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      1 /***********************************************************************
      2  * COPYRIGHT:
      3  * Copyright (c) 1997-2016, International Business Machines Corporation
      4  * and others. All Rights Reserved.
      5  ***********************************************************************/
      6 
      7 #include "unicode/utypes.h"
      8 
      9 #if !UCONFIG_NO_FORMATTING
     10 
     11 #include "unicode/timezone.h"
     12 #include "unicode/simpletz.h"
     13 #include "unicode/calendar.h"
     14 #include "unicode/gregocal.h"
     15 #include "unicode/resbund.h"
     16 #include "unicode/strenum.h"
     17 #include "unicode/uversion.h"
     18 #include "tztest.h"
     19 #include "cmemory.h"
     20 #include "putilimp.h"
     21 #include "cstring.h"
     22 #include "olsontz.h"
     23 
     24 #define CASE(id,test) case id:                               \
     25                           name = #test;                      \
     26                           if (exec) {                        \
     27                               logln(#test "---"); logln(""); \
     28                               test();                        \
     29                           }                                  \
     30                           break
     31 
     32 // *****************************************************************************
     33 // class TimeZoneTest
     34 // *****************************************************************************
     35 
     36 // Some test case data is current date/tzdata version sensitive and producing errors
     37 // when year/rule are changed. Although we want to keep our eyes on test failures
     38 // caused by tzdata changes while development, keep maintaining test data in maintenance
     39 // stream is a little bit hassle. ICU 49 or later versions are using minor version field
     40 // to indicate a development build (0) or official release build (others). For development
     41 // builds, a test failure triggers an error, while release builds only report them in
     42 // verbose mode with logln.
     43 static UBool isDevelopmentBuild = (U_ICU_VERSION_MINOR_NUM == 0);
     44 
     45 void TimeZoneTest::runIndexedTest( int32_t index, UBool exec, const char* &name, char* /*par*/ )
     46 {
     47     if (exec) {
     48         logln("TestSuite TestTimeZone");
     49     }
     50     TESTCASE_AUTO_BEGIN;
     51     TESTCASE_AUTO(TestPRTOffset);
     52     TESTCASE_AUTO(TestVariousAPI518);
     53     TESTCASE_AUTO(TestGetAvailableIDs913);
     54     TESTCASE_AUTO(TestGenericAPI);
     55     TESTCASE_AUTO(TestRuleAPI);
     56     TESTCASE_AUTO(TestShortZoneIDs);
     57     TESTCASE_AUTO(TestCustomParse);
     58     TESTCASE_AUTO(TestDisplayName);
     59     TESTCASE_AUTO(TestDSTSavings);
     60     TESTCASE_AUTO(TestAlternateRules);
     61     TESTCASE_AUTO(TestCountries);
     62     TESTCASE_AUTO(TestHistorical);
     63     TESTCASE_AUTO(TestEquivalentIDs);
     64     TESTCASE_AUTO(TestAliasedNames);
     65     TESTCASE_AUTO(TestFractionalDST);
     66     TESTCASE_AUTO(TestFebruary);
     67     TESTCASE_AUTO(TestCanonicalIDAPI);
     68     TESTCASE_AUTO(TestCanonicalID);
     69     TESTCASE_AUTO(TestDisplayNamesMeta);
     70     TESTCASE_AUTO(TestGetRegion);
     71     TESTCASE_AUTO(TestGetAvailableIDsNew);
     72     TESTCASE_AUTO(TestGetUnknown);
     73     TESTCASE_AUTO(TestGetWindowsID);
     74     TESTCASE_AUTO(TestGetIDForWindowsID);
     75     TESTCASE_AUTO_END;
     76 }
     77 
     78 const int32_t TimeZoneTest::millisPerHour = 3600000;
     79 
     80 // ---------------------------------------------------------------------------------
     81 
     82 /**
     83  * Generic API testing for API coverage.
     84  */
     85 void
     86 TimeZoneTest::TestGenericAPI()
     87 {
     88     UnicodeString id("NewGMT");
     89     int32_t offset = 12345;
     90 
     91     SimpleTimeZone *zone = new SimpleTimeZone(offset, id);
     92     if (zone->useDaylightTime()) errln("FAIL: useDaylightTime should return FALSE");
     93 
     94     TimeZone* zoneclone = zone->clone();
     95     if (!(*zoneclone == *zone)) errln("FAIL: clone or operator== failed");
     96     zoneclone->setID("abc");
     97     if (!(*zoneclone != *zone)) errln("FAIL: clone or operator!= failed");
     98     delete zoneclone;
     99 
    100     zoneclone = zone->clone();
    101     if (!(*zoneclone == *zone)) errln("FAIL: clone or operator== failed");
    102     zoneclone->setRawOffset(45678);
    103     if (!(*zoneclone != *zone)) errln("FAIL: clone or operator!= failed");
    104 
    105     SimpleTimeZone copy(*zone);
    106     if (!(copy == *zone)) errln("FAIL: copy constructor or operator== failed");
    107     copy = *(SimpleTimeZone*)zoneclone;
    108     if (!(copy == *zoneclone)) errln("FAIL: assignment operator or operator== failed");
    109 
    110     TimeZone* saveDefault = TimeZone::createDefault();
    111     logln((UnicodeString)"TimeZone::createDefault() => " + saveDefault->getID(id));
    112 
    113     TimeZone::adoptDefault(zone);
    114     TimeZone* defaultzone = TimeZone::createDefault();
    115     if (defaultzone == zone ||
    116         !(*defaultzone == *zone))
    117         errln("FAIL: createDefault failed");
    118     TimeZone::adoptDefault(saveDefault);
    119     delete defaultzone;
    120     delete zoneclone;
    121 
    122     logln("call uprv_timezone() which uses the host");
    123     logln("to get the difference in seconds between coordinated universal");
    124     logln("time and local time. E.g., -28,800 for PST (GMT-8hrs)");
    125 
    126     int32_t tzoffset = uprv_timezone();
    127     if ((tzoffset % 900) != 0) {
    128         /*
    129          * Ticket#6364 and #7648
    130          * A few time zones are using GMT offests not a multiple of 15 minutes.
    131          * Therefore, we should not interpret such case as an error.
    132          * We downgrade this from errln to infoln. When we see this message,
    133          * we should examine if it is ignorable or not.
    134          */
    135         infoln("WARNING: t_timezone may be incorrect. It is not a multiple of 15min.", tzoffset);
    136     }
    137 
    138     TimeZone* hostZone = TimeZone::detectHostTimeZone();
    139     /* Host time zone's offset should match the offset returned by uprv_timezone() */
    140     if (hostZone->getRawOffset() != tzoffset * (-1000)) {
    141         errln("FAIL: detectHostTimeZone()'s raw offset != host timezone's offset");
    142     }
    143     delete hostZone;
    144 
    145     UErrorCode status = U_ZERO_ERROR;
    146     const char* tzver = TimeZone::getTZDataVersion(status);
    147     if (U_FAILURE(status)) {
    148         errcheckln(status, "FAIL: getTZDataVersion failed - %s", u_errorName(status));
    149     } else if (uprv_strlen(tzver) != 5 /* 4 digits + 1 letter */) {
    150         errln((UnicodeString)"FAIL: getTZDataVersion returned " + tzver);
    151     } else {
    152         logln((UnicodeString)"tzdata version: " + tzver);
    153     }
    154 }
    155 
    156 // ---------------------------------------------------------------------------------
    157 
    158 /**
    159  * Test the setStartRule/setEndRule API calls.
    160  */
    161 void
    162 TimeZoneTest::TestRuleAPI()
    163 {
    164     UErrorCode status = U_ZERO_ERROR;
    165 
    166     UDate offset = 60*60*1000*1.75; // Pick a weird offset
    167     SimpleTimeZone *zone = new SimpleTimeZone((int32_t)offset, "TestZone");
    168     if (zone->useDaylightTime()) errln("FAIL: useDaylightTime should return FALSE");
    169 
    170     // Establish our expected transition times.  Do this with a non-DST
    171     // calendar with the (above) declared local offset.
    172     GregorianCalendar *gc = new GregorianCalendar(*zone, status);
    173     if (failure(status, "new GregorianCalendar", TRUE)) return;
    174     gc->clear();
    175     gc->set(1990, UCAL_MARCH, 1);
    176     UDate marchOneStd = gc->getTime(status); // Local Std time midnight
    177     gc->clear();
    178     gc->set(1990, UCAL_JULY, 1);
    179     UDate julyOneStd = gc->getTime(status); // Local Std time midnight
    180     if (failure(status, "GregorianCalendar::getTime")) return;
    181 
    182     // Starting and ending hours, WALL TIME
    183     int32_t startHour = (int32_t)(2.25 * 3600000);
    184     int32_t endHour   = (int32_t)(3.5  * 3600000);
    185 
    186     zone->setStartRule(UCAL_MARCH, 1, 0, startHour, status);
    187     zone->setEndRule  (UCAL_JULY,  1, 0, endHour, status);
    188 
    189     delete gc;
    190     gc = new GregorianCalendar(*zone, status);
    191     if (failure(status, "new GregorianCalendar")) return;
    192 
    193     UDate marchOne = marchOneStd + startHour;
    194     UDate julyOne = julyOneStd + endHour - 3600000; // Adjust from wall to Std time
    195 
    196     UDate expMarchOne = 636251400000.0;
    197     if (marchOne != expMarchOne)
    198     {
    199         errln((UnicodeString)"FAIL: Expected start computed as " + marchOne +
    200           " = " + dateToString(marchOne));
    201         logln((UnicodeString)"      Should be                  " + expMarchOne +
    202           " = " + dateToString(expMarchOne));
    203     }
    204 
    205     UDate expJulyOne = 646793100000.0;
    206     if (julyOne != expJulyOne)
    207     {
    208         errln((UnicodeString)"FAIL: Expected start computed as " + julyOne +
    209           " = " + dateToString(julyOne));
    210         logln((UnicodeString)"      Should be                  " + expJulyOne +
    211           " = " + dateToString(expJulyOne));
    212     }
    213 
    214     testUsingBinarySearch(*zone, date(90, UCAL_JANUARY, 1), date(90, UCAL_JUNE, 15), marchOne);
    215     testUsingBinarySearch(*zone, date(90, UCAL_JUNE, 1), date(90, UCAL_DECEMBER, 31), julyOne);
    216 
    217     if (zone->inDaylightTime(marchOne - 1000, status) ||
    218         !zone->inDaylightTime(marchOne, status))
    219         errln("FAIL: Start rule broken");
    220     if (!zone->inDaylightTime(julyOne - 1000, status) ||
    221         zone->inDaylightTime(julyOne, status))
    222         errln("FAIL: End rule broken");
    223 
    224     zone->setStartYear(1991);
    225     if (zone->inDaylightTime(marchOne, status) ||
    226         zone->inDaylightTime(julyOne - 1000, status))
    227         errln("FAIL: Start year broken");
    228 
    229     failure(status, "TestRuleAPI");
    230     delete gc;
    231     delete zone;
    232 }
    233 
    234 void
    235 TimeZoneTest::findTransition(const TimeZone& tz,
    236                              UDate min, UDate max) {
    237     UErrorCode ec = U_ZERO_ERROR;
    238     UnicodeString id,s;
    239     UBool startsInDST = tz.inDaylightTime(min, ec);
    240     if (failure(ec, "TimeZone::inDaylightTime")) return;
    241     if (tz.inDaylightTime(max, ec) == startsInDST) {
    242         logln("Error: " + tz.getID(id) + ".inDaylightTime(" + dateToString(min) + ") = " + (startsInDST?"TRUE":"FALSE") +
    243               ", inDaylightTime(" + dateToString(max) + ") = " + (startsInDST?"TRUE":"FALSE"));
    244         return;
    245     }
    246     if (failure(ec, "TimeZone::inDaylightTime")) return;
    247     while ((max - min) > INTERVAL) {
    248         UDate mid = (min + max) / 2;
    249         if (tz.inDaylightTime(mid, ec) == startsInDST) {
    250             min = mid;
    251         } else {
    252             max = mid;
    253         }
    254         if (failure(ec, "TimeZone::inDaylightTime")) return;
    255     }
    256     min = 1000.0 * uprv_floor(min/1000.0);
    257     max = 1000.0 * uprv_floor(max/1000.0);
    258     logln(tz.getID(id) + " Before: " + min/1000 + " = " +
    259           dateToString(min,s,tz));
    260     logln(tz.getID(id) + " After:  " + max/1000 + " = " +
    261           dateToString(max,s,tz));
    262 }
    263 
    264 void
    265 TimeZoneTest::testUsingBinarySearch(const TimeZone& tz,
    266                                     UDate min, UDate max,
    267                                     UDate expectedBoundary)
    268 {
    269     UErrorCode status = U_ZERO_ERROR;
    270     UBool startsInDST = tz.inDaylightTime(min, status);
    271     if (failure(status, "TimeZone::inDaylightTime")) return;
    272     if (tz.inDaylightTime(max, status) == startsInDST) {
    273         logln("Error: inDaylightTime(" + dateToString(max) + ") != " + ((!startsInDST)?"TRUE":"FALSE"));
    274         return;
    275     }
    276     if (failure(status, "TimeZone::inDaylightTime")) return;
    277     while ((max - min) > INTERVAL) {
    278         UDate mid = (min + max) / 2;
    279         if (tz.inDaylightTime(mid, status) == startsInDST) {
    280             min = mid;
    281         } else {
    282             max = mid;
    283         }
    284         if (failure(status, "TimeZone::inDaylightTime")) return;
    285     }
    286     logln(UnicodeString("Binary Search Before: ") + uprv_floor(0.5 + min) + " = " + dateToString(min));
    287     logln(UnicodeString("Binary Search After:  ") + uprv_floor(0.5 + max) + " = " + dateToString(max));
    288     UDate mindelta = expectedBoundary - min;
    289     UDate maxdelta = max - expectedBoundary;
    290     if (mindelta >= 0 &&
    291         mindelta <= INTERVAL &&
    292         maxdelta >= 0 &&
    293         maxdelta <= INTERVAL)
    294         logln(UnicodeString("PASS: Expected bdry:  ") + expectedBoundary + " = " + dateToString(expectedBoundary));
    295     else
    296         errln(UnicodeString("FAIL: Expected bdry:  ") + expectedBoundary + " = " + dateToString(expectedBoundary));
    297 }
    298 
    299 const UDate TimeZoneTest::INTERVAL = 100;
    300 
    301 // ---------------------------------------------------------------------------------
    302 
    303 // -------------------------------------
    304 
    305 /**
    306  * Test the offset of the PRT timezone.
    307  */
    308 void
    309 TimeZoneTest::TestPRTOffset()
    310 {
    311     TimeZone* tz = TimeZone::createTimeZone("PRT");
    312     if (tz == 0) {
    313         errln("FAIL: TimeZone(PRT) is null");
    314     }
    315     else {
    316       int32_t expectedHour = -4;
    317       double expectedOffset = (((double)expectedHour) * millisPerHour);
    318       double foundOffset = tz->getRawOffset();
    319       int32_t foundHour = (int32_t)foundOffset / millisPerHour;
    320       if (expectedOffset != foundOffset) {
    321         dataerrln("FAIL: Offset for PRT should be %d, found %d", expectedHour, foundHour);
    322       } else {
    323         logln("PASS: Offset for PRT should be %d, found %d", expectedHour, foundHour);
    324       }
    325     }
    326     delete tz;
    327 }
    328 
    329 // -------------------------------------
    330 
    331 /**
    332  * Regress a specific bug with a sequence of API calls.
    333  */
    334 void
    335 TimeZoneTest::TestVariousAPI518()
    336 {
    337     UErrorCode status = U_ZERO_ERROR;
    338     TimeZone* time_zone = TimeZone::createTimeZone("PST");
    339     UDate d = date(97, UCAL_APRIL, 30);
    340     UnicodeString str;
    341     logln("The timezone is " + time_zone->getID(str));
    342     if (!time_zone->inDaylightTime(d, status)) dataerrln("FAIL: inDaylightTime returned FALSE");
    343     if (failure(status, "TimeZone::inDaylightTime", TRUE)) return;
    344     if (!time_zone->useDaylightTime()) dataerrln("FAIL: useDaylightTime returned FALSE");
    345     if (time_zone->getRawOffset() != - 8 * millisPerHour) dataerrln("FAIL: getRawOffset returned wrong value");
    346     GregorianCalendar *gc = new GregorianCalendar(status);
    347     if (U_FAILURE(status)) { errln("FAIL: Couldn't create GregorianCalendar"); return; }
    348     gc->setTime(d, status);
    349     if (U_FAILURE(status)) { errln("FAIL: GregorianCalendar::setTime failed"); return; }
    350     if (time_zone->getOffset(gc->AD, gc->get(UCAL_YEAR, status), gc->get(UCAL_MONTH, status),
    351         gc->get(UCAL_DATE, status), (uint8_t)gc->get(UCAL_DAY_OF_WEEK, status), 0, status) != - 7 * millisPerHour)
    352         dataerrln("FAIL: getOffset returned wrong value");
    353     if (U_FAILURE(status)) { errln("FAIL: GregorianCalendar::set failed"); return; }
    354     delete gc;
    355     delete time_zone;
    356 }
    357 
    358 // -------------------------------------
    359 
    360 /**
    361  * Test the call which retrieves the available IDs.
    362  */
    363 void
    364 TimeZoneTest::TestGetAvailableIDs913()
    365 {
    366     UErrorCode ec = U_ZERO_ERROR;
    367     int32_t i;
    368 
    369 #ifdef U_USE_TIMEZONE_OBSOLETE_2_8
    370     // Test legacy API -- remove these tests when the corresponding API goes away (duh)
    371     int32_t numIDs = -1;
    372     const UnicodeString** ids = TimeZone::createAvailableIDs(numIDs);
    373     if (ids == 0 || numIDs < 1) {
    374         errln("FAIL: createAvailableIDs()");
    375     } else {
    376         UnicodeString buf("TimeZone::createAvailableIDs() = { ");
    377         for(i=0; i<numIDs; ++i) {
    378             if (i) buf.append(", ");
    379             buf.append(*ids[i]);
    380         }
    381         buf.append(" } ");
    382         logln(buf + numIDs);
    383         // we own the array; the caller owns the contained strings (yuck)
    384         uprv_free(ids);
    385     }
    386 
    387     numIDs = -1;
    388     ids = TimeZone::createAvailableIDs(-8*U_MILLIS_PER_HOUR, numIDs);
    389     if (ids == 0 || numIDs < 1) {
    390         errln("FAIL: createAvailableIDs(-8:00)");
    391     } else {
    392         UnicodeString buf("TimeZone::createAvailableIDs(-8:00) = { ");
    393         for(i=0; i<numIDs; ++i) {
    394             if (i) buf.append(", ");
    395             buf.append(*ids[i]);
    396         }
    397         buf.append(" } ");
    398         logln(buf + numIDs);
    399         // we own the array; the caller owns the contained strings (yuck)
    400         uprv_free(ids);
    401     }
    402     numIDs = -1;
    403     ids = TimeZone::createAvailableIDs("US", numIDs);
    404     if (ids == 0 || numIDs < 1) {
    405       errln("FAIL: createAvailableIDs(US) ids=%d, numIDs=%d", ids, numIDs);
    406     } else {
    407         UnicodeString buf("TimeZone::createAvailableIDs(US) = { ");
    408         for(i=0; i<numIDs; ++i) {
    409             if (i) buf.append(", ");
    410             buf.append(*ids[i]);
    411         }
    412         buf.append(" } ");
    413         logln(buf + numIDs);
    414         // we own the array; the caller owns the contained strings (yuck)
    415         uprv_free(ids);
    416     }
    417 #endif
    418 
    419     UnicodeString str;
    420     UnicodeString *buf = new UnicodeString("TimeZone::createEnumeration() = { ");
    421     int32_t s_length;
    422     StringEnumeration* s = TimeZone::createEnumeration();
    423     if (s == NULL) {
    424         dataerrln("Unable to create TimeZone enumeration");
    425         return;
    426     }
    427     s_length = s->count(ec);
    428     for (i = 0; i < s_length;++i) {
    429         if (i > 0) *buf += ", ";
    430         if ((i & 1) == 0) {
    431             *buf += *s->snext(ec);
    432         } else {
    433             *buf += UnicodeString(s->next(NULL, ec), "");
    434         }
    435 
    436         if((i % 5) == 4) {
    437             // replace s with a clone of itself
    438             StringEnumeration *s2 = s->clone();
    439             if(s2 == NULL || s_length != s2->count(ec)) {
    440                 errln("TimezoneEnumeration.clone() failed");
    441             } else {
    442                 delete s;
    443                 s = s2;
    444             }
    445         }
    446     }
    447     *buf += " };";
    448     logln(*buf);
    449 
    450     /* Confirm that the following zones can be retrieved: The first
    451      * zone, the last zone, and one in-between.  This tests the binary
    452      * search through the system zone data.
    453      */
    454     s->reset(ec);
    455     int32_t middle = s_length/2;
    456     for (i=0; i<s_length; ++i) {
    457         const UnicodeString* id = s->snext(ec);
    458         if (i==0 || i==middle || i==(s_length-1)) {
    459         TimeZone *z = TimeZone::createTimeZone(*id);
    460         if (z == 0) {
    461             errln(UnicodeString("FAIL: createTimeZone(") +
    462                   *id + ") -> 0");
    463         } else if (z->getID(str) != *id) {
    464             errln(UnicodeString("FAIL: createTimeZone(") +
    465                   *id + ") -> zone " + str);
    466         } else {
    467             logln(UnicodeString("OK: createTimeZone(") +
    468                   *id + ") succeeded");
    469         }
    470         delete z;
    471         }
    472     }
    473     delete s;
    474 
    475     buf->truncate(0);
    476     *buf += "TimeZone::createEnumeration(GMT+01:00) = { ";
    477 
    478     s = TimeZone::createEnumeration(1 * U_MILLIS_PER_HOUR);
    479     s_length = s->count(ec);
    480     for (i = 0; i < s_length;++i) {
    481         if (i > 0) *buf += ", ";
    482         *buf += *s->snext(ec);
    483     }
    484     delete s;
    485     *buf += " };";
    486     logln(*buf);
    487 
    488 
    489     buf->truncate(0);
    490     *buf += "TimeZone::createEnumeration(US) = { ";
    491 
    492     s = TimeZone::createEnumeration("US");
    493     s_length = s->count(ec);
    494     for (i = 0; i < s_length;++i) {
    495         if (i > 0) *buf += ", ";
    496         *buf += *s->snext(ec);
    497     }
    498     *buf += " };";
    499     logln(*buf);
    500 
    501     TimeZone *tz = TimeZone::createTimeZone("PST");
    502     if (tz != 0) logln("getTimeZone(PST) = " + tz->getID(str));
    503     else errln("FAIL: getTimeZone(PST) = null");
    504     delete tz;
    505     tz = TimeZone::createTimeZone("America/Los_Angeles");
    506     if (tz != 0) logln("getTimeZone(America/Los_Angeles) = " + tz->getID(str));
    507     else errln("FAIL: getTimeZone(PST) = null");
    508     delete tz;
    509 
    510     // @bug 4096694
    511     tz = TimeZone::createTimeZone("NON_EXISTENT");
    512     UnicodeString temp;
    513     if (tz == 0)
    514         errln("FAIL: getTimeZone(NON_EXISTENT) = null");
    515     else if (tz->getID(temp) != UCAL_UNKNOWN_ZONE_ID)
    516         errln("FAIL: getTimeZone(NON_EXISTENT) = " + temp);
    517     delete tz;
    518 
    519     delete buf;
    520     delete s;
    521 }
    522 
    523 void
    524 TimeZoneTest::TestGetAvailableIDsNew()
    525 {
    526     UErrorCode ec = U_ZERO_ERROR;
    527     StringEnumeration *any, *canonical, *canonicalLoc;
    528     StringEnumeration *any_US, *canonical_US, *canonicalLoc_US;
    529     StringEnumeration *any_W5, *any_CA_W5;
    530     StringEnumeration *any_US_E14;
    531     int32_t rawOffset;
    532     const UnicodeString *id1, *id2;
    533     UnicodeString canonicalID;
    534     UBool isSystemID;
    535     char region[4];
    536     int32_t zoneCount;
    537 
    538     any = canonical = canonicalLoc = any_US = canonical_US = canonicalLoc_US = any_W5 = any_CA_W5 = any_US_E14 = NULL;
    539 
    540     any = TimeZone::createTimeZoneIDEnumeration(UCAL_ZONE_TYPE_ANY, NULL, NULL, ec);
    541     if (U_FAILURE(ec)) {
    542         dataerrln("Failed to create enumration for ANY");
    543         goto cleanup;
    544     }
    545 
    546     canonical = TimeZone::createTimeZoneIDEnumeration(UCAL_ZONE_TYPE_CANONICAL, NULL, NULL, ec);
    547     if (U_FAILURE(ec)) {
    548         errln("Failed to create enumration for CANONICAL");
    549         goto cleanup;
    550     }
    551 
    552     canonicalLoc = TimeZone::createTimeZoneIDEnumeration(UCAL_ZONE_TYPE_CANONICAL_LOCATION, NULL, NULL, ec);
    553     if (U_FAILURE(ec)) {
    554         errln("Failed to create enumration for CANONICALLOC");
    555         goto cleanup;
    556     }
    557 
    558     any_US = TimeZone::createTimeZoneIDEnumeration(UCAL_ZONE_TYPE_ANY, "US", NULL, ec);
    559     if (U_FAILURE(ec)) {
    560         errln("Failed to create enumration for ANY_US");
    561         goto cleanup;
    562     }
    563 
    564     canonical_US = TimeZone::createTimeZoneIDEnumeration(UCAL_ZONE_TYPE_CANONICAL, "US", NULL, ec);
    565     if (U_FAILURE(ec)) {
    566         errln("Failed to create enumration for CANONICAL_US");
    567         goto cleanup;
    568     }
    569 
    570     canonicalLoc_US = TimeZone::createTimeZoneIDEnumeration(UCAL_ZONE_TYPE_CANONICAL_LOCATION, "US", NULL, ec);
    571     if (U_FAILURE(ec)) {
    572         errln("Failed to create enumration for CANONICALLOC_US");
    573         goto cleanup;
    574     }
    575 
    576     rawOffset = (-5)*60*60*1000;
    577     any_W5 = TimeZone::createTimeZoneIDEnumeration(UCAL_ZONE_TYPE_ANY, NULL, &rawOffset, ec);
    578     if (U_FAILURE(ec)) {
    579         errln("Failed to create enumration for ANY_W5");
    580         goto cleanup;
    581     }
    582 
    583     any_CA_W5 = TimeZone::createTimeZoneIDEnumeration(UCAL_ZONE_TYPE_ANY, "CA", &rawOffset, ec);
    584     if (U_FAILURE(ec)) {
    585         errln("Failed to create enumration for ANY_CA_W5");
    586         goto cleanup;
    587     }
    588 
    589     rawOffset = 14*60*60*1000;
    590     any_US_E14 = TimeZone::createTimeZoneIDEnumeration(UCAL_ZONE_TYPE_ANY, "US", &rawOffset, ec);
    591     if (U_FAILURE(ec)) {
    592         errln("Failed to create enumration for ANY_US_E14");
    593         goto cleanup;
    594     }
    595 
    596     checkContainsAll(any, "ANY", canonical, "CANONICAL");
    597     checkContainsAll(canonical, "CANONICAL", canonicalLoc, "CANONICALLOC");
    598 
    599     checkContainsAll(any, "ANY", any_US, "ANY_US");
    600     checkContainsAll(canonical, "CANONICAL", canonical_US, "CANONICAL_US");
    601     checkContainsAll(canonicalLoc, "CANONICALLOC", canonicalLoc_US, "CANONICALLOC_US");
    602 
    603     checkContainsAll(any_US, "ANY_US", canonical_US, "CANONICAL_US");
    604     checkContainsAll(canonical_US, "CANONICAL_US", canonicalLoc_US, "CANONICALLOC_US");
    605 
    606     checkContainsAll(any, "ANY", any_W5, "ANY_W5");
    607     checkContainsAll(any_W5, "ANY_W5", any_CA_W5, "ANY_CA_W5");
    608 
    609     // And ID in any set, but not in canonical set must not be a canonical ID
    610     any->reset(ec);
    611     while ((id1 = any->snext(ec)) != NULL) {
    612         UBool found = FALSE;
    613         canonical->reset(ec);
    614         while ((id2 = canonical->snext(ec)) != NULL) {
    615             if (*id1 == *id2) {
    616                 found = TRUE;
    617                 break;
    618             }
    619         }
    620         if (U_FAILURE(ec)) {
    621             break;
    622         }
    623         if (!found) {
    624             TimeZone::getCanonicalID(*id1, canonicalID, isSystemID, ec);
    625             if (U_FAILURE(ec)) {
    626                 break;
    627             }
    628             if (*id1 == canonicalID) {
    629                 errln((UnicodeString)"FAIL: canonicalID [" + *id1 + "] is not in CANONICAL");
    630             }
    631             if (!isSystemID) {
    632                 errln((UnicodeString)"FAIL: ANY contains non-system ID: " + *id1);
    633             }
    634         }
    635     }
    636     if (U_FAILURE(ec)) {
    637         errln("Error checking IDs in ANY, but not in CANONICAL");
    638         ec = U_ZERO_ERROR;
    639     }
    640 
    641     // canonical set must contains only canonical IDs
    642     canonical->reset(ec);
    643     while ((id1 = canonical->snext(ec)) != NULL) {
    644         TimeZone::getCanonicalID(*id1, canonicalID, isSystemID, ec);
    645         if (U_FAILURE(ec)) {
    646             break;
    647         }
    648         if (*id1 != canonicalID) {
    649             errln((UnicodeString)"FAIL: CANONICAL contains non-canonical ID: " + *id1);
    650         }
    651         if (!isSystemID) {
    652             errln((UnicodeString)"FAILE: CANONICAL contains non-system ID: " + *id1);
    653         }
    654     }
    655     if (U_FAILURE(ec)) {
    656         errln("Error checking IDs in CANONICAL");
    657         ec = U_ZERO_ERROR;
    658     }
    659 
    660     // canonicalLoc set must contain only canonical location IDs
    661     canonicalLoc->reset(ec);
    662     while ((id1 = canonicalLoc->snext(ec)) != NULL) {
    663         TimeZone::getRegion(*id1, region, sizeof(region), ec);
    664         if (U_FAILURE(ec)) {
    665             break;
    666         }
    667         if (uprv_strcmp(region, "001") == 0) {
    668             errln((UnicodeString)"FAIL: CANONICALLOC contains non location zone: " + *id1);
    669         }
    670     }
    671     if (U_FAILURE(ec)) {
    672         errln("Error checking IDs in CANONICALLOC");
    673         ec = U_ZERO_ERROR;
    674     }
    675 
    676     // any_US must contain only US zones
    677     any_US->reset(ec);
    678     while ((id1 = any_US->snext(ec)) != NULL) {
    679         TimeZone::getRegion(*id1, region, sizeof(region), ec);
    680         if (U_FAILURE(ec)) {
    681             break;
    682         }
    683         if (uprv_strcmp(region, "US") != 0) {
    684             errln((UnicodeString)"FAIL: ANY_US contains non-US zone ID: " + *id1);
    685         }
    686     }
    687     if (U_FAILURE(ec)) {
    688         errln("Error checking IDs in ANY_US");
    689         ec = U_ZERO_ERROR;
    690     }
    691 
    692     // any_W5 must contain only GMT-05:00 zones
    693     any_W5->reset(ec);
    694     while ((id1 = any_W5->snext(ec)) != NULL) {
    695         TimeZone *tz = TimeZone::createTimeZone(*id1);
    696         if (tz->getRawOffset() != (-5)*60*60*1000) {
    697             errln((UnicodeString)"FAIL: ANY_W5 contains a zone whose offset is not -05:00: " + *id1);
    698         }
    699         delete tz;
    700     }
    701     if (U_FAILURE(ec)) {
    702         errln("Error checking IDs in ANY_W5");
    703         ec = U_ZERO_ERROR;
    704     }
    705 
    706     // No US zone swith GMT+14:00
    707     zoneCount = any_US_E14->count(ec);
    708     if (U_FAILURE(ec)) {
    709         errln("Error checking IDs in ANY_US_E14");
    710         ec = U_ZERO_ERROR;
    711     } else if (zoneCount != 0) {
    712         errln("FAIL: ANY_US_E14 must be empty");
    713     }
    714 
    715 cleanup:
    716     delete any;
    717     delete canonical;
    718     delete canonicalLoc;
    719     delete any_US;
    720     delete canonical_US;
    721     delete canonicalLoc_US;
    722     delete any_W5;
    723     delete any_CA_W5;
    724     delete any_US_E14;
    725 }
    726 
    727 void
    728 TimeZoneTest::checkContainsAll(StringEnumeration *s1, const char *name1,
    729         StringEnumeration *s2, const char *name2)
    730 {
    731     UErrorCode ec = U_ZERO_ERROR;
    732     const UnicodeString *id1, *id2;
    733 
    734     s2->reset(ec);
    735 
    736     while ((id2 = s2->snext(ec)) != NULL) {
    737         UBool found = FALSE;
    738         s1->reset(ec);
    739         while ((id1 = s1->snext(ec)) != NULL) {
    740             if (*id1 == *id2) {
    741                 found = TRUE;
    742                 break;
    743             }
    744         }
    745         if (!found) {
    746             errln((UnicodeString)"FAIL: " + name1 + "does not contain "
    747                 + *id2 + " in " + name2);
    748         }
    749     }
    750 
    751     if (U_FAILURE(ec)) {
    752         errln((UnicodeString)"Error checkContainsAll for " + name1 + " - " + name2);
    753     }
    754 }
    755 
    756 /**
    757  * NOTE: As of ICU 2.8, this test confirms that the "tz.alias"
    758  * file, used to build ICU alias zones, is working.  It also
    759  * looks at some genuine Olson compatibility IDs. [aliu]
    760  *
    761  * This test is problematic. It should really just confirm that
    762  * the list of compatibility zone IDs exist and are somewhat
    763  * meaningful (that is, they aren't all aliases of GMT). It goes a
    764  * bit further -- it hard-codes expectations about zone behavior,
    765  * when in fact zones are redefined quite frequently. ICU's build
    766  * process means that it is easy to update ICU to contain the
    767  * latest Olson zone data, but if a zone tested here changes, then
    768  * this test will fail.  I have updated the test for 1999j data,
    769  * but further updates will probably be required. Note that some
    770  * of the concerts listed below no longer apply -- in particular,
    771  * we do NOT overwrite real UNIX zones with 3-letter IDs. There
    772  * are two points of overlap as of 1999j: MET and EET. These are
    773  * both real UNIX zones, so we just use the official
    774  * definition. This test has been updated to reflect this.
    775  * 12/3/99 aliu
    776  *
    777  * Added tests for additional zones and aliases from the icuzones file.
    778  * Markus Scherer 2006-nov-06
    779  *
    780  * [srl - from java - 7/5/1998]
    781  * @bug 4130885
    782  * Certain short zone IDs, used since 1.1.x, are incorrect.
    783  *
    784  * The worst of these is:
    785  *
    786  * "CAT" (Central African Time) should be GMT+2:00, but instead returns a
    787  * zone at GMT-1:00. The zone at GMT-1:00 should be called EGT, CVT, EGST,
    788  * or AZOST, depending on which zone is meant, but in no case is it CAT.
    789  *
    790  * Other wrong zone IDs:
    791  *
    792  * ECT (European Central Time) GMT+1:00: ECT is Ecuador Time,
    793  * GMT-5:00. European Central time is abbreviated CEST.
    794  *
    795  * SST (Solomon Island Time) GMT+11:00. SST is actually Samoa Standard Time,
    796  * GMT-11:00. Solomon Island time is SBT.
    797  *
    798  * NST (New Zealand Time) GMT+12:00. NST is the abbreviation for
    799  * Newfoundland Standard Time, GMT-3:30. New Zealanders use NZST.
    800  *
    801  * AST (Alaska Standard Time) GMT-9:00. [This has already been noted in
    802  * another bug.] It should be "AKST". AST is Atlantic Standard Time,
    803  * GMT-4:00.
    804  *
    805  * PNT (Phoenix Time) GMT-7:00. PNT usually means Pitcairn Time,
    806  * GMT-8:30. There is no standard abbreviation for Phoenix time, as distinct
    807  * from MST with daylight savings.
    808  *
    809  * In addition to these problems, a number of zones are FAKE. That is, they
    810  * don't match what people use in the real world.
    811  *
    812  * FAKE zones:
    813  *
    814  * EET (should be EEST)
    815  * ART (should be EEST)
    816  * MET (should be IRST)
    817  * NET (should be AMST)
    818  * PLT (should be PKT)
    819  * BST (should be BDT)
    820  * VST (should be ICT)
    821  * CTT (should be CST) +
    822  * ACT (should be CST) +
    823  * AET (should be EST) +
    824  * MIT (should be WST) +
    825  * IET (should be EST) +
    826  * PRT (should be AST) +
    827  * CNT (should be NST)
    828  * AGT (should be ARST)
    829  * BET (should be EST) +
    830  *
    831  * + A zone with the correct name already exists and means something
    832  * else. E.g., EST usually indicates the US Eastern zone, so it cannot be
    833  * used for Brazil (BET).
    834  */
    835 void TimeZoneTest::TestShortZoneIDs()
    836 {
    837     int32_t i;
    838     // Create a small struct to hold the array
    839     struct
    840     {
    841         const char *id;
    842         int32_t    offset;
    843         UBool      daylight;
    844     }
    845     kReferenceList [] =
    846     {
    847         {"HST", -600, FALSE}, // Olson northamerica -10:00
    848         {"AST", -540, TRUE},  // ICU Link - America/Anchorage
    849         {"PST", -480, TRUE},  // ICU Link - America/Los_Angeles
    850         {"PNT", -420, FALSE}, // ICU Link - America/Phoenix
    851         {"MST", -420, FALSE}, // updated Aug 2003 aliu
    852         {"CST", -360, TRUE},  // Olson northamerica -7:00
    853         {"IET", -300, TRUE},  // ICU Link - America/Indiana/Indianapolis
    854         {"EST", -300, FALSE}, // Olson northamerica -5:00
    855         {"PRT", -240, FALSE}, // ICU Link - America/Puerto_Rico
    856         {"CNT", -210, TRUE},  // ICU Link - America/St_Johns
    857         {"AGT", -180, FALSE}, // ICU Link - America/Argentina/Buenos_Aires
    858         {"BET", -180, TRUE},  // ICU Link - America/Sao_Paulo
    859         {"GMT", 0, FALSE},    // Olson etcetera Link - Etc/GMT
    860         {"UTC", 0, FALSE},    // Olson etcetera 0
    861         {"ECT", 60, TRUE},    // ICU Link - Europe/Paris
    862         {"MET", 60, TRUE},    // Olson europe 1:00 C-Eur
    863         {"CAT", 120, FALSE},  // ICU Link - Africa/Maputo
    864         {"ART", 120, FALSE},  // ICU Link - Africa/Cairo
    865         {"EET", 120, TRUE},   // Olson europe 2:00 EU
    866         {"EAT", 180, FALSE},  // ICU Link - Africa/Addis_Ababa
    867         {"NET", 240, FALSE},  // ICU Link - Asia/Yerevan
    868         {"PLT", 300, FALSE},  // ICU Link - Asia/Karachi
    869         {"IST", 330, FALSE},  // ICU Link - Asia/Kolkata
    870         {"BST", 360, FALSE},  // ICU Link - Asia/Dhaka
    871         {"VST", 420, FALSE},  // ICU Link - Asia/Ho_Chi_Minh
    872         {"CTT", 480, FALSE},  // ICU Link - Asia/Shanghai
    873         {"JST", 540, FALSE},  // ICU Link - Asia/Tokyo
    874         {"ACT", 570, FALSE},  // ICU Link - Australia/Darwin
    875         {"AET", 600, TRUE},   // ICU Link - Australia/Sydney
    876         {"SST", 660, FALSE},  // ICU Link - Pacific/Guadalcanal
    877         {"NST", 720, TRUE},   // ICU Link - Pacific/Auckland
    878         {"MIT", 780, TRUE},   // ICU Link - Pacific/Apia
    879 
    880         {"Etc/Unknown", 0, FALSE},  // CLDR
    881 
    882         {"SystemV/AST4ADT", -240, TRUE},
    883         {"SystemV/EST5EDT", -300, TRUE},
    884         {"SystemV/CST6CDT", -360, TRUE},
    885         {"SystemV/MST7MDT", -420, TRUE},
    886         {"SystemV/PST8PDT", -480, TRUE},
    887         {"SystemV/YST9YDT", -540, TRUE},
    888         {"SystemV/AST4", -240, FALSE},
    889         {"SystemV/EST5", -300, FALSE},
    890         {"SystemV/CST6", -360, FALSE},
    891         {"SystemV/MST7", -420, FALSE},
    892         {"SystemV/PST8", -480, FALSE},
    893         {"SystemV/YST9", -540, FALSE},
    894         {"SystemV/HST10", -600, FALSE},
    895 
    896         {"",0,FALSE}
    897     };
    898 
    899     for(i=0;kReferenceList[i].id[0];i++) {
    900         UnicodeString itsID(kReferenceList[i].id);
    901         UBool ok = TRUE;
    902         // Check existence.
    903         TimeZone *tz = TimeZone::createTimeZone(itsID);
    904         if (!tz || (kReferenceList[i].offset != 0 && *tz == *TimeZone::getGMT())) {
    905             errln("FAIL: Time Zone " + itsID + " does not exist!");
    906             continue;
    907         }
    908 
    909         // Check daylight usage.
    910         UBool usesDaylight = tz->useDaylightTime();
    911         if (usesDaylight != kReferenceList[i].daylight) {
    912             if (!isDevelopmentBuild) {
    913                 logln("Warning: Time Zone " + itsID + " use daylight is " +
    914                       (usesDaylight?"TRUE":"FALSE") +
    915                       " but it should be " +
    916                       ((kReferenceList[i].daylight)?"TRUE":"FALSE"));
    917             } else {
    918                 dataerrln("FAIL: Time Zone " + itsID + " use daylight is " +
    919                       (usesDaylight?"TRUE":"FALSE") +
    920                       " but it should be " +
    921                       ((kReferenceList[i].daylight)?"TRUE":"FALSE"));
    922             }
    923             ok = FALSE;
    924         }
    925 
    926         // Check offset
    927         int32_t offsetInMinutes = tz->getRawOffset()/60000;
    928         if (offsetInMinutes != kReferenceList[i].offset) {
    929             if (!isDevelopmentBuild) {
    930                 logln("FAIL: Time Zone " + itsID + " raw offset is " +
    931                       offsetInMinutes +
    932                       " but it should be " + kReferenceList[i].offset);
    933             } else {
    934                 dataerrln("FAIL: Time Zone " + itsID + " raw offset is " +
    935                       offsetInMinutes +
    936                       " but it should be " + kReferenceList[i].offset);
    937             }
    938             ok = FALSE;
    939         }
    940 
    941         if (ok) {
    942             logln("OK: " + itsID +
    943                   " useDaylightTime() & getRawOffset() as expected");
    944         }
    945         delete tz;
    946     }
    947 
    948 
    949     // OK now test compat
    950     logln("Testing for compatibility zones");
    951 
    952     const char* compatibilityMap[] = {
    953         // This list is copied from tz.alias.  If tz.alias
    954         // changes, this list must be updated.  Current as of Mar 2007
    955         "ACT", "Australia/Darwin",
    956         "AET", "Australia/Sydney",
    957         "AGT", "America/Buenos_Aires",
    958         "ART", "Africa/Cairo",
    959         "AST", "America/Anchorage",
    960         "BET", "America/Sao_Paulo",
    961         "BST", "Asia/Dhaka", // # spelling changed in 2000h; was Asia/Dacca
    962         "CAT", "Africa/Maputo",
    963         "CNT", "America/St_Johns",
    964         "CST", "America/Chicago",
    965         "CTT", "Asia/Shanghai",
    966         "EAT", "Africa/Addis_Ababa",
    967         "ECT", "Europe/Paris",
    968         // EET Europe/Istanbul # EET is a standard UNIX zone
    969         // "EST", "America/New_York", # Defined as -05:00
    970         // "HST", "Pacific/Honolulu", # Defined as -10:00
    971         "IET", "America/Indianapolis",
    972         "IST", "Asia/Calcutta",
    973         "JST", "Asia/Tokyo",
    974         // MET Asia/Tehran # MET is a standard UNIX zone
    975         "MIT", "Pacific/Apia",
    976         // "MST", "America/Denver", # Defined as -07:00
    977         "NET", "Asia/Yerevan",
    978         "NST", "Pacific/Auckland",
    979         "PLT", "Asia/Karachi",
    980         "PNT", "America/Phoenix",
    981         "PRT", "America/Puerto_Rico",
    982         "PST", "America/Los_Angeles",
    983         "SST", "Pacific/Guadalcanal",
    984         "UTC", "Etc/GMT",
    985         "VST", "Asia/Saigon",
    986          "","",""
    987     };
    988 
    989     for (i=0;*compatibilityMap[i];i+=2) {
    990         UnicodeString itsID;
    991 
    992         const char *zone1 = compatibilityMap[i];
    993         const char *zone2 = compatibilityMap[i+1];
    994 
    995         TimeZone *tz1 = TimeZone::createTimeZone(zone1);
    996         TimeZone *tz2 = TimeZone::createTimeZone(zone2);
    997 
    998         if (!tz1) {
    999             errln(UnicodeString("FAIL: Could not find short ID zone ") + zone1);
   1000         }
   1001         if (!tz2) {
   1002             errln(UnicodeString("FAIL: Could not find long ID zone ") + zone2);
   1003         }
   1004 
   1005         if (tz1 && tz2) {
   1006             // make NAME same so comparison will only look at the rest
   1007             tz2->setID(tz1->getID(itsID));
   1008 
   1009             if (*tz1 != *tz2) {
   1010                 errln("FAIL: " + UnicodeString(zone1) +
   1011                       " != " + UnicodeString(zone2));
   1012             } else {
   1013                 logln("OK: " + UnicodeString(zone1) +
   1014                       " == " + UnicodeString(zone2));
   1015             }
   1016         }
   1017 
   1018         delete tz1;
   1019         delete tz2;
   1020     }
   1021 }
   1022 
   1023 
   1024 /**
   1025  * Utility function for TestCustomParse
   1026  */
   1027 UnicodeString& TimeZoneTest::formatOffset(int32_t offset, UnicodeString &rv) {
   1028     rv.remove();
   1029     UChar sign = 0x002B;
   1030     if (offset < 0) {
   1031         sign = 0x002D;
   1032         offset = -offset;
   1033     }
   1034 
   1035     int32_t s = offset % 60;
   1036     offset /= 60;
   1037     int32_t m = offset % 60;
   1038     int32_t h = offset / 60;
   1039 
   1040     rv += (UChar)(sign);
   1041     if (h >= 10) {
   1042         rv += (UChar)(0x0030 + (h/10));
   1043     } else {
   1044         rv += (UChar)0x0030;
   1045     }
   1046     rv += (UChar)(0x0030 + (h%10));
   1047 
   1048     rv += (UChar)0x003A; /* ':' */
   1049     if (m >= 10) {
   1050         rv += (UChar)(0x0030 + (m/10));
   1051     } else {
   1052         rv += (UChar)0x0030;
   1053     }
   1054     rv += (UChar)(0x0030 + (m%10));
   1055 
   1056     if (s) {
   1057         rv += (UChar)0x003A; /* ':' */
   1058         if (s >= 10) {
   1059             rv += (UChar)(0x0030 + (s/10));
   1060         } else {
   1061             rv += (UChar)0x0030;
   1062         }
   1063         rv += (UChar)(0x0030 + (s%10));
   1064     }
   1065     return rv;
   1066 }
   1067 
   1068 /**
   1069  * Utility function for TestCustomParse, generating time zone ID
   1070  * string for the give offset.
   1071  */
   1072 UnicodeString& TimeZoneTest::formatTZID(int32_t offset, UnicodeString &rv) {
   1073     rv.remove();
   1074     UChar sign = 0x002B;
   1075     if (offset < 0) {
   1076         sign = 0x002D;
   1077         offset = -offset;
   1078     }
   1079 
   1080     int32_t s = offset % 60;
   1081     offset /= 60;
   1082     int32_t m = offset % 60;
   1083     int32_t h = offset / 60;
   1084 
   1085     rv += "GMT";
   1086     rv += (UChar)(sign);
   1087     if (h >= 10) {
   1088         rv += (UChar)(0x0030 + (h/10));
   1089     } else {
   1090         rv += (UChar)0x0030;
   1091     }
   1092     rv += (UChar)(0x0030 + (h%10));
   1093     rv += (UChar)0x003A;
   1094     if (m >= 10) {
   1095         rv += (UChar)(0x0030 + (m/10));
   1096     } else {
   1097         rv += (UChar)0x0030;
   1098     }
   1099     rv += (UChar)(0x0030 + (m%10));
   1100 
   1101     if (s) {
   1102         rv += (UChar)0x003A;
   1103         if (s >= 10) {
   1104             rv += (UChar)(0x0030 + (s/10));
   1105         } else {
   1106             rv += (UChar)0x0030;
   1107         }
   1108         rv += (UChar)(0x0030 + (s%10));
   1109     }
   1110     return rv;
   1111 }
   1112 
   1113 /**
   1114  * As part of the VM fix (see CCC approved RFE 4028006, bug
   1115  * 4044013), TimeZone.getTimeZone() has been modified to recognize
   1116  * generic IDs of the form GMT[+-]hh:mm, GMT[+-]hhmm, and
   1117  * GMT[+-]hh.  Test this behavior here.
   1118  *
   1119  * @bug 4044013
   1120  */
   1121 void TimeZoneTest::TestCustomParse()
   1122 {
   1123     int32_t i;
   1124     const int32_t kUnparseable = 604800; // the number of seconds in a week. More than any offset should be.
   1125 
   1126     struct
   1127     {
   1128         const char *customId;
   1129         int32_t expectedOffset;
   1130     }
   1131     kData[] =
   1132     {
   1133         // ID        Expected offset in seconds
   1134         {"GMT",       kUnparseable},   //Isn't custom. [returns normal GMT]
   1135         {"GMT-YOUR.AD.HERE", kUnparseable},
   1136         {"GMT0",      kUnparseable},
   1137         {"GMT+0",     (0)},
   1138         {"GMT+1",     (1*60*60)},
   1139         {"GMT-0030",  (-30*60)},
   1140         {"GMT+15:99", kUnparseable},
   1141         {"GMT+",      kUnparseable},
   1142         {"GMT-",      kUnparseable},
   1143         {"GMT+0:",    kUnparseable},
   1144         {"GMT-:",     kUnparseable},
   1145         {"GMT-YOUR.AD.HERE",    kUnparseable},
   1146         {"GMT+0010",  (10*60)}, // Interpret this as 00:10
   1147         {"GMT-10",    (-10*60*60)},
   1148         {"GMT+30",    kUnparseable},
   1149         {"GMT-3:30",  (-(3*60+30)*60)},
   1150         {"GMT-230",   (-(2*60+30)*60)},
   1151         {"GMT+05:13:05",    ((5*60+13)*60+5)},
   1152         {"GMT-71023",       (-((7*60+10)*60+23))},
   1153         {"GMT+01:23:45:67", kUnparseable},
   1154         {"GMT+01:234",      kUnparseable},
   1155         {"GMT-2:31:123",    kUnparseable},
   1156         {"GMT+3:75",        kUnparseable},
   1157         {"GMT-01010101",    kUnparseable},
   1158         {0,           0}
   1159     };
   1160 
   1161     for (i=0; kData[i].customId != 0; i++) {
   1162         UnicodeString id(kData[i].customId);
   1163         int32_t exp = kData[i].expectedOffset;
   1164         TimeZone *zone = TimeZone::createTimeZone(id);
   1165         UnicodeString   itsID, temp;
   1166 
   1167         if (dynamic_cast<OlsonTimeZone *>(zone) != NULL) {
   1168             logln(id + " -> Olson time zone");
   1169         } else {
   1170             zone->getID(itsID);
   1171             int32_t ioffset = zone->getRawOffset()/1000;
   1172             UnicodeString offset, expectedID;
   1173             formatOffset(ioffset, offset);
   1174             formatTZID(ioffset, expectedID);
   1175             logln(id + " -> " + itsID + " " + offset);
   1176             if (exp == kUnparseable && itsID != UCAL_UNKNOWN_ZONE_ID) {
   1177                 errln("Expected parse failure for " + id +
   1178                       ", got offset of " + offset +
   1179                       ", id " + itsID);
   1180             }
   1181             // JDK 1.3 creates custom zones with the ID "Custom"
   1182             // JDK 1.4 creates custom zones with IDs of the form "GMT+02:00"
   1183             // ICU creates custom zones with IDs of the form "GMT+02:00"
   1184             else if (exp != kUnparseable && (ioffset != exp || itsID != expectedID)) {
   1185                 dataerrln("Expected offset of " + formatOffset(exp, temp) +
   1186                       ", id " + expectedID +
   1187                       ", for " + id +
   1188                       ", got offset of " + offset +
   1189                       ", id " + itsID);
   1190             }
   1191         }
   1192         delete zone;
   1193     }
   1194 }
   1195 
   1196 void
   1197 TimeZoneTest::TestAliasedNames()
   1198 {
   1199     struct {
   1200         const char *from;
   1201         const char *to;
   1202     } kData[] = {
   1203         /* Generated by org.unicode.cldr.tool.CountItems */
   1204 
   1205         /* zoneID, canonical zoneID */
   1206         {"Africa/Timbuktu", "Africa/Bamako"},
   1207         {"America/Argentina/Buenos_Aires", "America/Buenos_Aires"},
   1208         {"America/Argentina/Catamarca", "America/Catamarca"},
   1209         {"America/Argentina/ComodRivadavia", "America/Catamarca"},
   1210         {"America/Argentina/Cordoba", "America/Cordoba"},
   1211         {"America/Argentina/Jujuy", "America/Jujuy"},
   1212         {"America/Argentina/Mendoza", "America/Mendoza"},
   1213         {"America/Atka", "America/Adak"},
   1214         {"America/Ensenada", "America/Tijuana"},
   1215         {"America/Fort_Wayne", "America/Indiana/Indianapolis"},
   1216         {"America/Indianapolis", "America/Indiana/Indianapolis"},
   1217         {"America/Knox_IN", "America/Indiana/Knox"},
   1218         {"America/Louisville", "America/Kentucky/Louisville"},
   1219         {"America/Porto_Acre", "America/Rio_Branco"},
   1220         {"America/Rosario", "America/Cordoba"},
   1221         {"America/Virgin", "America/St_Thomas"},
   1222         {"Asia/Ashkhabad", "Asia/Ashgabat"},
   1223         {"Asia/Chungking", "Asia/Chongqing"},
   1224         {"Asia/Dacca", "Asia/Dhaka"},
   1225         {"Asia/Istanbul", "Europe/Istanbul"},
   1226         {"Asia/Macao", "Asia/Macau"},
   1227         {"Asia/Tel_Aviv", "Asia/Jerusalem"},
   1228         {"Asia/Thimbu", "Asia/Thimphu"},
   1229         {"Asia/Ujung_Pandang", "Asia/Makassar"},
   1230         {"Asia/Ulan_Bator", "Asia/Ulaanbaatar"},
   1231         {"Australia/ACT", "Australia/Sydney"},
   1232         {"Australia/Canberra", "Australia/Sydney"},
   1233         {"Australia/LHI", "Australia/Lord_Howe"},
   1234         {"Australia/NSW", "Australia/Sydney"},
   1235         {"Australia/North", "Australia/Darwin"},
   1236         {"Australia/Queensland", "Australia/Brisbane"},
   1237         {"Australia/South", "Australia/Adelaide"},
   1238         {"Australia/Tasmania", "Australia/Hobart"},
   1239         {"Australia/Victoria", "Australia/Melbourne"},
   1240         {"Australia/West", "Australia/Perth"},
   1241         {"Australia/Yancowinna", "Australia/Broken_Hill"},
   1242         {"Brazil/Acre", "America/Rio_Branco"},
   1243         {"Brazil/DeNoronha", "America/Noronha"},
   1244         {"Brazil/East", "America/Sao_Paulo"},
   1245         {"Brazil/West", "America/Manaus"},
   1246         {"Canada/Atlantic", "America/Halifax"},
   1247         {"Canada/Central", "America/Winnipeg"},
   1248         {"Canada/East-Saskatchewan", "America/Regina"},
   1249         {"Canada/Eastern", "America/Toronto"},
   1250         {"Canada/Mountain", "America/Edmonton"},
   1251         {"Canada/Newfoundland", "America/St_Johns"},
   1252         {"Canada/Pacific", "America/Vancouver"},
   1253         {"Canada/Saskatchewan", "America/Regina"},
   1254         {"Canada/Yukon", "America/Whitehorse"},
   1255         {"Chile/Continental", "America/Santiago"},
   1256         {"Chile/EasterIsland", "Pacific/Easter"},
   1257         {"Cuba", "America/Havana"},
   1258         {"Egypt", "Africa/Cairo"},
   1259         {"Eire", "Europe/Dublin"},
   1260         {"Etc/GMT+0", "Etc/GMT"},
   1261         {"Etc/GMT-0", "Etc/GMT"},
   1262         {"Etc/GMT0", "Etc/GMT"},
   1263         {"Etc/Greenwich", "Etc/GMT"},
   1264         {"Etc/UCT", "Etc/GMT"},
   1265         {"Etc/UTC", "Etc/GMT"},
   1266         {"Etc/Universal", "Etc/GMT"},
   1267         {"Etc/Zulu", "Etc/GMT"},
   1268         {"Europe/Belfast", "Europe/London"},
   1269         {"Europe/Nicosia", "Asia/Nicosia"},
   1270         {"Europe/Tiraspol", "Europe/Chisinau"},
   1271         {"GB", "Europe/London"},
   1272         {"GB-Eire", "Europe/London"},
   1273         {"GMT", "Etc/GMT"},
   1274         {"GMT+0", "Etc/GMT"},
   1275         {"GMT-0", "Etc/GMT"},
   1276         {"GMT0", "Etc/GMT"},
   1277         {"Greenwich", "Etc/GMT"},
   1278         {"Hongkong", "Asia/Hong_Kong"},
   1279         {"Iceland", "Atlantic/Reykjavik"},
   1280         {"Iran", "Asia/Tehran"},
   1281         {"Israel", "Asia/Jerusalem"},
   1282         {"Jamaica", "America/Jamaica"},
   1283         {"Japan", "Asia/Tokyo"},
   1284         {"Kwajalein", "Pacific/Kwajalein"},
   1285         {"Libya", "Africa/Tripoli"},
   1286         {"Mexico/BajaNorte", "America/Tijuana"},
   1287         {"Mexico/BajaSur", "America/Mazatlan"},
   1288         {"Mexico/General", "America/Mexico_City"},
   1289         {"NZ", "Pacific/Auckland"},
   1290         {"NZ-CHAT", "Pacific/Chatham"},
   1291         {"Navajo", "America/Shiprock"},
   1292         {"PRC", "Asia/Shanghai"},
   1293         {"Pacific/Samoa", "Pacific/Pago_Pago"},
   1294         {"Pacific/Yap", "Pacific/Truk"},
   1295         {"Poland", "Europe/Warsaw"},
   1296         {"Portugal", "Europe/Lisbon"},
   1297         {"ROC", "Asia/Taipei"},
   1298         {"ROK", "Asia/Seoul"},
   1299         {"Singapore", "Asia/Singapore"},
   1300         {"Turkey", "Europe/Istanbul"},
   1301         {"UCT", "Etc/GMT"},
   1302         {"US/Alaska", "America/Anchorage"},
   1303         {"US/Aleutian", "America/Adak"},
   1304         {"US/Arizona", "America/Phoenix"},
   1305         {"US/Central", "America/Chicago"},
   1306         {"US/East-Indiana", "America/Indiana/Indianapolis"},
   1307         {"US/Eastern", "America/New_York"},
   1308         {"US/Hawaii", "Pacific/Honolulu"},
   1309         {"US/Indiana-Starke", "America/Indiana/Knox"},
   1310         {"US/Michigan", "America/Detroit"},
   1311         {"US/Mountain", "America/Denver"},
   1312         {"US/Pacific", "America/Los_Angeles"},
   1313         {"US/Pacific-New", "America/Los_Angeles"},
   1314         {"US/Samoa", "Pacific/Pago_Pago"},
   1315         {"UTC", "Etc/GMT"},
   1316         {"Universal", "Etc/GMT"},
   1317         {"W-SU", "Europe/Moscow"},
   1318         {"Zulu", "Etc/GMT"},
   1319         /* Total: 113 */
   1320 
   1321     };
   1322 
   1323     TimeZone::EDisplayType styles[] = { TimeZone::SHORT, TimeZone::LONG };
   1324     UBool useDst[] = { FALSE, TRUE };
   1325     int32_t noLoc = uloc_countAvailable();
   1326 
   1327     int32_t i, j, k, loc;
   1328     UnicodeString fromName, toName;
   1329     TimeZone *from = NULL, *to = NULL;
   1330     for(i = 0; i < (int32_t)(sizeof(kData)/sizeof(kData[0])); i++) {
   1331         from = TimeZone::createTimeZone(kData[i].from);
   1332         to = TimeZone::createTimeZone(kData[i].to);
   1333         if(!from->hasSameRules(*to)) {
   1334             errln("different at %i\n", i);
   1335         }
   1336         if(!quick) {
   1337             for(loc = 0; loc < noLoc; loc++) {
   1338                 const char* locale = uloc_getAvailable(loc);
   1339                 for(j = 0; j < (int32_t)(sizeof(styles)/sizeof(styles[0])); j++) {
   1340                     for(k = 0; k < (int32_t)(sizeof(useDst)/sizeof(useDst[0])); k++) {
   1341                         fromName.remove();
   1342                         toName.remove();
   1343                         from->getDisplayName(useDst[k], styles[j],locale, fromName);
   1344                         to->getDisplayName(useDst[k], styles[j], locale, toName);
   1345                         if(fromName.compare(toName) != 0) {
   1346                             errln("Fail: Expected "+toName+" but got " + prettify(fromName)
   1347                                 + " for locale: " + locale + " index: "+ loc
   1348                                 + " to id "+ kData[i].to
   1349                                 + " from id " + kData[i].from);
   1350                         }
   1351                     }
   1352                 }
   1353             }
   1354         } else {
   1355             fromName.remove();
   1356             toName.remove();
   1357             from->getDisplayName(fromName);
   1358             to->getDisplayName(toName);
   1359             if(fromName.compare(toName) != 0) {
   1360                 errln("Fail: Expected "+toName+" but got " + fromName);
   1361             }
   1362         }
   1363         delete from;
   1364         delete to;
   1365     }
   1366 }
   1367 
   1368 /**
   1369  * Test the basic functionality of the getDisplayName() API.
   1370  *
   1371  * @bug 4112869
   1372  * @bug 4028006
   1373  *
   1374  * See also API change request A41.
   1375  *
   1376  * 4/21/98 - make smarter, so the test works if the ext resources
   1377  * are present or not.
   1378  */
   1379 void
   1380 TimeZoneTest::TestDisplayName()
   1381 {
   1382     UErrorCode status = U_ZERO_ERROR;
   1383     int32_t i;
   1384     TimeZone *zone = TimeZone::createTimeZone("PST");
   1385     UnicodeString name;
   1386     zone->getDisplayName(Locale::getEnglish(), name);
   1387     logln("PST->" + name);
   1388     if (name.compare("Pacific Standard Time") != 0)
   1389         dataerrln("Fail: Expected \"Pacific Standard Time\" but got " + name);
   1390 
   1391     //*****************************************************************
   1392     // THE FOLLOWING LINES MUST BE UPDATED IF THE LOCALE DATA CHANGES
   1393     // THE FOLLOWING LINES MUST BE UPDATED IF THE LOCALE DATA CHANGES
   1394     // THE FOLLOWING LINES MUST BE UPDATED IF THE LOCALE DATA CHANGES
   1395     //*****************************************************************
   1396     struct
   1397     {
   1398         UBool useDst;
   1399         TimeZone::EDisplayType style;
   1400         const char *expect;
   1401     } kData[] = {
   1402         {FALSE, TimeZone::SHORT, "PST"},
   1403         {TRUE,  TimeZone::SHORT, "PDT"},
   1404         {FALSE, TimeZone::LONG,  "Pacific Standard Time"},
   1405         {TRUE,  TimeZone::LONG,  "Pacific Daylight Time"},
   1406 
   1407         {FALSE, TimeZone::SHORT_GENERIC, "PT"},
   1408         {TRUE,  TimeZone::SHORT_GENERIC, "PT"},
   1409         {FALSE, TimeZone::LONG_GENERIC,  "Pacific Time"},
   1410         {TRUE,  TimeZone::LONG_GENERIC,  "Pacific Time"},
   1411 
   1412         {FALSE, TimeZone::SHORT_GMT, "-0800"},
   1413         {TRUE,  TimeZone::SHORT_GMT, "-0700"},
   1414         {FALSE, TimeZone::LONG_GMT,  "GMT-08:00"},
   1415         {TRUE,  TimeZone::LONG_GMT,  "GMT-07:00"},
   1416 
   1417         {FALSE, TimeZone::SHORT_COMMONLY_USED, "PST"},
   1418         {TRUE,  TimeZone::SHORT_COMMONLY_USED, "PDT"},
   1419         {FALSE, TimeZone::GENERIC_LOCATION,  "Los Angeles Time"},
   1420         {TRUE,  TimeZone::GENERIC_LOCATION,  "Los Angeles Time"},
   1421 
   1422         {FALSE, TimeZone::LONG, ""}
   1423     };
   1424 
   1425     for (i=0; kData[i].expect[0] != '\0'; i++)
   1426     {
   1427         name.remove();
   1428         name = zone->getDisplayName(kData[i].useDst,
   1429                                    kData[i].style,
   1430                                    Locale::getEnglish(), name);
   1431         if (name.compare(kData[i].expect) != 0)
   1432             dataerrln("Fail: Expected " + UnicodeString(kData[i].expect) + "; got " + name);
   1433         logln("PST [with options]->" + name);
   1434     }
   1435     for (i=0; kData[i].expect[0] != '\0'; i++)
   1436     {
   1437         name.remove();
   1438         name = zone->getDisplayName(kData[i].useDst,
   1439                                    kData[i].style, name);
   1440         if (name.compare(kData[i].expect) != 0)
   1441             dataerrln("Fail: Expected " + UnicodeString(kData[i].expect) + "; got " + name);
   1442         logln("PST [with options]->" + name);
   1443     }
   1444 
   1445 
   1446     // Make sure that we don't display the DST name by constructing a fake
   1447     // PST zone that has DST all year long.
   1448     SimpleTimeZone *zone2 = new SimpleTimeZone(0, "PST");
   1449 
   1450     zone2->setStartRule(UCAL_JANUARY, 1, 0, 0, status);
   1451     zone2->setEndRule(UCAL_DECEMBER, 31, 0, 0, status);
   1452 
   1453     UnicodeString inDaylight;
   1454     if (zone2->inDaylightTime(UDate(0), status)) {
   1455         inDaylight = UnicodeString("TRUE");
   1456     } else {
   1457         inDaylight = UnicodeString("FALSE");
   1458     }
   1459     logln(UnicodeString("Modified PST inDaylightTime->") + inDaylight );
   1460     if(U_FAILURE(status))
   1461     {
   1462         dataerrln("Some sort of error..." + UnicodeString(u_errorName(status))); // REVISIT
   1463     }
   1464     name.remove();
   1465     name = zone2->getDisplayName(Locale::getEnglish(),name);
   1466     logln("Modified PST->" + name);
   1467     if (name.compare("Pacific Standard Time") != 0)
   1468         dataerrln("Fail: Expected \"Pacific Standard Time\"");
   1469 
   1470     // Make sure we get the default display format for Locales
   1471     // with no display name data.
   1472     Locale mt_MT("mt_MT");
   1473     name.remove();
   1474     name = zone->getDisplayName(mt_MT,name);
   1475     //*****************************************************************
   1476     // THE FOLLOWING LINE MUST BE UPDATED IF THE LOCALE DATA CHANGES
   1477     // THE FOLLOWING LINE MUST BE UPDATED IF THE LOCALE DATA CHANGES
   1478     // THE FOLLOWING LINE MUST BE UPDATED IF THE LOCALE DATA CHANGES
   1479     //*****************************************************************
   1480     logln("PST(mt_MT)->" + name);
   1481 
   1482     // *** REVISIT SRL how in the world do I check this? looks java specific.
   1483     // Now be smart -- check to see if zh resource is even present.
   1484     // If not, we expect the en fallback behavior.
   1485     ResourceBundle enRB(NULL,
   1486                             Locale::getEnglish(), status);
   1487     if(U_FAILURE(status))
   1488         dataerrln("Couldn't get ResourceBundle for en - %s", u_errorName(status));
   1489 
   1490     ResourceBundle mtRB(NULL,
   1491                          mt_MT, status);
   1492     //if(U_FAILURE(status))
   1493     //    errln("Couldn't get ResourceBundle for mt_MT");
   1494 
   1495     UBool noZH = U_FAILURE(status);
   1496 
   1497     if (noZH) {
   1498         logln("Warning: Not testing the mt_MT behavior because resource is absent");
   1499         if (name != "Pacific Standard Time")
   1500             dataerrln("Fail: Expected Pacific Standard Time");
   1501     }
   1502 
   1503 
   1504     if      (name.compare("GMT-08:00") &&
   1505              name.compare("GMT-8:00") &&
   1506              name.compare("GMT-0800") &&
   1507              name.compare("GMT-800")) {
   1508       dataerrln(UnicodeString("Fail: Expected GMT-08:00 or something similar for PST in mt_MT but got ") + name );
   1509         dataerrln("************************************************************");
   1510         dataerrln("THE ABOVE FAILURE MAY JUST MEAN THE LOCALE DATA HAS CHANGED");
   1511         dataerrln("************************************************************");
   1512     }
   1513 
   1514     // Now try a non-existent zone
   1515     delete zone2;
   1516     zone2 = new SimpleTimeZone(90*60*1000, "xyzzy");
   1517     name.remove();
   1518     name = zone2->getDisplayName(Locale::getEnglish(),name);
   1519     logln("GMT+90min->" + name);
   1520     if (name.compare("GMT+01:30") &&
   1521         name.compare("GMT+1:30") &&
   1522         name.compare("GMT+0130") &&
   1523         name.compare("GMT+130"))
   1524         dataerrln("Fail: Expected GMT+01:30 or something similar");
   1525     name.truncate(0);
   1526     zone2->getDisplayName(name);
   1527     logln("GMT+90min->" + name);
   1528     if (name.compare("GMT+01:30") &&
   1529         name.compare("GMT+1:30") &&
   1530         name.compare("GMT+0130") &&
   1531         name.compare("GMT+130"))
   1532         dataerrln("Fail: Expected GMT+01:30 or something similar");
   1533     // clean up
   1534     delete zone;
   1535     delete zone2;
   1536 }
   1537 
   1538 /**
   1539  * @bug 4107276
   1540  */
   1541 void
   1542 TimeZoneTest::TestDSTSavings()
   1543 {
   1544     UErrorCode status = U_ZERO_ERROR;
   1545     // It might be better to find a way to integrate this test into the main TimeZone
   1546     // tests above, but I don't have time to figure out how to do this (or if it's
   1547     // even really a good idea).  Let's consider that a future.  --rtg 1/27/98
   1548     SimpleTimeZone *tz = new SimpleTimeZone(-5 * U_MILLIS_PER_HOUR, "dstSavingsTest",
   1549                                            UCAL_MARCH, 1, 0, 0, UCAL_SEPTEMBER, 1, 0, 0,
   1550                                            (int32_t)(0.5 * U_MILLIS_PER_HOUR), status);
   1551     if(U_FAILURE(status))
   1552         errln("couldn't create TimeZone");
   1553 
   1554     if (tz->getRawOffset() != -5 * U_MILLIS_PER_HOUR)
   1555         errln(UnicodeString("Got back a raw offset of ") + (tz->getRawOffset() / U_MILLIS_PER_HOUR) +
   1556               " hours instead of -5 hours.");
   1557     if (!tz->useDaylightTime())
   1558         errln("Test time zone should use DST but claims it doesn't.");
   1559     if (tz->getDSTSavings() != 0.5 * U_MILLIS_PER_HOUR)
   1560         errln(UnicodeString("Set DST offset to 0.5 hour, but got back ") + (tz->getDSTSavings() /
   1561                                                              U_MILLIS_PER_HOUR) + " hours instead.");
   1562 
   1563     int32_t offset = tz->getOffset(GregorianCalendar::AD, 1998, UCAL_JANUARY, 1,
   1564                               UCAL_THURSDAY, 10 * U_MILLIS_PER_HOUR,status);
   1565     if (offset != -5 * U_MILLIS_PER_HOUR)
   1566         errln(UnicodeString("The offset for 10 AM, 1/1/98 should have been -5 hours, but we got ")
   1567               + (offset / U_MILLIS_PER_HOUR) + " hours.");
   1568 
   1569     offset = tz->getOffset(GregorianCalendar::AD, 1998, UCAL_JUNE, 1, UCAL_MONDAY,
   1570                           10 * U_MILLIS_PER_HOUR,status);
   1571     if (offset != -4.5 * U_MILLIS_PER_HOUR)
   1572         errln(UnicodeString("The offset for 10 AM, 6/1/98 should have been -4.5 hours, but we got ")
   1573               + (offset / U_MILLIS_PER_HOUR) + " hours.");
   1574 
   1575     tz->setDSTSavings(U_MILLIS_PER_HOUR, status);
   1576     offset = tz->getOffset(GregorianCalendar::AD, 1998, UCAL_JANUARY, 1,
   1577                           UCAL_THURSDAY, 10 * U_MILLIS_PER_HOUR,status);
   1578     if (offset != -5 * U_MILLIS_PER_HOUR)
   1579         errln(UnicodeString("The offset for 10 AM, 1/1/98 should have been -5 hours, but we got ")
   1580               + (offset / U_MILLIS_PER_HOUR) + " hours.");
   1581 
   1582     offset = tz->getOffset(GregorianCalendar::AD, 1998, UCAL_JUNE, 1, UCAL_MONDAY,
   1583                           10 * U_MILLIS_PER_HOUR,status);
   1584     if (offset != -4 * U_MILLIS_PER_HOUR)
   1585         errln(UnicodeString("The offset for 10 AM, 6/1/98 (with a 1-hour DST offset) should have been -4 hours, but we got ")
   1586               + (offset / U_MILLIS_PER_HOUR) + " hours.");
   1587 
   1588     delete tz;
   1589 }
   1590 
   1591 /**
   1592  * @bug 4107570
   1593  */
   1594 void
   1595 TimeZoneTest::TestAlternateRules()
   1596 {
   1597     // Like TestDSTSavings, this test should probably be integrated somehow with the main
   1598     // test at the top of this class, but I didn't have time to figure out how to do that.
   1599     //                      --rtg 1/28/98
   1600 
   1601     SimpleTimeZone tz(-5 * U_MILLIS_PER_HOUR, "alternateRuleTest");
   1602 
   1603     // test the day-of-month API
   1604     UErrorCode status = U_ZERO_ERROR;
   1605     tz.setStartRule(UCAL_MARCH, 10, 12 * U_MILLIS_PER_HOUR, status);
   1606     if(U_FAILURE(status))
   1607         errln("tz.setStartRule failed");
   1608     tz.setEndRule(UCAL_OCTOBER, 20, 12 * U_MILLIS_PER_HOUR, status);
   1609     if(U_FAILURE(status))
   1610         errln("tz.setStartRule failed");
   1611 
   1612     int32_t offset = tz.getOffset(GregorianCalendar::AD, 1998, UCAL_MARCH, 5,
   1613                               UCAL_THURSDAY, 10 * U_MILLIS_PER_HOUR,status);
   1614     if (offset != -5 * U_MILLIS_PER_HOUR)
   1615         errln(UnicodeString("The offset for 10AM, 3/5/98 should have been -5 hours, but we got ")
   1616               + (offset / U_MILLIS_PER_HOUR) + " hours.");
   1617 
   1618     offset = tz.getOffset(GregorianCalendar::AD, 1998, UCAL_MARCH, 15,
   1619                           UCAL_SUNDAY, 10 * millisPerHour,status);
   1620     if (offset != -4 * U_MILLIS_PER_HOUR)
   1621         errln(UnicodeString("The offset for 10AM, 3/15/98 should have been -4 hours, but we got ")
   1622               + (offset / U_MILLIS_PER_HOUR) + " hours.");
   1623 
   1624     offset = tz.getOffset(GregorianCalendar::AD, 1998, UCAL_OCTOBER, 15,
   1625                           UCAL_THURSDAY, 10 * millisPerHour,status);
   1626     if (offset != -4 * U_MILLIS_PER_HOUR)
   1627         errln(UnicodeString("The offset for 10AM, 10/15/98 should have been -4 hours, but we got ")              + (offset / U_MILLIS_PER_HOUR) + " hours.");
   1628 
   1629     offset = tz.getOffset(GregorianCalendar::AD, 1998, UCAL_OCTOBER, 25,
   1630                           UCAL_SUNDAY, 10 * millisPerHour,status);
   1631     if (offset != -5 * U_MILLIS_PER_HOUR)
   1632         errln(UnicodeString("The offset for 10AM, 10/25/98 should have been -5 hours, but we got ")
   1633               + (offset / U_MILLIS_PER_HOUR) + " hours.");
   1634 
   1635     // test the day-of-week-after-day-in-month API
   1636     tz.setStartRule(UCAL_MARCH, 10, UCAL_FRIDAY, 12 * millisPerHour, TRUE, status);
   1637     if(U_FAILURE(status))
   1638         errln("tz.setStartRule failed");
   1639     tz.setEndRule(UCAL_OCTOBER, 20, UCAL_FRIDAY, 12 * millisPerHour, FALSE, status);
   1640     if(U_FAILURE(status))
   1641         errln("tz.setStartRule failed");
   1642 
   1643     offset = tz.getOffset(GregorianCalendar::AD, 1998, UCAL_MARCH, 11,
   1644                           UCAL_WEDNESDAY, 10 * millisPerHour,status);
   1645     if (offset != -5 * U_MILLIS_PER_HOUR)
   1646         errln(UnicodeString("The offset for 10AM, 3/11/98 should have been -5 hours, but we got ")
   1647               + (offset / U_MILLIS_PER_HOUR) + " hours.");
   1648 
   1649     offset = tz.getOffset(GregorianCalendar::AD, 1998, UCAL_MARCH, 14,
   1650                           UCAL_SATURDAY, 10 * millisPerHour,status);
   1651     if (offset != -4 * U_MILLIS_PER_HOUR)
   1652         errln(UnicodeString("The offset for 10AM, 3/14/98 should have been -4 hours, but we got ")
   1653               + (offset / U_MILLIS_PER_HOUR) + " hours.");
   1654 
   1655     offset = tz.getOffset(GregorianCalendar::AD, 1998, UCAL_OCTOBER, 15,
   1656                           UCAL_THURSDAY, 10 * millisPerHour,status);
   1657     if (offset != -4 * U_MILLIS_PER_HOUR)
   1658         errln(UnicodeString("The offset for 10AM, 10/15/98 should have been -4 hours, but we got ")
   1659               + (offset / U_MILLIS_PER_HOUR) + " hours.");
   1660 
   1661     offset = tz.getOffset(GregorianCalendar::AD, 1998, UCAL_OCTOBER, 17,
   1662                           UCAL_SATURDAY, 10 * millisPerHour,status);
   1663     if (offset != -5 * U_MILLIS_PER_HOUR)
   1664         errln(UnicodeString("The offset for 10AM, 10/17/98 should have been -5 hours, but we got ")
   1665               + (offset / U_MILLIS_PER_HOUR) + " hours.");
   1666 }
   1667 
   1668 void TimeZoneTest::TestFractionalDST() {
   1669     const char* tzName = "Australia/Lord_Howe"; // 30 min offset
   1670     TimeZone* tz_icu = TimeZone::createTimeZone(tzName);
   1671 	int dst_icu = tz_icu->getDSTSavings();
   1672     UnicodeString id;
   1673     int32_t expected = 1800000;
   1674 	if (expected != dst_icu) {
   1675 	    dataerrln(UnicodeString("java reports dst savings of ") + expected +
   1676 	        " but icu reports " + dst_icu +
   1677 	        " for tz " + tz_icu->getID(id));
   1678 	} else {
   1679 	    logln(UnicodeString("both java and icu report dst savings of ") + expected + " for tz " + tz_icu->getID(id));
   1680 	}
   1681     delete tz_icu;
   1682 }
   1683 
   1684 /**
   1685  * Test country code support.  Jitterbug 776.
   1686  */
   1687 void TimeZoneTest::TestCountries() {
   1688     // Make sure America/Los_Angeles is in the "US" group, and
   1689     // Asia/Tokyo isn't.  Vice versa for the "JP" group.
   1690     UErrorCode ec = U_ZERO_ERROR;
   1691     int32_t n;
   1692     StringEnumeration* s = TimeZone::createEnumeration("US");
   1693     if (s == NULL) {
   1694         dataerrln("Unable to create TimeZone enumeration for US");
   1695         return;
   1696     }
   1697     n = s->count(ec);
   1698     UBool la = FALSE, tokyo = FALSE;
   1699     UnicodeString laZone("America/Los_Angeles", "");
   1700     UnicodeString tokyoZone("Asia/Tokyo", "");
   1701     int32_t i;
   1702 
   1703     if (s == NULL || n <= 0) {
   1704         dataerrln("FAIL: TimeZone::createEnumeration() returned nothing");
   1705         return;
   1706     }
   1707     for (i=0; i<n; ++i) {
   1708         const UnicodeString* id = s->snext(ec);
   1709         if (*id == (laZone)) {
   1710             la = TRUE;
   1711         }
   1712         if (*id == (tokyoZone)) {
   1713             tokyo = TRUE;
   1714         }
   1715     }
   1716     if (!la || tokyo) {
   1717         errln("FAIL: " + laZone + " in US = " + la);
   1718         errln("FAIL: " + tokyoZone + " in US = " + tokyo);
   1719     }
   1720     delete s;
   1721 
   1722     s = TimeZone::createEnumeration("JP");
   1723     n = s->count(ec);
   1724     la = FALSE; tokyo = FALSE;
   1725 
   1726     for (i=0; i<n; ++i) {
   1727         const UnicodeString* id = s->snext(ec);
   1728         if (*id == (laZone)) {
   1729             la = TRUE;
   1730         }
   1731         if (*id == (tokyoZone)) {
   1732             tokyo = TRUE;
   1733         }
   1734     }
   1735     if (la || !tokyo) {
   1736         errln("FAIL: " + laZone + " in JP = " + la);
   1737         errln("FAIL: " + tokyoZone + " in JP = " + tokyo);
   1738     }
   1739     StringEnumeration* s1 = TimeZone::createEnumeration("US");
   1740     StringEnumeration* s2 = TimeZone::createEnumeration("US");
   1741     for(i=0;i<n;++i){
   1742         const UnicodeString* id1 = s1->snext(ec);
   1743         if(id1==NULL || U_FAILURE(ec)){
   1744             errln("Failed to fetch next from TimeZone enumeration. Length returned : %i Current Index: %i", n,i);
   1745         }
   1746         TimeZone* tz1 = TimeZone::createTimeZone(*id1);
   1747         for(int j=0; j<n;++j){
   1748             const UnicodeString* id2 = s2->snext(ec);
   1749             if(id2==NULL || U_FAILURE(ec)){
   1750                 errln("Failed to fetch next from TimeZone enumeration. Length returned : %i Current Index: %i", n,i);
   1751             }
   1752             TimeZone* tz2 = TimeZone::createTimeZone(*id2);
   1753             if(tz1->hasSameRules(*tz2)){
   1754                 logln("ID1 : " + *id1+" == ID2 : " +*id2);
   1755             }
   1756             delete tz2;
   1757         }
   1758         delete tz1;
   1759     }
   1760     delete s1;
   1761     delete s2;
   1762     delete s;
   1763 }
   1764 
   1765 void TimeZoneTest::TestHistorical() {
   1766     const int32_t H = U_MILLIS_PER_HOUR;
   1767     struct {
   1768         const char* id;
   1769         int32_t time; // epoch seconds
   1770         int32_t offset; // total offset (millis)
   1771     } DATA[] = {
   1772         // Add transition points (before/after) as desired to test historical
   1773         // behavior.
   1774         {"America/Los_Angeles", 638963999, -8*H}, // Sun Apr 01 01:59:59 GMT-08:00 1990
   1775         {"America/Los_Angeles", 638964000, -7*H}, // Sun Apr 01 03:00:00 GMT-07:00 1990
   1776         {"America/Los_Angeles", 657104399, -7*H}, // Sun Oct 28 01:59:59 GMT-07:00 1990
   1777         {"America/Los_Angeles", 657104400, -8*H}, // Sun Oct 28 01:00:00 GMT-08:00 1990
   1778         {"America/Goose_Bay", -116445601, -4*H}, // Sun Apr 24 01:59:59 GMT-04:00 1966
   1779         {"America/Goose_Bay", -116445600, -3*H}, // Sun Apr 24 03:00:00 GMT-03:00 1966
   1780         {"America/Goose_Bay", -100119601, -3*H}, // Sun Oct 30 01:59:59 GMT-03:00 1966
   1781         {"America/Goose_Bay", -100119600, -4*H}, // Sun Oct 30 01:00:00 GMT-04:00 1966
   1782         {"America/Goose_Bay", -84391201, -4*H}, // Sun Apr 30 01:59:59 GMT-04:00 1967
   1783         {"America/Goose_Bay", -84391200, -3*H}, // Sun Apr 30 03:00:00 GMT-03:00 1967
   1784         {"America/Goose_Bay", -68670001, -3*H}, // Sun Oct 29 01:59:59 GMT-03:00 1967
   1785         {"America/Goose_Bay", -68670000, -4*H}, // Sun Oct 29 01:00:00 GMT-04:00 1967
   1786         {0, 0, 0}
   1787     };
   1788 
   1789     for (int32_t i=0; DATA[i].id!=0; ++i) {
   1790         const char* id = DATA[i].id;
   1791         TimeZone *tz = TimeZone::createTimeZone(id);
   1792         UnicodeString s;
   1793         if (tz == 0) {
   1794             errln("FAIL: Cannot create %s", id);
   1795         } else if (tz->getID(s) != UnicodeString(id)) {
   1796             dataerrln((UnicodeString)"FAIL: createTimeZone(" + id + ") => " + s);
   1797         } else {
   1798             UErrorCode ec = U_ZERO_ERROR;
   1799             int32_t raw, dst;
   1800             UDate when = (double) DATA[i].time * U_MILLIS_PER_SECOND;
   1801             tz->getOffset(when, FALSE, raw, dst, ec);
   1802             if (U_FAILURE(ec)) {
   1803                 errln("FAIL: getOffset");
   1804             } else if ((raw+dst) != DATA[i].offset) {
   1805                 errln((UnicodeString)"FAIL: " + DATA[i].id + ".getOffset(" +
   1806                       //when + " = " +
   1807                       dateToString(when) + ") => " +
   1808                       raw + ", " + dst);
   1809             } else {
   1810                 logln((UnicodeString)"Ok: " + DATA[i].id + ".getOffset(" +
   1811                       //when + " = " +
   1812                       dateToString(when) + ") => " +
   1813                       raw + ", " + dst);
   1814             }
   1815         }
   1816         delete tz;
   1817     }
   1818 }
   1819 
   1820 void TimeZoneTest::TestEquivalentIDs() {
   1821     int32_t n = TimeZone::countEquivalentIDs("PST");
   1822     if (n < 2) {
   1823         dataerrln((UnicodeString)"FAIL: countEquivalentIDs(PST) = " + n);
   1824     } else {
   1825         UBool sawLA = FALSE;
   1826         for (int32_t i=0; i<n; ++i) {
   1827             UnicodeString id = TimeZone::getEquivalentID("PST", i);
   1828             logln((UnicodeString)"" + i + " : " + id);
   1829             if (id == UnicodeString("America/Los_Angeles")) {
   1830                 sawLA = TRUE;
   1831             }
   1832         }
   1833         if (!sawLA) {
   1834             errln("FAIL: America/Los_Angeles should be in the list");
   1835         }
   1836     }
   1837 }
   1838 
   1839 // Test that a transition at the end of February is handled correctly.
   1840 void TimeZoneTest::TestFebruary() {
   1841     UErrorCode status = U_ZERO_ERROR;
   1842 
   1843     // Time zone with daylight savings time from the first Sunday in November
   1844     // to the last Sunday in February.
   1845     // Similar to the new rule for Brazil (Sao Paulo) in tzdata2006n.
   1846     //
   1847     // Note: In tzdata2007h, the rule had changed, so no actual zones uses
   1848     // lastSun in Feb anymore.
   1849     SimpleTimeZone tz1(-3 * U_MILLIS_PER_HOUR,          // raw offset: 3h before (west of) GMT
   1850                        UNICODE_STRING("nov-feb", 7),
   1851                        UCAL_NOVEMBER, 1, UCAL_SUNDAY,   // start: November, first, Sunday
   1852                        0,                               //        midnight wall time
   1853                        UCAL_FEBRUARY, -1, UCAL_SUNDAY,  // end:   February, last, Sunday
   1854                        0,                               //        midnight wall time
   1855                        status);
   1856     if (U_FAILURE(status)) {
   1857         errln("Unable to create the SimpleTimeZone(nov-feb): %s", u_errorName(status));
   1858         return;
   1859     }
   1860 
   1861     // Now hardcode the same rules as for Brazil in tzdata 2006n, so that
   1862     // we cover the intended code even when in the future zoneinfo hardcodes
   1863     // these transition dates.
   1864     SimpleTimeZone tz2(-3 * U_MILLIS_PER_HOUR,          // raw offset: 3h before (west of) GMT
   1865                        UNICODE_STRING("nov-feb2", 8),
   1866                        UCAL_NOVEMBER, 1, -UCAL_SUNDAY,  // start: November, 1 or after, Sunday
   1867                        0,                               //        midnight wall time
   1868                        UCAL_FEBRUARY, -29, -UCAL_SUNDAY,// end:   February, 29 or before, Sunday
   1869                        0,                               //        midnight wall time
   1870                        status);
   1871     if (U_FAILURE(status)) {
   1872         errln("Unable to create the SimpleTimeZone(nov-feb2): %s", u_errorName(status));
   1873         return;
   1874     }
   1875 
   1876     // Gregorian calendar with the UTC time zone for getting sample test date/times.
   1877     GregorianCalendar gc(*TimeZone::getGMT(), status);
   1878     if (U_FAILURE(status)) {
   1879         dataerrln("Unable to create the UTC calendar: %s", u_errorName(status));
   1880         return;
   1881     }
   1882 
   1883     struct {
   1884         // UTC time.
   1885         int32_t year, month, day, hour, minute, second;
   1886         // Expected time zone offset in hours after GMT (negative=before GMT).
   1887         int32_t offsetHours;
   1888     } data[] = {
   1889         { 2006, UCAL_NOVEMBER,  5, 02, 59, 59, -3 },
   1890         { 2006, UCAL_NOVEMBER,  5, 03, 00, 00, -2 },
   1891         { 2007, UCAL_FEBRUARY, 25, 01, 59, 59, -2 },
   1892         { 2007, UCAL_FEBRUARY, 25, 02, 00, 00, -3 },
   1893 
   1894         { 2007, UCAL_NOVEMBER,  4, 02, 59, 59, -3 },
   1895         { 2007, UCAL_NOVEMBER,  4, 03, 00, 00, -2 },
   1896         { 2008, UCAL_FEBRUARY, 24, 01, 59, 59, -2 },
   1897         { 2008, UCAL_FEBRUARY, 24, 02, 00, 00, -3 },
   1898 
   1899         { 2008, UCAL_NOVEMBER,  2, 02, 59, 59, -3 },
   1900         { 2008, UCAL_NOVEMBER,  2, 03, 00, 00, -2 },
   1901         { 2009, UCAL_FEBRUARY, 22, 01, 59, 59, -2 },
   1902         { 2009, UCAL_FEBRUARY, 22, 02, 00, 00, -3 },
   1903 
   1904         { 2009, UCAL_NOVEMBER,  1, 02, 59, 59, -3 },
   1905         { 2009, UCAL_NOVEMBER,  1, 03, 00, 00, -2 },
   1906         { 2010, UCAL_FEBRUARY, 28, 01, 59, 59, -2 },
   1907         { 2010, UCAL_FEBRUARY, 28, 02, 00, 00, -3 }
   1908     };
   1909 
   1910     TimeZone *timezones[] = { &tz1, &tz2 };
   1911 
   1912     TimeZone *tz;
   1913     UDate dt;
   1914     int32_t t, i, raw, dst;
   1915     for (t = 0; t < UPRV_LENGTHOF(timezones); ++t) {
   1916         tz = timezones[t];
   1917         for (i = 0; i < UPRV_LENGTHOF(data); ++i) {
   1918             gc.set(data[i].year, data[i].month, data[i].day,
   1919                    data[i].hour, data[i].minute, data[i].second);
   1920             dt = gc.getTime(status);
   1921             if (U_FAILURE(status)) {
   1922                 errln("test case %d.%d: bad date/time %04d-%02d-%02d %02d:%02d:%02d",
   1923                       t, i,
   1924                       data[i].year, data[i].month + 1, data[i].day,
   1925                       data[i].hour, data[i].minute, data[i].second);
   1926                 status = U_ZERO_ERROR;
   1927                 continue;
   1928             }
   1929             tz->getOffset(dt, FALSE, raw, dst, status);
   1930             if (U_FAILURE(status)) {
   1931                 errln("test case %d.%d: tz.getOffset(%04d-%02d-%02d %02d:%02d:%02d) fails: %s",
   1932                       t, i,
   1933                       data[i].year, data[i].month + 1, data[i].day,
   1934                       data[i].hour, data[i].minute, data[i].second,
   1935                       u_errorName(status));
   1936                 status = U_ZERO_ERROR;
   1937             } else if ((raw + dst) != data[i].offsetHours * U_MILLIS_PER_HOUR) {
   1938                 errln("test case %d.%d: tz.getOffset(%04d-%02d-%02d %02d:%02d:%02d) returns %d+%d != %d",
   1939                       t, i,
   1940                       data[i].year, data[i].month + 1, data[i].day,
   1941                       data[i].hour, data[i].minute, data[i].second,
   1942                       raw, dst, data[i].offsetHours * U_MILLIS_PER_HOUR);
   1943             }
   1944         }
   1945     }
   1946 }
   1947 
   1948 void TimeZoneTest::TestCanonicalIDAPI() {
   1949     // Bogus input string.
   1950     UnicodeString bogus;
   1951     bogus.setToBogus();
   1952     UnicodeString canonicalID;
   1953     UErrorCode ec = U_ZERO_ERROR;
   1954     UnicodeString *pResult = &TimeZone::getCanonicalID(bogus, canonicalID, ec);
   1955     assertEquals("TimeZone::getCanonicalID(bogus) should fail", U_ILLEGAL_ARGUMENT_ERROR, ec);
   1956     assertTrue("TimeZone::getCanonicalID(bogus) should return the dest string", pResult == &canonicalID);
   1957 
   1958     // U_FAILURE on input.
   1959     UnicodeString berlin("Europe/Berlin");
   1960     ec = U_MEMORY_ALLOCATION_ERROR;
   1961     pResult = &TimeZone::getCanonicalID(berlin, canonicalID, ec);
   1962     assertEquals("TimeZone::getCanonicalID(failure) should fail", U_MEMORY_ALLOCATION_ERROR, ec);
   1963     assertTrue("TimeZone::getCanonicalID(failure) should return the dest string", pResult == &canonicalID);
   1964 
   1965     // Valid input should un-bogus the dest string.
   1966     canonicalID.setToBogus();
   1967     ec = U_ZERO_ERROR;
   1968     pResult = &TimeZone::getCanonicalID(berlin, canonicalID, ec);
   1969     assertSuccess("TimeZone::getCanonicalID(bogus dest) should succeed", ec, TRUE);
   1970     assertTrue("TimeZone::getCanonicalID(bogus dest) should return the dest string", pResult == &canonicalID);
   1971     assertFalse("TimeZone::getCanonicalID(bogus dest) should un-bogus the dest string", canonicalID.isBogus());
   1972     assertEquals("TimeZone::getCanonicalID(bogus dest) unexpected result", canonicalID, berlin, TRUE);
   1973 }
   1974 
   1975 void TimeZoneTest::TestCanonicalID() {
   1976 
   1977     // Some canonical IDs in CLDR are defined as "Link"
   1978     // in Olson tzdata.
   1979     static const struct {
   1980         const char *alias;
   1981         const char *zone;
   1982     } excluded1[] = {
   1983         {"Africa/Addis_Ababa", "Africa/Nairobi"},
   1984         {"Africa/Asmera", "Africa/Nairobi"},
   1985         {"Africa/Bamako", "Africa/Abidjan"},
   1986         {"Africa/Bangui", "Africa/Lagos"},
   1987         {"Africa/Banjul", "Africa/Abidjan"},
   1988         {"Africa/Blantyre", "Africa/Maputo"},
   1989         {"Africa/Brazzaville", "Africa/Lagos"},
   1990         {"Africa/Bujumbura", "Africa/Maputo"},
   1991         {"Africa/Conakry", "Africa/Abidjan"},
   1992         {"Africa/Dakar", "Africa/Abidjan"},
   1993         {"Africa/Dar_es_Salaam", "Africa/Nairobi"},
   1994         {"Africa/Djibouti", "Africa/Nairobi"},
   1995         {"Africa/Douala", "Africa/Lagos"},
   1996         {"Africa/Freetown", "Africa/Abidjan"},
   1997         {"Africa/Gaborone", "Africa/Maputo"},
   1998         {"Africa/Harare", "Africa/Maputo"},
   1999         {"Africa/Kampala", "Africa/Nairobi"},
   2000         {"Africa/Khartoum", "Africa/Juba"},
   2001         {"Africa/Kigali", "Africa/Maputo"},
   2002         {"Africa/Kinshasa", "Africa/Lagos"},
   2003         {"Africa/Libreville", "Africa/Lagos"},
   2004         {"Africa/Lome", "Africa/Abidjan"},
   2005         {"Africa/Luanda", "Africa/Lagos"},
   2006         {"Africa/Lubumbashi", "Africa/Maputo"},
   2007         {"Africa/Lusaka", "Africa/Maputo"},
   2008         {"Africa/Maseru", "Africa/Johannesburg"},
   2009         {"Africa/Malabo", "Africa/Lagos"},
   2010         {"Africa/Mbabane", "Africa/Johannesburg"},
   2011         {"Africa/Mogadishu", "Africa/Nairobi"},
   2012         {"Africa/Niamey", "Africa/Lagos"},
   2013         {"Africa/Nouakchott", "Africa/Abidjan"},
   2014         {"Africa/Ouagadougou", "Africa/Abidjan"},
   2015         {"Africa/Porto-Novo", "Africa/Lagos"},
   2016         {"Africa/Sao_Tome", "Africa/Abidjan"},
   2017         {"America/Antigua", "America/Port_of_Spain"},
   2018         {"America/Anguilla", "America/Port_of_Spain"},
   2019         {"America/Curacao", "America/Aruba"},
   2020         {"America/Dominica", "America/Port_of_Spain"},
   2021         {"America/Grenada", "America/Port_of_Spain"},
   2022         {"America/Guadeloupe", "America/Port_of_Spain"},
   2023         {"America/Kralendijk", "America/Aruba"},
   2024         {"America/Lower_Princes", "America/Aruba"},
   2025         {"America/Marigot", "America/Port_of_Spain"},
   2026         {"America/Montserrat", "America/Port_of_Spain"},
   2027         {"America/Panama", "America/Cayman"},
   2028         {"America/Santa_Isabel", "America/Tijuana"},
   2029         {"America/Shiprock", "America/Denver"},
   2030         {"America/St_Barthelemy", "America/Port_of_Spain"},
   2031         {"America/St_Kitts", "America/Port_of_Spain"},
   2032         {"America/St_Lucia", "America/Port_of_Spain"},
   2033         {"America/St_Thomas", "America/Port_of_Spain"},
   2034         {"America/St_Vincent", "America/Port_of_Spain"},
   2035         {"America/Toronto", "America/Montreal"},
   2036         {"America/Tortola", "America/Port_of_Spain"},
   2037         {"America/Virgin", "America/Port_of_Spain"},
   2038         {"Antarctica/South_Pole", "Antarctica/McMurdo"},
   2039         {"Arctic/Longyearbyen", "Europe/Oslo"},
   2040         {"Asia/Kuwait", "Asia/Aden"},
   2041         {"Asia/Muscat", "Asia/Dubai"},
   2042         {"Asia/Phnom_Penh", "Asia/Bangkok"},
   2043         {"Asia/Qatar", "Asia/Bahrain"},
   2044         {"Asia/Riyadh", "Asia/Aden"},
   2045         {"Asia/Vientiane", "Asia/Bangkok"},
   2046         {"Atlantic/Jan_Mayen", "Europe/Oslo"},
   2047         {"Atlantic/St_Helena", "Africa/Abidjan"},
   2048         {"Europe/Bratislava", "Europe/Prague"},
   2049         {"Europe/Busingen", "Europe/Zurich"},
   2050         {"Europe/Guernsey", "Europe/London"},
   2051         {"Europe/Isle_of_Man", "Europe/London"},
   2052         {"Europe/Jersey", "Europe/London"},
   2053         {"Europe/Ljubljana", "Europe/Belgrade"},
   2054         {"Europe/Mariehamn", "Europe/Helsinki"},
   2055         {"Europe/Podgorica", "Europe/Belgrade"},
   2056         {"Europe/San_Marino", "Europe/Rome"},
   2057         {"Europe/Sarajevo", "Europe/Belgrade"},
   2058         {"Europe/Skopje", "Europe/Belgrade"},
   2059         {"Europe/Vaduz", "Europe/Zurich"},
   2060         {"Europe/Vatican", "Europe/Rome"},
   2061         {"Europe/Zagreb", "Europe/Belgrade"},
   2062         {"Indian/Antananarivo", "Africa/Nairobi"},
   2063         {"Indian/Comoro", "Africa/Nairobi"},
   2064         {"Indian/Mayotte", "Africa/Nairobi"},
   2065         {"Pacific/Auckland", "Antarctica/McMurdo"},
   2066         {"Pacific/Johnston", "Pacific/Honolulu"},
   2067         {"Pacific/Midway", "Pacific/Pago_Pago"},
   2068         {"Pacific/Saipan", "Pacific/Guam"},
   2069         {0, 0}
   2070     };
   2071 
   2072     // Following IDs are aliases of Etc/GMT in CLDR,
   2073     // but Olson tzdata has 3 independent definitions
   2074     // for Etc/GMT, Etc/UTC, Etc/UCT.
   2075     // Until we merge them into one equivalent group
   2076     // in zoneinfo.res, we exclude them in the test
   2077     // below.
   2078     static const char* excluded2[] = {
   2079         "Etc/UCT", "UCT",
   2080         "Etc/UTC", "UTC",
   2081         "Etc/Universal", "Universal",
   2082         "Etc/Zulu", "Zulu", 0
   2083     };
   2084 
   2085     // Walk through equivalency groups
   2086     UErrorCode ec = U_ZERO_ERROR;
   2087     int32_t s_length, i, j, k;
   2088     StringEnumeration* s = TimeZone::createEnumeration();
   2089     if (s == NULL) {
   2090         dataerrln("Unable to create TimeZone enumeration");
   2091         return;
   2092     }
   2093     UnicodeString canonicalID, tmpCanonical;
   2094     s_length = s->count(ec);
   2095     for (i = 0; i < s_length;++i) {
   2096         const UnicodeString *tzid = s->snext(ec);
   2097         int32_t nEquiv = TimeZone::countEquivalentIDs(*tzid);
   2098         if (nEquiv == 0) {
   2099             continue;
   2100         }
   2101         UBool bFoundCanonical = FALSE;
   2102         // Make sure getCanonicalID returns the exact same result
   2103         // for all entries within a same equivalency group with some
   2104         // exceptions listed in exluded1.
   2105         // Also, one of them must be canonical id.
   2106         for (j = 0; j < nEquiv; j++) {
   2107             UnicodeString tmp = TimeZone::getEquivalentID(*tzid, j);
   2108             TimeZone::getCanonicalID(tmp, tmpCanonical, ec);
   2109             if (U_FAILURE(ec)) {
   2110                 errln((UnicodeString)"FAIL: getCanonicalID(" + tmp + ") failed.");
   2111                 ec = U_ZERO_ERROR;
   2112                 continue;
   2113             }
   2114             // Some exceptional cases
   2115             for (k = 0; excluded1[k].alias != 0; k++) {
   2116                 if (tmpCanonical == excluded1[k].alias) {
   2117                     tmpCanonical = excluded1[k].zone;
   2118                     break;
   2119                 }
   2120             }
   2121             if (j == 0) {
   2122                 canonicalID = tmpCanonical;
   2123             } else if (canonicalID != tmpCanonical) {
   2124                 errln("FAIL: getCanonicalID(" + tmp + ") returned " + tmpCanonical + " expected:" + canonicalID);
   2125             }
   2126 
   2127             if (canonicalID == tmp) {
   2128                 bFoundCanonical = TRUE;
   2129             }
   2130         }
   2131         // At least one ID in an equvalency group must match the
   2132         // canonicalID
   2133         if (bFoundCanonical == FALSE) {
   2134             // test exclusion because of differences between Olson tzdata and CLDR
   2135             UBool isExcluded = FALSE;
   2136             for (k = 0; excluded2[k] != 0; k++) {
   2137                 if (*tzid == UnicodeString(excluded2[k])) {
   2138                     isExcluded = TRUE;
   2139                     break;
   2140                 }
   2141             }
   2142             if (isExcluded) {
   2143                 continue;
   2144             }
   2145             errln((UnicodeString)"FAIL: No timezone ids match the canonical ID " + canonicalID);
   2146         }
   2147     }
   2148     delete s;
   2149 
   2150     // Testing some special cases
   2151     static const struct {
   2152         const char *id;
   2153         const char *expected;
   2154         UBool isSystem;
   2155     } data[] = {
   2156         {"GMT-03", "GMT-03:00", FALSE},
   2157         {"GMT+4", "GMT+04:00", FALSE},
   2158         {"GMT-055", "GMT-00:55", FALSE},
   2159         {"GMT+430", "GMT+04:30", FALSE},
   2160         {"GMT-12:15", "GMT-12:15", FALSE},
   2161         {"GMT-091015", "GMT-09:10:15", FALSE},
   2162         {"GMT+1:90", 0, FALSE},
   2163         {"America/Argentina/Buenos_Aires", "America/Buenos_Aires", TRUE},
   2164         {"Etc/Unknown", "Etc/Unknown", FALSE},
   2165         {"bogus", 0, FALSE},
   2166         {"", 0, FALSE},
   2167         {"America/Marigot", "America/Marigot", TRUE},     // Olson link, but CLDR canonical (#8953)
   2168         {"Europe/Bratislava", "Europe/Bratislava", TRUE}, // Same as above
   2169         {0, 0, FALSE}
   2170     };
   2171 
   2172     UBool isSystemID;
   2173     for (i = 0; data[i].id != 0; i++) {
   2174         TimeZone::getCanonicalID(UnicodeString(data[i].id), canonicalID, isSystemID, ec);
   2175         if (U_FAILURE(ec)) {
   2176             if (ec != U_ILLEGAL_ARGUMENT_ERROR || data[i].expected != 0) {
   2177                 errln((UnicodeString)"FAIL: getCanonicalID(\"" + data[i].id
   2178                     + "\") returned status U_ILLEGAL_ARGUMENT_ERROR");
   2179             }
   2180             ec = U_ZERO_ERROR;
   2181             continue;
   2182         }
   2183         if (canonicalID != data[i].expected) {
   2184             dataerrln((UnicodeString)"FAIL: getCanonicalID(\"" + data[i].id
   2185                 + "\") returned " + canonicalID + " - expected: " + data[i].expected);
   2186         }
   2187         if (isSystemID != data[i].isSystem) {
   2188             dataerrln((UnicodeString)"FAIL: getCanonicalID(\"" + data[i].id
   2189                 + "\") set " + isSystemID + " to isSystemID");
   2190         }
   2191     }
   2192 }
   2193 
   2194 //
   2195 //  Test Display Names, choosing zones and lcoales where there are multiple
   2196 //                      meta-zones defined.
   2197 //
   2198 static struct   {
   2199     const char            *zoneName;
   2200     const char            *localeName;
   2201     UBool                  summerTime;
   2202     TimeZone::EDisplayType style;
   2203     const char            *expectedDisplayName; }
   2204  zoneDisplayTestData [] =  {
   2205      //  zone id         locale   summer   format          expected display name
   2206       {"Europe/London",     "en", FALSE, TimeZone::SHORT, "GMT"},
   2207       {"Europe/London",     "en", FALSE, TimeZone::LONG,  "Greenwich Mean Time"},
   2208       {"Europe/London",     "en", TRUE,  TimeZone::SHORT, "GMT+1" /*"BST"*/},
   2209       {"Europe/London",     "en", TRUE,  TimeZone::LONG,  "British Summer Time"},
   2210 
   2211       {"America/Anchorage", "en", FALSE, TimeZone::SHORT, "AKST"},
   2212       {"America/Anchorage", "en", FALSE, TimeZone::LONG,  "Alaska Standard Time"},
   2213       {"America/Anchorage", "en", TRUE,  TimeZone::SHORT, "AKDT"},
   2214       {"America/Anchorage", "en", TRUE,  TimeZone::LONG,  "Alaska Daylight Time"},
   2215 
   2216       // Southern Hemisphere, all data from meta:Australia_Western
   2217       {"Australia/Perth",   "en", FALSE, TimeZone::SHORT, "GMT+8"/*"AWST"*/},
   2218       {"Australia/Perth",   "en", FALSE, TimeZone::LONG,  "Australian Western Standard Time"},
   2219       // Note: Perth does not observe DST currently. When display name is missing,
   2220       // the localized GMT format with the current offset is used even daylight name was
   2221       // requested. See #9350.
   2222       {"Australia/Perth",   "en", TRUE,  TimeZone::SHORT, "GMT+8"/*"AWDT"*/},
   2223       {"Australia/Perth",   "en", TRUE,  TimeZone::LONG,  "Australian Western Daylight Time"},
   2224 
   2225       {"America/Sao_Paulo",  "en", FALSE, TimeZone::SHORT, "GMT-3"/*"BRT"*/},
   2226       {"America/Sao_Paulo",  "en", FALSE, TimeZone::LONG,  "Brasilia Standard Time"},
   2227       {"America/Sao_Paulo",  "en", TRUE,  TimeZone::SHORT, "GMT-2"/*"BRST"*/},
   2228       {"America/Sao_Paulo",  "en", TRUE,  TimeZone::LONG,  "Brasilia Summer Time"},
   2229 
   2230       // No Summer Time, but had it before 1983.
   2231       {"Pacific/Honolulu",   "en", FALSE, TimeZone::SHORT, "HST"},
   2232       {"Pacific/Honolulu",   "en", FALSE, TimeZone::LONG,  "Hawaii-Aleutian Standard Time"},
   2233       {"Pacific/Honolulu",   "en", TRUE,  TimeZone::SHORT, "HDT"},
   2234       {"Pacific/Honolulu",   "en", TRUE,  TimeZone::LONG,  "Hawaii-Aleutian Daylight Time"},
   2235 
   2236       // Northern, has Summer, not commonly used.
   2237       {"Europe/Helsinki",    "en", FALSE, TimeZone::SHORT, "GMT+2"/*"EET"*/},
   2238       {"Europe/Helsinki",    "en", FALSE, TimeZone::LONG,  "Eastern European Standard Time"},
   2239       {"Europe/Helsinki",    "en", TRUE,  TimeZone::SHORT, "GMT+3"/*"EEST"*/},
   2240       {"Europe/Helsinki",    "en", TRUE,  TimeZone::LONG,  "Eastern European Summer Time"},
   2241 
   2242       // Repeating the test data for DST.  The test data below trigger the problem reported
   2243       // by Ticket#6644
   2244       {"Europe/London",       "en", TRUE, TimeZone::SHORT, "GMT+1" /*"BST"*/},
   2245       {"Europe/London",       "en", TRUE, TimeZone::LONG,  "British Summer Time"},
   2246 
   2247       {NULL, NULL, FALSE, TimeZone::SHORT, NULL}   // NULL values terminate list
   2248     };
   2249 
   2250 void TimeZoneTest::TestDisplayNamesMeta() {
   2251     UErrorCode status = U_ZERO_ERROR;
   2252     GregorianCalendar cal(*TimeZone::getGMT(), status);
   2253     if (failure(status, "GregorianCalendar", TRUE)) return;
   2254 
   2255     UBool sawAnError = FALSE;
   2256     for (int testNum   = 0; zoneDisplayTestData[testNum].zoneName != NULL; testNum++) {
   2257         Locale locale  = Locale::createFromName(zoneDisplayTestData[testNum].localeName);
   2258         TimeZone *zone = TimeZone::createTimeZone(zoneDisplayTestData[testNum].zoneName);
   2259         UnicodeString displayName;
   2260         zone->getDisplayName(zoneDisplayTestData[testNum].summerTime,
   2261                              zoneDisplayTestData[testNum].style,
   2262                              locale,
   2263                              displayName);
   2264         if (displayName != zoneDisplayTestData[testNum].expectedDisplayName) {
   2265             char  name[100];
   2266             UErrorCode status = U_ZERO_ERROR;
   2267             displayName.extract(name, 100, NULL, status);
   2268             if (isDevelopmentBuild) {
   2269                 sawAnError = TRUE;
   2270                 dataerrln("Incorrect time zone display name.  zone = \"%s\",\n"
   2271                       "   locale = \"%s\",   style = %s,  Summertime = %d\n"
   2272                       "   Expected \"%s\", "
   2273                       "   Got \"%s\"\n   Error: %s", zoneDisplayTestData[testNum].zoneName,
   2274                                          zoneDisplayTestData[testNum].localeName,
   2275                                          zoneDisplayTestData[testNum].style==TimeZone::SHORT ?
   2276                                             "SHORT" : "LONG",
   2277                                          zoneDisplayTestData[testNum].summerTime,
   2278                                          zoneDisplayTestData[testNum].expectedDisplayName,
   2279                                          name,
   2280                                          u_errorName(status));
   2281             } else {
   2282                 logln("Incorrect time zone display name.  zone = \"%s\",\n"
   2283                       "   locale = \"%s\",   style = %s,  Summertime = %d\n"
   2284                       "   Expected \"%s\", "
   2285                       "   Got \"%s\"\n", zoneDisplayTestData[testNum].zoneName,
   2286                                          zoneDisplayTestData[testNum].localeName,
   2287                                          zoneDisplayTestData[testNum].style==TimeZone::SHORT ?
   2288                                             "SHORT" : "LONG",
   2289                                          zoneDisplayTestData[testNum].summerTime,
   2290                                          zoneDisplayTestData[testNum].expectedDisplayName,
   2291                                          name);
   2292             }
   2293         }
   2294         delete zone;
   2295     }
   2296     if (sawAnError) {
   2297         dataerrln("***Note: Errors could be the result of changes to zoneStrings locale data");
   2298     }
   2299 }
   2300 
   2301 void TimeZoneTest::TestGetRegion()
   2302 {
   2303     static const struct {
   2304         const char *id;
   2305         const char *region;
   2306     } data[] = {
   2307         {"America/Los_Angeles",             "US"},
   2308         {"America/Indianapolis",            "US"},  // CLDR canonical, Olson backward
   2309         {"America/Indiana/Indianapolis",    "US"},  // CLDR alias
   2310         {"Mexico/General",                  "MX"},  // Link America/Mexico_City, Olson backward
   2311         {"Etc/UTC",                         "001"},
   2312         {"EST5EDT",                         "001"},
   2313         {"PST",                             "US"},  // Link America/Los_Angeles
   2314         {"Europe/Helsinki",                 "FI"},
   2315         {"Europe/Mariehamn",                "AX"},  // Link Europe/Helsinki, but in zone.tab
   2316         {"Asia/Riyadh",                     "SA"},
   2317         // tz file solar87 was removed from tzdata2013i
   2318         // {"Asia/Riyadh87",                   "001"}, // this should be "SA" actually, but not in zone.tab
   2319         {"Etc/Unknown",                     0},  // CLDR canonical, but not a sysmte zone ID
   2320         {"bogus",                           0},  // bogus
   2321         {"GMT+08:00",                       0},  // a custom ID, not a system zone ID
   2322         {0, 0}
   2323     };
   2324 
   2325     int32_t i;
   2326     char region[4];
   2327     UErrorCode sts;
   2328     for (i = 0; data[i].id; i++) {
   2329         sts = U_ZERO_ERROR;
   2330         TimeZone::getRegion(data[i].id, region, sizeof(region), sts);
   2331         if (U_SUCCESS(sts)) {
   2332             if (data[i].region == 0) {
   2333                 errln((UnicodeString)"Fail: getRegion(\"" + data[i].id + "\") returns "
   2334                     + region + " [expected: U_ILLEGAL_ARGUMENT_ERROR]");
   2335             } else if (uprv_strcmp(region, data[i].region) != 0) {
   2336                 errln((UnicodeString)"Fail: getRegion(\"" + data[i].id + "\") returns "
   2337                     + region + " [expected: " + data[i].region + "]");
   2338             }
   2339         } else if (sts == U_ILLEGAL_ARGUMENT_ERROR) {
   2340             if (data[i].region != 0) {
   2341                 dataerrln((UnicodeString)"Fail: getRegion(\"" + data[i].id
   2342                     + "\") returns error status U_ILLEGAL_ARGUMENT_ERROR [expected: "
   2343                     + data[i].region + "]");
   2344             }
   2345         } else {
   2346                 errln((UnicodeString)"Fail: getRegion(\"" + data[i].id
   2347                     + "\") returns an unexpected error status");
   2348         }
   2349     }
   2350 
   2351     // Extra test cases for short buffer
   2352     int32_t len;
   2353     char region2[2];
   2354     sts = U_ZERO_ERROR;
   2355 
   2356     len = TimeZone::getRegion("America/New_York", region2, sizeof(region2), sts);
   2357     if (sts == U_ILLEGAL_ARGUMENT_ERROR) {
   2358         dataerrln("Error calling TimeZone::getRegion");
   2359     } else {
   2360         if (sts != U_STRING_NOT_TERMINATED_WARNING) {
   2361             errln("Expected U_STRING_NOT_TERMINATED_WARNING");
   2362         }
   2363         if (len != 2) { // length of "US"
   2364             errln("Incorrect result length");
   2365         }
   2366         if (uprv_strncmp(region2, "US", 2) != 0) {
   2367             errln("Incorrect result");
   2368         }
   2369     }
   2370 
   2371     char region1[1];
   2372     sts = U_ZERO_ERROR;
   2373 
   2374     len = TimeZone::getRegion("America/Chicago", region1, sizeof(region1), sts);
   2375     if (sts == U_ILLEGAL_ARGUMENT_ERROR) {
   2376         dataerrln("Error calling TimeZone::getRegion");
   2377     } else {
   2378         if (sts != U_BUFFER_OVERFLOW_ERROR) {
   2379             errln("Expected U_BUFFER_OVERFLOW_ERROR");
   2380         }
   2381         if (len != 2) { // length of "US"
   2382             errln("Incorrect result length");
   2383         }
   2384     }
   2385 }
   2386 
   2387 void TimeZoneTest::TestGetUnknown() {
   2388     const TimeZone &unknown = TimeZone::getUnknown();
   2389     UnicodeString expectedID = UNICODE_STRING_SIMPLE("Etc/Unknown");
   2390     UnicodeString id;
   2391     assertEquals("getUnknown() wrong ID", expectedID, unknown.getID(id));
   2392     assertTrue("getUnknown() wrong offset", 0 == unknown.getRawOffset());
   2393     assertFalse("getUnknown() uses DST", unknown.useDaylightTime());
   2394 }
   2395 
   2396 void TimeZoneTest::TestGetWindowsID(void) {
   2397     static const struct {
   2398         const char *id;
   2399         const char *winid;
   2400     } TESTDATA[] = {
   2401         {"America/New_York",        "Eastern Standard Time"},
   2402         {"America/Montreal",        "Eastern Standard Time"},
   2403         {"America/Los_Angeles",     "Pacific Standard Time"},
   2404         {"America/Vancouver",       "Pacific Standard Time"},
   2405         {"Asia/Shanghai",           "China Standard Time"},
   2406         {"Asia/Chongqing",          "China Standard Time"},
   2407         {"America/Indianapolis",    "US Eastern Standard Time"},            // CLDR canonical name
   2408         {"America/Indiana/Indianapolis",    "US Eastern Standard Time"},    // tzdb canonical name
   2409         {"Asia/Khandyga",           "Yakutsk Standard Time"},
   2410         {"Australia/Eucla",         ""}, // No Windows ID mapping
   2411         {"Bogus",                   ""},
   2412         {0,                         0},
   2413     };
   2414 
   2415     for (int32_t i = 0; TESTDATA[i].id != 0; i++) {
   2416         UErrorCode sts = U_ZERO_ERROR;
   2417         UnicodeString windowsID;
   2418 
   2419         TimeZone::getWindowsID(UnicodeString(TESTDATA[i].id), windowsID, sts);
   2420         assertSuccess(TESTDATA[i].id, sts);
   2421         assertEquals(TESTDATA[i].id, UnicodeString(TESTDATA[i].winid), windowsID, TRUE);
   2422     }
   2423 }
   2424 
   2425 void TimeZoneTest::TestGetIDForWindowsID(void) {
   2426     static const struct {
   2427         const char *winid;
   2428         const char *region;
   2429         const char *id;
   2430     } TESTDATA[] = {
   2431         {"Eastern Standard Time",   0,      "America/New_York"},
   2432         {"Eastern Standard Time",   "US",   "America/New_York"},
   2433         {"Eastern Standard Time",   "CA",   "America/Toronto"},
   2434         {"Eastern Standard Time",   "CN",   "America/New_York"},
   2435         {"China Standard Time",     0,      "Asia/Shanghai"},
   2436         {"China Standard Time",     "CN",   "Asia/Shanghai"},
   2437         {"China Standard Time",     "HK",   "Asia/Hong_Kong"},
   2438         {"Mid-Atlantic Standard Time",  0,  ""}, // No tz database mapping
   2439         {"Bogus",                   0,      ""},
   2440         {0,                         0,      0},
   2441     };
   2442 
   2443     for (int32_t i = 0; TESTDATA[i].winid != 0; i++) {
   2444         UErrorCode sts = U_ZERO_ERROR;
   2445         UnicodeString id;
   2446 
   2447         TimeZone::getIDForWindowsID(UnicodeString(TESTDATA[i].winid), TESTDATA[i].region,
   2448                                     id, sts);
   2449         assertSuccess(UnicodeString(TESTDATA[i].winid) + "/" + TESTDATA[i].region, sts);
   2450         assertEquals(UnicodeString(TESTDATA[i].winid) + "/" + TESTDATA[i].region, TESTDATA[i].id, id, TRUE);
   2451     }
   2452 }
   2453 
   2454 #endif /* #if !UCONFIG_NO_FORMATTING */
   2455