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1/*
2*******************************************************************************
729e4ab9 3* Copyright (C) 2007-2010, International Business Machines Corporation and *
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4* others. All Rights Reserved. *
5*******************************************************************************
6*/
7#include "unicode/utypes.h"
8
9#if !UCONFIG_NO_FORMATTING
10
11#include "tzfmttst.h"
12
729e4ab9 13#include "simplethread.h"
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14#include "unicode/timezone.h"
15#include "unicode/simpletz.h"
16#include "unicode/calendar.h"
17#include "unicode/strenum.h"
18#include "unicode/smpdtfmt.h"
19#include "unicode/uchar.h"
20#include "unicode/basictz.h"
21#include "cstring.h"
22
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23static const char* PATTERNS[] = {"z", "zzzz", "Z", "ZZZZ", "v", "vvvv", "V", "VVVV"};
24static const int NUM_PATTERNS = sizeof(PATTERNS)/sizeof(const char*);
25
26void
27TimeZoneFormatTest::runIndexedTest( int32_t index, UBool exec, const char* &name, char* /*par*/ )
28{
29 if (exec) {
30 logln("TestSuite TimeZoneFormatTest");
31 }
32 switch (index) {
33 TESTCASE(0, TestTimeZoneRoundTrip);
34 TESTCASE(1, TestTimeRoundTrip);
35 default: name = ""; break;
36 }
37}
38
39void
40TimeZoneFormatTest::TestTimeZoneRoundTrip(void) {
41 UErrorCode status = U_ZERO_ERROR;
42
43 SimpleTimeZone unknownZone(-31415, (UnicodeString)"Etc/Unknown");
44 int32_t badDstOffset = -1234;
45 int32_t badZoneOffset = -2345;
46
47 int32_t testDateData[][3] = {
48 {2007, 1, 15},
49 {2007, 6, 15},
50 {1990, 1, 15},
51 {1990, 6, 15},
52 {1960, 1, 15},
53 {1960, 6, 15},
54 };
55
56 Calendar *cal = Calendar::createInstance(TimeZone::createTimeZone((UnicodeString)"UTC"), status);
57 if (U_FAILURE(status)) {
729e4ab9 58 dataerrln("Calendar::createInstance failed: %s", u_errorName(status));
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59 return;
60 }
61
62 // Set up rule equivalency test range
63 UDate low, high;
64 cal->set(1900, UCAL_JANUARY, 1);
65 low = cal->getTime(status);
66 cal->set(2040, UCAL_JANUARY, 1);
67 high = cal->getTime(status);
68 if (U_FAILURE(status)) {
69 errln("getTime failed");
70 return;
71 }
72
73 // Set up test dates
74 UDate DATES[(sizeof(testDateData)/sizeof(int32_t))/3];
75 const int32_t nDates = (sizeof(testDateData)/sizeof(int32_t))/3;
76 cal->clear();
77 for (int32_t i = 0; i < nDates; i++) {
78 cal->set(testDateData[i][0], testDateData[i][1], testDateData[i][2]);
79 DATES[i] = cal->getTime(status);
80 if (U_FAILURE(status)) {
81 errln("getTime failed");
82 return;
83 }
84 }
85
86 // Set up test locales
729e4ab9 87 const Locale testLocales[] = {
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88 Locale("en"),
89 Locale("en_CA"),
90 Locale("fr"),
91 Locale("zh_Hant")
92 };
93
94 const Locale *LOCALES;
95 int32_t nLocales;
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96
97 if (quick) {
98 LOCALES = testLocales;
99 nLocales = sizeof(testLocales)/sizeof(Locale);
46f4442e 100 } else {
729e4ab9 101 LOCALES = Locale::getAvailableLocales(nLocales);
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102 }
103
104 StringEnumeration *tzids = TimeZone::createEnumeration();
105 if (U_FAILURE(status)) {
106 errln("tzids->count failed");
107 return;
108 }
109
110 int32_t inRaw, inDst;
111 int32_t outRaw, outDst;
112
113 // Run the roundtrip test
114 for (int32_t locidx = 0; locidx < nLocales; locidx++) {
115 for (int32_t patidx = 0; patidx < NUM_PATTERNS; patidx++) {
116
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117 SimpleDateFormat *sdf = new SimpleDateFormat((UnicodeString)PATTERNS[patidx], LOCALES[locidx], status);
118 if (U_FAILURE(status)) {
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119 errcheckln(status, (UnicodeString)"new SimpleDateFormat failed for pattern " +
120 PATTERNS[patidx] + " for locale " + LOCALES[locidx].getName() + " - " + u_errorName(status));
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121 status = U_ZERO_ERROR;
122 continue;
123 }
124
125 tzids->reset(status);
126 const UnicodeString *tzid;
127 while ((tzid = tzids->snext(status))) {
128 TimeZone *tz = TimeZone::createTimeZone(*tzid);
129
130 for (int32_t datidx = 0; datidx < nDates; datidx++) {
131 UnicodeString tzstr;
132 FieldPosition fpos(0);
133 // Format
134 sdf->setTimeZone(*tz);
135 sdf->format(DATES[datidx], tzstr, fpos);
136
137 // Before parse, set unknown zone to SimpleDateFormat instance
138 // just for making sure that it does not depends on the time zone
139 // originally set.
140 sdf->setTimeZone(unknownZone);
141
142 // Parse
143 ParsePosition pos(0);
144 Calendar *outcal = Calendar::createInstance(unknownZone, status);
145 if (U_FAILURE(status)) {
146 errln("Failed to create an instance of calendar for receiving parse result.");
147 status = U_ZERO_ERROR;
148 continue;
149 }
150 outcal->set(UCAL_DST_OFFSET, badDstOffset);
151 outcal->set(UCAL_ZONE_OFFSET, badZoneOffset);
152
153 sdf->parse(tzstr, *outcal, pos);
154
155 // Check the result
156 const TimeZone &outtz = outcal->getTimeZone();
157 UnicodeString outtzid;
158 outtz.getID(outtzid);
159
160 tz->getOffset(DATES[datidx], false, inRaw, inDst, status);
161 if (U_FAILURE(status)) {
162 errln((UnicodeString)"Failed to get offsets from time zone" + *tzid);
163 status = U_ZERO_ERROR;
164 }
165 outtz.getOffset(DATES[datidx], false, outRaw, outDst, status);
166 if (U_FAILURE(status)) {
167 errln((UnicodeString)"Failed to get offsets from time zone" + outtzid);
168 status = U_ZERO_ERROR;
169 }
170
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171 if (uprv_strcmp(PATTERNS[patidx], "VVVV") == 0) {
172 // Location: time zone rule must be preserved except
173 // zones not actually associated with a specific location.
174 // Time zones in this category do not have "/" in its ID.
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175 UnicodeString canonical;
176 TimeZone::getCanonicalID(*tzid, canonical, status);
177 if (U_FAILURE(status)) {
178 // Uknown ID - we should not get here
179 errln((UnicodeString)"Unknown ID " + *tzid);
180 status = U_ZERO_ERROR;
181 } else if (outtzid != canonical) {
182 // Canonical ID did not match - check the rules
183 if (!((BasicTimeZone*)&outtz)->hasEquivalentTransitions((BasicTimeZone&)*tz, low, high, TRUE, status)) {
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184 if (canonical.indexOf((UChar)0x27 /*'/'*/) == -1) {
185 // Exceptional cases, such as CET, EET, MET and WET
186 logln("Canonical round trip failed (as expected); tz=" + *tzid
187 + ", locale=" + LOCALES[locidx].getName() + ", pattern=" + PATTERNS[patidx]
188 + ", time=" + DATES[datidx] + ", str=" + tzstr
189 + ", outtz=" + outtzid);
190 } else {
191 errln("Canonical round trip failed; tz=" + *tzid
192 + ", locale=" + LOCALES[locidx].getName() + ", pattern=" + PATTERNS[patidx]
193 + ", time=" + DATES[datidx] + ", str=" + tzstr
194 + ", outtz=" + outtzid);
195 }
196 if (U_FAILURE(status)) {
197 errln("hasEquivalentTransitions failed");
198 status = U_ZERO_ERROR;
199 }
200 }
201 }
202
203 } else {
204 // Check if localized GMT format or RFC format is used.
205 int32_t numDigits = 0;
206 for (int n = 0; n < tzstr.length(); n++) {
207 if (u_isdigit(tzstr.charAt(n))) {
208 numDigits++;
209 }
210 }
211 if (numDigits >= 3) {
212 // Localized GMT or RFC: total offset (raw + dst) must be preserved.
213 int32_t inOffset = inRaw + inDst;
214 int32_t outOffset = outRaw + outDst;
215 if (inOffset != outOffset) {
216 errln((UnicodeString)"Offset round trip failed; tz=" + *tzid
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217 + ", locale=" + LOCALES[locidx].getName() + ", pattern=" + PATTERNS[patidx]
218 + ", time=" + DATES[datidx] + ", str=" + tzstr
729e4ab9 219 + ", inOffset=" + inOffset + ", outOffset=" + outOffset);
46f4442e 220 }
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221 } else {
222 // Specific or generic: raw offset must be preserved.
223 if (inRaw != outRaw) {
224 errln((UnicodeString)"Raw offset round trip failed; tz=" + *tzid
225 + ", locale=" + LOCALES[locidx].getName() + ", pattern=" + PATTERNS[patidx]
226 + ", time=" + DATES[datidx] + ", str=" + tzstr
227 + ", inRawOffset=" + inRaw + ", outRawOffset=" + outRaw);
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228 }
229 }
230 }
231 delete outcal;
232 }
233 delete tz;
234 }
235 delete sdf;
236 }
237 }
238 delete cal;
239 delete tzids;
240}
241
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242struct LocaleData {
243 int32_t index;
244 int32_t testCounts;
245 UDate *times;
246 const Locale* locales; // Static
247 int32_t nLocales; // Static
248 UBool quick; // Static
249 UDate START_TIME; // Static
250 UDate END_TIME; // Static
251 int32_t numDone;
252};
253
254class TestTimeRoundTripThread: public SimpleThread {
255public:
256 TestTimeRoundTripThread(IntlTest& tlog, LocaleData &ld, int32_t i)
257 : log(tlog), data(ld), index(i) {}
258 virtual void run() {
259 UErrorCode status = U_ZERO_ERROR;
260 UBool REALLY_VERBOSE = FALSE;
261
262 // Whether each pattern is ambiguous at DST->STD local time overlap
263 UBool AMBIGUOUS_DST_DECESSION[] = { FALSE, FALSE, FALSE, FALSE, TRUE, TRUE, FALSE, TRUE };
264 // Whether each pattern is ambiguous at STD->STD/DST->DST local time overlap
265 UBool AMBIGUOUS_NEGATIVE_SHIFT[] = { TRUE, TRUE, FALSE, FALSE, TRUE, TRUE, TRUE, TRUE };
266
267 // Workaround for #6338
268 //UnicodeString BASEPATTERN("yyyy-MM-dd'T'HH:mm:ss.SSS");
269 UnicodeString BASEPATTERN("yyyy.MM.dd HH:mm:ss.SSS");
270
271 // timer for performance analysis
272 UDate timer;
273 UDate testTimes[4];
274 UBool expectedRoundTrip[4];
275 int32_t testLen = 0;
276
277 StringEnumeration *tzids = TimeZone::createEnumeration();
278 if (U_FAILURE(status)) {
279 log.errln("tzids->count failed");
280 return;
281 }
282
283 int32_t locidx = -1;
284 UDate times[NUM_PATTERNS];
285 for (int32_t i = 0; i < NUM_PATTERNS; i++) {
286 times[i] = 0;
287 }
288
289 int32_t testCounts = 0;
290
291 while (true) {
292 umtx_lock(NULL); // Lock to increment the index
293 for (int32_t i = 0; i < NUM_PATTERNS; i++) {
294 data.times[i] += times[i];
295 data.testCounts += testCounts;
296 }
297 if (data.index < data.nLocales) {
298 locidx = data.index;
299 data.index++;
300 } else {
301 locidx = -1;
302 }
303 umtx_unlock(NULL); // Unlock for other threads to use
304
305 if (locidx == -1) {
306 log.logln((UnicodeString) "Thread " + index + " is done.");
307 break;
308 }
309
310 log.logln((UnicodeString) "\nThread " + index + ": Locale: " + UnicodeString(data.locales[locidx].getName()));
311
312 for (int32_t patidx = 0; patidx < NUM_PATTERNS; patidx++) {
313 log.logln((UnicodeString) " Pattern: " + PATTERNS[patidx]);
314 times[patidx] = 0;
315
316 UnicodeString pattern(BASEPATTERN);
317 pattern.append(" ").append(PATTERNS[patidx]);
318
319 SimpleDateFormat *sdf = new SimpleDateFormat(pattern, data.locales[locidx], status);
320 if (U_FAILURE(status)) {
321 log.errcheckln(status, (UnicodeString) "new SimpleDateFormat failed for pattern " +
322 pattern + " for locale " + data.locales[locidx].getName() + " - " + u_errorName(status));
323 status = U_ZERO_ERROR;
324 continue;
325 }
326
327 tzids->reset(status);
328 const UnicodeString *tzid;
329
330 timer = Calendar::getNow();
331
332 while ((tzid = tzids->snext(status))) {
333 UnicodeString canonical;
334 TimeZone::getCanonicalID(*tzid, canonical, status);
335 if (U_FAILURE(status)) {
336 // Unknown ID - we should not get here
337 status = U_ZERO_ERROR;
338 continue;
339 }
340 if (*tzid != canonical) {
341 // Skip aliases
342 continue;
343 }
344 BasicTimeZone *tz = (BasicTimeZone*) TimeZone::createTimeZone(*tzid);
345 sdf->setTimeZone(*tz);
346
347 UDate t = data.START_TIME;
348 TimeZoneTransition tzt;
349 UBool tztAvail = FALSE;
350 UBool middle = TRUE;
351
352 while (t < data.END_TIME) {
353 if (!tztAvail) {
354 testTimes[0] = t;
355 expectedRoundTrip[0] = TRUE;
356 testLen = 1;
357 } else {
358 int32_t fromOffset = tzt.getFrom()->getRawOffset() + tzt.getFrom()->getDSTSavings();
359 int32_t toOffset = tzt.getTo()->getRawOffset() + tzt.getTo()->getDSTSavings();
360 int32_t delta = toOffset - fromOffset;
361 if (delta < 0) {
362 UBool isDstDecession = tzt.getFrom()->getDSTSavings() > 0 && tzt.getTo()->getDSTSavings() == 0;
363 testTimes[0] = t + delta - 1;
364 expectedRoundTrip[0] = TRUE;
365 testTimes[1] = t + delta;
366 expectedRoundTrip[1] = isDstDecession ? !AMBIGUOUS_DST_DECESSION[patidx] : !AMBIGUOUS_NEGATIVE_SHIFT[patidx];
367 testTimes[2] = t - 1;
368 expectedRoundTrip[2] = isDstDecession ? !AMBIGUOUS_DST_DECESSION[patidx] : !AMBIGUOUS_NEGATIVE_SHIFT[patidx];
369 testTimes[3] = t;
370 expectedRoundTrip[3] = TRUE;
371 testLen = 4;
372 } else {
373 testTimes[0] = t - 1;
374 expectedRoundTrip[0] = TRUE;
375 testTimes[1] = t;
376 expectedRoundTrip[1] = TRUE;
377 testLen = 2;
378 }
379 }
380 for (int32_t testidx = 0; testidx < testLen; testidx++) {
381 if (data.quick) {
382 // reduce regular test time
383 if (!expectedRoundTrip[testidx]) {
384 continue;
385 }
386 }
387
388 testCounts++;
389
390 UnicodeString text;
391 FieldPosition fpos(0);
392 sdf->format(testTimes[testidx], text, fpos);
393
394 UDate parsedDate = sdf->parse(text, status);
395 if (U_FAILURE(status)) {
396 log.errln((UnicodeString) "Parse failure for text=" + text + ", tzid=" + *tzid + ", locale=" + data.locales[locidx].getName()
397 + ", pattern=" + PATTERNS[patidx] + ", time=" + testTimes[testidx]);
398 status = U_ZERO_ERROR;
399 continue;
400 }
401 if (parsedDate != testTimes[testidx]) {
402 UnicodeString msg = (UnicodeString) "Time round trip failed for " + "tzid=" + *tzid + ", locale=" + data.locales[locidx].getName() + ", pattern=" + PATTERNS[patidx]
403 + ", text=" + text + ", time=" + testTimes[testidx] + ", restime=" + parsedDate + ", diff=" + (parsedDate - testTimes[testidx]);
404 if (expectedRoundTrip[testidx]) {
405 log.errln((UnicodeString) "FAIL: " + msg);
406 } else if (REALLY_VERBOSE) {
407 log.logln(msg);
408 }
409 }
410 }
411 tztAvail = tz->getNextTransition(t, FALSE, tzt);
412 if (!tztAvail) {
413 break;
414 }
415 if (middle) {
416 // Test the date in the middle of two transitions.
417 t += (int64_t) ((tzt.getTime() - t) / 2);
418 middle = FALSE;
419 tztAvail = FALSE;
420 } else {
421 t = tzt.getTime();
422 }
423 }
424 delete tz;
425 }
426 times[patidx] += (Calendar::getNow() - timer);
427 delete sdf;
428 }
429 umtx_lock(NULL);
430 data.numDone++;
431 umtx_unlock(NULL);
432 }
433 delete tzids;
434 }
435private:
436 IntlTest& log;
437 LocaleData& data;
438 int32_t index;
439};
440
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441void
442TimeZoneFormatTest::TestTimeRoundTrip(void) {
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443 int32_t nThreads = threadCount;
444 const Locale *LOCALES;
445 int32_t nLocales;
446 int32_t testCounts = 0;
46f4442e 447
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448 UErrorCode status = U_ZERO_ERROR;
449 Calendar *cal = Calendar::createInstance(TimeZone::createTimeZone((UnicodeString) "UTC"), status);
46f4442e 450 if (U_FAILURE(status)) {
729e4ab9 451 dataerrln("Calendar::createInstance failed: %s", u_errorName(status));
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452 return;
453 }
454
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455 const char* testAllProp = getProperty("TimeZoneRoundTripAll");
456 UBool bTestAll = (testAllProp && uprv_strcmp(testAllProp, "true") == 0);
46f4442e 457
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458 UDate START_TIME, END_TIME;
459 if (bTestAll || !quick) {
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460 cal->set(1900, UCAL_JANUARY, 1);
461 } else {
729e4ab9 462 cal->set(1990, UCAL_JANUARY, 1);
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463 }
464 START_TIME = cal->getTime(status);
465
466 cal->set(2015, UCAL_JANUARY, 1);
467 END_TIME = cal->getTime(status);
729e4ab9 468
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469 if (U_FAILURE(status)) {
470 errln("getTime failed");
471 return;
472 }
473
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474 UDate times[NUM_PATTERNS];
475 for (int32_t i = 0; i < NUM_PATTERNS; i++) {
476 times[i] = 0;
477 }
478
46f4442e 479 // Set up test locales
729e4ab9 480 const Locale locales1[] = {Locale("en")};
46f4442e 481 const Locale locales2[] = {
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482 Locale("ar_EG"), Locale("bg_BG"), Locale("ca_ES"), Locale("da_DK"), Locale("de"),
483 Locale("de_DE"), Locale("el_GR"), Locale("en"), Locale("en_AU"), Locale("en_CA"),
484 Locale("en_US"), Locale("es"), Locale("es_ES"), Locale("es_MX"), Locale("fi_FI"),
485 Locale("fr"), Locale("fr_CA"), Locale("fr_FR"), Locale("he_IL"), Locale("hu_HU"),
486 Locale("it"), Locale("it_IT"), Locale("ja"), Locale("ja_JP"), Locale("ko"),
487 Locale("ko_KR"), Locale("nb_NO"), Locale("nl_NL"), Locale("nn_NO"), Locale("pl_PL"),
488 Locale("pt"), Locale("pt_BR"), Locale("pt_PT"), Locale("ru_RU"), Locale("sv_SE"),
489 Locale("th_TH"), Locale("tr_TR"), Locale("zh"), Locale("zh_Hans"), Locale("zh_Hans_CN"),
490 Locale("zh_Hant"), Locale("zh_Hant_TW")
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491 };
492
729e4ab9 493 if (bTestAll) {
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494 LOCALES = Locale::getAvailableLocales(nLocales);
495 } else if (quick) {
496 LOCALES = locales1;
497 nLocales = sizeof(locales1)/sizeof(Locale);
498 } else {
499 LOCALES = locales2;
500 nLocales = sizeof(locales2)/sizeof(Locale);
501 }
502
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503 LocaleData data;
504 data.index = 0;
505 data.testCounts = testCounts;
506 data.times = times;
507 data.locales = LOCALES;
508 data.nLocales = nLocales;
509 data.quick = quick;
510 data.START_TIME = START_TIME;
511 data.END_TIME = END_TIME;
512 data.numDone = 0;
513
514#if (ICU_USE_THREADS==0)
515 TestTimeRoundTripThread fakeThread(*this, data, 0);
516 fakeThread.run();
517#else
518 TestTimeRoundTripThread **threads = new TestTimeRoundTripThread*[threadCount];
519 int32_t i;
520 for (i = 0; i < nThreads; i++) {
521 threads[i] = new TestTimeRoundTripThread(*this, data, i);
522 if (threads[i]->start() != 0) {
523 errln("Error starting thread %d", i);
524 }
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525 }
526
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527 UBool done = false;
528 while (true) {
529 umtx_lock(NULL);
530 if (data.numDone == nLocales) {
531 done = true;
46f4442e 532 }
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533 umtx_unlock(NULL);
534 if (done)
535 break;
536 SimpleThread::sleep(1000);
46f4442e 537 }
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538
539 for (i = 0; i < nThreads; i++) {
540 delete threads[i];
541 }
542 delete [] threads;
543
544#endif
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545 UDate total = 0;
546 logln("### Elapsed time by patterns ###");
547 for (int32_t i = 0; i < NUM_PATTERNS; i++) {
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548 logln(UnicodeString("") + data.times[i] + "ms (" + PATTERNS[i] + ")");
549 total += data.times[i];
46f4442e 550 }
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551 logln((UnicodeString) "Total: " + total + "ms");
552 logln((UnicodeString) "Iteration: " + data.testCounts);
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553
554 delete cal;
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555}
556
557#endif /* #if !UCONFIG_NO_FORMATTING */