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icu/icu4c/source/test/intltest/tzfmttst.cpp
sven-oly 1b48d262c2 ICU-22922 Scrubbing closed issues 
See #3399
2025-02-21 11:24:10 -08:00

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// © 2016 and later: Unicode, Inc. and others.
// License & terms of use: http://www.unicode.org/copyright.html
/*
*******************************************************************************
* Copyright (C) 2007-2015, International Business Machines Corporation and *
* others. All Rights Reserved. *
*******************************************************************************
*/
#include "unicode/utypes.h"
#if !UCONFIG_NO_FORMATTING
#include "tzfmttst.h"
#include "unicode/timezone.h"
#include "unicode/simpletz.h"
#include "unicode/calendar.h"
#include "unicode/strenum.h"
#include "unicode/smpdtfmt.h"
#include "unicode/uchar.h"
#include "unicode/basictz.h"
#include "unicode/tzfmt.h"
#include "unicode/localpointer.h"
#include "unicode/utf16.h"
#include "cstring.h"
#include "cstr.h"
#include "mutex.h"
#include "simplethread.h"
#include "uassert.h"
#include "zonemeta.h"
static const char* PATTERNS[] = {
"z",
"zzzz",
"Z", // equivalent to "xxxx"
"ZZZZ", // equivalent to "OOOO"
"v",
"vvvv",
"O",
"OOOO",
"X",
"XX",
"XXX",
"XXXX",
"XXXXX",
"x",
"xx",
"xxx",
"xxxx",
"xxxxx",
"V",
"VV",
"VVV",
"VVVV"
};
static const char16_t ETC_UNKNOWN[] = {0x45, 0x74, 0x63, 0x2F, 0x55, 0x6E, 0x6B, 0x6E, 0x6F, 0x77, 0x6E, 0};
static const char16_t ETC_SLASH[] = { 0x45, 0x74, 0x63, 0x2F, 0 }; // "Etc/"
static const char16_t SYSTEMV_SLASH[] = { 0x53, 0x79, 0x73, 0x74, 0x65, 0x6D, 0x56, 0x2F, 0 }; // "SystemV/
static const char16_t RIYADH8[] = { 0x52, 0x69, 0x79, 0x61, 0x64, 0x68, 0x38, 0 }; // "Riyadh8"
static UBool contains(const char** list, const char* str) {
for (int32_t i = 0; list[i]; i++) {
if (uprv_strcmp(list[i], str) == 0) {
return true;
}
}
return false;
}
void
TimeZoneFormatTest::runIndexedTest( int32_t index, UBool exec, const char* &name, char* /*par*/ )
{
if (exec) {
logln("TestSuite TimeZoneFormatTest");
}
switch (index) {
TESTCASE(0, TestTimeZoneRoundTrip);
TESTCASE(1, TestTimeRoundTrip);
TESTCASE(2, TestParse);
TESTCASE(3, TestISOFormat);
TESTCASE(4, TestFormat);
TESTCASE(5, TestFormatTZDBNames);
TESTCASE(6, TestFormatCustomZone);
TESTCASE(7, TestFormatTZDBNamesAllZoneCoverage);
TESTCASE(8, TestAdoptDefaultThreadSafe);
TESTCASE(9, TestCentralTime);
TESTCASE(10, TestBogusLocale);
TESTCASE(11, Test22614GetMetaZoneNamesNotCrash);
TESTCASE(12, Test22615NonASCIIID);
default: name = ""; break;
}
}
void
TimeZoneFormatTest::TestTimeZoneRoundTrip() {
UErrorCode status = U_ZERO_ERROR;
SimpleTimeZone unknownZone(-31415, ETC_UNKNOWN);
int32_t badDstOffset = -1234;
int32_t badZoneOffset = -2345;
int32_t testDateData[][3] = {
{2007, 1, 15},
{2007, 6, 15},
{1990, 1, 15},
{1990, 6, 15},
{1960, 1, 15},
{1960, 6, 15},
};
Calendar* cal = Calendar::createInstance(TimeZone::createTimeZone(UnicodeString("UTC")), status);
if (U_FAILURE(status)) {
dataerrln("Calendar::createInstance failed: %s", u_errorName(status));
return;
}
// Set up rule equivalency test range
UDate low, high;
cal->set(1900, UCAL_JANUARY, 1);
low = cal->getTime(status);
cal->set(2040, UCAL_JANUARY, 1);
high = cal->getTime(status);
if (U_FAILURE(status)) {
errln("getTime failed");
return;
}
// Set up test dates
UDate DATES[UPRV_LENGTHOF(testDateData)];
const int32_t nDates = UPRV_LENGTHOF(testDateData);
cal->clear();
for (int32_t i = 0; i < nDates; i++) {
cal->set(testDateData[i][0], testDateData[i][1], testDateData[i][2]);
DATES[i] = cal->getTime(status);
if (U_FAILURE(status)) {
errln("getTime failed");
return;
}
}
// Set up test locales
const Locale testLocales[] = {
Locale("en"),
Locale("en_CA"),
Locale("fr"),
Locale("zh_Hant"),
Locale("fa"),
Locale("ccp")
};
const Locale *LOCALES;
int32_t nLocales;
if (quick) {
LOCALES = testLocales;
nLocales = UPRV_LENGTHOF(testLocales);
} else {
LOCALES = Locale::getAvailableLocales(nLocales);
}
StringEnumeration *tzids = TimeZone::createEnumeration(status);
if (U_FAILURE(status)) {
dataerrln("Unable to create TimeZone enumeration");
return;
}
int32_t inRaw, inDst;
int32_t outRaw, outDst;
// Run the roundtrip test
for (int32_t locidx = 0; locidx < nLocales; locidx++) {
UnicodeString localGMTString;
SimpleDateFormat gmtFmt(UnicodeString("ZZZZ"), LOCALES[locidx], status);
if (U_FAILURE(status)) {
dataerrln("Error creating SimpleDateFormat - %s", u_errorName(status));
continue;
}
gmtFmt.setTimeZone(*TimeZone::getGMT());
gmtFmt.format(0.0, localGMTString);
for (int32_t patidx = 0; patidx < UPRV_LENGTHOF(PATTERNS); patidx++) {
SimpleDateFormat* sdf = new SimpleDateFormat(UnicodeString(PATTERNS[patidx]), LOCALES[locidx], status);
if (U_FAILURE(status)) {
dataerrln(UnicodeString("new SimpleDateFormat failed for pattern ") +
PATTERNS[patidx] + " for locale " + LOCALES[locidx].getName() + " - " + u_errorName(status));
status = U_ZERO_ERROR;
continue;
}
tzids->reset(status);
const UnicodeString *tzid;
while ((tzid = tzids->snext(status))) {
TimeZone *tz = TimeZone::createTimeZone(*tzid);
for (int32_t datidx = 0; datidx < nDates; datidx++) {
UnicodeString tzstr;
FieldPosition fpos(FieldPosition::DONT_CARE);
// Format
sdf->setTimeZone(*tz);
sdf->format(DATES[datidx], tzstr, fpos);
// Before parse, set unknown zone to SimpleDateFormat instance
// just for making sure that it does not depends on the time zone
// originally set.
sdf->setTimeZone(unknownZone);
// Parse
ParsePosition pos(0);
Calendar *outcal = Calendar::createInstance(unknownZone, status);
if (U_FAILURE(status)) {
errln("Failed to create an instance of calendar for receiving parse result.");
status = U_ZERO_ERROR;
continue;
}
outcal->set(UCAL_DST_OFFSET, badDstOffset);
outcal->set(UCAL_ZONE_OFFSET, badZoneOffset);
sdf->parse(tzstr, *outcal, pos);
// Check the result
const TimeZone &outtz = outcal->getTimeZone();
UnicodeString outtzid;
outtz.getID(outtzid);
tz->getOffset(DATES[datidx], false, inRaw, inDst, status);
if (U_FAILURE(status)) {
errln(UnicodeString("Failed to get offsets from time zone") + *tzid);
status = U_ZERO_ERROR;
}
outtz.getOffset(DATES[datidx], false, outRaw, outDst, status);
if (U_FAILURE(status)) {
errln(UnicodeString("Failed to get offsets from time zone") + outtzid);
status = U_ZERO_ERROR;
}
if (uprv_strcmp(PATTERNS[patidx], "V") == 0) {
// Short zone ID - should support roundtrip for canonical CLDR IDs
UnicodeString canonicalID;
TimeZone::getCanonicalID(*tzid, canonicalID, status);
if (U_FAILURE(status)) {
// Unknown ID - we should not get here
errln(UnicodeString("Unknown ID ") + *tzid);
status = U_ZERO_ERROR;
} else if (outtzid != canonicalID) {
if (outtzid.compare(ETC_UNKNOWN, -1) == 0) {
// Note that some zones like Asia/Riyadh87 does not have
// short zone ID and "unk" is used as fallback
logln(UnicodeString("Canonical round trip failed (probably as expected); tz=") + *tzid
+ ", locale=" + LOCALES[locidx].getName() + ", pattern=" + PATTERNS[patidx]
+ ", time=" + DATES[datidx] + ", str=" + tzstr
+ ", outtz=" + outtzid);
} else {
errln(UnicodeString("Canonical round trip failed; tz=") + *tzid
+ ", locale=" + LOCALES[locidx].getName() + ", pattern=" + PATTERNS[patidx]
+ ", time=" + DATES[datidx] + ", str=" + tzstr
+ ", outtz=" + outtzid);
}
}
} else if (uprv_strcmp(PATTERNS[patidx], "VV") == 0) {
// Zone ID - full roundtrip support
if (outtzid != *tzid) {
errln(UnicodeString("Zone ID round trip failued; tz=") + *tzid
+ ", locale=" + LOCALES[locidx].getName() + ", pattern=" + PATTERNS[patidx]
+ ", time=" + DATES[datidx] + ", str=" + tzstr
+ ", outtz=" + outtzid);
}
} else if (uprv_strcmp(PATTERNS[patidx], "VVV") == 0 || uprv_strcmp(PATTERNS[patidx], "VVVV") == 0) {
// Location: time zone rule must be preserved except
// zones not actually associated with a specific location.
// Time zones in this category do not have "/" in its ID.
UnicodeString canonical;
TimeZone::getCanonicalID(*tzid, canonical, status);
if (U_FAILURE(status)) {
// Unknown ID - we should not get here
errln(UnicodeString("Unknown ID ") + *tzid);
status = U_ZERO_ERROR;
} else if (outtzid != canonical) {
// Canonical ID did not match - check the rules
if (!(dynamic_cast<const BasicTimeZone*>(&outtz))->hasEquivalentTransitions(dynamic_cast<BasicTimeZone&>(*tz), low, high, true, status)) {
if (canonical.indexOf(static_cast<char16_t>(0x27) /*'/'*/) == -1) {
// Exceptional cases, such as CET, EET, MET and WET
logln(UnicodeString("Canonical round trip failed (as expected); tz=") + *tzid
+ ", locale=" + LOCALES[locidx].getName() + ", pattern=" + PATTERNS[patidx]
+ ", time=" + DATES[datidx] + ", str=" + tzstr
+ ", outtz=" + outtzid);
} else {
errln(UnicodeString("Canonical round trip failed; tz=") + *tzid
+ ", locale=" + LOCALES[locidx].getName() + ", pattern=" + PATTERNS[patidx]
+ ", time=" + DATES[datidx] + ", str=" + tzstr
+ ", outtz=" + outtzid);
}
if (U_FAILURE(status)) {
errln("hasEquivalentTransitions failed");
status = U_ZERO_ERROR;
}
}
}
} else {
UBool isOffsetFormat = (*PATTERNS[patidx] == 'Z'
|| *PATTERNS[patidx] == 'O'
|| *PATTERNS[patidx] == 'X'
|| *PATTERNS[patidx] == 'x');
UBool minutesOffset = false;
if (*PATTERNS[patidx] == 'X' || *PATTERNS[patidx] == 'x') {
minutesOffset = (uprv_strlen(PATTERNS[patidx]) <= 3);
}
if (!isOffsetFormat) {
// Check if localized GMT format is used as a fallback of name styles
int32_t numDigits = 0;
int32_t idx = 0;
while (idx < tzstr.length()) {
UChar32 cp = tzstr.char32At(idx);
if (u_isdigit(cp)) {
numDigits++;
}
idx += U16_LENGTH(cp);
}
isOffsetFormat = (numDigits > 0);
}
if (isOffsetFormat || tzstr == localGMTString) {
// Localized GMT or ISO: total offset (raw + dst) must be preserved.
int32_t inOffset = inRaw + inDst;
int32_t outOffset = outRaw + outDst;
int32_t diff = outOffset - inOffset;
if (minutesOffset) {
diff = (diff / 60000) * 60000;
}
if (diff != 0) {
errln(UnicodeString("Offset round trip failed; tz=") + *tzid
+ ", locale=" + LOCALES[locidx].getName() + ", pattern=" + PATTERNS[patidx]
+ ", time=" + DATES[datidx] + ", str=" + tzstr
+ ", inOffset=" + inOffset + ", outOffset=" + outOffset);
}
} else {
// Specific or generic: raw offset must be preserved.
if (inRaw != outRaw) {
errln(UnicodeString("Raw offset round trip failed; tz=") + *tzid
+ ", locale=" + LOCALES[locidx].getName() + ", pattern=" + PATTERNS[patidx]
+ ", time=" + DATES[datidx] + ", str=" + tzstr
+ ", inRawOffset=" + inRaw + ", outRawOffset=" + outRaw);
}
}
}
delete outcal;
}
delete tz;
}
delete sdf;
}
}
delete cal;
delete tzids;
}
// Special exclusions in TestTimeZoneRoundTrip.
// These special cases do not round trip time as designed.
static UBool isSpecialTimeRoundTripCase(const char* loc,
const UnicodeString& id,
const char* pattern,
UDate time) {
struct {
const char* loc;
const char* id;
const char* pattern;
UDate time;
} EXCLUSIONS[] = {
{nullptr, "Asia/Chita", "zzzz", 1414252800000.0},
{nullptr, "Asia/Chita", "vvvv", 1414252800000.0},
{nullptr, "Asia/Srednekolymsk", "zzzz", 1414241999999.0},
{nullptr, "Asia/Srednekolymsk", "vvvv", 1414241999999.0},
{nullptr, nullptr, nullptr, U_DATE_MIN}
};
UBool isExcluded = false;
for (int32_t i = 0; EXCLUSIONS[i].id != nullptr; i++) {
if (EXCLUSIONS[i].loc == nullptr || uprv_strcmp(loc, EXCLUSIONS[i].loc) == 0) {
if (id.compare(EXCLUSIONS[i].id) == 0) {
if (EXCLUSIONS[i].pattern == nullptr || uprv_strcmp(pattern, EXCLUSIONS[i].pattern) == 0) {
if (EXCLUSIONS[i].time == U_DATE_MIN || EXCLUSIONS[i].time == time) {
isExcluded = true;
}
}
}
}
}
return isExcluded;
}
// LocaleData. Somewhat misnamed. For TestTimeZoneRoundTrip, specifies the locales and patterns
// to be tested, and provides an iterator over these for the multi-threaded test
// functions to pick up the next combination to be tested.
//
// A single global instance of this struct is shared among all
// the test threads.
//
// "locales" is an array of locales to be tested.
// PATTERNS (a global) is an array of patterns to be tested for each locale.
// "localeIndex" and "patternIndex" keep track of the iteration through the above.
// Each of the parallel test threads calls LocaleData::nextTest() in a loop
// to find out what to test next. It must be thread safe.
struct LocaleData {
int32_t localeIndex;
int32_t patternIndex;
int32_t testCounts;
UDate times[UPRV_LENGTHOF(PATTERNS)]; // Performance data, Elapsed time for each pattern.
const Locale* locales;
int32_t nLocales;
UDate START_TIME;
UDate END_TIME;
int32_t numDone;
LocaleData() : localeIndex(0), patternIndex(0), testCounts(0), locales(nullptr),
nLocales(0), START_TIME(0), END_TIME(0), numDone(0) {
for (int i=0; i<UPRV_LENGTHOF(times); i++) {
times[i] = 0;
}
}
void resetTestIteration() {
localeIndex = -1;
patternIndex = UPRV_LENGTHOF(PATTERNS);
numDone = 0;
}
UBool nextTest(int32_t &rLocaleIndex, int32_t &rPatternIndex) {
Mutex lock;
if (patternIndex >= UPRV_LENGTHOF(PATTERNS) - 1) {
if (localeIndex >= nLocales - 1) {
return false;
}
patternIndex = -1;
++localeIndex;
}
++patternIndex;
rLocaleIndex = localeIndex;
rPatternIndex = patternIndex;
++numDone;
return true;
}
void addTime(UDate amount, int32_t patIdx) {
Mutex lock;
U_ASSERT(patIdx < UPRV_LENGTHOF(PATTERNS));
times[patIdx] += amount;
}
};
static LocaleData *gLocaleData = nullptr;
void
TimeZoneFormatTest::TestTimeRoundTrip() {
UErrorCode status = U_ZERO_ERROR;
LocalPointer<Calendar> cal(Calendar::createInstance(TimeZone::createTimeZone(UnicodeString("UTC")), status));
if (U_FAILURE(status)) {
dataerrln("Calendar::createInstance failed: %s", u_errorName(status));
return;
}
const char* testAllProp = getProperty("TimeZoneRoundTripAll");
UBool bTestAll = (testAllProp && uprv_strcmp(testAllProp, "true") == 0);
UDate START_TIME, END_TIME;
if (bTestAll || !quick) {
cal->set(1900, UCAL_JANUARY, 1);
} else {
cal->set(1999, UCAL_JANUARY, 1);
}
START_TIME = cal->getTime(status);
cal->set(2022, UCAL_JANUARY, 1);
END_TIME = cal->getTime(status);
if (U_FAILURE(status)) {
errln("getTime failed");
return;
}
LocaleData localeData;
gLocaleData = &localeData;
// Set up test locales
const Locale locales1[] = {Locale("en")};
const Locale locales2[] = {
Locale("ar_EG"), Locale("bg_BG"), Locale("ca_ES"), Locale("da_DK"), Locale("de"),
Locale("de_DE"), Locale("el_GR"), Locale("en"), Locale("en_AU"), Locale("en_CA"),
Locale("en_US"), Locale("es"), Locale("es_ES"), Locale("es_MX"), Locale("fi_FI"),
Locale("fr"), Locale("fr_CA"), Locale("fr_FR"), Locale("he_IL"), Locale("hu_HU"),
Locale("it"), Locale("it_IT"), Locale("ja"), Locale("ja_JP"), Locale("ko"),
Locale("ko_KR"), Locale("nb_NO"), Locale("nl_NL"), Locale("nn_NO"), Locale("pl_PL"),
Locale("pt"), Locale("pt_BR"), Locale("pt_PT"), Locale("ru_RU"), Locale("sv_SE"),
Locale("th_TH"), Locale("tr_TR"), Locale("zh"), Locale("zh_Hans"), Locale("zh_Hans_CN"),
Locale("zh_Hant"), Locale("zh_Hant_TW"), Locale("fa"), Locale("ccp")
};
if (bTestAll) {
gLocaleData->locales = Locale::getAvailableLocales(gLocaleData->nLocales);
} else if (quick) {
gLocaleData->locales = locales1;
gLocaleData->nLocales = UPRV_LENGTHOF(locales1);
} else {
gLocaleData->locales = locales2;
gLocaleData->nLocales = UPRV_LENGTHOF(locales2);
}
gLocaleData->START_TIME = START_TIME;
gLocaleData->END_TIME = END_TIME;
gLocaleData->resetTestIteration();
// start IntlTest.threadCount threads, each running the function RunTimeRoundTripTests().
ThreadPool<TimeZoneFormatTest> threads(this, threadCount, &TimeZoneFormatTest::RunTimeRoundTripTests);
threads.start(); // Start all threads.
threads.join(); // Wait for all threads to finish.
UDate total = 0;
logln("### Elapsed time by patterns ###");
for (int32_t i = 0; i < UPRV_LENGTHOF(PATTERNS); i++) {
logln(UnicodeString("") + gLocaleData->times[i] + "ms (" + PATTERNS[i] + ")");
total += gLocaleData->times[i];
}
logln(UnicodeString("Total: ") + total + "ms");
logln(UnicodeString("Iteration: ") + gLocaleData->testCounts);
}
// TimeZoneFormatTest::RunTimeRoundTripTests()
// This function loops, running time zone format round trip test cases until there are no more, then returns.
// Threading: multiple invocations of this function are started in parallel
// by TimeZoneFormatTest::TestTimeRoundTrip()
//
void TimeZoneFormatTest::RunTimeRoundTripTests(int32_t threadNumber) {
UErrorCode status = U_ZERO_ERROR;
UBool REALLY_VERBOSE = false;
// These patterns are ambiguous at DST->STD local time overlap
const char* AMBIGUOUS_DST_DECESSION[] = { "v", "vvvv", "V", "VV", "VVV", "VVVV", nullptr };
// These patterns are ambiguous at STD->STD/DST->DST local time overlap
const char* AMBIGUOUS_NEGATIVE_SHIFT[] = { "z", "zzzz", "v", "vvvv", "V", "VV", "VVV", "VVVV", nullptr };
// These patterns only support integer minutes offset
const char* MINUTES_OFFSET[] = { "X", "XX", "XXX", "x", "xx", "xxx", nullptr };
// Workaround for #6338
//UnicodeString BASEPATTERN("yyyy-MM-dd'T'HH:mm:ss.SSS");
UnicodeString BASEPATTERN("yyyy.MM.dd HH:mm:ss.SSS");
// timer for performance analysis
UDate timer;
UDate testTimes[4];
UBool expectedRoundTrip[4];
int32_t testLen = 0;
StringEnumeration *tzids = TimeZone::createTimeZoneIDEnumeration(UCAL_ZONE_TYPE_CANONICAL, nullptr, nullptr, status);
if (U_FAILURE(status)) {
if (status == U_MISSING_RESOURCE_ERROR) {
// This error is generally caused by data not being present.
dataerrln("TimeZone::createTimeZoneIDEnumeration failed - %s", u_errorName(status));
} else {
errln("TimeZone::createTimeZoneIDEnumeration failed: %s", u_errorName(status));
}
return;
}
int32_t locidx = -1;
int32_t patidx = -1;
while (gLocaleData->nextTest(locidx, patidx)) {
UnicodeString pattern(BASEPATTERN);
pattern.append(" ").append(PATTERNS[patidx]);
logln(" Thread %d, Locale %s, Pattern %s",
threadNumber, gLocaleData->locales[locidx].getName(), CStr(pattern)());
SimpleDateFormat *sdf = new SimpleDateFormat(pattern, gLocaleData->locales[locidx], status);
if (U_FAILURE(status)) {
errcheckln(status, UnicodeString("new SimpleDateFormat failed for pattern ") +
pattern + " for locale " + gLocaleData->locales[locidx].getName() + " - " + u_errorName(status));
status = U_ZERO_ERROR;
continue;
}
UBool minutesOffset = contains(MINUTES_OFFSET, PATTERNS[patidx]);
tzids->reset(status);
const UnicodeString *tzid;
timer = Calendar::getNow();
while ((tzid = tzids->snext(status))) {
if (uprv_strcmp(PATTERNS[patidx], "V") == 0) {
// Some zones do not have short ID assigned, such as Asia/Riyadh87.
// The time roundtrip will fail for such zones with pattern "V" (short zone ID).
// This is expected behavior.
const char16_t* shortZoneID = ZoneMeta::getShortID(*tzid);
if (shortZoneID == nullptr) {
continue;
}
} else if (uprv_strcmp(PATTERNS[patidx], "VVV") == 0) {
// Some zones are not associated with any region, such as Etc/GMT+8.
// The time roundtrip will fail for such zone with pattern "VVV" (exemplar location).
// This is expected behavior.
if (tzid->indexOf(static_cast<char16_t>(0x2F)) < 0 || tzid->indexOf(ETC_SLASH, -1, 0) >= 0
|| tzid->indexOf(SYSTEMV_SLASH, -1, 0) >= 0 || tzid->indexOf(RIYADH8, -1, 0) >= 0) {
continue;
}
}
if ((*tzid == "Pacific/Apia" || *tzid == "Pacific/Midway" || *tzid == "Pacific/Pago_Pago")
&& uprv_strcmp(PATTERNS[patidx], "vvvv") == 0
&& logKnownIssue("11052", "Ambiguous zone name - Samoa Time")) {
continue;
}
BasicTimeZone *tz = dynamic_cast<BasicTimeZone*>(TimeZone::createTimeZone(*tzid));
sdf->setTimeZone(*tz);
UDate t = gLocaleData->START_TIME;
TimeZoneTransition tzt;
UBool tztAvail = false;
UBool middle = true;
while (t < gLocaleData->END_TIME) {
if (!tztAvail) {
testTimes[0] = t;
expectedRoundTrip[0] = true;
testLen = 1;
} else {
int32_t fromOffset = tzt.getFrom()->getRawOffset() + tzt.getFrom()->getDSTSavings();
int32_t toOffset = tzt.getTo()->getRawOffset() + tzt.getTo()->getDSTSavings();
int32_t delta = toOffset - fromOffset;
if (delta < 0) {
UBool isDstDecession = tzt.getFrom()->getDSTSavings() > 0 && tzt.getTo()->getDSTSavings() == 0;
testTimes[0] = t + delta - 1;
expectedRoundTrip[0] = true;
testTimes[1] = t + delta;
expectedRoundTrip[1] = isDstDecession ?
!contains(AMBIGUOUS_DST_DECESSION, PATTERNS[patidx]) :
!contains(AMBIGUOUS_NEGATIVE_SHIFT, PATTERNS[patidx]);
testTimes[2] = t - 1;
expectedRoundTrip[2] = isDstDecession ?
!contains(AMBIGUOUS_DST_DECESSION, PATTERNS[patidx]) :
!contains(AMBIGUOUS_NEGATIVE_SHIFT, PATTERNS[patidx]);
testTimes[3] = t;
expectedRoundTrip[3] = true;
testLen = 4;
} else {
testTimes[0] = t - 1;
expectedRoundTrip[0] = true;
testTimes[1] = t;
expectedRoundTrip[1] = true;
testLen = 2;
}
}
for (int32_t testidx = 0; testidx < testLen; testidx++) {
if (quick) {
// reduce regular test time
if (!expectedRoundTrip[testidx]) {
continue;
}
}
{
Mutex lock;
gLocaleData->testCounts++;
}
UnicodeString text;
FieldPosition fpos(FieldPosition::DONT_CARE);
sdf->format(testTimes[testidx], text, fpos);
UDate parsedDate = sdf->parse(text, status);
if (U_FAILURE(status)) {
errln(UnicodeString("Parse failure for text=") + text + ", tzid=" + *tzid + ", locale=" + gLocaleData->locales[locidx].getName()
+ ", pattern=" + PATTERNS[patidx] + ", time=" + testTimes[testidx]);
status = U_ZERO_ERROR;
continue;
}
int32_t timeDiff = static_cast<int32_t>(parsedDate - testTimes[testidx]);
UBool bTimeMatch = minutesOffset ?
(timeDiff/60000)*60000 == 0 : timeDiff == 0;
if (!bTimeMatch) {
UnicodeString msg = UnicodeString("Time round trip failed for ") + "tzid=" + *tzid
+ ", locale=" + gLocaleData->locales[locidx].getName() + ", pattern=" + PATTERNS[patidx]
+ ", text=" + text + ", time=" + testTimes[testidx] + ", restime=" + parsedDate + ", diff=" + (parsedDate - testTimes[testidx]);
// Timebomb for TZData update
if (expectedRoundTrip[testidx]
&& !isSpecialTimeRoundTripCase(gLocaleData->locales[locidx].getName(), *tzid,
PATTERNS[patidx], testTimes[testidx])) {
errln(UnicodeString("FAIL: ") + msg);
} else if (REALLY_VERBOSE) {
logln(msg);
}
}
}
tztAvail = tz->getNextTransition(t, false, tzt);
if (!tztAvail) {
break;
}
if (middle) {
// Test the date in the middle of two transitions.
t += static_cast<int64_t>((tzt.getTime() - t) / 2);
middle = false;
tztAvail = false;
} else {
t = tzt.getTime();
}
}
delete tz;
}
UDate elapsedTime = Calendar::getNow() - timer;
gLocaleData->addTime(elapsedTime, patidx);
delete sdf;
}
delete tzids;
}
void
TimeZoneFormatTest::TestAdoptDefaultThreadSafe() {
ThreadPool<TimeZoneFormatTest> threads(this, threadCount, &TimeZoneFormatTest::RunAdoptDefaultThreadSafeTests);
threads.start(); // Start all threads.
threads.join(); // Wait for all threads to finish.
}
static const int32_t kAdoptDefaultIteration = 10;
static const int32_t kCreateDefaultIteration = 5000;
static const int64_t kStartTime = 1557288964845;
void TimeZoneFormatTest::RunAdoptDefaultThreadSafeTests(int32_t threadNumber) {
UErrorCode status = U_ZERO_ERROR;
if (threadNumber % 2 == 0) {
for (int32_t i = 0; i < kAdoptDefaultIteration; i++) {
std::unique_ptr<icu::StringEnumeration> timezones(
icu::TimeZone::createEnumeration(status));
// Fails with missing data.
if (U_FAILURE(status)) {
dataerrln("Unable to create TimeZone enumeration");
return;
}
while (const icu::UnicodeString* timezone = timezones->snext(status)) {
status = U_ZERO_ERROR;
icu::TimeZone::adoptDefault(icu::TimeZone::createTimeZone(*timezone));
}
}
} else {
int32_t rawOffset;
int32_t dstOffset;
int64_t date = kStartTime;
for (int32_t i = 0; i < kCreateDefaultIteration; i++) {
date += 6000 * i;
std::unique_ptr<icu::TimeZone> tz(icu::TimeZone::createDefault());
status = U_ZERO_ERROR;
tz->getOffset(static_cast<UDate>(date), true, rawOffset, dstOffset, status);
status = U_ZERO_ERROR;
tz->getOffset(static_cast<UDate>(date), false, rawOffset, dstOffset, status);
}
}
}
typedef struct {
const char* text;
int32_t inPos;
const char* locale;
UTimeZoneFormatStyle style;
uint32_t parseOptions;
const char* expected;
int32_t outPos;
UTimeZoneFormatTimeType timeType;
} ParseTestData;
void
TimeZoneFormatTest::TestParse() {
const ParseTestData DATA[] = {
// text inPos locale style
// parseOptions expected outPos timeType
{"Z", 0, "en_US", UTZFMT_STYLE_ISO_EXTENDED_FULL,
UTZFMT_PARSE_OPTION_NONE, "Etc/GMT", 1, UTZFMT_TIME_TYPE_UNKNOWN},
{"Z", 0, "en_US", UTZFMT_STYLE_SPECIFIC_LONG,
UTZFMT_PARSE_OPTION_NONE, "Etc/GMT", 1, UTZFMT_TIME_TYPE_UNKNOWN},
{"Zambia time", 0, "en_US", UTZFMT_STYLE_ISO_EXTENDED_FULL,
UTZFMT_PARSE_OPTION_ALL_STYLES, "Etc/GMT", 1, UTZFMT_TIME_TYPE_UNKNOWN},
{"Zambia time", 0, "en_US", UTZFMT_STYLE_GENERIC_LOCATION,
UTZFMT_PARSE_OPTION_NONE, "Africa/Lusaka", 11, UTZFMT_TIME_TYPE_UNKNOWN},
{"Zambia time", 0, "en_US", UTZFMT_STYLE_ISO_BASIC_LOCAL_FULL,
UTZFMT_PARSE_OPTION_ALL_STYLES, "Africa/Lusaka", 11, UTZFMT_TIME_TYPE_UNKNOWN},
{"+00:00", 0, "en_US", UTZFMT_STYLE_ISO_EXTENDED_FULL,
UTZFMT_PARSE_OPTION_NONE, "Etc/GMT", 6, UTZFMT_TIME_TYPE_UNKNOWN},
{"-01:30:45", 0, "en_US", UTZFMT_STYLE_ISO_EXTENDED_FULL,
UTZFMT_PARSE_OPTION_NONE, "GMT-01:30:45", 9, UTZFMT_TIME_TYPE_UNKNOWN},
{"-7", 0, "en_US", UTZFMT_STYLE_ISO_BASIC_LOCAL_FULL,
UTZFMT_PARSE_OPTION_NONE, "GMT-07:00", 2, UTZFMT_TIME_TYPE_UNKNOWN},
{"-2222", 0, "en_US", UTZFMT_STYLE_ISO_BASIC_LOCAL_FULL,
UTZFMT_PARSE_OPTION_NONE, "GMT-22:22", 5, UTZFMT_TIME_TYPE_UNKNOWN},
{"-3333", 0, "en_US", UTZFMT_STYLE_ISO_BASIC_LOCAL_FULL,
UTZFMT_PARSE_OPTION_NONE, "GMT-03:33", 4, UTZFMT_TIME_TYPE_UNKNOWN},
{"XXX+01:30YYY", 3, "en_US", UTZFMT_STYLE_LOCALIZED_GMT,
UTZFMT_PARSE_OPTION_NONE, "GMT+01:30", 9, UTZFMT_TIME_TYPE_UNKNOWN},
{"GMT0", 0, "en_US", UTZFMT_STYLE_SPECIFIC_SHORT,
UTZFMT_PARSE_OPTION_NONE, "Etc/GMT", 3, UTZFMT_TIME_TYPE_UNKNOWN},
{"EST", 0, "en_US", UTZFMT_STYLE_SPECIFIC_SHORT,
UTZFMT_PARSE_OPTION_NONE, "America/New_York", 3, UTZFMT_TIME_TYPE_STANDARD},
{"ESTx", 0, "en_US", UTZFMT_STYLE_SPECIFIC_SHORT,
UTZFMT_PARSE_OPTION_NONE, "America/New_York", 3, UTZFMT_TIME_TYPE_STANDARD},
{"EDTx", 0, "en_US", UTZFMT_STYLE_SPECIFIC_SHORT,
UTZFMT_PARSE_OPTION_NONE, "America/New_York", 3, UTZFMT_TIME_TYPE_DAYLIGHT},
{"EST", 0, "en_US", UTZFMT_STYLE_SPECIFIC_LONG,
UTZFMT_PARSE_OPTION_NONE, nullptr, 0, UTZFMT_TIME_TYPE_UNKNOWN},
{"EST", 0, "en_US", UTZFMT_STYLE_SPECIFIC_LONG,
UTZFMT_PARSE_OPTION_ALL_STYLES, "America/New_York", 3, UTZFMT_TIME_TYPE_STANDARD},
{"EST", 0, "en_CA", UTZFMT_STYLE_SPECIFIC_SHORT,
UTZFMT_PARSE_OPTION_NONE, "America/Toronto", 3, UTZFMT_TIME_TYPE_STANDARD},
{"CST", 0, "en_US", UTZFMT_STYLE_SPECIFIC_SHORT,
UTZFMT_PARSE_OPTION_NONE, "America/Chicago", 3, UTZFMT_TIME_TYPE_STANDARD},
{"CST", 0, "en_GB", UTZFMT_STYLE_SPECIFIC_SHORT,
UTZFMT_PARSE_OPTION_NONE, nullptr, 0, UTZFMT_TIME_TYPE_UNKNOWN},
{"CST", 0, "en_GB", UTZFMT_STYLE_SPECIFIC_SHORT,
UTZFMT_PARSE_OPTION_TZ_DATABASE_ABBREVIATIONS, "America/Chicago", 3, UTZFMT_TIME_TYPE_STANDARD},
{"--CST--", 2, "en_GB", UTZFMT_STYLE_SPECIFIC_SHORT,
UTZFMT_PARSE_OPTION_TZ_DATABASE_ABBREVIATIONS, "America/Chicago", 5, UTZFMT_TIME_TYPE_STANDARD},
{"CST", 0, "zh_CN", UTZFMT_STYLE_SPECIFIC_SHORT,
UTZFMT_PARSE_OPTION_TZ_DATABASE_ABBREVIATIONS, "Asia/Shanghai", 3, UTZFMT_TIME_TYPE_STANDARD},
{"AEST", 0, "en_AU", UTZFMT_STYLE_SPECIFIC_SHORT,
UTZFMT_PARSE_OPTION_TZ_DATABASE_ABBREVIATIONS, "Australia/Sydney", 4, UTZFMT_TIME_TYPE_STANDARD},
{"AST", 0, "ar_SA", UTZFMT_STYLE_SPECIFIC_SHORT,
UTZFMT_PARSE_OPTION_TZ_DATABASE_ABBREVIATIONS, "Asia/Riyadh", 3, UTZFMT_TIME_TYPE_STANDARD},
{"AQTST", 0, "en", UTZFMT_STYLE_SPECIFIC_LONG,
UTZFMT_PARSE_OPTION_NONE, nullptr, 0, UTZFMT_TIME_TYPE_UNKNOWN},
{"AQTST", 0, "en", UTZFMT_STYLE_SPECIFIC_LONG,
UTZFMT_PARSE_OPTION_ALL_STYLES, nullptr, 0, UTZFMT_TIME_TYPE_UNKNOWN},
{"AQTST", 0, "en", UTZFMT_STYLE_SPECIFIC_LONG,
UTZFMT_PARSE_OPTION_ALL_STYLES | UTZFMT_PARSE_OPTION_TZ_DATABASE_ABBREVIATIONS, "Asia/Aqtobe", 5, UTZFMT_TIME_TYPE_DAYLIGHT},
{nullptr, 0, nullptr, UTZFMT_STYLE_GENERIC_LOCATION,
UTZFMT_PARSE_OPTION_NONE, nullptr, 0, UTZFMT_TIME_TYPE_UNKNOWN}
};
for (int32_t i = 0; DATA[i].text; i++) {
UErrorCode status = U_ZERO_ERROR;
LocalPointer<TimeZoneFormat> tzfmt(TimeZoneFormat::createInstance(Locale(DATA[i].locale), status));
if (U_FAILURE(status)) {
dataerrln("Fail TimeZoneFormat::createInstance: %s", u_errorName(status));
continue;
}
UTimeZoneFormatTimeType ttype = UTZFMT_TIME_TYPE_UNKNOWN;
ParsePosition pos(DATA[i].inPos);
TimeZone* tz = tzfmt->parse(DATA[i].style, DATA[i].text, pos, DATA[i].parseOptions, &ttype);
UnicodeString errMsg;
if (tz) {
UnicodeString outID;
tz->getID(outID);
if (outID != UnicodeString(DATA[i].expected)) {
errMsg = UnicodeString("Time zone ID: ") + outID + " - expected: " + DATA[i].expected;
} else if (pos.getIndex() != DATA[i].outPos) {
errMsg = UnicodeString("Parsed pos: ") + pos.getIndex() + " - expected: " + DATA[i].outPos;
} else if (ttype != DATA[i].timeType) {
errMsg = UnicodeString("Time type: ") + ttype + " - expected: " + DATA[i].timeType;
}
delete tz;
} else {
if (DATA[i].expected) {
errMsg = UnicodeString("Parse failure - expected: ") + DATA[i].expected;
}
}
if (errMsg.length() > 0) {
errln(UnicodeString("Fail: ") + errMsg + " [text=" + DATA[i].text + ", pos=" + DATA[i].inPos + ", style=" + DATA[i].style + "]");
}
}
}
void
TimeZoneFormatTest::TestISOFormat() {
const int32_t OFFSET[] = {
0, // 0
999, // 0.999s
-59999, // -59.999s
60000, // 1m
-77777, // -1m 17.777s
1800000, // 30m
-3600000, // -1h
36000000, // 10h
-37800000, // -10h 30m
-37845000, // -10h 30m 45s
108000000, // 30h
};
const char* ISO_STR[][11] = {
// 0
{
"Z", "Z", "Z", "Z", "Z",
"+00", "+0000", "+00:00", "+0000", "+00:00",
"+0000"
},
// 999
{
"Z", "Z", "Z", "Z", "Z",
"+00", "+0000", "+00:00", "+0000", "+00:00",
"+0000"
},
// -59999
{
"Z", "Z", "Z", "-000059", "-00:00:59",
"+00", "+0000", "+00:00", "-000059", "-00:00:59",
"-000059"
},
// 60000
{
"+0001", "+0001", "+00:01", "+0001", "+00:01",
"+0001", "+0001", "+00:01", "+0001", "+00:01",
"+0001"
},
// -77777
{
"-0001", "-0001", "-00:01", "-000117", "-00:01:17",
"-0001", "-0001", "-00:01", "-000117", "-00:01:17",
"-000117"
},
// 1800000
{
"+0030", "+0030", "+00:30", "+0030", "+00:30",
"+0030", "+0030", "+00:30", "+0030", "+00:30",
"+0030"
},
// -3600000
{
"-01", "-0100", "-01:00", "-0100", "-01:00",
"-01", "-0100", "-01:00", "-0100", "-01:00",
"-0100"
},
// 36000000
{
"+10", "+1000", "+10:00", "+1000", "+10:00",
"+10", "+1000", "+10:00", "+1000", "+10:00",
"+1000"
},
// -37800000
{
"-1030", "-1030", "-10:30", "-1030", "-10:30",
"-1030", "-1030", "-10:30", "-1030", "-10:30",
"-1030"
},
// -37845000
{
"-1030", "-1030", "-10:30", "-103045", "-10:30:45",
"-1030", "-1030", "-10:30", "-103045", "-10:30:45",
"-103045"
},
// 108000000
{
nullptr, nullptr, nullptr, nullptr, nullptr,
nullptr, nullptr, nullptr, nullptr, nullptr,
nullptr
}
};
const char* PATTERN[] = {
"X", "XX", "XXX", "XXXX", "XXXXX",
"x", "xx", "xxx", "xxxx", "xxxxx",
"Z", // equivalent to "xxxx"
nullptr
};
const int32_t MIN_OFFSET_UNIT[] = {
60000, 60000, 60000, 1000, 1000,
60000, 60000, 60000, 1000, 1000,
1000,
};
// Formatting
UErrorCode status = U_ZERO_ERROR;
LocalPointer<SimpleDateFormat> sdf(new SimpleDateFormat(status), status);
if (U_FAILURE(status)) {
dataerrln("Fail new SimpleDateFormat: %s", u_errorName(status));
return;
}
UDate d = Calendar::getNow();
for (uint32_t i = 0; i < UPRV_LENGTHOF(OFFSET); i++) {
SimpleTimeZone* tz = new SimpleTimeZone(OFFSET[i], UnicodeString("Zone Offset:") + OFFSET[i] + "ms");
sdf->adoptTimeZone(tz);
for (int32_t j = 0; PATTERN[j] != nullptr; j++) {
sdf->applyPattern(UnicodeString(PATTERN[j]));
UnicodeString result;
sdf->format(d, result);
if (ISO_STR[i][j]) {
if (result != UnicodeString(ISO_STR[i][j])) {
errln(UnicodeString("FAIL: pattern=") + PATTERN[j] + ", offset=" + OFFSET[i] + " -> "
+ result + " (expected: " + ISO_STR[i][j] + ")");
}
} else {
// Offset out of range
// Note: for now, there is no way to propagate the error status through
// the SimpleDateFormat::format above.
if (result.length() > 0) {
errln(UnicodeString("FAIL: Non-Empty result for pattern=") + PATTERN[j] + ", offset=" + OFFSET[i]
+ " (expected: empty result)");
}
}
}
}
// Parsing
LocalPointer<Calendar> outcal(Calendar::createInstance(status));
if (U_FAILURE(status)) {
dataerrln("Fail new Calendar: %s", u_errorName(status));
return;
}
for (int32_t i = 0; ISO_STR[i][0] != nullptr; i++) {
for (int32_t j = 0; PATTERN[j] != nullptr; j++) {
if (ISO_STR[i][j] == nullptr) {
continue;
}
ParsePosition pos(0);
SimpleTimeZone* bogusTZ = new SimpleTimeZone(-1, UnicodeString("Zone Offset: -1ms"));
outcal->adoptTimeZone(bogusTZ);
sdf->applyPattern(PATTERN[j]);
sdf->parse(UnicodeString(ISO_STR[i][j]), *(outcal.getAlias()), pos);
if (pos.getIndex() != static_cast<int32_t>(uprv_strlen(ISO_STR[i][j]))) {
errln(UnicodeString("FAIL: Failed to parse the entire input string: ") + ISO_STR[i][j]);
}
const TimeZone& outtz = outcal->getTimeZone();
int32_t outOffset = outtz.getRawOffset();
int32_t adjustedOffset = OFFSET[i] / MIN_OFFSET_UNIT[j] * MIN_OFFSET_UNIT[j];
if (outOffset != adjustedOffset) {
errln(UnicodeString("FAIL: Incorrect offset:") + outOffset + "ms for input string: " + ISO_STR[i][j]
+ " (expected:" + adjustedOffset + "ms)");
}
}
}
}
typedef struct {
const char* locale;
const char* tzid;
UDate date;
UTimeZoneFormatStyle style;
const char* expected;
UTimeZoneFormatTimeType timeType;
} FormatTestData;
void
TimeZoneFormatTest::TestFormat() {
UDate dateJan = 1358208000000.0; // 2013-01-15T00:00:00Z
UDate dateJul = 1373846400000.0; // 2013-07-15T00:00:00Z
const FormatTestData DATA[] = {
{
"en",
"America/Los_Angeles",
dateJan,
UTZFMT_STYLE_GENERIC_LOCATION,
"Los Angeles Time",
UTZFMT_TIME_TYPE_UNKNOWN
},
{
"en",
"America/Los_Angeles",
dateJan,
UTZFMT_STYLE_GENERIC_LONG,
"Pacific Time",
UTZFMT_TIME_TYPE_UNKNOWN
},
{
"en",
"America/Los_Angeles",
dateJan,
UTZFMT_STYLE_SPECIFIC_LONG,
"Pacific Standard Time",
UTZFMT_TIME_TYPE_STANDARD
},
{
"en",
"America/Los_Angeles",
dateJul,
UTZFMT_STYLE_SPECIFIC_LONG,
"Pacific Daylight Time",
UTZFMT_TIME_TYPE_DAYLIGHT
},
{
"ja",
"America/Los_Angeles",
dateJan,
UTZFMT_STYLE_ZONE_ID,
"America/Los_Angeles",
UTZFMT_TIME_TYPE_UNKNOWN
},
{
"fr",
"America/Los_Angeles",
dateJul,
UTZFMT_STYLE_ZONE_ID_SHORT,
"uslax",
UTZFMT_TIME_TYPE_UNKNOWN
},
{
"en",
"America/Los_Angeles",
dateJan,
UTZFMT_STYLE_EXEMPLAR_LOCATION,
"Los Angeles",
UTZFMT_TIME_TYPE_UNKNOWN
},
{
"ja",
"Asia/Tokyo",
dateJan,
UTZFMT_STYLE_GENERIC_LONG,
"\\u65E5\\u672C\\u6A19\\u6E96\\u6642",
UTZFMT_TIME_TYPE_UNKNOWN
},
{nullptr, nullptr, 0.0, UTZFMT_STYLE_GENERIC_LOCATION, nullptr, UTZFMT_TIME_TYPE_UNKNOWN}
};
for (int32_t i = 0; DATA[i].locale; i++) {
UErrorCode status = U_ZERO_ERROR;
LocalPointer<TimeZoneFormat> tzfmt(TimeZoneFormat::createInstance(Locale(DATA[i].locale), status));
if (U_FAILURE(status)) {
dataerrln("Fail TimeZoneFormat::createInstance: %s", u_errorName(status));
continue;
}
LocalPointer<TimeZone> tz(TimeZone::createTimeZone(DATA[i].tzid));
UnicodeString out;
UTimeZoneFormatTimeType timeType;
tzfmt->format(DATA[i].style, *(tz.getAlias()), DATA[i].date, out, &timeType);
UnicodeString expected(DATA[i].expected, -1, US_INV);
expected = expected.unescape();
assertEquals(UnicodeString("Format result for ") + DATA[i].tzid + " (Test Case " + i + ")", expected, out);
if (DATA[i].timeType != timeType) {
dataerrln(UnicodeString("Formatted time zone type (Test Case ") + i + "), returned="
+ timeType + ", expected=" + DATA[i].timeType);
}
}
}
void
TimeZoneFormatTest::TestFormatTZDBNames() {
UDate dateJan = 1358208000000.0; // 2013-01-15T00:00:00Z
UDate dateJul = 1373846400000.0; // 2013-07-15T00:00:00Z
const FormatTestData DATA[] = {
{
"en",
"America/Chicago",
dateJan,
UTZFMT_STYLE_SPECIFIC_SHORT,
"CST",
UTZFMT_TIME_TYPE_STANDARD
},
{
"en",
"Asia/Shanghai",
dateJan,
UTZFMT_STYLE_SPECIFIC_SHORT,
"CST",
UTZFMT_TIME_TYPE_STANDARD
},
{
"zh_Hans",
"Asia/Shanghai",
dateJan,
UTZFMT_STYLE_SPECIFIC_SHORT,
"CST",
UTZFMT_TIME_TYPE_STANDARD
},
{
"en",
"America/Los_Angeles",
dateJul,
UTZFMT_STYLE_SPECIFIC_LONG,
"GMT-07:00", // No long display names
UTZFMT_TIME_TYPE_DAYLIGHT
},
{
"ja",
"America/Los_Angeles",
dateJul,
UTZFMT_STYLE_SPECIFIC_SHORT,
"PDT",
UTZFMT_TIME_TYPE_DAYLIGHT
},
{
"en",
"Australia/Sydney",
dateJan,
UTZFMT_STYLE_SPECIFIC_SHORT,
"AEDT",
UTZFMT_TIME_TYPE_DAYLIGHT
},
{
"en",
"Australia/Sydney",
dateJul,
UTZFMT_STYLE_SPECIFIC_SHORT,
"AEST",
UTZFMT_TIME_TYPE_STANDARD
},
{nullptr, nullptr, 0.0, UTZFMT_STYLE_GENERIC_LOCATION, nullptr, UTZFMT_TIME_TYPE_UNKNOWN}
};
for (int32_t i = 0; DATA[i].locale; i++) {
UErrorCode status = U_ZERO_ERROR;
Locale loc(DATA[i].locale);
LocalPointer<TimeZoneFormat> tzfmt(TimeZoneFormat::createInstance(loc, status));
if (U_FAILURE(status)) {
dataerrln("Fail TimeZoneFormat::createInstance: %s", u_errorName(status));
continue;
}
TimeZoneNames *tzdbNames = TimeZoneNames::createTZDBInstance(loc, status);
if (U_FAILURE(status)) {
dataerrln("Fail TimeZoneNames::createTZDBInstance: %s", u_errorName(status));
continue;
}
tzfmt->adoptTimeZoneNames(tzdbNames);
LocalPointer<TimeZone> tz(TimeZone::createTimeZone(DATA[i].tzid));
UnicodeString out;
UTimeZoneFormatTimeType timeType;
tzfmt->format(DATA[i].style, *(tz.getAlias()), DATA[i].date, out, &timeType);
UnicodeString expected(DATA[i].expected, -1, US_INV);
expected = expected.unescape();
assertEquals(UnicodeString("Format result for ") + DATA[i].tzid + " (Test Case " + i + ")", expected, out);
if (DATA[i].timeType != timeType) {
dataerrln(UnicodeString("Formatted time zone type (Test Case ") + i + "), returned="
+ timeType + ", expected=" + DATA[i].timeType);
}
}
}
void
TimeZoneFormatTest::TestFormatCustomZone() {
struct {
const char* id;
int32_t offset;
const char* expected;
} TESTDATA[] = {
{ "abc", 3600000, "GMT+01:00" }, // unknown ID
{ "$abc", -3600000, "GMT-01:00" }, // unknown, with ASCII variant char '$'
{ "\\u00c1\\u00df\\u00c7", 5400000, "GMT+01:30"}, // unknown, with non-ASCII chars
{ nullptr, 0, nullptr }
};
UDate now = Calendar::getNow();
for (int32_t i = 0; ; i++) {
const char *id = TESTDATA[i].id;
if (id == nullptr) {
break;
}
UnicodeString tzid = UnicodeString(id, -1, US_INV).unescape();
SimpleTimeZone tz(TESTDATA[i].offset, tzid);
UErrorCode status = U_ZERO_ERROR;
LocalPointer<TimeZoneFormat> tzfmt(TimeZoneFormat::createInstance(Locale("en"), status));
if (tzfmt.isNull()) {
dataerrln("FAIL: TimeZoneFormat::createInstance failed for en");
return;
}
UnicodeString tzstr;
UnicodeString expected = UnicodeString(TESTDATA[i].expected, -1, US_INV).unescape();
tzfmt->format(UTZFMT_STYLE_SPECIFIC_LONG, tz, now, tzstr, nullptr);
assertEquals(UnicodeString("Format result for ") + tzid, expected, tzstr);
}
}
void
TimeZoneFormatTest::Test22615NonASCIIID() {
UErrorCode status = U_ZERO_ERROR;
LocalPointer<TimeZoneNames> tzdb(TimeZoneNames::createTZDBInstance(Locale("en"), status));
// A test to ensure under the debugging build non ASCII id will not cause
// internal assertion error.
UnicodeString id(9, u'\u00C0', 8);
UnicodeString output;
tzdb->getMetaZoneDisplayName(id, UTZNM_SHORT_STANDARD, output);
assertTrue("getMetaZoneID of non ASCII id should return bogus string",
output.isBogus());
status = U_ZERO_ERROR;
std::unique_ptr<icu::StringEnumeration> enumeration(
tzdb->getAvailableMetaZoneIDs(id, status));
assertSuccess("getAvailableMetaZoneIDs should success", status);
assertEquals("getAvailableMetaZoneIDs with non ASCII id return 0 ids",
0, enumeration->count(status));
assertSuccess("count should success", status);
output.remove();
tzdb->getMetaZoneID(id, 0, output);
assertTrue("getMetaZoneID of non ASCII id should return bogus string",
output.isBogus());
output.remove();
tzdb->getMetaZoneDisplayName(id, UTZNM_EXEMPLAR_LOCATION, output);
assertTrue("getMetaZoneDisplayName of non ASCII id should return bogus string",
output.isBogus());
output.remove();
tzdb->getTimeZoneDisplayName(id, UTZNM_SHORT_DAYLIGHT, output);
assertTrue("getTimeZoneDisplayName of non ASCII id should return bogus string",
output.isBogus());
output.remove();
tzdb->getExemplarLocationName(id, output);
assertTrue("getExemplarLocationName of non ASCII id should return bogus string",
output.isBogus());
output.remove();
tzdb->getDisplayName(id, UTZNM_LONG_GENERIC, 0, output);
assertTrue("getDisplayName of non ASCII id should return bogus string",
output.isBogus());
}
void
TimeZoneFormatTest::Test22614GetMetaZoneNamesNotCrash() {
UErrorCode status = U_ZERO_ERROR;
LocalPointer<TimeZoneNames> tzdbNames(TimeZoneNames::createTZDBInstance(Locale("en"), status));
UnicodeString name;
for (int32_t i = 124; i < 150; i++) {
name.remove();
UnicodeString mzId(i+1, u'A', i);
tzdbNames->getMetaZoneDisplayName(mzId, UTZNM_SHORT_STANDARD, name);
}
}
void
TimeZoneFormatTest::TestFormatTZDBNamesAllZoneCoverage() {
UErrorCode status = U_ZERO_ERROR;
LocalPointer<StringEnumeration> tzids(TimeZone::createEnumeration(status));
if (U_FAILURE(status)) {
dataerrln("Unable to create TimeZone enumeration", __FILE__, __LINE__);
return;
}
const UnicodeString *tzid;
LocalPointer<TimeZoneNames> tzdbNames(TimeZoneNames::createTZDBInstance(Locale("en"), status));
UDate now = Calendar::getNow();
UnicodeString mzId;
UnicodeString name;
while ((tzid = tzids->snext(status))) {
logln("Zone: " + *tzid);
LocalPointer<TimeZone> tz(TimeZone::createTimeZone(*tzid));
tzdbNames->getMetaZoneID(*tzid, now, mzId);
if (mzId.isBogus()) {
logln(UnicodeString("Meta zone: <not available>"));
} else {
logln(UnicodeString("Meta zone: ") + mzId);
}
// mzID could be bogus here
tzdbNames->getMetaZoneDisplayName(mzId, UTZNM_SHORT_STANDARD, name);
// name could be bogus here
if (name.isBogus()) {
logln(UnicodeString("Meta zone short standard name: <not available>"));
}
else {
logln(UnicodeString("Meta zone short standard name: ") + name);
}
tzdbNames->getMetaZoneDisplayName(mzId, UTZNM_SHORT_DAYLIGHT, name);
// name could be bogus here
if (name.isBogus()) {
logln(UnicodeString("Meta zone short daylight name: <not available>"));
}
else {
logln(UnicodeString("Meta zone short daylight name: ") + name);
}
}
}
// Test for checking parse results are same for a same input string
// using SimpleDateFormat initialized with different regional locales - US and Belize.
// Belize did not observe DST from 1968 to 1973, 1975 to 1982, and 1985 and later.
void
TimeZoneFormatTest::TestCentralTime() {
UnicodeString pattern(u"y-MM-dd HH:mm:ss zzzz");
UnicodeString testInputs[] = {
// 1970-01-01 - Chicago:STD/Belize:STD
u"1970-01-01 12:00:00 Central Standard Time",
u"1970-01-01 12:00:00 Central Daylight Time",
// 1970-07-01 - Chicago:STD/Belize:STD
u"1970-07-01 12:00:00 Central Standard Time",
u"1970-07-01 12:00:00 Central Daylight Time",
// 1974-01-01 - Chicago:STD/Belize:DST
u"1974-01-01 12:00:00 Central Standard Time",
u"1974-01-01 12:00:00 Central Daylight Time",
// 2020-01-01 - Chicago:STD/Belize:STD
u"2020-01-01 12:00:00 Central Standard Time",
u"2020-01-01 12:00:00 Central Daylight Time",
// 2020-01-01 - Chicago:DST/Belize:STD
u"2020-07-01 12:00:00 Central Standard Time",
u"2020-07-01 12:00:00 Central Daylight Time",
u""
};
UErrorCode status = U_ZERO_ERROR;
SimpleDateFormat sdfUS(pattern, Locale("en_US"), status);
SimpleDateFormat sdfBZ(pattern, Locale("en_BZ"), status);
if (U_FAILURE(status)) {
errln("Failed to create SimpleDateFormat instance");
return;
}
for (int32_t i = 0; !testInputs[i].isEmpty(); i++) {
UDate dUS = sdfUS.parse(testInputs[i], status);
UDate dBZ = sdfBZ.parse(testInputs[i], status);
if (U_FAILURE(status)) {
errln(UnicodeString("Failed to parse date string: ") + testInputs[i]);
continue;
}
if (dUS != dBZ) {
errln(UnicodeString("Parse results should be same for input: ") + testInputs[i]);
}
}
}
void
TimeZoneFormatTest::TestBogusLocale() {
Locale bogus("not a lang");
UErrorCode status = U_ZERO_ERROR;
std::unique_ptr<icu::TimeZoneFormat> tzfmt(
icu::TimeZoneFormat::createInstance(bogus, status));
if (U_FAILURE(status)) {
errln(u"Failed to createInstance with bogus locale");
}
}
#endif /* #if !UCONFIG_NO_FORMATTING */
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