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      1 /********************************************************************
      2  * COPYRIGHT:
      3  * Copyright (c) 1997-2013, International Business Machines Corporation and
      4  * others. All Rights Reserved.
      5  ********************************************************************/
      6 /********************************************************************************
      7 *
      8 * File CINTLTST.C
      9 *
     10 * Modification History:
     11 *        Name                     Description
     12 *     Madhu Katragadda               Creation
     13 *********************************************************************************
     14 */
     15 
     16 /*The main root for C API tests*/
     17 
     18 #include <stdlib.h>
     19 #include <stdio.h>
     20 #include <string.h>
     21 #include "unicode/utypes.h"
     22 #include "unicode/putil.h"
     23 #include "cstring.h"
     24 #include "cintltst.h"
     25 #include "uassert.h"
     26 #include "cmemory.h"
     27 #include "unicode/uchar.h"
     28 #include "unicode/ustring.h"
     29 #include "unicode/ucnv.h"
     30 #include "unicode/ures.h"
     31 #include "unicode/uclean.h"
     32 #include "unicode/ucal.h"
     33 #include "uoptions.h"
     34 #include "putilimp.h" /* for uprv_getRawUTCtime() */
     35 #ifdef URES_DEBUG
     36 #include "uresimp.h" /* for ures_dumpCacheContents() */
     37 #endif
     38 
     39 #ifdef XP_MAC_CONSOLE
     40 #   include <console.h>
     41 #endif
     42 
     43 #define CTST_MAX_ALLOC 8192
     44 /* Array used as a queue */
     45 static void * ctst_allocated_stuff[CTST_MAX_ALLOC] = {0};
     46 static int ctst_allocated = 0;
     47 static UBool ctst_free = FALSE;
     48 static int ctst_allocated_total = 0;
     49 
     50 #define CTST_LEAK_CHECK 1
     51 
     52 #ifdef CTST_LEAK_CHECK
     53 static void ctst_freeAll(void);
     54 #endif
     55 
     56 static char* _testDataPath=NULL;
     57 
     58 /*
     59  *  Forward Declarations
     60  */
     61 void ctest_setICU_DATA(void);
     62 
     63 
     64 
     65 #if UCONFIG_NO_LEGACY_CONVERSION
     66 #   define TRY_CNV_1 "iso-8859-1"
     67 #   define TRY_CNV_2 "ibm-1208"
     68 #else
     69 #   define TRY_CNV_1 "iso-8859-7"
     70 #   define TRY_CNV_2 "sjis"
     71 #endif
     72 
     73 static int gOrigArgc;
     74 static const char* const * gOrigArgv;
     75 
     76 int main(int argc, const char* const argv[])
     77 {
     78     int nerrors = 0;
     79     UBool   defaultDataFound;
     80     TestNode *root;
     81     const char *warnOrErr = "Failure";
     82     UDate startTime, endTime;
     83     int32_t diffTime;
     84 
     85     /* initial check for the default converter */
     86     UErrorCode errorCode = U_ZERO_ERROR;
     87     UResourceBundle *rb;
     88     UConverter *cnv;
     89 
     90     U_MAIN_INIT_ARGS(argc, argv);
     91 
     92     startTime = uprv_getRawUTCtime();
     93 
     94     gOrigArgc = argc;
     95     gOrigArgv = argv;
     96     if (!initArgs(argc, argv, NULL, NULL)) {
     97         /* Error already displayed. */
     98         return -1;
     99     }
    100 
    101     /* Check whether ICU will initialize without forcing the build data directory into
    102      *  the ICU_DATA path.  Success here means either the data dll contains data, or that
    103      *  this test program was run with ICU_DATA set externally.  Failure of this check
    104      *  is normal when ICU data is not packaged into a shared library.
    105      *
    106      *  Whether or not this test succeeds, we want to cleanup and reinitialize
    107      *  with a data path so that data loading from individual files can be tested.
    108      */
    109     defaultDataFound = TRUE;
    110     u_init(&errorCode);
    111     if (U_FAILURE(errorCode)) {
    112         fprintf(stderr,
    113             "#### Note:  ICU Init without build-specific setDataDirectory() failed. %s\n", u_errorName(errorCode));
    114         defaultDataFound = FALSE;
    115     }
    116     u_cleanup();
    117 #ifdef URES_DEBUG
    118     fprintf(stderr, "After initial u_cleanup: RB cache %s empty.\n", ures_dumpCacheContents()?"WAS NOT":"was");
    119 #endif
    120 
    121     while (getTestOption(REPEAT_TESTS_OPTION) > 0) {   /* Loop runs once per complete execution of the tests
    122                                   *   used for -r  (repeat) test option.                */
    123         if (!initArgs(argc, argv, NULL, NULL)) {
    124             /* Error already displayed. */
    125             return -1;
    126         }
    127         errorCode = U_ZERO_ERROR;
    128 
    129         /* Initialize ICU */
    130         if (!defaultDataFound) {
    131             ctest_setICU_DATA();    /* u_setDataDirectory() must happen Before u_init() */
    132         }
    133         u_init(&errorCode);
    134         if (U_FAILURE(errorCode)) {
    135             fprintf(stderr,
    136                 "#### ERROR! %s: u_init() failed with status = \"%s\".\n"
    137                 "*** Check the ICU_DATA environment variable and \n"
    138                 "*** check that the data files are present.\n", argv[0], u_errorName(errorCode));
    139                 if(!getTestOption(WARN_ON_MISSING_DATA_OPTION)) {
    140                     fprintf(stderr, "*** Exiting.  Use the '-w' option if data files were\n*** purposely removed, to continue test anyway.\n");
    141                     u_cleanup();
    142                     return 1;
    143                 }
    144         }
    145 
    146 
    147 
    148         /* try more data */
    149         cnv = ucnv_open(TRY_CNV_2, &errorCode);
    150         if(cnv != 0) {
    151             /* ok */
    152             ucnv_close(cnv);
    153         } else {
    154             fprintf(stderr,
    155                     "*** %s! The converter for " TRY_CNV_2 " cannot be opened.\n"
    156                     "*** Check the ICU_DATA environment variable and \n"
    157                     "*** check that the data files are present.\n", warnOrErr);
    158             if(!getTestOption(WARN_ON_MISSING_DATA_OPTION)) {
    159                 fprintf(stderr, "*** Exitting.  Use the '-w' option if data files were\n*** purposely removed, to continue test anyway.\n");
    160                 u_cleanup();
    161                 return 1;
    162             }
    163         }
    164 
    165         rb = ures_open(NULL, "en", &errorCode);
    166         if(U_SUCCESS(errorCode)) {
    167             /* ok */
    168             ures_close(rb);
    169         } else {
    170             fprintf(stderr,
    171                     "*** %s! The \"en\" locale resource bundle cannot be opened.\n"
    172                     "*** Check the ICU_DATA environment variable and \n"
    173                     "*** check that the data files are present.\n", warnOrErr);
    174             if(!getTestOption(WARN_ON_MISSING_DATA_OPTION)) {
    175                 fprintf(stderr, "*** Exitting.  Use the '-w' option if data files were\n*** purposely removed, to continue test anyway.\n");
    176                 u_cleanup();
    177                 return 1;
    178             }
    179         }
    180 
    181         errorCode = U_ZERO_ERROR;
    182         rb = ures_open(NULL, NULL, &errorCode);
    183         if(U_SUCCESS(errorCode)) {
    184             /* ok */
    185             if (errorCode == U_USING_DEFAULT_WARNING || errorCode == U_USING_FALLBACK_WARNING) {
    186                 fprintf(stderr,
    187                         "#### Note: The default locale %s is not available\n", uloc_getDefault());
    188             }
    189             ures_close(rb);
    190         } else {
    191             fprintf(stderr,
    192                     "*** %s! Can not open a resource bundle for the default locale %s\n", warnOrErr, uloc_getDefault());
    193             if(!getTestOption(WARN_ON_MISSING_DATA_OPTION)) {
    194                 fprintf(stderr, "*** Exitting.  Use the '-w' option if data files were\n"
    195                     "*** purposely removed, to continue test anyway.\n");
    196                 u_cleanup();
    197                 return 1;
    198             }
    199         }
    200         fprintf(stdout, "Default locale for this run is %s\n", uloc_getDefault());
    201 
    202         /* Build a tree of all tests.
    203          *   Subsequently will be used to find / iterate the tests to run */
    204         root = NULL;
    205         addAllTests(&root);
    206 
    207         /*  Tests acutally run HERE.   TODO:  separate command line option parsing & setting from test execution!! */
    208         nerrors = runTestRequest(root, argc, argv);
    209 
    210         setTestOption(REPEAT_TESTS_OPTION, DECREMENT_OPTION_VALUE);
    211         if (getTestOption(REPEAT_TESTS_OPTION) > 0) {
    212             printf("Repeating tests %d more time(s)\n", getTestOption(REPEAT_TESTS_OPTION));
    213         }
    214         cleanUpTestTree(root);
    215 
    216 #ifdef CTST_LEAK_CHECK
    217         ctst_freeAll();
    218         /* To check for leaks */
    219         u_cleanup(); /* nuke the hashtable.. so that any still-open cnvs are leaked */
    220 
    221         if(getTestOption(VERBOSITY_OPTION) && ctst_allocated_total>0) {
    222           fprintf(stderr,"ctst_freeAll():  cleaned up after %d allocations (queue of %d)\n", ctst_allocated_total, CTST_MAX_ALLOC);
    223         }
    224 #ifdef URES_DEBUG
    225         if(ures_dumpCacheContents()) {
    226           fprintf(stderr, "Error: After final u_cleanup, RB cache was not empty.\n");
    227           nerrors++;
    228         } else {
    229           fprintf(stderr,"OK: After final u_cleanup, RB cache was empty.\n");
    230         }
    231 #endif
    232 #endif
    233 
    234     }  /* End of loop that repeats the entire test, if requested.  (Normally doesn't loop)  */
    235 
    236     endTime = uprv_getRawUTCtime();
    237     diffTime = (int32_t)(endTime - startTime);
    238     printf("Elapsed Time: %02d:%02d:%02d.%03d\n",
    239         (int)((diffTime%U_MILLIS_PER_DAY)/U_MILLIS_PER_HOUR),
    240         (int)((diffTime%U_MILLIS_PER_HOUR)/U_MILLIS_PER_MINUTE),
    241         (int)((diffTime%U_MILLIS_PER_MINUTE)/U_MILLIS_PER_SECOND),
    242         (int)(diffTime%U_MILLIS_PER_SECOND));
    243 
    244     return nerrors ? 1 : 0;
    245 }
    246 
    247 /*
    248 static void ctest_appendToDataDirectory(const char *toAppend)
    249 {
    250     const char *oldPath ="";
    251     char newBuf [1024];
    252     char *newPath = newBuf;
    253     int32_t oldLen;
    254     int32_t newLen;
    255 
    256     if((toAppend == NULL) || (*toAppend == 0)) {
    257         return;
    258     }
    259 
    260     oldPath = u_getDataDirectory();
    261     if( (oldPath==NULL) || (*oldPath == 0)) {
    262         u_setDataDirectory(toAppend);
    263     } else {
    264         oldLen = strlen(oldPath);
    265         newLen = strlen(toAppend)+1+oldLen;
    266 
    267         if(newLen > 1022)
    268         {
    269             newPath = (char *)ctst_malloc(newLen);
    270         }
    271 
    272         strcpy(newPath, oldPath);
    273         strcpy(newPath+oldLen, U_PATH_SEP_STRING);
    274         strcpy(newPath+oldLen+1, toAppend);
    275 
    276         u_setDataDirectory(newPath);
    277 
    278         if(newPath != newBuf)
    279         {
    280             free(newPath);
    281         }
    282     }
    283 }
    284 */
    285 
    286 /* returns the path to icu/source/data */
    287 const char *  ctest_dataSrcDir()
    288 {
    289     static const char *dataSrcDir = NULL;
    290 
    291     if(dataSrcDir) {
    292         return dataSrcDir;
    293     }
    294 
    295     /* U_TOPSRCDIR is set by the makefiles on UNIXes when building cintltst and intltst
    296     //              to point to the top of the build hierarchy, which may or
    297     //              may not be the same as the source directory, depending on
    298     //              the configure options used.  At any rate,
    299     //              set the data path to the built data from this directory.
    300     //              The value is complete with quotes, so it can be used
    301     //              as-is as a string constant.
    302     */
    303 #if defined (U_TOPSRCDIR)
    304     {
    305         dataSrcDir = U_TOPSRCDIR  U_FILE_SEP_STRING "data" U_FILE_SEP_STRING;
    306     }
    307 #else
    308 
    309     /* On Windows, the file name obtained from __FILE__ includes a full path.
    310      *             This file is "wherever\icu\source\test\cintltst\cintltst.c"
    311      *             Change to    "wherever\icu\source\data"
    312      */
    313     {
    314         static char p[sizeof(__FILE__) + 20];
    315         char *pBackSlash;
    316         int i;
    317 
    318         strcpy(p, __FILE__);
    319         /* We want to back over three '\' chars.                            */
    320         /*   Only Windows should end up here, so looking for '\' is safe.   */
    321         for (i=1; i<=3; i++) {
    322             pBackSlash = strrchr(p, U_FILE_SEP_CHAR);
    323             if (pBackSlash != NULL) {
    324                 *pBackSlash = 0;        /* Truncate the string at the '\'   */
    325             }
    326         }
    327 
    328         if (pBackSlash != NULL) {
    329             /* We found and truncated three names from the path.
    330              *  Now append "source\data" and set the environment
    331              */
    332             strcpy(pBackSlash, U_FILE_SEP_STRING "data" U_FILE_SEP_STRING );
    333             dataSrcDir = p;
    334         }
    335         else {
    336             /* __FILE__ on MSVC7 does not contain the directory */
    337             FILE *file = fopen(".."U_FILE_SEP_STRING".."U_FILE_SEP_STRING "data" U_FILE_SEP_STRING "Makefile.in", "r");
    338             if (file) {
    339                 fclose(file);
    340                 dataSrcDir = ".."U_FILE_SEP_STRING".."U_FILE_SEP_STRING "data" U_FILE_SEP_STRING;
    341             }
    342             else {
    343                 dataSrcDir = ".."U_FILE_SEP_STRING".."U_FILE_SEP_STRING".."U_FILE_SEP_STRING".."U_FILE_SEP_STRING "data" U_FILE_SEP_STRING;
    344             }
    345         }
    346     }
    347 #endif
    348 
    349     return dataSrcDir;
    350 
    351 }
    352 
    353 /* returns the path to icu/source/data/out */
    354 const char *ctest_dataOutDir()
    355 {
    356     static const char *dataOutDir = NULL;
    357 
    358     if(dataOutDir) {
    359         return dataOutDir;
    360     }
    361 
    362     /* U_TOPBUILDDIR is set by the makefiles on UNIXes when building cintltst and intltst
    363     //              to point to the top of the build hierarchy, which may or
    364     //              may not be the same as the source directory, depending on
    365     //              the configure options used.  At any rate,
    366     //              set the data path to the built data from this directory.
    367     //              The value is complete with quotes, so it can be used
    368     //              as-is as a string constant.
    369     */
    370 #if defined (U_TOPBUILDDIR)
    371     {
    372         dataOutDir = U_TOPBUILDDIR "data"U_FILE_SEP_STRING"out"U_FILE_SEP_STRING;
    373     }
    374 #else
    375 
    376     /* On Windows, the file name obtained from __FILE__ includes a full path.
    377      *             This file is "wherever\icu\source\test\cintltst\cintltst.c"
    378      *             Change to    "wherever\icu\source\data"
    379      */
    380     {
    381         static char p[sizeof(__FILE__) + 20];
    382         char *pBackSlash;
    383         int i;
    384 
    385         strcpy(p, __FILE__);
    386         /* We want to back over three '\' chars.                            */
    387         /*   Only Windows should end up here, so looking for '\' is safe.   */
    388         for (i=1; i<=3; i++) {
    389             pBackSlash = strrchr(p, U_FILE_SEP_CHAR);
    390             if (pBackSlash != NULL) {
    391                 *pBackSlash = 0;        /* Truncate the string at the '\'   */
    392             }
    393         }
    394 
    395         if (pBackSlash != NULL) {
    396             /* We found and truncated three names from the path.
    397              *  Now append "source\data" and set the environment
    398              */
    399             strcpy(pBackSlash, U_FILE_SEP_STRING "data" U_FILE_SEP_STRING "out" U_FILE_SEP_STRING);
    400             dataOutDir = p;
    401         }
    402         else {
    403             /* __FILE__ on MSVC7 does not contain the directory */
    404             FILE *file = fopen(".."U_FILE_SEP_STRING".."U_FILE_SEP_STRING "data" U_FILE_SEP_STRING "Makefile.in", "r");
    405             if (file) {
    406                 fclose(file);
    407                 dataOutDir = ".."U_FILE_SEP_STRING".."U_FILE_SEP_STRING "data" U_FILE_SEP_STRING "out" U_FILE_SEP_STRING;
    408             }
    409             else {
    410                 dataOutDir = ".."U_FILE_SEP_STRING".."U_FILE_SEP_STRING".."U_FILE_SEP_STRING".."U_FILE_SEP_STRING "data" U_FILE_SEP_STRING "out" U_FILE_SEP_STRING;
    411             }
    412         }
    413     }
    414 #endif
    415 
    416     return dataOutDir;
    417 }
    418 
    419 /*  ctest_setICU_DATA  - if the ICU_DATA environment variable is not already
    420  *                       set, try to deduce the directory in which ICU was built,
    421  *                       and set ICU_DATA to "icu/source/data" in that location.
    422  *                       The intent is to allow the tests to have a good chance
    423  *                       of running without requiring that the user manually set
    424  *                       ICU_DATA.  Common data isn't a problem, since it is
    425  *                       picked up via a static (build time) reference, but the
    426  *                       tests dynamically load some data.
    427  */
    428 void ctest_setICU_DATA() {
    429 
    430     /* No location for the data dir was identifiable.
    431      *   Add other fallbacks for the test data location here if the need arises
    432      */
    433     if (getenv("ICU_DATA") == NULL) {
    434         /* If ICU_DATA isn't set, set it to the usual location */
    435         u_setDataDirectory(ctest_dataOutDir());
    436     }
    437 }
    438 
    439 /*  These tests do cleanup and reinitialize ICU in the course of their operation.
    440  *    The ICU data directory must be preserved across these operations.
    441  *    Here is a helper function to assist with that.
    442  */
    443 static char *safeGetICUDataDirectory() {
    444     const char *dataDir = u_getDataDirectory();  /* Returned string vanashes with u_cleanup */
    445     char *retStr = NULL;
    446     if (dataDir != NULL) {
    447         retStr = (char *)malloc(strlen(dataDir)+1);
    448         strcpy(retStr, dataDir);
    449     }
    450     return retStr;
    451 }
    452 
    453 UBool ctest_resetICU() {
    454     UErrorCode   status = U_ZERO_ERROR;
    455     char         *dataDir = safeGetICUDataDirectory();
    456 
    457     u_cleanup();
    458     if (!initArgs(gOrigArgc, gOrigArgv, NULL, NULL)) {
    459         /* Error already displayed. */
    460         return FALSE;
    461     }
    462     u_setDataDirectory(dataDir);
    463     free(dataDir);
    464     u_init(&status);
    465     if (U_FAILURE(status)) {
    466         log_err_status(status, "u_init failed with %s\n", u_errorName(status));
    467         return FALSE;
    468     }
    469     return TRUE;
    470 }
    471 
    472 UChar* CharsToUChars(const char* str) {
    473     /* Might be faster to just use uprv_strlen() as the preflight len - liu */
    474     int32_t len = u_unescape(str, 0, 0); /* preflight */
    475     /* Do NOT use malloc() - we are supposed to be acting like user code! */
    476     UChar *buf = (UChar*) malloc(sizeof(UChar) * (len + 1));
    477     u_unescape(str, buf, len + 1);
    478     return buf;
    479 }
    480 
    481 char *austrdup(const UChar* unichars)
    482 {
    483     int   length;
    484     char *newString;
    485 
    486     length    = u_strlen ( unichars );
    487     /*newString = (char*)malloc  ( sizeof( char ) * 4 * ( length + 1 ) );*/ /* this leaks for now */
    488     newString = (char*)ctst_malloc  ( sizeof( char ) * 4 * ( length + 1 ) ); /* this shouldn't */
    489 
    490     if ( newString == NULL )
    491         return NULL;
    492 
    493     u_austrcpy ( newString, unichars );
    494 
    495     return newString;
    496 }
    497 
    498 char *aescstrdup(const UChar* unichars,int32_t length){
    499     char *newString,*targetLimit,*target;
    500     UConverterFromUCallback cb;
    501     const void *p;
    502     UErrorCode errorCode = U_ZERO_ERROR;
    503 #if U_CHARSET_FAMILY==U_EBCDIC_FAMILY
    504 #   if U_PLATFORM == U_PF_OS390
    505         static const char convName[] = "ibm-1047";
    506 #   else
    507         static const char convName[] = "ibm-37";
    508 #   endif
    509 #else
    510     static const char convName[] = "US-ASCII";
    511 #endif
    512     UConverter* conv = ucnv_open(convName, &errorCode);
    513     if(length==-1){
    514         length = u_strlen( unichars);
    515     }
    516     newString = (char*)ctst_malloc ( sizeof(char) * 8 * (length +1));
    517     target = newString;
    518     targetLimit = newString+sizeof(char) * 8 * (length +1);
    519     ucnv_setFromUCallBack(conv, UCNV_FROM_U_CALLBACK_ESCAPE, UCNV_ESCAPE_C, &cb, &p, &errorCode);
    520     ucnv_fromUnicode(conv,&target,targetLimit, &unichars, (UChar*)(unichars+length),NULL,TRUE,&errorCode);
    521     ucnv_close(conv);
    522     *target = '\0';
    523     return newString;
    524 }
    525 
    526 const char* loadTestData(UErrorCode* err){
    527     if( _testDataPath == NULL){
    528         const char*      directory=NULL;
    529         UResourceBundle* test =NULL;
    530         char* tdpath=NULL;
    531         const char* tdrelativepath;
    532 #if defined (U_TOPBUILDDIR)
    533         tdrelativepath = "test"U_FILE_SEP_STRING"testdata"U_FILE_SEP_STRING"out"U_FILE_SEP_STRING;
    534         directory = U_TOPBUILDDIR;
    535 #else
    536         tdrelativepath = ".."U_FILE_SEP_STRING".."U_FILE_SEP_STRING"test"U_FILE_SEP_STRING"testdata"U_FILE_SEP_STRING"out"U_FILE_SEP_STRING;
    537         directory= ctest_dataOutDir();
    538 #endif
    539 
    540         tdpath = (char*) ctst_malloc(sizeof(char) *(( strlen(directory) * strlen(tdrelativepath)) + 10));
    541 
    542 
    543         /* u_getDataDirectory shoul return \source\data ... set the
    544          * directory to ..\source\data\..\test\testdata\out\testdata
    545          *
    546          * Fallback: When Memory mapped file is built
    547          * ..\source\data\out\..\..\test\testdata\out\testdata
    548          */
    549         strcpy(tdpath, directory);
    550         strcat(tdpath, tdrelativepath);
    551         strcat(tdpath,"testdata");
    552 
    553 
    554         test=ures_open(tdpath, "testtypes", err);
    555 
    556         /* Fall back did not succeed either so return */
    557         if(U_FAILURE(*err)){
    558             *err = U_FILE_ACCESS_ERROR;
    559             log_data_err("Could not load testtypes.res in testdata bundle with path %s - %s\n", tdpath, u_errorName(*err));
    560             return "";
    561         }
    562         ures_close(test);
    563         _testDataPath = tdpath;
    564         return _testDataPath;
    565     }
    566     return _testDataPath;
    567 }
    568 
    569 #define CTEST_MAX_TIMEZONE_SIZE 256
    570 static UChar gOriginalTimeZone[CTEST_MAX_TIMEZONE_SIZE] = {0};
    571 
    572 /**
    573  * Call this once to get a consistent timezone. Use ctest_resetTimeZone to set it back to the original value.
    574  * @param optionalTimeZone Set this to a requested timezone.
    575  *      Set to NULL to use the standard test timezone (Pacific Time)
    576  */
    577 U_CFUNC void ctest_setTimeZone(const char *optionalTimeZone, UErrorCode *status) {
    578 #if !UCONFIG_NO_FORMATTING
    579     UChar zoneID[CTEST_MAX_TIMEZONE_SIZE];
    580 
    581     if (optionalTimeZone == NULL) {
    582         optionalTimeZone = "America/Los_Angeles";
    583     }
    584     if (gOriginalTimeZone[0]) {
    585         log_data_err("*** Error: time zone saved twice. New value will be %s (Are you missing data?)\n",
    586                optionalTimeZone);
    587     }
    588     ucal_getDefaultTimeZone(gOriginalTimeZone, CTEST_MAX_TIMEZONE_SIZE, status);
    589     if (U_FAILURE(*status)) {
    590         log_err("*** Error: Failed to save default time zone: %s\n",
    591                u_errorName(*status));
    592         *status = U_ZERO_ERROR;
    593     }
    594 
    595     u_uastrncpy(zoneID, optionalTimeZone, CTEST_MAX_TIMEZONE_SIZE-1);
    596     zoneID[CTEST_MAX_TIMEZONE_SIZE-1] = 0;
    597     ucal_setDefaultTimeZone(zoneID, status);
    598     if (U_FAILURE(*status)) {
    599         log_err("*** Error: Failed to set default time zone to \"%s\": %s\n",
    600                optionalTimeZone, u_errorName(*status));
    601     }
    602 #endif
    603 }
    604 
    605 /**
    606  * Call this once get back the original timezone
    607  */
    608 U_CFUNC void ctest_resetTimeZone(void) {
    609 #if !UCONFIG_NO_FORMATTING
    610     UErrorCode status = U_ZERO_ERROR;
    611 
    612     ucal_setDefaultTimeZone(gOriginalTimeZone, &status);
    613     if (U_FAILURE(status)) {
    614         log_err("*** Error: Failed to reset default time zone: %s\n",
    615                u_errorName(status));
    616     }
    617     /* Set to an empty state */
    618     gOriginalTimeZone[0] = 0;
    619 #endif
    620 }
    621 
    622 
    623 void *ctst_malloc(size_t size) {
    624   ctst_allocated_total++;
    625     if(ctst_allocated >= CTST_MAX_ALLOC - 1) {
    626         ctst_allocated = 0;
    627         ctst_free = TRUE;
    628     }
    629     if(ctst_allocated_stuff[ctst_allocated]) {
    630         free(ctst_allocated_stuff[ctst_allocated]);
    631     }
    632     return ctst_allocated_stuff[ctst_allocated++] = malloc(size);
    633 }
    634 
    635 #ifdef CTST_LEAK_CHECK
    636 static void ctst_freeAll() {
    637     int i;
    638     if(ctst_free == FALSE) { /* only free up to the allocated mark */
    639         for(i=0; i<ctst_allocated; i++) {
    640             free(ctst_allocated_stuff[i]);
    641             ctst_allocated_stuff[i] = NULL;
    642         }
    643     } else { /* free all */
    644         for(i=0; i<CTST_MAX_ALLOC; i++) {
    645             free(ctst_allocated_stuff[i]);
    646             ctst_allocated_stuff[i] = NULL;
    647         }
    648     }
    649     ctst_allocated = 0;
    650     _testDataPath=NULL;
    651 }
    652 
    653 #define VERBOSE_ASSERTIONS
    654 
    655 U_CFUNC UBool assertSuccessCheck(const char* msg, UErrorCode* ec, UBool possibleDataError) {
    656     U_ASSERT(ec!=NULL);
    657     if (U_FAILURE(*ec)) {
    658         if (possibleDataError) {
    659             log_data_err("FAIL: %s (%s)\n", msg, u_errorName(*ec));
    660         } else {
    661             log_err_status(*ec, "FAIL: %s (%s)\n", msg, u_errorName(*ec));
    662         }
    663         return FALSE;
    664     }
    665     return TRUE;
    666 }
    667 
    668 U_CFUNC UBool assertSuccess(const char* msg, UErrorCode* ec) {
    669     U_ASSERT(ec!=NULL);
    670     return assertSuccessCheck(msg, ec, FALSE);
    671 }
    672 
    673 /* if 'condition' is a UBool, the compiler complains bitterly about
    674    expressions like 'a > 0' which it evaluates as int */
    675 U_CFUNC UBool assertTrue(const char* msg, int /*not UBool*/ condition) {
    676     if (!condition) {
    677         log_err("FAIL: assertTrue() failed: %s\n", msg);
    678     }
    679 #ifdef VERBOSE_ASSERTIONS
    680     else {
    681         log_verbose("Ok: %s\n", msg);
    682     }
    683 #endif
    684     return (UBool)condition;
    685 }
    686 
    687 U_CFUNC UBool assertEquals(const char* message, const char* expected,
    688                            const char* actual) {
    689     if (uprv_strcmp(expected, actual) != 0) {
    690         log_err("FAIL: %s; got \"%s\"; expected \"%s\"\n",
    691                 message, actual, expected);
    692         return FALSE;
    693     }
    694 #ifdef VERBOSE_ASSERTIONS
    695     else {
    696         log_verbose("Ok: %s; got \"%s\"\n", message, actual);
    697     }
    698 #endif
    699     return TRUE;
    700 }
    701 
    702 #endif
    703