_err("FAIL: udata_openChoice() is supposed to fail for path = %s, name=%s, type=%s, \n errorcode != U_ZERO_ERROR\n", testPath, name, type);
    975         udata_close(result);
    976     } else {
    977         log_verbose("PASS: udata_openChoice() with errorCode != U_ZERO_ERROR failed as expected\n");
    978     }
    979 
    980     /*Try udata_open with data name=NULL*/
    981     log_verbose("Testing udata_openChoice() with data name=NULL\n");
    982     status=U_ZERO_ERROR;
    983     result=udata_openChoice(testPath, type, NULL, isAcceptable3, NULL, &status);
    984     if(U_FAILURE(status)){
    985         if(status != U_ILLEGAL_ARGUMENT_ERROR || result != NULL){
    986             log_err("FAIL: udata_openChoice() with name=NULL should return NULL and errocode U_ILLEGAL_ARGUMENT_ERROR, GOT: errorcode=%s\n", myErrorName(status));
    987         }else{
    988             log_verbose("PASS: udata_openChoice with name=NULL failed as expected and errorcode = %s as expected\n", myErrorName(status));
    989         }
    990     }else{
    991         log_err("FAIL: udata_openChoice() with data name=NULL is supposed to fail for path = %s, name=NULL type=%s errorcode=U_ZERO_ERROR \n", testPath, type);
    992         udata_close(result);
    993     }
    994 
    995     /*Try udata_getMemory with UDataMemory=NULL*/
    996     log_verbose("Testing udata_getMemory with UDataMemory=NULL\n");
    997     intValue=(uint16_t*)udata_getMemory(NULL);
    998     if(intValue != NULL){
    999         log_err("FAIL: udata_getMemory with UDataMemory = NULL is supposed to fail\n");
   1000     }
   1001 
   1002     /*Try udata_getInfo with UDataMemory=NULL*/
   1003     status=U_ZERO_ERROR;
   1004     udata_getInfo(NULL, &dataInfo);
   1005     if(dataInfo.size != 0){
   1006         log_err("FAIL : udata_getInfo with UDataMemory = NULL us supposed to fail\n");
   1007     }
   1008 
   1009     /*Try udata_openChoice with a non existing binary file*/
   1010     log_verbose("Testing udata_openChoice() with a non existing binary file\n");
   1011     result=udata_openChoice(testPath, "tst", "nonexist", isAcceptable3, NULL, &status);
   1012     if(status==U_FILE_ACCESS_ERROR){
   1013         log_verbose("Opening udata_openChoice with non-existing file handled correctly.\n");
   1014         status=U_ZERO_ERROR;
   1015     } else {
   1016         log_err("calling udata_open with non-existing file not handled correctly\n.  Expected: U_FILE_ACCESS_ERROR, Got: %s\n", myErrorName(status));
   1017         if(U_SUCCESS(status)) {
   1018             udata_close(result);
   1019         }
   1020     }
   1021 
   1022     if(result != NULL){
   1023         log_err("calling udata_open with non-existing file didn't return a null value\n");
   1024     } else {
   1025         log_verbose("calling udat_open with non-existing file returned null as expected\n");
   1026     }
   1027 }
   1028 
   1029 /* Test whether apps and ICU can each have their own root.res */
   1030 static void TestAppData()
   1031 {
   1032     UResourceBundle *icu, *app;
   1033     UResourceBundle *tmp = NULL;
   1034     UResourceBundle *tmp2 = NULL;
   1035 
   1036     const UChar *appString;
   1037     const UChar *icuString;
   1038 
   1039     int32_t len;
   1040 
   1041     UErrorCode status = U_ZERO_ERROR;
   1042     char testMsgBuf[256];
   1043 
   1044     const char* testPath=loadTestData(&status);
   1045     if(U_FAILURE(status)) {
   1046         log_data_err("Could not load testdata.dat, status = %s\n", u_errorName(status));
   1047         return;
   1048     }
   1049 
   1050     icu = ures_open(NULL, "root", &status);
   1051     if(U_FAILURE(status))
   1052     {
   1053         log_data_err("%s:%d: Couldn't open root ICU bundle- %s", __FILE__, __LINE__, u_errorName(status));
   1054         return;
   1055     }
   1056     /*  log_info("Open icu root: %s size_%d\n", u_errorName(status), ures_getSize(icu)); */
   1057     status = U_ZERO_ERROR;
   1058 
   1059     app = ures_open(testPath, "root", &status);
   1060     if(U_FAILURE(status))
   1061     {
   1062         log_data_err("%s:%d: Couldn't open app ICU bundle [%s]- %s", __FILE__, __LINE__, testPath, u_errorName(status));
   1063         return;
   1064     }
   1065     /* log_info("Open  app: %s, size %d\n", u_errorName(status), ures_getSize(app)); */
   1066 
   1067     tmp = ures_getByKey(icu, "Version", tmp, &status);
   1068     if(U_FAILURE(status))
   1069     {
   1070         log_err("%s:%d: Couldn't get Version string from ICU root bundle- %s", __FILE__, __LINE__, u_errorName(status));
   1071         return;
   1072     }
   1073 
   1074     icuString =  ures_getString(tmp,  &len, &status);
   1075     if(U_FAILURE(status))
   1076     {
   1077         log_err("%s:%d: Couldn't get string from Version string from ICU root bundle- %s", __FILE__, __LINE__, u_errorName(status));
   1078         return;
   1079     }
   1080     /* log_info("icuString=%p - %s\n", icuString, austrdup(icuString)); */
   1081 
   1082 
   1083     tmp2 = ures_getByKey(app, "Version", tmp2, &status);
   1084     if(U_FAILURE(status))
   1085     {
   1086         log_err("%s:%d: Couldn't get Version string from App root bundle- %s", __FILE__, __LINE__, u_errorName(status));
   1087         return;
   1088     }
   1089 
   1090     appString =  ures_getString(tmp2,  &len, &status);
   1091     if(U_FAILURE(status))
   1092     {
   1093         log_err("%s:%d: Couldn't get string from Version string from App root bundle- %s", __FILE__, __LINE__, u_errorName(status));
   1094         return;
   1095     }
   1096 
   1097     /* log_info("appString=%p - %s\n", appString, austrdup(appString)); */
   1098 
   1099 
   1100     if(!u_strcmp(icuString, appString))
   1101     {
   1102         log_err("%s:%d: Error! Expected ICU and App root version strings to be DIFFERENT but they are both %s and %s\n", __FILE__, __LINE__, austrdup(icuString),
   1103             austrdup(appString));
   1104     }
   1105     else
   1106     {
   1107         log_verbose("%s:%d:  appstr=%s, icustr=%s\n", __FILE__,
   1108             __LINE__, u_austrcpy(testMsgBuf, appString), u_austrcpy(testMsgBuf, icuString));
   1109     }
   1110 
   1111     ures_close(tmp);
   1112     ures_close(tmp2);
   1113     ures_close(icu);
   1114     ures_close(app);
   1115 }
   1116 #endif
   1117 
   1118 static void TestICUDataName()
   1119 {
   1120     UVersionInfo icuVersion;
   1121     char expectDataName[20];
   1122     unsigned int expectLen = 8;
   1123 
   1124     char typeChar  = '?';
   1125 
   1126     /* Print out the version # we have .. */
   1127     log_verbose("utypes.h says U_ICUDATA_NAME = %s\n", U_ICUDATA_NAME);
   1128 
   1129     /* Build up the version # we expect to get */
   1130     u_getVersion(icuVersion);
   1131 
   1132     switch(U_CHARSET_FAMILY)
   1133     {
   1134     case U_ASCII_FAMILY:
   1135           switch((int)U_IS_BIG_ENDIAN)
   1136           {
   1137           case 1:
   1138                 typeChar = 'b';
   1139                 break;
   1140           case 0:
   1141                 typeChar = 'l';
   1142                 break;
   1143           default:
   1144                 log_err("Expected 1 or 0 for U_IS_BIG_ENDIAN, got %d!\n", (int)U_IS_BIG_ENDIAN);
   1145                 /* return; */
   1146           }
   1147           break;
   1148     case U_EBCDIC_FAMILY:
   1149         typeChar = 'e';
   1150         break;
   1151     }
   1152 
   1153     /* Only major number is needed. */
   1154     sprintf(expectDataName, "%s%d%c",
   1155                 "icudt",
   1156                 (int)icuVersion[0],
   1157                 typeChar);
   1158 
   1159     log_verbose("Expected: %s\n", expectDataName);
   1160     if(uprv_strlen(expectDataName) != expectLen)
   1161     {
   1162         log_err("*Expected* length is wrong (test err?), should be %d is %d\n",
   1163             expectLen, uprv_strlen(expectDataName));
   1164     }
   1165 
   1166     if(uprv_strlen(U_ICUDATA_NAME) != expectLen)
   1167     {
   1168         log_err("U_ICUDATA_NAME length should be %d is %d\n",
   1169             expectLen, uprv_strlen(U_ICUDATA_NAME));
   1170     }
   1171 
   1172     if(uprv_strcmp(U_ICUDATA_NAME, expectDataName))
   1173     {
   1174         log_err("U_ICUDATA_NAME should be %s but is %s\n",
   1175                 expectDataName, U_ICUDATA_NAME);
   1176     }
   1177 
   1178         /* ICUDATA_NAME comes from the build system on *nix */
   1179 #ifdef ICUDATA_NAME
   1180     if(uprv_strcmp(U_ICUDATA_NAME, ICUDATA_NAME))
   1181     {
   1182         log_err("ICUDATA_NAME  and U_ICUDATA_NAME don't match: "
   1183             "ICUDATA_NAME=%s, U_ICUDATA_NAME=%s.  Check configure.in, icudefs.mk.in, utypes.h...\n",  ICUDATA_NAME, U_ICUDATA_NAME);
   1184     }
   1185     else
   1186     {
   1187         log_verbose("ICUDATA_NAME=%s (from icudefs.mk), U_ICUDATA_NAME=%s (from utypes.h)\n", ICUDATA_NAME, U_ICUDATA_NAME);
   1188     }
   1189 #endif
   1190 
   1191 }
   1192 
   1193 /* test data swapping ------------------------------------------------------- */
   1194 
   1195 #if U_PLATFORM == U_PF_OS400
   1196 /* See comments in genccode.c on when this special implementation can be removed. */
   1197 static const struct {
   1198     double bogus;
   1199     const char *bytes;
   1200 } gOffsetTOCAppDataItem1={ 0.0, /* alignment bytes */
   1201     "\x00\x14" /* sizeof(UDataInfo) *//* MappedData { */
   1202     "\xda"
   1203     "\x27"                            /* } */
   1204     "\x00\x14" /* sizeof(UDataInfo) *//* UDataInfo  { */
   1205     "\0\0"
   1206     "\1"       /* U_IS_BIG_ENDIAN   */
   1207     "\1"       /* U_CHARSET_FAMILY  */
   1208     "\2"       /* U_SIZEOF_WHAR_T   */
   1209     "\0"
   1210     "\x31\x31\x31\x31"
   1211     "\0\0\0\0"
   1212     "\0\0\0\0"                        /* } */
   1213 };
   1214 #else
   1215 static const struct {
   1216     double bogus;
   1217     MappedData bytes1;
   1218     UDataInfo bytes2;
   1219     uint8_t bytes3;
   1220 } gOffsetTOCAppDataItem1={
   1221     0.0,                            /* alignment bytes */
   1222     { sizeof(UDataInfo), 0xda, 0x27 },  /* MappedData */
   1223 
   1224     {sizeof(UDataInfo),
   1225     0,
   1226 
   1227     U_IS_BIG_ENDIAN,
   1228     U_CHARSET_FAMILY,
   1229     sizeof(UChar),
   1230     0,
   1231 
   1232     {0x31, 0x31, 0x31, 0x31},     /* dataFormat="1111" */
   1233     {0, 0, 0, 0},                 /* formatVersion */
   1234     {0, 0, 0, 0}}                 /* dataVersion */
   1235 };
   1236 #endif
   1237 
   1238 static const UChar gOffsetTOCGarbage[] = { /* "I have been very naughty!" */
   1239     0x49, 0x20, 0x68, 0x61, 0x76, 0x65, 0x20, 0x62, 0x65, 0x65, 0x6E,
   1240     0x20, 0x76, 0x65, 0x72, 0x79, 0x20, 0x6E, 0x61, 0x75, 0x67, 0x68, 0x74, 0x79, 0x21
   1241 };
   1242 
   1243 /* Original source: icu/source/tools/genccode */
   1244 static const struct {
   1245     uint16_t headerSize;
   1246     uint8_t magic1, magic2;
   1247     UDataInfo info;
   1248     char padding[8];
   1249     uint32_t count, reserved;
   1250     const struct {
   1251         const char *const name;
   1252         const void *const data;
   1253     } toc[3];
   1254 } gOffsetTOCAppData_dat = {
   1255     32,          /* headerSize */
   1256     0xda,        /* magic1,  (see struct MappedData in udata.c)  */
   1257     0x27,        /* magic2     */
   1258     {            /*UDataInfo   */
   1259         sizeof(UDataInfo),      /* size        */
   1260         0,                      /* reserved    */
   1261         U_IS_BIG_ENDIAN,
   1262         U_CHARSET_FAMILY,
   1263         sizeof(UChar),
   1264         0,               /* reserved      */
   1265         {                /* data format identifier */
   1266            0x54, 0x6f, 0x43, 0x50}, /* "ToCP" */
   1267            {1, 0, 0, 0},   /* format version major, minor, milli, micro */
   1268            {0, 0, 0, 0}    /* dataVersion   */
   1269     },
   1270     {0,0,0,0,0,0,0,0},  /* Padding[8]   */
   1271     3,                  /* count        */
   1272     0,                  /* Reserved     */
   1273     {                   /*  TOC structure */
   1274         { "OffsetTOCAppData/a/b", &gOffsetTOCAppDataItem1 },
   1275         { "OffsetTOCAppData/gOffsetTOCAppDataItem1", &gOffsetTOCAppDataItem1 },
   1276         { "OffsetTOCAppData/gOffsetTOCGarbage", &gOffsetTOCGarbage }
   1277     }
   1278 };
   1279 
   1280 /* Unfortunately, dictionaries are in a C++ header */
   1281 U_CAPI int32_t U_EXPORT2
   1282 udict_swap(const UDataSwapper *ds, const void *inData, int32_t length, void *outData, UErrorCode *pErrorCode);
   1283 
   1284 /* test cases for maximum data swapping code coverage */
   1285 static const struct {
   1286     const char *name, *type;
   1287     UDataSwapFn *swapFn;
   1288 } swapCases[]={
   1289     /* resource bundles */
   1290 
   1291     /* resource bundle with many data types */
   1292     {"*testtypes",               "res", ures_swap},
   1293     /* resource bundle with collation data */
   1294     {"ja",                       "res", ures_swap},
   1295     /* resource bundle with options-only collation data */
   1296     {"ru",                       "res", ures_swap},
   1297     {"el",                       "res", ures_swap},
   1298     /* ICU's root */
   1299     {"root",                     "res", ures_swap},
   1300     /* Test a 32-bit key table. This is large. */
   1301     {"*testtable32",             "res", ures_swap},
   1302 
   1303     /* ICU 4.2 resource bundle - data format 1.2 (little-endian ASCII) */
   1304     {"*old_l_testtypes",         "res", ures_swap},
   1305     /* same for big-endian EBCDIC */
   1306     {"*old_e_testtypes",         "res", ures_swap},
   1307 
   1308 #if !UCONFIG_NO_COLLATION
   1309     /* standalone collation data files */
   1310     {"ucadata",                  "icu", ucol_swap},
   1311 #if 0
   1312     /* Starting with ICU 53, the "inverse UCA" data is integrated into ucadata.icu. */
   1313     {"invuca",                   "icu", ucol_swapInverseUCA},
   1314 #endif
   1315 #endif
   1316 
   1317 #if !UCONFIG_NO_LEGACY_CONVERSION
   1318     /* conversion table files */
   1319 
   1320     /* SBCS conversion table file without extension */
   1321     {"ibm-913_P100-2000",   "cnv", ucnv_swap},
   1322     /* EBCDIC_STATEFUL conversion table file with extension */
   1323     {"ibm-1390_P110-2003",       "cnv", ucnv_swap},
   1324     /* DBCS extension-only conversion table file */
   1325     {"ibm-16684_P110-2003",      "cnv", ucnv_swap},
   1326     /* EUC-TW (3-byte) conversion table file without extension */
   1327     {"ibm-964_P110-1999",        "cnv", ucnv_swap},
   1328     /* GB 18030 (4-byte) conversion table file without extension */
   1329     {"gb18030",                  "cnv", ucnv_swap},
   1330     /* MBCS conversion table file with extension */
   1331     {"*test4x",                  "cnv", ucnv_swap},
   1332     /*
   1333      * MBCS conversion table file without extension,
   1334      * to test swapping and preflighting of UTF-8-friendly mbcsIndex[].
   1335      */
   1336     {"jisx-212",                 "cnv", ucnv_swap},
   1337 #endif
   1338 
   1339 #if !UCONFIG_NO_CONVERSION
   1340     /* alias table */
   1341     {"cnvalias",                 "icu", ucnv_swapAliases},
   1342 #endif
   1343 
   1344 #if !UCONFIG_NO_IDNA
   1345     {"rfc3491",                    "spp", usprep_swap},
   1346 #endif
   1347 
   1348 #if !UCONFIG_NO_BREAK_ITERATION
   1349     {"char",                     "brk", ubrk_swap},
   1350     {"thaidict",                 "dict",udict_swap},
   1351 #endif
   1352 
   1353 #if 0
   1354     /*
   1355      * Starting with ICU 4.8, the Unicode property (value) aliases data
   1356      * is hardcoded in the ICU4C common library.
   1357      * The swapper was moved to the toolutil library for swapping for ICU4J.
   1358      */
   1359     /* Unicode properties */
   1360     {"pnames",                   "icu", upname_swap},
   1361 #endif
   1362 
   1363 #if 0
   1364     /*
   1365      * Starting with ICU4C 3.4, the core Unicode properties files
   1366      * (uprops.icu, ucase.icu, ubidi.icu, unorm.icu)
   1367      * are hardcoded in the common DLL and therefore not included
   1368      * in the data package any more.
   1369      * Their swapping code is moved from the common DLL to the icuswap tool so that
   1370      * we need not jump through hoops (like adding snapshots of these files
   1371      * to testdata) for code coverage in tests.
   1372      * See Jitterbug 4497.
   1373      *
   1374      * ICU4C 4.4 adds normalization data files again, e.g., nfkc.nrm.
   1375      */
   1376     {"uprops",                   "icu", uprops_swap},
   1377     {"ucase",                    "icu", ucase_swap},
   1378     {"ubidi",                    "icu", ubidi_swap},
   1379 #endif
   1380 #if !UCONFIG_NO_NORMALIZATION && !UCONFIG_ONLY_COLLATION
   1381     {"nfkc",                     "nrm", unorm2_swap},
   1382 #if !UCONFIG_NO_REGULAR_EXPRESSIONS
   1383     {"confusables",              "cfu", uspoof_swap}, /* spoof data missing without regex */
   1384 #endif
   1385 
   1386 #endif
   1387     {"unames",                   "icu", uchar_swapNames}
   1388     /* the last item should not be #if'ed so that it can reliably omit the last comma */
   1389 };
   1390 
   1391 /* Large enough for the largest swappable data item. */
   1392 #define SWAP_BUFFER_SIZE 1800000
   1393 
   1394 static void U_CALLCONV
   1395 printError(void *context, const char *fmt, va_list args) {
   1396     vlog_info("[swap] ", fmt, args);
   1397     log_err("\n");  /* Register error */
   1398 }
   1399 
   1400 static void
   1401 TestSwapCase(UDataMemory *pData, const char *name,
   1402              UDataSwapFn *swapFn,
   1403              uint8_t *buffer, uint8_t *buffer2) {
   1404     UDataSwapper *ds;
   1405     const void *inData, *inHeader;
   1406     int32_t length, dataLength, length2, headerLength;
   1407 
   1408     UErrorCode errorCode;
   1409     UErrorCode badStatus;
   1410 
   1411     UBool inEndian, oppositeEndian;
   1412     uint8_t inCharset, oppositeCharset;
   1413 
   1414     /* First we check that swapFn handles failures as expected. */
   1415     errorCode = U_UNSUPPORTED_ERROR;
   1416     length = swapFn(NULL, NULL, 0, buffer, &errorCode);
   1417     if (length != 0 || errorCode != U_UNSUPPORTED_ERROR) {
   1418         log_err("%s() did not fail as expected - %s\n", name, u_errorName(errorCode));
   1419     }
   1420     errorCode = U_ZERO_ERROR;
   1421     length = swapFn(NULL, NULL, 0, buffer, &errorCode);
   1422     if (length != 0 || errorCode != U_ILLEGAL_ARGUMENT_ERROR) {
   1423         log_err("%s() did not fail as expected with bad arguments - %s\n", name, u_errorName(errorCode));
   1424     }
   1425 
   1426 
   1427     /* Continue with the rest of the tests. */
   1428     errorCode = U_ZERO_ERROR;
   1429     inData=udata_getMemory(pData);
   1430 
   1431     /*
   1432      * get the data length if possible, to verify that swapping and preflighting
   1433      * handles the entire data
   1434      */
   1435     dataLength=udata_getLength(pData);
   1436 
   1437     /*
   1438      * get the header and its length
   1439      * all of the swap implementation functions require the header to be included
   1440      */
   1441     inHeader=udata_getRawMemory(pData);
   1442     headerLength=(int32_t)((const char *)inData-(const char *)inHeader);
   1443 
   1444     /* first swap to opposite endianness but same charset family */
   1445     errorCode=U_ZERO_ERROR;
   1446     ds=udata_openSwapperForInputData(inHeader, headerLength,
   1447             !U_IS_BIG_ENDIAN, U_CHARSET_FAMILY, &errorCode);
   1448     if(U_FAILURE(errorCode)) {
   1449         log_err("udata_openSwapperForInputData(%s->!isBig+same charset) failed - %s\n",
   1450                 name, u_errorName(errorCode));
   1451         return;
   1452     }
   1453 
   1454     inEndian=ds->inIsBigEndian;
   1455     inCharset=ds->inCharset;
   1456 
   1457     oppositeEndian=!inEndian;
   1458     oppositeCharset= inCharset==U_ASCII_FAMILY ? U_EBCDIC_FAMILY : U_ASCII_FAMILY;
   1459 
   1460     /* make this test work with data files that are built for a different platform */
   1461     if(inEndian!=U_IS_BIG_ENDIAN || inCharset!=U_CHARSET_FAMILY) {
   1462         udata_closeSwapper(ds);
   1463         ds=udata_openSwapper(inEndian, inCharset, oppositeEndian, inCharset, &errorCode);
   1464         if(U_FAILURE(errorCode)) {
   1465             log_err("udata_openSwapper(%s->!isBig+same charset) failed - %s\n",
   1466                     name, u_errorName(errorCode));
   1467             return;
   1468         }
   1469     }
   1470 
   1471     /*
   1472     Check error checking of swappable data not specific to this swapper.
   1473     This should always fail.
   1474     */
   1475     badStatus = U_ZERO_ERROR;
   1476     length=swapFn(ds, &gOffsetTOCAppData_dat, -1, NULL, &badStatus);
   1477     if(badStatus != U_UNSUPPORTED_ERROR) {
   1478         log_err("swapFn(%s->!isBig+same charset) unexpectedly succeeded on bad data - %s\n",
   1479                 name, u_errorName(errorCode));
   1480         udata_closeSwapper(ds);
   1481         return;
   1482     }
   1483 
   1484     /* Now allow errors to be printed */
   1485     ds->printError=printError;
   1486 
   1487     /* preflight the length */
   1488     length=swapFn(ds, inHeader, -1, NULL, &errorCode);
   1489     if(U_FAILURE(errorCode)) {
   1490         log_err("swapFn(preflight %s->!isBig+same charset) failed - %s\n",
   1491                 name, u_errorName(errorCode));
   1492         udata_closeSwapper(ds);
   1493         return;
   1494     }
   1495 
   1496     /* compare the preflighted length against the data length */
   1497     if(dataLength>=0 && (length+15)<(headerLength+dataLength)) {
   1498         log_err("swapFn(preflight %s->!isBig+same charset) length too small: %d < data length %d\n",
   1499                 name, length, (headerLength+dataLength));
   1500         udata_closeSwapper(ds);
   1501         return;
   1502     }
   1503 
   1504     /* swap, not in-place */
   1505     length2=swapFn(ds, inHeader, length, buffer, &errorCode);
   1506     udata_closeSwapper(ds);
   1507     if(U_FAILURE(errorCode)) {
   1508         log_err("swapFn(%s->!isBig+same charset) failed - %s\n",
   1509                 name, u_errorName(errorCode));
   1510         return;
   1511     }
   1512 
   1513     /* compare the swap length against the preflighted length */
   1514     if(length2!=length) {
   1515         log_err("swapFn(%s->!isBig+same charset) length differs from preflighting: %d != preflighted %d\n",
   1516                 name, length2, length);
   1517         return;
   1518     }
   1519 
   1520     /* next swap to opposite charset family */
   1521     ds=udata_openSwapper(oppositeEndian, inCharset,
   1522                          oppositeEndian, oppositeCharset,
   1523                          &errorCode);
   1524     if(U_FAILURE(errorCode)) {
   1525         log_err("udata_openSwapper(%s->!isBig+other charset) failed - %s\n",
   1526                 name, u_errorName(errorCode));
   1527         return;
   1528     }
   1529     ds->printError=printError;
   1530 
   1531     /* swap in-place */
   1532     length2=swapFn(ds, buffer, length, buffer, &errorCode);
   1533     udata_closeSwapper(ds);
   1534     if(U_FAILURE(errorCode)) {
   1535         log_err("swapFn(%s->!isBig+other charset) failed - %s\n",
   1536                 name, u_errorName(errorCode));
   1537         return;
   1538     }
   1539 
   1540     /* compare the swap length against the original length */
   1541     if(length2!=length) {
   1542         log_err("swapFn(%s->!isBig+other charset) length differs from original: %d != original %d\n",
   1543                 name, length2, length);
   1544         return;
   1545     }
   1546 
   1547     /* finally swap to original platform values */
   1548     ds=udata_openSwapper(oppositeEndian, oppositeCharset,
   1549                          inEndian, inCharset,
   1550                          &errorCode);
   1551     if(U_FAILURE(errorCode)) {
   1552         log_err("udata_openSwapper(%s->back to original) failed - %s\n",
   1553                 name, u_errorName(errorCode));
   1554         return;
   1555     }
   1556     ds->printError=printError;
   1557 
   1558     /* swap, not in-place */
   1559     length2=swapFn(ds, buffer, length, buffer2, &errorCode);
   1560     udata_closeSwapper(ds);
   1561     if(U_FAILURE(errorCode)) {
   1562         log_err("swapFn(%s->back to original) failed - %s\n",
   1563                 name, u_errorName(errorCode));
   1564         return;
   1565     }
   1566 
   1567     /* compare the swap length against the original length */
   1568     if(length2!=length) {
   1569         log_err("swapFn(%s->back to original) length differs from original: %d != original %d\n",
   1570                 name, length2, length);
   1571         return;
   1572     }
   1573 
   1574     /* compare the final contents with the original */
   1575     if(0!=uprv_memcmp(inHeader, buffer2, length)) {
   1576         const uint8_t *original;
   1577         uint8_t diff[8];
   1578         int32_t i, j;
   1579 
   1580         log_err("swapFn(%s->back to original) contents differs from original\n",
   1581                 name);
   1582 
   1583         /* find the first difference */
   1584         original=(const uint8_t *)inHeader;
   1585         for(i=0; i<length && original[i]==buffer2[i]; ++i) {}
   1586 
   1587         /* find the next byte that is the same */
   1588         for(j=i+1; j<length && original[j]!=buffer2[j]; ++j) {}
   1589         log_info("    difference at index %d=0x%x, until index %d=0x%x\n", i, i, j, j);
   1590 
   1591         /* round down to the last 4-boundary for better result output */
   1592         i&=~3;
   1593         log_info("showing bytes from index %d=0x%x (length %d=0x%x):\n", i, i, length, length);
   1594 
   1595         /* print 8 bytes but limit to the buffer contents */
   1596         length2=i+sizeof(diff);
   1597         if(length2>length) {
   1598             length2=length;
   1599         }
   1600 
   1601         /* print the original bytes */
   1602         uprv_memset(diff, 0, sizeof(diff));
   1603         for(j=i; j<length2; ++j) {
   1604             diff[j-i]=original[j];
   1605         }
   1606         log_info("    original: %02x %02x %02x %02x %02x %02x %02x %02x\n",
   1607             diff[0], diff[1], diff[2], diff[3], diff[4], diff[5], diff[6], diff[7]);
   1608 
   1609         /* print the swapped bytes */
   1610         uprv_memset(diff, 0, sizeof(diff));
   1611         for(j=i; j<length2; ++j) {
   1612             diff[j-i]=buffer2[j];
   1613         }
   1614         log_info("    swapped:  %02x %02x %02x %02x %02x %02x %02x %02x\n",
   1615             diff[0], diff[1], diff[2], diff[3], diff[4], diff[5], diff[6], diff[7]);
   1616     }
   1617 }
   1618 
   1619 static void U_CALLCONV
   1620 printErrorToString(void *context, const char *fmt, va_list args) {
   1621     vsprintf((char *)context, fmt, args);
   1622 }
   1623 
   1624 #if !UCONFIG_NO_FILE_IO && !UCONFIG_NO_LEGACY_CONVERSION
   1625 static void
   1626 TestSwapData() {
   1627     char name[100];
   1628     UDataSwapper *ds;
   1629     UDataMemory *pData;
   1630     uint8_t *buffer;
   1631     const char *pkg, *nm, *testPath;
   1632     UErrorCode errorCode = U_ZERO_ERROR;
   1633     int32_t i;
   1634 
   1635     buffer=(uint8_t *)malloc(2*SWAP_BUFFER_SIZE);
   1636     if(buffer==NULL) {
   1637         log_err("unable to allocate %d bytes\n", 2*SWAP_BUFFER_SIZE);
   1638         return;
   1639     }
   1640 
   1641     testPath=loadTestData(&errorCode);
   1642     if(U_FAILURE(errorCode)) {
   1643         log_data_err("Could not load testdata.dat, status = %s\n", u_errorName(errorCode));
   1644     }
   1645 
   1646     /* Test that printError works as expected. */
   1647     errorCode=U_USELESS_COLLATOR_ERROR;
   1648     ds=udata_openSwapper(U_IS_BIG_ENDIAN, U_ASCII_FAMILY,
   1649                          !U_IS_BIG_ENDIAN, U_ASCII_FAMILY,
   1650                          &errorCode);
   1651     if (ds != NULL || errorCode != U_USELESS_COLLATOR_ERROR) {
   1652         log_err("udata_openSwapper should have returned NULL with bad argument\n", name);
   1653     }
   1654     errorCode=U_ZERO_ERROR;
   1655     ds=udata_openSwapper(U_IS_BIG_ENDIAN, U_ASCII_FAMILY,
   1656                          !U_IS_BIG_ENDIAN, U_ASCII_FAMILY,
   1657                          &errorCode);
   1658     ds->printError=printErrorToString;
   1659     ds->printErrorContext=name;
   1660     udata_printError(ds, "This %s a %s", "is", "test");
   1661     udata_closeSwapper(ds);
   1662     if (strcmp(name, "This is a test") != 0) {
   1663         log_err("udata_printError can't properly print error messages. Got = %s\n", name);
   1664     }
   1665     errorCode = U_USELESS_COLLATOR_ERROR;
   1666     ds=udata_openSwapperForInputData(NULL, 0,
   1667                          !U_IS_BIG_ENDIAN, U_ASCII_FAMILY,
   1668                          &errorCode);
   1669     if (ds != NULL || errorCode != U_USELESS_COLLATOR_ERROR) {
   1670         log_err("udata_openSwapperForInputData should have returned NULL with bad argument\n", name);
   1671     }
   1672     errorCode=U_ZERO_ERROR;
   1673     ds=udata_openSwapperForInputData(NULL, 0,
   1674                          !U_IS_BIG_ENDIAN, U_ASCII_FAMILY,
   1675                          &errorCode);
   1676     if (ds != NULL || errorCode != U_ILLEGAL_ARGUMENT_ERROR) {
   1677         log_err("udata_openSwapperForInputData should have returned NULL with bad argument\n", name);
   1678     }
   1679     errorCode=U_ZERO_ERROR;
   1680     memset(buffer, 0, sizeof(2*SWAP_BUFFER_SIZE));
   1681     ds=udata_openSwapperForInputData(buffer, 2*SWAP_BUFFER_SIZE,
   1682                          !U_IS_BIG_ENDIAN, U_ASCII_FAMILY,
   1683                          &errorCode);
   1684     if (ds != NULL || errorCode != U_UNSUPPORTED_ERROR) {
   1685         log_err("udata_openSwapperForInputData should have returned NULL with bad argument\n", name);
   1686     }
   1687     errorCode=U_ZERO_ERROR;
   1688 
   1689     /* Test argument checking. ucol_swap is normally tested via ures_swap, and isn't normally called directly. */
   1690 #if !UCONFIG_NO_COLLATION
   1691     ucol_swap(NULL, NULL, -1, NULL, &errorCode);
   1692     if (errorCode != U_ILLEGAL_ARGUMENT_ERROR) {
   1693         log_err("ucol_swap did not fail as expected\n", name);
   1694     }
   1695     errorCode=U_ZERO_ERROR;
   1696 #endif
   1697 
   1698     for(i=0; i<UPRV_LENGTHOF(swapCases); ++i) {
   1699         /* build the name for logging */
   1700         errorCode=U_ZERO_ERROR;
   1701         if(swapCases[i].name[0]=='*') {
   1702             pkg=testPath;
   1703             nm=swapCases[i].name+1;
   1704             uprv_strcpy(name, "testdata");
   1705         } else if (uprv_strcmp(swapCases[i].type, "brk")==0
   1706             || uprv_strcmp(swapCases[i].type, "dict")==0) {
   1707             pkg=U_ICUDATA_BRKITR;
   1708             nm=swapCases[i].name;
   1709             uprv_strcpy(name, U_ICUDATA_BRKITR);
   1710 #if !UCONFIG_NO_COLLATION
   1711         } else if (uprv_strcmp(swapCases[i].name, "ucadata")==0
   1712             || uprv_strcmp(swapCases[i].name, "invuca")==0) {
   1713             pkg=U_ICUDATA_COLL;
   1714             nm=swapCases[i].name;
   1715             uprv_strcpy(name, U_ICUDATA_COLL);
   1716 #endif  /* !UCONFIG_NO_COLLATION */
   1717         } else {
   1718             pkg=NULL;
   1719             nm=swapCases[i].name;
   1720             uprv_strcpy(name, "NULL");
   1721         }
   1722         uprv_strcat(name, "/");
   1723         uprv_strcat(name, nm);
   1724         uprv_strcat(name, ".");
   1725         uprv_strcat(name, swapCases[i].type);
   1726 
   1727         pData=udata_open(pkg, swapCases[i].type, nm, &errorCode);
   1728 
   1729         if(U_SUCCESS(errorCode)) {
   1730             TestSwapCase(pData, name, swapCases[i].swapFn, buffer, buffer+SWAP_BUFFER_SIZE);
   1731             udata_close(pData);
   1732         } else {
   1733             log_data_err("udata_open(%s) failed - %s\n",
   1734                 name, u_errorName(errorCode));
   1735         }
   1736     }
   1737 
   1738     free(buffer);
   1739 }
   1740 #endif
   1741 
   1742 static void PointerTableOfContents() {
   1743     UDataMemory      *dataItem;
   1744     UErrorCode        status=U_ZERO_ERROR;
   1745 
   1746     /*
   1747      * Got testdata.dat into memory, now we try setAppData using the memory image.
   1748      */
   1749 
   1750     status=U_ZERO_ERROR;
   1751     udata_setAppData("OffsetTOCAppData", &gOffsetTOCAppData_dat, &status);
   1752     if (status != U_ZERO_ERROR) {
   1753         log_err("FAIL: TestUDataSetAppData(): udata_setAppData(\"appData1\", fileBuf, status) \n"
   1754                 " returned status of %s\n", u_errorName(status));
   1755         return;
   1756     }
   1757 
   1758     dataItem = udata_open("OffsetTOCAppData", "", "gOffsetTOCAppDataItem1", &status);
   1759     if (U_FAILURE(status)) {
   1760         log_err("FAIL: gOffsetTOCAppDataItem1 could not be opened. status = %s\n", u_errorName(status));
   1761     }
   1762     if (udata_getMemory(dataItem) != NULL) {
   1763         log_verbose("FAIL: udata_getMemory(dataItem) passed\n");
   1764     }
   1765     else {
   1766         log_err("FAIL: udata_getMemory returned NULL\n", u_errorName(status));
   1767     }
   1768     udata_close(dataItem);
   1769 
   1770     dataItem = udata_open("OffsetTOCAppData-a", "", "b", &status);
   1771     if (U_FAILURE(status)) {
   1772         log_err("FAIL: gOffsetTOCAppDataItem1 in tree \"a\" could not be opened. status = %s\n", u_errorName(status));
   1773     }
   1774     if (udata_getMemory(dataItem) != NULL) {
   1775         log_verbose("FAIL: udata_getMemory(dataItem) in tree \"a\" passed\n");
   1776     }
   1777     else {
   1778         log_err("FAIL: udata_getMemory returned NULL\n", u_errorName(status));
   1779     }
   1780     udata_close(dataItem);
   1781 
   1782     dataItem = udata_open("OffsetTOCAppData", "", "gOffsetTOCGarbage", &status);
   1783     if (U_SUCCESS(status)) {
   1784         log_err("FAIL: gOffsetTOCGarbage should not be opened. status = %s\n", u_errorName(status));
   1785     }
   1786     dataItem = udata_open("OffsetTOCAppData", "", "gOffsetTOCNonExistent", &status);
   1787     if (U_SUCCESS(status)) {
   1788         log_err("FAIL: gOffsetTOCNonExistent should not be found. status = %s\n", u_errorName(status));
   1789     }
   1790 
   1791 }
   1792 
   1793 static void SetBadCommonData(void) {
   1794     /* It's difficult to test that udata_setCommonData really works within the test framework.
   1795        So we just test that foolish people can't do bad things. */
   1796     UErrorCode status;
   1797     char badBuffer[sizeof(gOffsetTOCAppData_dat)];
   1798 
   1799     memset(badBuffer, 0, sizeof(badBuffer));
   1800     strcpy(badBuffer, "Hello! I'm not good data.");
   1801 
   1802     /* Check that we don't do anything */
   1803     status = U_FILE_ACCESS_ERROR;
   1804     udata_setCommonData(&gOffsetTOCAppData_dat, &status);
   1805     if (status != U_FILE_ACCESS_ERROR) {
   1806         log_err("FAIL: udata_setCommonData changed the failure code.\n");
   1807     }
   1808     /* Check that we fail correctly */
   1809     status = U_ZERO_ERROR;
   1810     udata_setCommonData(NULL, &status);
   1811     if (status != U_ILLEGAL_ARGUMENT_ERROR) {
   1812         log_err("FAIL: udata_setCommonData did not fail with bad arguments.\n");
   1813     }
   1814 
   1815     /* Check that we verify that the data isn't bad */
   1816     status = U_ZERO_ERROR;
   1817     udata_setAppData("invalid path", badBuffer, &status);
   1818     if (status != U_INVALID_FORMAT_ERROR) {
   1819         log_err("FAIL: udata_setAppData doesn't verify data validity.\n");
   1820     }
   1821 }
   1822 
   1823 // Check the override loading of time zone .res files from a specified path
   1824 //
   1825 // Hand testing notes:
   1826 //   1. Run this test with the environment variable set. The following should induce faiures:
   1827 //        ICU_TIMEZONE_FILES_DIR=../testdata/out/build LD_LIBRARY_PATH=../../lib:../../stubdata:../../tools/ctestfw:$LD_LIBRARY_PATH  ./cintltst /udatatst/TestTZDataDir
   1828 //   2. Build ICU with with U_TIMEZONE_FILES_DIR defined. This should also induce failures.
   1829 //        CPPFLAGS=-DU_TIMEZONE_FILES_DIR\=`pwd`/test/testdata/out/testdata ./runConfigureICU Linux
   1830 //        make check
   1831 
   1832 static void TestTZDataDir(void) {
   1833 #if !UCONFIG_NO_FORMATTING
   1834     UErrorCode status = U_ZERO_ERROR;
   1835     const char *tzDataVersion;
   1836     const char *testDataPath;
   1837 
   1838     // Verify that default ICU time zone data version is something newer than 2014a.
   1839     tzDataVersion = ucal_getTZDataVersion(&status);
   1840     // printf("tz data version is %s\n", tzDataVersion);
   1841     if (U_FAILURE(status)) {
   1842         log_data_err("Failed call to ucal_getTZDataVersion - %s\n", u_errorName(status));
   1843         return;
   1844     } else if (strcmp("2014a", tzDataVersion) == 0) {
   1845         log_err("File %s:%d - expected something newer than time zone data 2014a.\n", __FILE__, __LINE__, tzDataVersion);
   1846     }
   1847 
   1848     testDataPath = loadTestData(&status);
   1849     // The path produced by loadTestData() will look something like
   1850     //     whatever/.../testdata/out/testdata
   1851     // The test data puts an old (2014a) version of the time zone data there.
   1852 
   1853     // Switch ICU to the testdata version of zoneinfo64.res, which is verison 2014a.
   1854     ctest_resetICU();
   1855     u_setTimeZoneFilesDirectory(testDataPath, &status);
   1856     tzDataVersion = ucal_getTZDataVersion(&status);
   1857     if (strcmp("2014a", tzDataVersion) != 0) {
   1858         log_err("File %s:%d - expected \"2014a\"; actual \"%s\"\n", __FILE__, __LINE__, tzDataVersion);
   1859     }
   1860 
   1861     ctest_resetICU();   // Return ICU to using its standard tz data.
   1862     tzDataVersion = ucal_getTZDataVersion(&status);
   1863     // printf("tz data version is %s\n", tzDataVersion);
   1864     if (strcmp("2014a", tzDataVersion) == 0) {
   1865         log_err("File %s:%d - expected something newer than time zone data 2014a.\n", __FILE__, __LINE__, tzDataVersion);
   1866     }
   1867 #endif
   1868 }
   1869