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1 // © 2016 and later: Unicode, Inc. and others.
2 // License & terms of use: http://www.unicode.org/copyright.html
3 /*
4 *******************************************************************************
5 * Copyright (C) 2007-2016, International Business Machines Corporation and
6 * others. All Rights Reserved.
7 *******************************************************************************
8 */
9 
10 #include "unicode/utypes.h"
11 
12 #if !UCONFIG_NO_FORMATTING
13 
14 #include "unicode/dtrule.h"
15 #include "unicode/tzrule.h"
16 #include "unicode/rbtz.h"
17 #include "unicode/simpletz.h"
18 #include "unicode/tzrule.h"
19 #include "unicode/calendar.h"
20 #include "unicode/gregocal.h"
21 #include "unicode/strenum.h"
22 #include "unicode/ucal.h"
23 #include "unicode/unistr.h"
24 #include "unicode/ustring.h"
25 #include "unicode/tztrans.h"
26 #include "unicode/vtzone.h"
27 #include "tzrulets.h"
28 #include "zrule.h"
29 #include "ztrans.h"
30 #include "vzone.h"
31 #include "cmemory.h"
32 
33 #define CASE(id,test) case id: name = #test; if (exec) { logln(#test "---"); logln((UnicodeString)""); test(); } break
34 #define HOUR (60*60*1000)
35 
36 static const char *const TESTZIDS[] = {
37         "AGT",
38         "America/New_York",
39         "America/Los_Angeles",
40         "America/Indiana/Indianapolis",
41         "America/Havana",
42         "Europe/Lisbon",
43         "Europe/Paris",
44         "Asia/Tokyo",
45         "Asia/Sakhalin",
46         "Africa/Cairo",
47         "Africa/Windhoek",
48         "Australia/Sydney",
49         "Etc/GMT+8"
50 };
51 
52 static UBool hasEquivalentTransitions(/*const*/ BasicTimeZone& tz1, /*const*/BasicTimeZone& tz2,
53                                         UDate start, UDate end,
54                                         UBool ignoreDstAmount, int32_t maxTransitionTimeDelta,
55                                         UErrorCode& status);
56 
57 class TestZIDEnumeration : public StringEnumeration {
58 public:
59     TestZIDEnumeration(UBool all = false);
60     ~TestZIDEnumeration();
61 
count(UErrorCode &) const62     virtual int32_t count(UErrorCode& /*status*/) const override {
63         return len;
64     }
65     virtual const UnicodeString *snext(UErrorCode& status) override;
66     virtual void reset(UErrorCode& status) override;
getStaticClassID()67     static inline UClassID getStaticClassID() {
68         return (UClassID)&fgClassID;
69     }
getDynamicClassID() const70     virtual UClassID getDynamicClassID() const override {
71         return getStaticClassID();
72     }
73 private:
74     static const char fgClassID;
75     int32_t idx;
76     int32_t len;
77     StringEnumeration   *tzenum;
78 };
79 
80 const char TestZIDEnumeration::fgClassID = 0;
81 
TestZIDEnumeration(UBool all)82 TestZIDEnumeration::TestZIDEnumeration(UBool all)
83 : idx(0) {
84     UErrorCode status = U_ZERO_ERROR;
85     if (all) {
86         tzenum = TimeZone::createEnumeration(status);
87         len = tzenum->count(status);
88     } else {
89         tzenum = NULL;
90         len = UPRV_LENGTHOF(TESTZIDS);
91     }
92 }
93 
~TestZIDEnumeration()94 TestZIDEnumeration::~TestZIDEnumeration() {
95     if (tzenum != NULL) {
96         delete tzenum;
97     }
98 }
99 
100 const UnicodeString*
snext(UErrorCode & status)101 TestZIDEnumeration::snext(UErrorCode& status) {
102     if (tzenum != NULL) {
103         return tzenum->snext(status);
104     } else if (U_SUCCESS(status) && idx < len) {
105         unistr = UnicodeString(TESTZIDS[idx++], "");
106         return &unistr;
107     }
108     return NULL;
109 }
110 
111 void
reset(UErrorCode & status)112 TestZIDEnumeration::reset(UErrorCode& status) {
113     if (tzenum != NULL) {
114         tzenum->reset(status);
115     } else {
116         idx = 0;
117     }
118 }
119 
120 
runIndexedTest(int32_t index,UBool exec,const char * & name,char *)121 void TimeZoneRuleTest::runIndexedTest( int32_t index, UBool exec, const char* &name, char* /*par*/ )
122 {
123     if (exec) {
124         logln("TestSuite TestTimeZoneRule");
125     }
126     switch (index) {
127         CASE(0, TestSimpleRuleBasedTimeZone);
128         CASE(1, TestHistoricalRuleBasedTimeZone);
129         CASE(2, TestOlsonTransition);
130         CASE(3, TestRBTZTransition);
131         CASE(4, TestHasEquivalentTransitions);
132         CASE(5, TestVTimeZoneRoundTrip);
133         CASE(6, TestVTimeZoneRoundTripPartial);
134         CASE(7, TestVTimeZoneSimpleWrite);
135         CASE(8, TestVTimeZoneHeaderProps);
136         CASE(9, TestGetSimpleRules);
137         CASE(10, TestTimeZoneRuleCoverage);
138         CASE(11, TestSimpleTimeZoneCoverage);
139         CASE(12, TestVTimeZoneCoverage);
140         CASE(13, TestVTimeZoneParse);
141         CASE(14, TestT6216);
142         CASE(15, TestT6669);
143         CASE(16, TestVTimeZoneWrapper);
144         CASE(17, TestT8943);
145         default: name = ""; break;
146     }
147 }
148 
149 /*
150  * Compare SimpleTimeZone with equivalent RBTZ
151  */
152 void
TestSimpleRuleBasedTimeZone(void)153 TimeZoneRuleTest::TestSimpleRuleBasedTimeZone(void) {
154     UErrorCode status = U_ZERO_ERROR;
155     SimpleTimeZone stz(-1*HOUR, "TestSTZ",
156         UCAL_SEPTEMBER, -30, -UCAL_SATURDAY, 1*HOUR, SimpleTimeZone::WALL_TIME,
157         UCAL_FEBRUARY, 2, UCAL_SUNDAY, 1*HOUR, SimpleTimeZone::WALL_TIME,
158         1*HOUR, status);
159     if (U_FAILURE(status)) {
160         errln("FAIL: Couldn't create SimpleTimezone.");
161     }
162 
163     DateTimeRule *dtr;
164     AnnualTimeZoneRule *atzr;
165     int32_t STARTYEAR = 2000;
166 
167     InitialTimeZoneRule *ir = new InitialTimeZoneRule(
168         "RBTZ_Initial", // Initial time Name
169         -1*HOUR,        // Raw offset
170         1*HOUR);        // DST saving amount
171 
172     // Original rules
173     RuleBasedTimeZone *rbtz1 = new RuleBasedTimeZone("RBTZ1", ir->clone());
174     dtr = new DateTimeRule(UCAL_SEPTEMBER, 30, UCAL_SATURDAY, false,
175         1*HOUR, DateTimeRule::WALL_TIME); // SUN<=30 in September, at 1AM wall time
176     atzr = new AnnualTimeZoneRule("RBTZ_DST1",
177         -1*HOUR /*rawOffset*/, 1*HOUR /*dstSavings*/, dtr,
178         STARTYEAR, AnnualTimeZoneRule::MAX_YEAR);
179     rbtz1->addTransitionRule(atzr, status);
180     if (U_FAILURE(status)) {
181         errln("FAIL: couldn't add AnnualTimeZoneRule 1-1.");
182     }
183     dtr = new DateTimeRule(UCAL_FEBRUARY, 2, UCAL_SUNDAY,
184         1*HOUR, DateTimeRule::WALL_TIME);  // 2nd Sunday in February, at 1AM wall time
185     atzr = new AnnualTimeZoneRule("RBTZ_STD1",
186         -1*HOUR /*rawOffset*/, 0 /*dstSavings*/, dtr,
187         STARTYEAR, AnnualTimeZoneRule::MAX_YEAR);
188     rbtz1->addTransitionRule(atzr, status);
189     if (U_FAILURE(status)) {
190         errln("FAIL: couldn't add AnnualTimeZoneRule 1-2.");
191     }
192     rbtz1->complete(status);
193     if (U_FAILURE(status)) {
194         errln("FAIL: couldn't complete RBTZ 1.");
195     }
196 
197     // Equivalent, but different date rule type
198     RuleBasedTimeZone *rbtz2 = new RuleBasedTimeZone("RBTZ2", ir->clone());
199     dtr = new DateTimeRule(UCAL_SEPTEMBER, -1, UCAL_SATURDAY,
200         1*HOUR, DateTimeRule::WALL_TIME); // Last Sunday in September at 1AM wall time
201     atzr = new AnnualTimeZoneRule("RBTZ_DST2", -1*HOUR, 1*HOUR, dtr, STARTYEAR, AnnualTimeZoneRule::MAX_YEAR);
202     rbtz2->addTransitionRule(atzr, status);
203     if (U_FAILURE(status)) {
204         errln("FAIL: couldn't add AnnualTimeZoneRule 2-1.");
205     }
206     dtr = new DateTimeRule(UCAL_FEBRUARY, 8, UCAL_SUNDAY, true,
207         1*HOUR, DateTimeRule::WALL_TIME); // SUN>=8 in February, at 1AM wall time
208     atzr = new AnnualTimeZoneRule("RBTZ_STD2", -1*HOUR, 0, dtr, STARTYEAR, AnnualTimeZoneRule::MAX_YEAR);
209     rbtz2->addTransitionRule(atzr, status);
210     if (U_FAILURE(status)) {
211         errln("FAIL: couldn't add AnnualTimeZoneRule 2-2.");
212     }
213     rbtz2->complete(status);
214     if (U_FAILURE(status)) {
215         errln("FAIL: couldn't complete RBTZ 2");
216     }
217 
218     // Equivalent, but different time rule type
219     RuleBasedTimeZone *rbtz3 = new RuleBasedTimeZone("RBTZ3", ir->clone());
220     dtr = new DateTimeRule(UCAL_SEPTEMBER, 30, UCAL_SATURDAY, false,
221         2*HOUR, DateTimeRule::UTC_TIME);
222     atzr = new AnnualTimeZoneRule("RBTZ_DST3", -1*HOUR, 1*HOUR, dtr, STARTYEAR, AnnualTimeZoneRule::MAX_YEAR);
223     rbtz3->addTransitionRule(atzr, status);
224     if (U_FAILURE(status)) {
225         errln("FAIL: couldn't add AnnualTimeZoneRule 3-1.");
226     }
227     dtr = new DateTimeRule(UCAL_FEBRUARY, 2, UCAL_SUNDAY,
228         0*HOUR, DateTimeRule::STANDARD_TIME);
229     atzr = new AnnualTimeZoneRule("RBTZ_STD3", -1*HOUR, 0, dtr, STARTYEAR, AnnualTimeZoneRule::MAX_YEAR);
230     rbtz3->addTransitionRule(atzr, status);
231     if (U_FAILURE(status)) {
232         errln("FAIL: couldn't add AnnualTimeZoneRule 3-2.");
233     }
234     rbtz3->complete(status);
235     if (U_FAILURE(status)) {
236         errln("FAIL: couldn't complete RBTZ 3");
237     }
238 
239     // Check equivalency for 10 years
240     UDate start = getUTCMillis(STARTYEAR, UCAL_JANUARY, 1);
241     UDate until = getUTCMillis(STARTYEAR + 10, UCAL_JANUARY, 1);
242 
243     if (!(stz.hasEquivalentTransitions(*rbtz1, start, until, true, status))) {
244         errln("FAIL: rbtz1 must be equivalent to the SimpleTimeZone in the time range.");
245     }
246     if (U_FAILURE(status)) {
247         errln("FAIL: error returned from hasEquivalentTransitions");
248     }
249     if (!(stz.hasEquivalentTransitions(*rbtz2, start, until, true, status))) {
250         errln("FAIL: rbtz2 must be equivalent to the SimpleTimeZone in the time range.");
251     }
252     if (U_FAILURE(status)) {
253         errln("FAIL: error returned from hasEquivalentTransitions");
254     }
255     if (!(stz.hasEquivalentTransitions(*rbtz3, start, until, true, status))) {
256         errln("FAIL: rbtz3 must be equivalent to the SimpleTimeZone in the time range.");
257     }
258     if (U_FAILURE(status)) {
259         errln("FAIL: error returned from hasEquivalentTransitions");
260     }
261 
262     // hasSameRules
263     if (rbtz1->hasSameRules(*rbtz2)) {
264         errln("FAIL: rbtz1 and rbtz2 have different rules, but returned true.");
265     }
266     if (rbtz1->hasSameRules(*rbtz3)) {
267         errln("FAIL: rbtz1 and rbtz3 have different rules, but returned true.");
268     }
269     RuleBasedTimeZone *rbtz1c = rbtz1->clone();
270     if (!rbtz1->hasSameRules(*rbtz1c)) {
271         errln("FAIL: Cloned RuleBasedTimeZone must have the same rules with the original.");
272     }
273 
274     // getOffset
275     int32_t era, year, month, dayOfMonth, dayOfWeek, millisInDay;
276     UDate time;
277     int32_t offset, dstSavings;
278     UBool dst;
279 
280     GregorianCalendar *cal = new GregorianCalendar(status);
281     if (U_FAILURE(status)) {
282         dataerrln("FAIL: Could not create a Gregorian calendar instance.: %s", u_errorName(status));
283         delete rbtz1;
284         delete rbtz2;
285         delete rbtz3;
286         delete rbtz1c;
287         return;
288     }
289     cal->setTimeZone(*rbtz1);
290     cal->clear();
291 
292     // Jan 1, 1000 BC
293     cal->set(UCAL_ERA, GregorianCalendar::BC);
294     cal->set(1000, UCAL_JANUARY, 1);
295 
296     era = cal->get(UCAL_ERA, status);
297     year = cal->get(UCAL_YEAR, status);
298     month = cal->get(UCAL_MONTH, status);
299     dayOfMonth = cal->get(UCAL_DAY_OF_MONTH, status);
300     dayOfWeek = cal->get(UCAL_DAY_OF_WEEK, status);
301     millisInDay = cal->get(UCAL_MILLISECONDS_IN_DAY, status);
302     time = cal->getTime(status);
303     if (U_FAILURE(status)) {
304         errln("FAIL: Could not get calendar field values.");
305     }
306     offset = rbtz1->getOffset(era, year, month, dayOfMonth, dayOfWeek, millisInDay, status);
307     if (U_FAILURE(status)) {
308         errln("FAIL: getOffset(7 args) failed.");
309     }
310     if (offset != 0) {
311         errln(UnicodeString("FAIL: Invalid time zone offset: ") + offset + " /expected: 0");
312     }
313     dst = rbtz1->inDaylightTime(time, status);
314     if (U_FAILURE(status)) {
315         errln("FAIL: inDaylightTime failed.");
316     }
317     if (!dst) {
318         errln("FAIL: Invalid daylight saving time");
319     }
320     rbtz1->getOffset(time, true, offset, dstSavings, status);
321     if (U_FAILURE(status)) {
322         errln("FAIL: getOffset(5 args) failed.");
323     }
324     if (offset != -3600000) {
325         errln(UnicodeString("FAIL: Invalid time zone raw offset: ") + offset + " /expected: -3600000");
326     }
327     if (dstSavings != 3600000) {
328         errln(UnicodeString("FAIL: Invalid DST amount: ") + dstSavings + " /expected: 3600000");
329     }
330 
331     // July 1, 2000, AD
332     cal->set(UCAL_ERA, GregorianCalendar::AD);
333     cal->set(2000, UCAL_JULY, 1);
334 
335     era = cal->get(UCAL_ERA, status);
336     year = cal->get(UCAL_YEAR, status);
337     month = cal->get(UCAL_MONTH, status);
338     dayOfMonth = cal->get(UCAL_DAY_OF_MONTH, status);
339     dayOfWeek = cal->get(UCAL_DAY_OF_WEEK, status);
340     millisInDay = cal->get(UCAL_MILLISECONDS_IN_DAY, status);
341     time = cal->getTime(status);
342     if (U_FAILURE(status)) {
343         errln("FAIL: Could not get calendar field values.");
344     }
345     offset = rbtz1->getOffset(era, year, month, dayOfMonth, dayOfWeek, millisInDay, status);
346     if (U_FAILURE(status)) {
347         errln("FAIL: getOffset(7 args) failed.");
348     }
349     if (offset != -3600000) {
350         errln((UnicodeString)"FAIL: Invalid time zone offset: " + offset + " /expected: -3600000");
351     }
352     dst = rbtz1->inDaylightTime(time, status);
353     if (U_FAILURE(status)) {
354         errln("FAIL: inDaylightTime failed.");
355     }
356     if (dst) {
357         errln("FAIL: Invalid daylight saving time");
358     }
359     rbtz1->getOffset(time, true, offset, dstSavings, status);
360     if (U_FAILURE(status)) {
361         errln("FAIL: getOffset(5 args) failed.");
362     }
363     if (offset != -3600000) {
364         errln((UnicodeString)"FAIL: Invalid time zone raw offset: " + offset + " /expected: -3600000");
365     }
366     if (dstSavings != 0) {
367         errln((UnicodeString)"FAIL: Invalid DST amount: " + dstSavings + " /expected: 0");
368     }
369 
370     // getRawOffset
371     offset = rbtz1->getRawOffset();
372     if (offset != -1*HOUR) {
373         errln((UnicodeString)"FAIL: Invalid time zone raw offset returned by getRawOffset: "
374             + offset + " /expected: -3600000");
375     }
376 
377     // operator=/==/!=
378     RuleBasedTimeZone rbtz0("RBTZ1", ir->clone());
379     if (rbtz0 == *rbtz1 || !(rbtz0 != *rbtz1)) {
380         errln("FAIL: RuleBasedTimeZone rbtz0 is not equal to rbtz1, but got wrong result");
381     }
382     rbtz0 = *rbtz1;
383     if (rbtz0 != *rbtz1 || !(rbtz0 == *rbtz1)) {
384         errln("FAIL: RuleBasedTimeZone rbtz0 is equal to rbtz1, but got wrong result");
385     }
386 
387     // setRawOffset
388     const int32_t RAW = -10*HOUR;
389     rbtz0.setRawOffset(RAW);
390     if (rbtz0.getRawOffset() != RAW) {
391         logln("setRawOffset is implemented in RuleBasedTimeZone");
392     }
393 
394     // useDaylightTime
395     if (!rbtz1->useDaylightTime()) {
396         errln("FAIL: useDaylightTime returned false");
397     }
398 
399     // Try to add 3rd final rule
400     dtr = new DateTimeRule(UCAL_OCTOBER, 15, 1*HOUR, DateTimeRule::WALL_TIME);
401     atzr = new AnnualTimeZoneRule("3RD_ATZ", -1*HOUR, 2*HOUR, dtr, STARTYEAR, AnnualTimeZoneRule::MAX_YEAR);
402     rbtz1->addTransitionRule(atzr, status);
403     if (U_SUCCESS(status)) {
404         errln("FAIL: 3rd final rule must be rejected");
405     }
406 
407     // Try to add an initial rule
408     InitialTimeZoneRule *ir1 = new InitialTimeZoneRule("Test Initial", 2*HOUR, 0);
409     rbtz1->addTransitionRule(ir1, status);
410     if (U_SUCCESS(status)) {
411         errln("FAIL: InitialTimeZoneRule must be rejected");
412     }
413 
414     delete ir;
415     delete rbtz1;
416     delete rbtz2;
417     delete rbtz3;
418     delete rbtz1c;
419     delete cal;
420 }
421 
422 /*
423  * Test equivalency between OlsonTimeZone and custom RBTZ representing the
424  * equivalent rules in a certain time range
425  */
426 void
TestHistoricalRuleBasedTimeZone(void)427 TimeZoneRuleTest::TestHistoricalRuleBasedTimeZone(void) {
428     UErrorCode status = U_ZERO_ERROR;
429 
430     // Compare to America/New_York with equivalent RBTZ
431     BasicTimeZone *ny = (BasicTimeZone*)TimeZone::createTimeZone("America/New_York");
432 
433     //RBTZ
434     InitialTimeZoneRule *ir = new InitialTimeZoneRule("EST", -5*HOUR, 0);
435     RuleBasedTimeZone *rbtz = new RuleBasedTimeZone("EST5EDT", ir);
436 
437     DateTimeRule *dtr;
438     AnnualTimeZoneRule *tzr;
439 
440     // Standard time
441     dtr = new DateTimeRule(UCAL_OCTOBER, -1, UCAL_SUNDAY,
442         2*HOUR, DateTimeRule::WALL_TIME); // Last Sunday in October, at 2AM wall time
443     tzr = new AnnualTimeZoneRule("EST", -5*HOUR /*rawOffset*/, 0 /*dstSavings*/, dtr, 1967, 2006);
444     rbtz->addTransitionRule(tzr, status);
445     if (U_FAILURE(status)) {
446         errln("FAIL: couldn't add AnnualTimeZoneRule 1.");
447     }
448 
449     dtr = new DateTimeRule(UCAL_NOVEMBER, 1, UCAL_SUNDAY,
450         true, 2*HOUR, DateTimeRule::WALL_TIME); // SUN>=1 in November, at 2AM wall time
451     tzr = new AnnualTimeZoneRule("EST", -5*HOUR, 0, dtr, 2007, AnnualTimeZoneRule::MAX_YEAR);
452     rbtz->addTransitionRule(tzr, status);
453     if (U_FAILURE(status)) {
454         errln("FAIL: couldn't add AnnualTimeZoneRule 2.");
455     }
456 
457     // Daylight saving time
458     dtr = new DateTimeRule(UCAL_APRIL, -1, UCAL_SUNDAY,
459         2*HOUR, DateTimeRule::WALL_TIME); // Last Sunday in April, at 2AM wall time
460     tzr = new AnnualTimeZoneRule("EDT", -5*HOUR, 1*HOUR, dtr, 1967, 1973);
461     rbtz->addTransitionRule(tzr, status);
462     if (U_FAILURE(status)) {
463         errln("FAIL: couldn't add AnnualTimeZoneRule 3.");
464     }
465 
466     dtr = new DateTimeRule(UCAL_JANUARY, 6,
467         2*HOUR, DateTimeRule::WALL_TIME); // January 6, at 2AM wall time
468     tzr = new AnnualTimeZoneRule("EDT", -5*HOUR, 1*HOUR, dtr, 1974, 1974);
469     rbtz->addTransitionRule(tzr, status);
470     if (U_FAILURE(status)) {
471         errln("FAIL: couldn't add AnnualTimeZoneRule 4.");
472     }
473 
474     dtr = new DateTimeRule(UCAL_FEBRUARY, 23,
475         2*HOUR, DateTimeRule::WALL_TIME); // February 23, at 2AM wall time
476     tzr = new AnnualTimeZoneRule("EDT", -5*HOUR, 1*HOUR, dtr, 1975, 1975);
477     rbtz->addTransitionRule(tzr, status);
478     if (U_FAILURE(status)) {
479         errln("FAIL: couldn't add AnnualTimeZoneRule 5.");
480     }
481 
482     dtr = new DateTimeRule(UCAL_APRIL, -1, UCAL_SUNDAY,
483         2*HOUR, DateTimeRule::WALL_TIME); // Last Sunday in April, at 2AM wall time
484     tzr = new AnnualTimeZoneRule("EDT", -5*HOUR, 1*HOUR, dtr, 1976, 1986);
485     rbtz->addTransitionRule(tzr, status);
486     if (U_FAILURE(status)) {
487         errln("FAIL: couldn't add AnnualTimeZoneRule 6.");
488     }
489 
490     dtr = new DateTimeRule(UCAL_APRIL, 1, UCAL_SUNDAY,
491         true, 2*HOUR, DateTimeRule::WALL_TIME); // SUN>=1 in April, at 2AM wall time
492     tzr = new AnnualTimeZoneRule("EDT", -5*HOUR, 1*HOUR, dtr, 1987, 2006);
493     rbtz->addTransitionRule(tzr, status);
494     if (U_FAILURE(status)) {
495         errln("FAIL: couldn't add AnnualTimeZoneRule 7.");
496     }
497 
498     dtr = new DateTimeRule(UCAL_MARCH, 8, UCAL_SUNDAY,
499         true, 2*HOUR, DateTimeRule::WALL_TIME); // SUN>=8 in March, at 2AM wall time
500     tzr = new AnnualTimeZoneRule("EDT", -5*HOUR, 1*HOUR, dtr, 2007, AnnualTimeZoneRule::MAX_YEAR);
501     rbtz->addTransitionRule(tzr, status);
502     if (U_FAILURE(status)) {
503         errln("FAIL: couldn't add AnnualTimeZoneRule 7.");
504     }
505 
506     rbtz->complete(status);
507     if (U_FAILURE(status)) {
508         errln("FAIL: couldn't complete RBTZ.");
509     }
510 
511     // hasEquivalentTransitions
512     UDate jan1_1950 = getUTCMillis(1950, UCAL_JANUARY, 1);
513     UDate jan1_1967 = getUTCMillis(1971, UCAL_JANUARY, 1);
514     UDate jan1_2010 = getUTCMillis(2010, UCAL_JANUARY, 1);
515 
516     if (!ny->hasEquivalentTransitions(*rbtz, jan1_1967, jan1_2010, true, status)) {
517         dataerrln("FAIL: The RBTZ must be equivalent to America/New_York between 1967 and 2010");
518     }
519     if (U_FAILURE(status)) {
520         errln("FAIL: error returned from hasEquivalentTransitions for ny/rbtz 1967-2010");
521     }
522     if (ny->hasEquivalentTransitions(*rbtz, jan1_1950, jan1_2010, true, status)) {
523         errln("FAIL: The RBTZ must not be equivalent to America/New_York between 1950 and 2010");
524     }
525     if (U_FAILURE(status)) {
526         errln("FAIL: error returned from hasEquivalentTransitions for ny/rbtz 1950-2010");
527     }
528 
529     // Same with above, but calling RBTZ#hasEquivalentTransitions against OlsonTimeZone
530     if (!rbtz->hasEquivalentTransitions(*ny, jan1_1967, jan1_2010, true, status)) {
531         dataerrln("FAIL: The RBTZ must be equivalent to America/New_York between 1967 and 2010 ");
532     }
533     if (U_FAILURE(status)) {
534         errln("FAIL: error returned from hasEquivalentTransitions for rbtz/ny 1967-2010");
535     }
536     if (rbtz->hasEquivalentTransitions(*ny, jan1_1950, jan1_2010, true, status)) {
537         errln("FAIL: The RBTZ must not be equivalent to America/New_York between 1950 and 2010");
538     }
539     if (U_FAILURE(status)) {
540         errln("FAIL: error returned from hasEquivalentTransitions for rbtz/ny 1950-2010");
541     }
542 
543     // TimeZone APIs
544     if (ny->hasSameRules(*rbtz) || rbtz->hasSameRules(*ny)) {
545         errln("FAIL: hasSameRules must return false");
546     }
547     RuleBasedTimeZone *rbtzc = rbtz->clone();
548     if (!rbtz->hasSameRules(*rbtzc) || !rbtz->hasEquivalentTransitions(*rbtzc, jan1_1950, jan1_2010, true, status)) {
549         errln("FAIL: hasSameRules/hasEquivalentTransitions must return true for cloned RBTZs");
550     }
551     if (U_FAILURE(status)) {
552         errln("FAIL: error returned from hasEquivalentTransitions for rbtz/rbtzc 1950-2010");
553     }
554 
555     UDate times[] = {
556         getUTCMillis(2006, UCAL_MARCH, 15),
557         getUTCMillis(2006, UCAL_NOVEMBER, 1),
558         getUTCMillis(2007, UCAL_MARCH, 15),
559         getUTCMillis(2007, UCAL_NOVEMBER, 1),
560         getUTCMillis(2008, UCAL_MARCH, 15),
561         getUTCMillis(2008, UCAL_NOVEMBER, 1),
562         0
563     };
564     int32_t offset1, dst1;
565     int32_t offset2, dst2;
566 
567     for (int i = 0; times[i] != 0; i++) {
568         // Check getOffset - must return the same results for these time data
569         rbtz->getOffset(times[i], false, offset1, dst1, status);
570         if (U_FAILURE(status)) {
571             errln("FAIL: rbtz->getOffset failed");
572         }
573         ny->getOffset(times[i], false, offset2, dst2, status);
574         if (U_FAILURE(status)) {
575             errln("FAIL: ny->getOffset failed");
576         }
577         if (offset1 != offset2 || dst1 != dst2) {
578             dataerrln("FAIL: Incompatible time zone offset/dstSavings for ny and rbtz");
579         }
580 
581         // Check inDaylightTime
582         if (rbtz->inDaylightTime(times[i], status) != ny->inDaylightTime(times[i], status)) {
583             dataerrln("FAIL: Incompatible daylight saving time for ny and rbtz");
584         }
585         if (U_FAILURE(status)) {
586             errln("FAIL: inDaylightTime failed");
587         }
588     }
589 
590     delete ny;
591     delete rbtz;
592     delete rbtzc;
593 }
594 
595 /*
596  * Check if transitions returned by getNextTransition/getPreviousTransition
597  * are actual time transitions.
598  */
599 void
TestOlsonTransition(void)600 TimeZoneRuleTest::TestOlsonTransition(void) {
601 
602     const int32_t TESTYEARS[][2] = {
603         {1895, 1905}, // including int32 minimum second
604         {1965, 1975}, // including the epoch
605         {1995, 2015}, // practical year range
606         {0,0}
607     };
608 
609     UErrorCode status = U_ZERO_ERROR;
610     TestZIDEnumeration tzenum(!quick);
611     while (true) {
612         const UnicodeString *tzid = tzenum.snext(status);
613         if (tzid == NULL) {
614             break;
615         }
616         if (U_FAILURE(status)) {
617             errln("FAIL: error returned while enumerating timezone IDs.");
618             break;
619         }
620         BasicTimeZone *tz = (BasicTimeZone*)TimeZone::createTimeZone(*tzid);
621         for (int32_t i = 0; TESTYEARS[i][0] != 0 || TESTYEARS[i][1] != 0; i++) {
622             UDate lo = getUTCMillis(TESTYEARS[i][0], UCAL_JANUARY, 1);
623             UDate hi = getUTCMillis(TESTYEARS[i][1], UCAL_JANUARY, 1);
624             verifyTransitions(*tz, lo, hi);
625         }
626         delete tz;
627     }
628 }
629 
630 /*
631  * Check if an OlsonTimeZone and its equivalent RBTZ have the exact same
632  * transitions.
633  */
634 void
TestRBTZTransition(void)635 TimeZoneRuleTest::TestRBTZTransition(void) {
636     const int32_t STARTYEARS[] = {
637         1900,
638         1960,
639         1990,
640         2010,
641         0
642     };
643 
644     UErrorCode status = U_ZERO_ERROR;
645     TestZIDEnumeration tzenum(!quick);
646     while (true) {
647         const UnicodeString *tzid = tzenum.snext(status);
648         if (tzid == NULL) {
649             break;
650         }
651         if (U_FAILURE(status)) {
652             errln("FAIL: error returned while enumerating timezone IDs.");
653             break;
654         }
655         BasicTimeZone *tz = (BasicTimeZone*)TimeZone::createTimeZone(*tzid);
656         int32_t ruleCount = tz->countTransitionRules(status);
657 
658         const InitialTimeZoneRule *initial;
659         const TimeZoneRule **trsrules = new const TimeZoneRule*[ruleCount];
660         tz->getTimeZoneRules(initial, trsrules, ruleCount, status);
661         if (U_FAILURE(status)) {
662             errln((UnicodeString)"FAIL: failed to get the TimeZoneRules from time zone " + *tzid);
663         }
664         RuleBasedTimeZone *rbtz = new RuleBasedTimeZone(*tzid, initial->clone());
665         if (U_FAILURE(status)) {
666             errln((UnicodeString)"FAIL: failed to get the transition rule count from time zone " + *tzid);
667         }
668         for (int32_t i = 0; i < ruleCount; i++) {
669             rbtz->addTransitionRule(trsrules[i]->clone(), status);
670             if (U_FAILURE(status)) {
671                 errln((UnicodeString)"FAIL: failed to add a transition rule at index " + i + " to the RBTZ for " + *tzid);
672             }
673         }
674         rbtz->complete(status);
675         if (U_FAILURE(status)) {
676             errln((UnicodeString)"FAIL: complete() failed for the RBTZ for " + *tzid);
677         }
678 
679         for (int32_t idx = 0; STARTYEARS[idx] != 0; idx++) {
680             UDate start = getUTCMillis(STARTYEARS[idx], UCAL_JANUARY, 1);
681             UDate until = getUTCMillis(STARTYEARS[idx] + 20, UCAL_JANUARY, 1);
682             // Compare the original OlsonTimeZone with the RBTZ starting the startTime for 20 years
683 
684             // Ascending
685             compareTransitionsAscending(*tz, *rbtz, start, until, false);
686             // Ascending/inclusive
687             compareTransitionsAscending(*tz, *rbtz, start + 1, until, true);
688             // Descending
689             compareTransitionsDescending(*tz, *rbtz, start, until, false);
690             // Descending/inclusive
691             compareTransitionsDescending(*tz, *rbtz, start + 1, until, true);
692         }
693         delete [] trsrules;
694         delete rbtz;
695         delete tz;
696     }
697 }
698 
699 void
TestHasEquivalentTransitions(void)700 TimeZoneRuleTest::TestHasEquivalentTransitions(void) {
701     // America/New_York and America/Indiana/Indianapolis are equivalent
702     // since 2006
703     UErrorCode status = U_ZERO_ERROR;
704     BasicTimeZone *newyork = (BasicTimeZone*)TimeZone::createTimeZone("America/New_York");
705     BasicTimeZone *indianapolis = (BasicTimeZone*)TimeZone::createTimeZone("America/Indiana/Indianapolis");
706     BasicTimeZone *gmt_5 = (BasicTimeZone*)TimeZone::createTimeZone("Etc/GMT+5");
707 
708     UDate jan1_1971 = getUTCMillis(1971, UCAL_JANUARY, 1);
709     UDate jan1_2005 = getUTCMillis(2005, UCAL_JANUARY, 1);
710     UDate jan1_2006 = getUTCMillis(2006, UCAL_JANUARY, 1);
711     UDate jan1_2007 = getUTCMillis(2007, UCAL_JANUARY, 1);
712     UDate jan1_2011 = getUTCMillis(2010, UCAL_JANUARY, 1);
713 
714     if (newyork->hasEquivalentTransitions(*indianapolis, jan1_2005, jan1_2011, true, status)) {
715         dataerrln("FAIL: New_York is not equivalent to Indianapolis between 2005 and 2010");
716     }
717     if (U_FAILURE(status)) {
718         errln("FAIL: error status is returned from hasEquivalentTransition");
719     }
720     if (!newyork->hasEquivalentTransitions(*indianapolis, jan1_2006, jan1_2011, true, status)) {
721         errln("FAIL: New_York is equivalent to Indianapolis between 2006 and 2010");
722     }
723     if (U_FAILURE(status)) {
724         errln("FAIL: error status is returned from hasEquivalentTransition");
725     }
726 
727     if (!indianapolis->hasEquivalentTransitions(*gmt_5, jan1_1971, jan1_2006, true, status)) {
728         errln("FAIL: Indianapolis is equivalent to GMT+5 between 1971 and 2005");
729     }
730     if (U_FAILURE(status)) {
731         errln("FAIL: error status is returned from hasEquivalentTransition");
732     }
733     if (indianapolis->hasEquivalentTransitions(*gmt_5, jan1_1971, jan1_2007, true, status)) {
734         dataerrln("FAIL: Indianapolis is not equivalent to GMT+5 between 1971 and 2006");
735     }
736     if (U_FAILURE(status)) {
737         errln("FAIL: error status is returned from hasEquivalentTransition");
738     }
739 
740     // Cloned TimeZone
741     BasicTimeZone *newyork2 = newyork->clone();
742     if (!newyork->hasEquivalentTransitions(*newyork2, jan1_1971, jan1_2011, false, status)) {
743         errln("FAIL: Cloned TimeZone must have the same transitions");
744     }
745     if (U_FAILURE(status)) {
746         errln("FAIL: error status is returned from hasEquivalentTransition for newyork/newyork2");
747     }
748     if (!newyork->hasEquivalentTransitions(*newyork2, jan1_1971, jan1_2011, true, status)) {
749         errln("FAIL: Cloned TimeZone must have the same transitions");
750     }
751     if (U_FAILURE(status)) {
752         errln("FAIL: error status is returned from hasEquivalentTransition for newyork/newyork2");
753     }
754 
755     // America/New_York and America/Los_Angeles has same DST start rules, but
756     // raw offsets are different
757     BasicTimeZone *losangeles = (BasicTimeZone*)TimeZone::createTimeZone("America/Los_Angeles");
758     if (newyork->hasEquivalentTransitions(*losangeles, jan1_2006, jan1_2011, true, status)) {
759         dataerrln("FAIL: New_York is not equivalent to Los Angeles, but returned true");
760     }
761     if (U_FAILURE(status)) {
762         errln("FAIL: error status is returned from hasEquivalentTransition for newyork/losangeles");
763     }
764 
765     delete newyork;
766     delete newyork2;
767     delete indianapolis;
768     delete gmt_5;
769     delete losangeles;
770 }
771 
772 /*
773  * Write out time zone rules of OlsonTimeZone into VTIMEZONE format, create a new
774  * VTimeZone from the VTIMEZONE data, then compare transitions
775  */
776 void
TestVTimeZoneRoundTrip(void)777 TimeZoneRuleTest::TestVTimeZoneRoundTrip(void) {
778     UDate startTime = getUTCMillis(1850, UCAL_JANUARY, 1);
779     UDate endTime = getUTCMillis(2050, UCAL_JANUARY, 1);
780 
781     UErrorCode status = U_ZERO_ERROR;
782     TestZIDEnumeration tzenum(!quick);
783     while (true) {
784         const UnicodeString *tzid = tzenum.snext(status);
785         if (tzid == NULL) {
786             break;
787         }
788         if (U_FAILURE(status)) {
789             errln("FAIL: error returned while enumerating timezone IDs.");
790             break;
791         }
792         BasicTimeZone *tz = (BasicTimeZone*)TimeZone::createTimeZone(*tzid);
793         VTimeZone *vtz_org = VTimeZone::createVTimeZoneByID(*tzid);
794         vtz_org->setTZURL("http://source.icu-project.org/timezone");
795         vtz_org->setLastModified(Calendar::getNow());
796         VTimeZone *vtz_new = NULL;
797         UnicodeString vtzdata;
798         // Write out VTIMEZONE data
799         vtz_org->write(vtzdata, status);
800         if (U_FAILURE(status)) {
801             errln((UnicodeString)"FAIL: error returned while writing time zone rules for " +
802                 *tzid + " into VTIMEZONE format.");
803         } else {
804             // Read VTIMEZONE data
805             vtz_new = VTimeZone::createVTimeZone(vtzdata, status);
806             if (U_FAILURE(status)) {
807                 errln((UnicodeString)"FAIL: error returned while reading VTIMEZONE data for " + *tzid);
808             } else {
809                 // Write out VTIMEZONE one more time
810                 UnicodeString vtzdata1;
811                 vtz_new->write(vtzdata1, status);
812                 if (U_FAILURE(status)) {
813                     errln((UnicodeString)"FAIL: error returned while writing time zone rules for " +
814                         *tzid + "(vtz_new) into VTIMEZONE format.");
815                 } else {
816                     // Make sure VTIMEZONE data is exactly same with the first one
817                     if (vtzdata != vtzdata1) {
818                         errln((UnicodeString)"FAIL: different VTIMEZONE data after round trip for " + *tzid);
819                     }
820                 }
821                 // Check equivalency after the first transition.
822                 // The DST information before the first transition might be lost
823                 // because there is no good way to represent the initial time with
824                 // VTIMEZONE.
825                 int32_t raw1, raw2, dst1, dst2;
826                 tz->getOffset(startTime, false, raw1, dst1, status);
827                 vtz_new->getOffset(startTime, false, raw2, dst2, status);
828                 if (U_FAILURE(status)) {
829                     errln("FAIL: error status is returned from getOffset");
830                 } else {
831                     if (raw1 + dst1 != raw2 + dst2) {
832                         errln("FAIL: VTimeZone for " + *tzid +
833                             " is not equivalent to its OlsonTimeZone corresponding at "
834                             + dateToString(startTime));
835                     }
836                     TimeZoneTransition trans;
837                     UBool avail = tz->getNextTransition(startTime, false, trans);
838                     if (avail) {
839                         if (!vtz_new->hasEquivalentTransitions(*tz, trans.getTime(),
840                                 endTime, true, status)) {
841                             int32_t maxDelta = 1000;
842                             if (!hasEquivalentTransitions(*vtz_new, *tz, trans.getTime() + maxDelta,
843                                 endTime, true, maxDelta, status)) {
844                                 errln("FAIL: VTimeZone for " + *tzid +
845                                     " is not equivalent to its OlsonTimeZone corresponding.");
846                             } else {
847                                 logln("VTimeZone for " + *tzid +
848                                     "  differs from its OlsonTimeZone corresponding with maximum transition time delta - " + maxDelta);
849                             }
850                         }
851                         if (U_FAILURE(status)) {
852                             errln("FAIL: error status is returned from hasEquivalentTransition");
853                         }
854                     }
855                 }
856             }
857             if (vtz_new != NULL) {
858                 delete vtz_new;
859                 vtz_new = NULL;
860             }
861         }
862         delete tz;
863         delete vtz_org;
864     }
865 }
866 
867 /*
868  * Write out time zone rules of OlsonTimeZone after a cutover date into VTIMEZONE format,
869  * create a new VTimeZone from the VTIMEZONE data, then compare transitions
870  */
871 void
TestVTimeZoneRoundTripPartial(void)872 TimeZoneRuleTest::TestVTimeZoneRoundTripPartial(void) {
873     const int32_t STARTYEARS[] = {
874         1900,
875         1950,
876         2020,
877         0
878     };
879     UDate endTime = getUTCMillis(2050, UCAL_JANUARY, 1);
880 
881     UErrorCode status = U_ZERO_ERROR;
882     TestZIDEnumeration tzenum(!quick);
883     while (true) {
884         const UnicodeString *tzid = tzenum.snext(status);
885         if (tzid == NULL) {
886             break;
887         }
888         if (U_FAILURE(status)) {
889             errln("FAIL: error returned while enumerating timezone IDs.");
890             break;
891         }
892         BasicTimeZone *tz = (BasicTimeZone*)TimeZone::createTimeZone(*tzid);
893         VTimeZone *vtz_org = VTimeZone::createVTimeZoneByID(*tzid);
894         VTimeZone *vtz_new = NULL;
895         UnicodeString vtzdata;
896 
897         for (int32_t i = 0; STARTYEARS[i] != 0; i++) {
898             // Write out VTIMEZONE
899             UDate startTime = getUTCMillis(STARTYEARS[i], UCAL_JANUARY, 1);
900             vtz_org->write(startTime, vtzdata, status);
901             if (U_FAILURE(status)) {
902                 errln((UnicodeString)"FAIL: error returned while writing time zone rules for " +
903                     *tzid + " into VTIMEZONE format since " + dateToString(startTime));
904             } else {
905                 // Read VTIMEZONE data
906                 vtz_new = VTimeZone::createVTimeZone(vtzdata, status);
907                 if (U_FAILURE(status)) {
908                     errln((UnicodeString)"FAIL: error returned while reading VTIMEZONE data for " + *tzid
909                         + " since " + dateToString(startTime));
910                 } else {
911                     // Check equivalency after the first transition.
912                     // The DST information before the first transition might be lost
913                     // because there is no good way to represent the initial time with
914                     // VTIMEZONE.
915                     int32_t raw1, raw2, dst1, dst2;
916                     tz->getOffset(startTime, false, raw1, dst1, status);
917                     vtz_new->getOffset(startTime, false, raw2, dst2, status);
918                     if (U_FAILURE(status)) {
919                         errln("FAIL: error status is returned from getOffset");
920                     } else {
921                         if (raw1 + dst1 != raw2 + dst2) {
922                             errln("FAIL: VTimeZone for " + *tzid +
923                                 " is not equivalent to its OlsonTimeZone corresponding at "
924                                 + dateToString(startTime));
925                         }
926                         TimeZoneTransition trans;
927                         UBool avail = tz->getNextTransition(startTime, false, trans);
928                         if (avail) {
929                             if (!vtz_new->hasEquivalentTransitions(*tz, trans.getTime(),
930                                     endTime, true, status)) {
931                                 int32_t maxDelta = 1000;
932                                 if (!hasEquivalentTransitions(*vtz_new, *tz, trans.getTime() + maxDelta,
933                                     endTime, true, maxDelta, status)) {
934                                     errln("FAIL: VTimeZone for " + *tzid +
935                                         " is not equivalent to its OlsonTimeZone corresponding.");
936                                 } else {
937                                     logln("VTimeZone for " + *tzid +
938                                         "  differs from its OlsonTimeZone corresponding with maximum transition time delta - " + maxDelta);
939                                 }
940 
941                             }
942                             if (U_FAILURE(status)) {
943                                 errln("FAIL: error status is returned from hasEquivalentTransition");
944                             }
945                         }
946                     }
947                 }
948             }
949             if (vtz_new != NULL) {
950                 delete vtz_new;
951                 vtz_new = NULL;
952             }
953         }
954         delete tz;
955         delete vtz_org;
956     }
957 }
958 
959 /*
960  * Write out simple time zone rules from an OlsonTimeZone at various time into VTIMEZONE
961  * format and create a new VTimeZone from the VTIMEZONE data, then make sure the raw offset
962  * and DST savings are same in these two time zones.
963  */
964 void
TestVTimeZoneSimpleWrite(void)965 TimeZoneRuleTest::TestVTimeZoneSimpleWrite(void) {
966     const int32_t TESTDATES[][3] = {
967         {2006,  UCAL_JANUARY,   1},
968         {2006,  UCAL_MARCH,     15},
969         {2006,  UCAL_MARCH,     31},
970         {2006,  UCAL_OCTOBER,   25},
971         {2006,  UCAL_NOVEMBER,  1},
972         {2006,  UCAL_NOVEMBER,  5},
973         {2007,  UCAL_JANUARY,   1},
974         {0,     0,              0}
975     };
976 
977     UErrorCode status = U_ZERO_ERROR;
978     TestZIDEnumeration tzenum(!quick);
979     while (true) {
980         const UnicodeString *tzid = tzenum.snext(status);
981         if (tzid == NULL) {
982             break;
983         }
984         if (U_FAILURE(status)) {
985             errln("FAIL: error returned while enumerating timezone IDs.");
986             break;
987         }
988         VTimeZone *vtz_org = VTimeZone::createVTimeZoneByID(*tzid);
989         VTimeZone *vtz_new = NULL;
990         UnicodeString vtzdata;
991 
992         for (int32_t i = 0; TESTDATES[i][0] != 0; i++) {
993             // Write out VTIMEZONE
994             UDate time = getUTCMillis(TESTDATES[i][0], TESTDATES[i][1], TESTDATES[i][2]);
995             vtz_org->writeSimple(time, vtzdata, status);
996             if (U_FAILURE(status)) {
997                 errln((UnicodeString)"FAIL: error returned while writing simple time zone rules for " +
998                     *tzid + " into VTIMEZONE format at " + dateToString(time));
999             } else {
1000                 // Read VTIMEZONE data
1001                 vtz_new = VTimeZone::createVTimeZone(vtzdata, status);
1002                 if (U_FAILURE(status)) {
1003                     errln((UnicodeString)"FAIL: error returned while reading simple VTIMEZONE data for " + *tzid
1004                         + " at " + dateToString(time));
1005                 } else {
1006                     // Check equivalency
1007                     int32_t raw0, dst0;
1008                     int32_t raw1, dst1;
1009                     vtz_org->getOffset(time, false, raw0, dst0, status);
1010                     vtz_new->getOffset(time, false, raw1, dst1, status);
1011                     if (U_SUCCESS(status)) {
1012                         if (raw0 != raw1 || dst0 != dst1) {
1013                             errln("FAIL: VTimeZone writeSimple for " + *tzid + " at "
1014                                 + dateToString(time) + " failed to the round trip.");
1015                         }
1016                     } else {
1017                         errln("FAIL: getOffset returns error status");
1018                     }
1019                 }
1020             }
1021             if (vtz_new != NULL) {
1022                 delete vtz_new;
1023                 vtz_new = NULL;
1024             }
1025         }
1026         delete vtz_org;
1027     }
1028 }
1029 
1030 /*
1031  * Write out time zone rules of OlsonTimeZone into VTIMEZONE format with RFC2445 header TZURL and
1032  * LAST-MODIFIED, create a new VTimeZone from the VTIMEZONE data to see if the headers are preserved.
1033  */
1034 void
TestVTimeZoneHeaderProps(void)1035 TimeZoneRuleTest::TestVTimeZoneHeaderProps(void) {
1036     const UnicodeString TESTURL1("http://source.icu-project.org");
1037     const UnicodeString TESTURL2("http://www.ibm.com");
1038 
1039     UErrorCode status = U_ZERO_ERROR;
1040     UnicodeString tzurl;
1041     UDate lmod;
1042     UDate lastmod = getUTCMillis(2007, UCAL_JUNE, 1);
1043     VTimeZone *vtz = VTimeZone::createVTimeZoneByID("America/Chicago");
1044     vtz->setTZURL(TESTURL1);
1045     vtz->setLastModified(lastmod);
1046 
1047     // Roundtrip conversion
1048     UnicodeString vtzdata;
1049     vtz->write(vtzdata, status);
1050     VTimeZone *newvtz1 = NULL;
1051     if (U_FAILURE(status)) {
1052         errln("FAIL: error returned while writing VTIMEZONE data 1");
1053         return;
1054     }
1055     // Create a new one
1056     newvtz1 = VTimeZone::createVTimeZone(vtzdata, status);
1057     if (U_FAILURE(status)) {
1058         errln("FAIL: error returned while loading VTIMEZONE data 1");
1059     } else {
1060         // Check if TZURL and LAST-MODIFIED properties are preserved
1061         newvtz1->getTZURL(tzurl);
1062         if (tzurl != TESTURL1) {
1063             errln("FAIL: TZURL 1 was not preserved");
1064         }
1065         vtz->getLastModified(lmod);
1066         if (lastmod != lmod) {
1067             errln("FAIL: LAST-MODIFIED was not preserved");
1068         }
1069     }
1070 
1071     if (U_SUCCESS(status)) {
1072         // Set different tzurl
1073         newvtz1->setTZURL(TESTURL2);
1074 
1075         // Second roundtrip, with a cutover
1076         newvtz1->write(vtzdata, status);
1077         if (U_FAILURE(status)) {
1078             errln("FAIL: error returned while writing VTIMEZONE data 2");
1079         } else {
1080             VTimeZone *newvtz2 = VTimeZone::createVTimeZone(vtzdata, status);
1081             if (U_FAILURE(status)) {
1082                 errln("FAIL: error returned while loading VTIMEZONE data 2");
1083             } else {
1084                 // Check if TZURL and LAST-MODIFIED properties are preserved
1085                 newvtz2->getTZURL(tzurl);
1086                 if (tzurl != TESTURL2) {
1087                     errln("FAIL: TZURL was not preserved in the second roundtrip");
1088                 }
1089                 vtz->getLastModified(lmod);
1090                 if (lastmod != lmod) {
1091                     errln("FAIL: LAST-MODIFIED was not preserved in the second roundtrip");
1092                 }
1093             }
1094             delete newvtz2;
1095         }
1096     }
1097     delete newvtz1;
1098     delete vtz;
1099 }
1100 
1101 /*
1102  * Extract simple rules from an OlsonTimeZone and make sure the rule format matches
1103  * the expected format.
1104  */
1105 void
TestGetSimpleRules(void)1106 TimeZoneRuleTest::TestGetSimpleRules(void) {
1107     UDate testTimes[] = {
1108         getUTCMillis(1970, UCAL_JANUARY, 1),
1109         getUTCMillis(2000, UCAL_MARCH, 31),
1110         getUTCMillis(2005, UCAL_JULY, 1),
1111         getUTCMillis(2010, UCAL_NOVEMBER, 1),
1112     };
1113     int32_t numTimes = UPRV_LENGTHOF(testTimes);
1114     UErrorCode status = U_ZERO_ERROR;
1115     TestZIDEnumeration tzenum(!quick);
1116     InitialTimeZoneRule *initial;
1117     AnnualTimeZoneRule *std, *dst;
1118     for (int32_t i = 0; i < numTimes ; i++) {
1119         while (true) {
1120             const UnicodeString *tzid = tzenum.snext(status);
1121             if (tzid == NULL) {
1122                 break;
1123             }
1124             if (U_FAILURE(status)) {
1125                 errln("FAIL: error returned while enumerating timezone IDs.");
1126                 break;
1127             }
1128             BasicTimeZone *tz = (BasicTimeZone*)TimeZone::createTimeZone(*tzid);
1129             initial = NULL;
1130             std = dst = NULL;
1131             tz->getSimpleRulesNear(testTimes[i], initial, std, dst, status);
1132             if (U_FAILURE(status)) {
1133                 errln("FAIL: getSimpleRules failed.");
1134                 break;
1135             }
1136             if (initial == NULL) {
1137                 errln("FAIL: initial rule must not be NULL");
1138                 break;
1139             } else if (!((std == NULL && dst == NULL) || (std != NULL && dst != NULL))) {
1140                 errln("FAIL: invalid std/dst pair.");
1141                 break;
1142             }
1143             if (std != NULL) {
1144                 const DateTimeRule *dtr = std->getRule();
1145                 if (dtr->getDateRuleType() != DateTimeRule::DOW) {
1146                     errln("FAIL: simple std rull must use DateTimeRule::DOW as date rule.");
1147                     break;
1148                 }
1149                 if (dtr->getTimeRuleType() != DateTimeRule::WALL_TIME) {
1150                     errln("FAIL: simple std rull must use DateTimeRule::WALL_TIME as time rule.");
1151                     break;
1152                 }
1153                 dtr = dst->getRule();
1154                 if (dtr->getDateRuleType() != DateTimeRule::DOW) {
1155                     errln("FAIL: simple dst rull must use DateTimeRule::DOW as date rule.");
1156                     break;
1157                 }
1158                 if (dtr->getTimeRuleType() != DateTimeRule::WALL_TIME) {
1159                     errln("FAIL: simple dst rull must use DateTimeRule::WALL_TIME as time rule.");
1160                     break;
1161                 }
1162             }
1163             // Create an RBTZ from the rules and compare the offsets at the date
1164             RuleBasedTimeZone *rbtz = new RuleBasedTimeZone(*tzid, initial);
1165             if (std != NULL) {
1166                 rbtz->addTransitionRule(std, status);
1167                 if (U_FAILURE(status)) {
1168                     errln("FAIL: couldn't add std rule.");
1169                 }
1170                 rbtz->addTransitionRule(dst, status);
1171                 if (U_FAILURE(status)) {
1172                     errln("FAIL: couldn't add dst rule.");
1173                 }
1174             }
1175             rbtz->complete(status);
1176             if (U_FAILURE(status)) {
1177                 errln("FAIL: couldn't complete rbtz for " + *tzid);
1178             }
1179 
1180             int32_t raw0, dst0, raw1, dst1;
1181             tz->getOffset(testTimes[i], false, raw0, dst0, status);
1182             if (U_FAILURE(status)) {
1183                 errln("FAIL: couldn't get offsets from tz for " + *tzid);
1184             }
1185             rbtz->getOffset(testTimes[i], false, raw1, dst1, status);
1186             if (U_FAILURE(status)) {
1187                 errln("FAIL: couldn't get offsets from rbtz for " + *tzid);
1188             }
1189             if (raw0 != raw1 || dst0 != dst1) {
1190                 errln("FAIL: rbtz created by simple rule does not match the original tz for tzid " + *tzid);
1191             }
1192             delete rbtz;
1193             delete tz;
1194         }
1195     }
1196 }
1197 
1198 /*
1199  * API coverage tests for TimeZoneRule
1200  */
1201 void
TestTimeZoneRuleCoverage(void)1202 TimeZoneRuleTest::TestTimeZoneRuleCoverage(void) {
1203     UDate time1 = getUTCMillis(2005, UCAL_JULY, 4);
1204     UDate time2 = getUTCMillis(2015, UCAL_JULY, 4);
1205     UDate time3 = getUTCMillis(1950, UCAL_JULY, 4);
1206 
1207     DateTimeRule *dtr1 = new DateTimeRule(UCAL_FEBRUARY, 29, UCAL_SUNDAY, false,
1208             3*HOUR, DateTimeRule::WALL_TIME); // Last Sunday on or before Feb 29, at 3 AM, wall time
1209     DateTimeRule *dtr2 = new DateTimeRule(UCAL_MARCH, 11, 2*HOUR,
1210             DateTimeRule::STANDARD_TIME); // Mar 11, at 2 AM, standard time
1211     DateTimeRule *dtr3 = new DateTimeRule(UCAL_OCTOBER, -1, UCAL_SATURDAY,
1212             6*HOUR, DateTimeRule::UTC_TIME); //Last Saturday in Oct, at 6 AM, UTC
1213     DateTimeRule *dtr4 = new DateTimeRule(UCAL_MARCH, 8, UCAL_SUNDAY, true,
1214             2*HOUR, DateTimeRule::WALL_TIME); // First Sunday on or after Mar 8, at 2 AM, wall time
1215 
1216     AnnualTimeZoneRule *a1 = new AnnualTimeZoneRule("a1", -3*HOUR, 1*HOUR, *dtr1,
1217             2000, AnnualTimeZoneRule::MAX_YEAR);
1218     AnnualTimeZoneRule *a2 = new AnnualTimeZoneRule("a2", -3*HOUR, 1*HOUR, *dtr1,
1219             2000, AnnualTimeZoneRule::MAX_YEAR);
1220     AnnualTimeZoneRule *a3 = new AnnualTimeZoneRule("a3", -3*HOUR, 1*HOUR, *dtr1,
1221             2000, 2010);
1222 
1223     InitialTimeZoneRule *i1 = new InitialTimeZoneRule("i1", -3*HOUR, 0);
1224     InitialTimeZoneRule *i2 = new InitialTimeZoneRule("i2", -3*HOUR, 0);
1225     InitialTimeZoneRule *i3 = new InitialTimeZoneRule("i3", -3*HOUR, 1*HOUR);
1226 
1227     UDate trtimes1[] = {0.0};
1228     UDate trtimes2[] = {0.0, 10000000.0};
1229 
1230     TimeArrayTimeZoneRule *t1 = new TimeArrayTimeZoneRule("t1", -3*HOUR, 0, trtimes1, 1, DateTimeRule::UTC_TIME);
1231     TimeArrayTimeZoneRule *t2 = new TimeArrayTimeZoneRule("t2", -3*HOUR, 0, trtimes1, 1, DateTimeRule::UTC_TIME);
1232     TimeArrayTimeZoneRule *t3 = new TimeArrayTimeZoneRule("t3", -3*HOUR, 0, trtimes2, 2, DateTimeRule::UTC_TIME);
1233     TimeArrayTimeZoneRule *t4 = new TimeArrayTimeZoneRule("t4", -3*HOUR, 0, trtimes1, 1, DateTimeRule::STANDARD_TIME);
1234     TimeArrayTimeZoneRule *t5 = new TimeArrayTimeZoneRule("t5", -4*HOUR, 1*HOUR, trtimes1, 1, DateTimeRule::WALL_TIME);
1235 
1236     // DateTimeRule::operator=/clone
1237     DateTimeRule dtr0(UCAL_MAY, 31, 2*HOUR, DateTimeRule::WALL_TIME);
1238     if (dtr0 == *dtr1 || !(dtr0 != *dtr1)) {
1239         errln("FAIL: DateTimeRule dtr0 is not equal to dtr1, but got wrong result");
1240     }
1241     dtr0 = *dtr1;
1242     if (dtr0 != *dtr1 || !(dtr0 == *dtr1)) {
1243         errln("FAIL: DateTimeRule dtr0 is equal to dtr1, but got wrong result");
1244     }
1245     DateTimeRule *dtr0c = dtr0.clone();
1246     if (*dtr0c != *dtr1 || !(*dtr0c == *dtr1)) {
1247         errln("FAIL: DateTimeRule dtr0c is equal to dtr1, but got wrong result");
1248     }
1249     delete dtr0c;
1250 
1251     // AnnualTimeZonerule::operator=/clone
1252     AnnualTimeZoneRule a0("a0", 5*HOUR, 1*HOUR, *dtr1, 1990, AnnualTimeZoneRule::MAX_YEAR);
1253     if (a0 == *a1 || !(a0 != *a1)) {
1254         errln("FAIL: AnnualTimeZoneRule a0 is not equal to a1, but got wrong result");
1255     }
1256     a0 = *a1;
1257     if (a0 != *a1 || !(a0 == *a1)) {
1258         errln("FAIL: AnnualTimeZoneRule a0 is equal to a1, but got wrong result");
1259     }
1260     AnnualTimeZoneRule *a0c = a0.clone();
1261     if (*a0c != *a1 || !(*a0c == *a1)) {
1262         errln("FAIL: AnnualTimeZoneRule a0c is equal to a1, but got wrong result");
1263     }
1264     delete a0c;
1265 
1266     // AnnualTimeZoneRule::getRule
1267     if (*(a1->getRule()) != *(a2->getRule())) {
1268         errln("FAIL: The same DateTimeRule must be returned from AnnualTimeZoneRule a1 and a2");
1269     }
1270 
1271     // AnnualTimeZoneRule::getStartYear
1272     int32_t startYear = a1->getStartYear();
1273     if (startYear != 2000) {
1274         errln((UnicodeString)"FAIL: The start year of AnnualTimeZoneRule a1 must be 2000 - returned: " + startYear);
1275     }
1276 
1277     // AnnualTimeZoneRule::getEndYear
1278     int32_t endYear = a1->getEndYear();
1279     if (endYear != AnnualTimeZoneRule::MAX_YEAR) {
1280         errln((UnicodeString)"FAIL: The start year of AnnualTimeZoneRule a1 must be MAX_YEAR - returned: " + endYear);
1281     }
1282     endYear = a3->getEndYear();
1283     if (endYear != 2010) {
1284         errln((UnicodeString)"FAIL: The start year of AnnualTimeZoneRule a3 must be 2010 - returned: " + endYear);
1285     }
1286 
1287     // AnnualTimeZone::getStartInYear
1288     UBool b1, b2;
1289     UDate d1, d2;
1290     b1 = a1->getStartInYear(2005, -3*HOUR, 0, d1);
1291     b2 = a3->getStartInYear(2005, -3*HOUR, 0, d2);
1292     if (!b1 || !b2 || d1 != d2) {
1293         errln("FAIL: AnnualTimeZoneRule::getStartInYear did not work as expected");
1294     }
1295     b2 = a3->getStartInYear(2015, -3*HOUR, 0, d2);
1296     if (b2) {
1297         errln("FAIL: AnnualTimeZoneRule::getStartInYear returned true for 2015 which is out of rule range");
1298     }
1299 
1300     // AnnualTimeZone::getFirstStart
1301     b1 = a1->getFirstStart(-3*HOUR, 0, d1);
1302     b2 = a1->getFirstStart(-4*HOUR, 1*HOUR, d2);
1303     if (!b1 || !b2 || d1 != d2) {
1304         errln("FAIL: The same start time should be returned by getFirstStart");
1305     }
1306 
1307     // AnnualTimeZone::getFinalStart
1308     b1 = a1->getFinalStart(-3*HOUR, 0, d1);
1309     if (b1) {
1310         errln("FAIL: getFinalStart returned true for a1");
1311     }
1312     b1 = a1->getStartInYear(2010, -3*HOUR, 0, d1);
1313     b2 = a3->getFinalStart(-3*HOUR, 0, d2);
1314     if (!b1 || !b2 || d1 != d2) {
1315         errln("FAIL: Bad date is returned by getFinalStart");
1316     }
1317 
1318     // AnnualTimeZone::getNextStart / getPreviousStart
1319     b1 = a1->getNextStart(time1, -3*HOUR, 0, false, d1);
1320     if (!b1) {
1321         errln("FAIL: getNextStart returned false for ai");
1322     } else {
1323         b2 = a1->getPreviousStart(d1, -3*HOUR, 0, true, d2);
1324         if (!b2 || d1 != d2) {
1325             errln("FAIL: Bad Date is returned by getPreviousStart");
1326         }
1327     }
1328     b1 = a3->getNextStart(time2, -3*HOUR, 0, false, d1);
1329     if (b1) {
1330         dataerrln("FAIL: getNextStart must return false when no start time is available after the base time");
1331     }
1332     b1 = a3->getFinalStart(-3*HOUR, 0, d1);
1333     b2 = a3->getPreviousStart(time2, -3*HOUR, 0, false, d2);
1334     if (!b1 || !b2 || d1 != d2) {
1335         dataerrln("FAIL: getPreviousStart does not match with getFinalStart after the end year");
1336     }
1337 
1338     // AnnualTimeZone::isEquavalentTo
1339     if (!a1->isEquivalentTo(*a2)) {
1340         errln("FAIL: AnnualTimeZoneRule a1 is equivalent to a2, but returned false");
1341     }
1342     if (a1->isEquivalentTo(*a3)) {
1343         errln("FAIL: AnnualTimeZoneRule a1 is not equivalent to a3, but returned true");
1344     }
1345     if (!a1->isEquivalentTo(*a1)) {
1346         errln("FAIL: AnnualTimeZoneRule a1 is equivalent to itself, but returned false");
1347     }
1348     if (a1->isEquivalentTo(*t1)) {
1349         errln("FAIL: AnnualTimeZoneRule is not equivalent to TimeArrayTimeZoneRule, but returned true");
1350     }
1351 
1352     // InitialTimezoneRule::operator=/clone
1353     InitialTimeZoneRule i0("i0", 10*HOUR, 0);
1354     if (i0 == *i1 || !(i0 != *i1)) {
1355         errln("FAIL: InitialTimeZoneRule i0 is not equal to i1, but got wrong result");
1356     }
1357     i0 = *i1;
1358     if (i0 != *i1 || !(i0 == *i1)) {
1359         errln("FAIL: InitialTimeZoneRule i0 is equal to i1, but got wrong result");
1360     }
1361     InitialTimeZoneRule *i0c = i0.clone();
1362     if (*i0c != *i1 || !(*i0c == *i1)) {
1363         errln("FAIL: InitialTimeZoneRule i0c is equal to i1, but got wrong result");
1364     }
1365     delete i0c;
1366 
1367     // InitialTimeZoneRule::isEquivalentRule
1368     if (!i1->isEquivalentTo(*i2)) {
1369         errln("FAIL: InitialTimeZoneRule i1 is equivalent to i2, but returned false");
1370     }
1371     if (i1->isEquivalentTo(*i3)) {
1372         errln("FAIL: InitialTimeZoneRule i1 is not equivalent to i3, but returned true");
1373     }
1374     if (i1->isEquivalentTo(*a1)) {
1375         errln("FAIL: An InitialTimeZoneRule is not equivalent to an AnnualTimeZoneRule, but returned true");
1376     }
1377 
1378     // InitialTimeZoneRule::getFirstStart/getFinalStart/getNextStart/getPreviousStart
1379     b1 = i1->getFirstStart(0, 0, d1);
1380     if (b1) {
1381         errln("FAIL: InitialTimeZone::getFirstStart returned true");
1382     }
1383     b1 = i1->getFinalStart(0, 0, d1);
1384     if (b1) {
1385         errln("FAIL: InitialTimeZone::getFinalStart returned true");
1386     }
1387     b1 = i1->getNextStart(time1, 0, 0, false, d1);
1388     if (b1) {
1389         errln("FAIL: InitialTimeZone::getNextStart returned true");
1390     }
1391     b1 = i1->getPreviousStart(time1, 0, 0, false, d1);
1392     if (b1) {
1393         errln("FAIL: InitialTimeZone::getPreviousStart returned true");
1394     }
1395 
1396     // TimeArrayTimeZoneRule::operator=/clone
1397     TimeArrayTimeZoneRule t0("t0", 4*HOUR, 0, trtimes1, 1, DateTimeRule::UTC_TIME);
1398     if (t0 == *t1 || !(t0 != *t1)) {
1399         errln("FAIL: TimeArrayTimeZoneRule t0 is not equal to t1, but got wrong result");
1400     }
1401     t0 = *t1;
1402     if (t0 != *t1 || !(t0 == *t1)) {
1403         errln("FAIL: TimeArrayTimeZoneRule t0 is equal to t1, but got wrong result");
1404     }
1405     TimeArrayTimeZoneRule *t0c = t0.clone();
1406     if (*t0c != *t1 || !(*t0c == *t1)) {
1407         errln("FAIL: TimeArrayTimeZoneRule t0c is equal to t1, but got wrong result");
1408     }
1409     delete t0c;
1410 
1411     // TimeArrayTimeZoneRule::countStartTimes
1412     if (t1->countStartTimes() != 1) {
1413         errln("FAIL: Bad start time count is returned by TimeArrayTimeZoneRule::countStartTimes");
1414     }
1415 
1416     // TimeArrayTimeZoneRule::getStartTimeAt
1417     b1 = t1->getStartTimeAt(-1, d1);
1418     if (b1) {
1419         errln("FAIL: TimeArrayTimeZoneRule::getStartTimeAt returned true for index -1");
1420     }
1421     b1 = t1->getStartTimeAt(0, d1);
1422     if (!b1 || d1 != trtimes1[0]) {
1423         errln("FAIL: TimeArrayTimeZoneRule::getStartTimeAt returned incorrect result for index 0");
1424     }
1425     b1 = t1->getStartTimeAt(1, d1);
1426     if (b1) {
1427         errln("FAIL: TimeArrayTimeZoneRule::getStartTimeAt returned true for index 1");
1428     }
1429 
1430     // TimeArrayTimeZoneRule::getTimeType
1431     if (t1->getTimeType() != DateTimeRule::UTC_TIME) {
1432         errln("FAIL: TimeArrayTimeZoneRule t1 uses UTC_TIME, but different type is returned");
1433     }
1434     if (t4->getTimeType() != DateTimeRule::STANDARD_TIME) {
1435         errln("FAIL: TimeArrayTimeZoneRule t4 uses STANDARD_TIME, but different type is returned");
1436     }
1437     if (t5->getTimeType() != DateTimeRule::WALL_TIME) {
1438         errln("FAIL: TimeArrayTimeZoneRule t5 uses WALL_TIME, but different type is returned");
1439     }
1440 
1441     // TimeArrayTimeZoneRule::getFirstStart/getFinalStart
1442     b1 = t1->getFirstStart(0, 0, d1);
1443     if (!b1 || d1 != trtimes1[0]) {
1444         errln("FAIL: Bad first start time returned from TimeArrayTimeZoneRule t1");
1445     }
1446     b1 = t1->getFinalStart(0, 0, d1);
1447     if (!b1 || d1 != trtimes1[0]) {
1448         errln("FAIL: Bad final start time returned from TimeArrayTimeZoneRule t1");
1449     }
1450     b1 = t4->getFirstStart(-4*HOUR, 1*HOUR, d1);
1451     if (!b1 || d1 != (trtimes1[0] + 4*HOUR)) {
1452         errln("FAIL: Bad first start time returned from TimeArrayTimeZoneRule t4");
1453     }
1454     b1 = t5->getFirstStart(-4*HOUR, 1*HOUR, d1);
1455     if (!b1 || d1 != (trtimes1[0] + 3*HOUR)) {
1456         errln("FAIL: Bad first start time returned from TimeArrayTimeZoneRule t5");
1457     }
1458 
1459     // TimeArrayTimeZoneRule::getNextStart/getPreviousStart
1460     b1 = t3->getNextStart(time1, -3*HOUR, 1*HOUR, false, d1);
1461     if (b1) {
1462         dataerrln("FAIL: getNextStart returned true after the final transition for t3");
1463     }
1464     b1 = t3->getPreviousStart(time1, -3*HOUR, 1*HOUR, false, d1);
1465     if (!b1 || d1 != trtimes2[1]) {
1466         dataerrln("FAIL: Bad start time returned by getPreviousStart for t3");
1467     } else {
1468         b2 = t3->getPreviousStart(d1, -3*HOUR, 1*HOUR, false, d2);
1469         if (!b2 || d2 != trtimes2[0]) {
1470             errln("FAIL: Bad start time returned by getPreviousStart for t3");
1471         }
1472     }
1473     b1 = t3->getPreviousStart(time3, -3*HOUR, 1*HOUR, false, d1); //time3 - year 1950, no result expected
1474     if (b1) {
1475         errln("FAIL: getPreviousStart returned true before the first transition for t3");
1476     }
1477 
1478     // TimeArrayTimeZoneRule::isEquivalentTo
1479     if (!t1->isEquivalentTo(*t2)) {
1480         errln("FAIL: TimeArrayTimeZoneRule t1 is equivalent to t2, but returned false");
1481     }
1482     if (t1->isEquivalentTo(*t3)) {
1483         errln("FAIL: TimeArrayTimeZoneRule t1 is not equivalent to t3, but returned true");
1484     }
1485     if (t1->isEquivalentTo(*t4)) {
1486         errln("FAIL: TimeArrayTimeZoneRule t1 is not equivalent to t4, but returned true");
1487     }
1488     if (t1->isEquivalentTo(*a1)) {
1489         errln("FAIL: TimeArrayTimeZoneRule is not equivalent to AnnualTimeZoneRule, but returned true");
1490     }
1491 
1492     delete dtr1;
1493     delete dtr2;
1494     delete dtr3;
1495     delete dtr4;
1496     delete a1;
1497     delete a2;
1498     delete a3;
1499     delete i1;
1500     delete i2;
1501     delete i3;
1502     delete t1;
1503     delete t2;
1504     delete t3;
1505     delete t4;
1506     delete t5;
1507 }
1508 
1509 /*
1510  * API coverage test for BasicTimeZone APIs in SimpleTimeZone
1511  */
1512 void
TestSimpleTimeZoneCoverage(void)1513 TimeZoneRuleTest::TestSimpleTimeZoneCoverage(void) {
1514     UDate time1 = getUTCMillis(1990, UCAL_JUNE, 1);
1515     UDate time2 = getUTCMillis(2000, UCAL_JUNE, 1);
1516 
1517     TimeZoneTransition tzt1, tzt2;
1518     UBool avail1, avail2;
1519     UErrorCode status = U_ZERO_ERROR;
1520     const TimeZoneRule *trrules[2];
1521     const InitialTimeZoneRule *ir = NULL;
1522     int32_t numTzRules;
1523 
1524     // BasicTimeZone API implementation in SimpleTimeZone
1525     SimpleTimeZone *stz1 = new SimpleTimeZone(-5*HOUR, "GMT-5");
1526 
1527     avail1 = stz1->getNextTransition(time1, false, tzt1);
1528     if (avail1) {
1529         errln("FAIL: No transition must be returned by getNextTransition for SimpleTimeZone with no DST rule");
1530     }
1531     avail1 = stz1->getPreviousTransition(time1, false, tzt1);
1532     if (avail1) {
1533         errln("FAIL: No transition must be returned by getPreviousTransition  for SimpleTimeZone with no DST rule");
1534     }
1535 
1536     numTzRules = stz1->countTransitionRules(status);
1537     if (U_FAILURE(status)) {
1538         errln("FAIL: countTransitionRules failed");
1539     }
1540     if (numTzRules != 0) {
1541         errln((UnicodeString)"FAIL: countTransitionRules returned " + numTzRules);
1542     }
1543     numTzRules = 2;
1544     stz1->getTimeZoneRules(ir, trrules, numTzRules, status);
1545     if (U_FAILURE(status)) {
1546         errln("FAIL: getTimeZoneRules failed");
1547     }
1548     if (numTzRules != 0) {
1549         errln("FAIL: Incorrect transition rule count");
1550     }
1551     if (ir == NULL || ir->getRawOffset() != stz1->getRawOffset()) {
1552         errln("FAIL: Bad initial time zone rule");
1553     }
1554 
1555     // Set DST rule
1556     stz1->setStartRule(UCAL_MARCH, 11, 2*HOUR, status); // March 11
1557     stz1->setEndRule(UCAL_NOVEMBER, 1, UCAL_SUNDAY, 2*HOUR, status); // First Sunday in November
1558     if (U_FAILURE(status)) {
1559         errln("FAIL: Failed to set DST rules in a SimpleTimeZone");
1560     }
1561 
1562     avail1 = stz1->getNextTransition(time1, false, tzt1);
1563     if (!avail1) {
1564         errln("FAIL: Non-null transition must be returned by getNextTransition for SimpleTimeZone with a DST rule");
1565     }
1566     avail1 = stz1->getPreviousTransition(time1, false, tzt1);
1567     if (!avail1) {
1568         errln("FAIL: Non-null transition must be returned by getPreviousTransition  for SimpleTimeZone with a DST rule");
1569     }
1570 
1571     numTzRules = stz1->countTransitionRules(status);
1572     if (U_FAILURE(status)) {
1573         errln("FAIL: countTransitionRules failed");
1574     }
1575     if (numTzRules != 2) {
1576         errln((UnicodeString)"FAIL: countTransitionRules returned " + numTzRules);
1577     }
1578 
1579     numTzRules = 2;
1580     trrules[0] = NULL;
1581     trrules[1] = NULL;
1582     stz1->getTimeZoneRules(ir, trrules, numTzRules, status);
1583     if (U_FAILURE(status)) {
1584         errln("FAIL: getTimeZoneRules failed");
1585     }
1586     if (numTzRules != 2) {
1587         errln("FAIL: Incorrect transition rule count");
1588     }
1589     if (ir == NULL || ir->getRawOffset() != stz1->getRawOffset()) {
1590         errln("FAIL: Bad initial time zone rule");
1591     }
1592     if (trrules[0] == NULL || trrules[0]->getRawOffset() != stz1->getRawOffset()) {
1593         errln("FAIL: Bad transition rule 0");
1594     }
1595     if (trrules[1] == NULL || trrules[1]->getRawOffset() != stz1->getRawOffset()) {
1596         errln("FAIL: Bad transition rule 1");
1597     }
1598 
1599     // Set DST start year
1600     stz1->setStartYear(2007);
1601     avail1 = stz1->getPreviousTransition(time1, false, tzt1);
1602     if (avail1) {
1603         errln("FAIL: No transition must be returned before 1990");
1604     }
1605     avail1 = stz1->getNextTransition(time1, false, tzt1); // transition after 1990-06-01
1606     avail2 = stz1->getNextTransition(time2, false, tzt2); // transition after 2000-06-01
1607     if (!avail1 || !avail2 || tzt1 != tzt2) {
1608         errln("FAIL: Bad transition returned by SimpleTimeZone::getNextTransition");
1609     }
1610     delete stz1;
1611 }
1612 
1613 /*
1614  * API coverage test for VTimeZone
1615  */
1616 void
TestVTimeZoneCoverage(void)1617 TimeZoneRuleTest::TestVTimeZoneCoverage(void) {
1618     UErrorCode status = U_ZERO_ERROR;
1619     UnicodeString TZID("Europe/Moscow");
1620 
1621     BasicTimeZone *otz = (BasicTimeZone*)TimeZone::createTimeZone(TZID);
1622     VTimeZone *vtz = VTimeZone::createVTimeZoneByID(TZID);
1623 
1624     // getOffset(era, year, month, day, dayOfWeek, milliseconds, ec)
1625     int32_t offset1 = otz->getOffset(GregorianCalendar::AD, 2007, UCAL_JULY, 1, UCAL_SUNDAY, 0, status);
1626     if (U_FAILURE(status)) {
1627         errln("FAIL: getOffset(7 args) failed for otz");
1628     }
1629     int32_t offset2 = vtz->getOffset(GregorianCalendar::AD, 2007, UCAL_JULY, 1, UCAL_SUNDAY, 0, status);
1630     if (U_FAILURE(status)) {
1631         errln("FAIL: getOffset(7 args) failed for vtz");
1632     }
1633     if (offset1 != offset2) {
1634         errln("FAIL: getOffset(7 args) returned different results in VTimeZone and OlsonTimeZone");
1635     }
1636 
1637     // getOffset(era, year, month, day, dayOfWeek, milliseconds, monthLength, ec)
1638     offset1 = otz->getOffset(GregorianCalendar::AD, 2007, UCAL_JULY, 1, UCAL_SUNDAY, 0, 31, status);
1639     if (U_FAILURE(status)) {
1640         errln("FAIL: getOffset(8 args) failed for otz");
1641     }
1642     offset2 = vtz->getOffset(GregorianCalendar::AD, 2007, UCAL_JULY, 1, UCAL_SUNDAY, 0, 31, status);
1643     if (U_FAILURE(status)) {
1644         errln("FAIL: getOffset(8 args) failed for vtz");
1645     }
1646     if (offset1 != offset2) {
1647         errln("FAIL: getOffset(8 args) returned different results in VTimeZone and OlsonTimeZone");
1648     }
1649 
1650 
1651     // getOffset(date, local, rawOffset, dstOffset, ec)
1652     UDate t = Calendar::getNow();
1653     int32_t rawOffset1, dstSavings1;
1654     int32_t rawOffset2, dstSavings2;
1655 
1656     otz->getOffset(t, false, rawOffset1, dstSavings1, status);
1657     if (U_FAILURE(status)) {
1658         errln("FAIL: getOffset(5 args) failed for otz");
1659     }
1660     vtz->getOffset(t, false, rawOffset2, dstSavings2, status);
1661     if (U_FAILURE(status)) {
1662         errln("FAIL: getOffset(5 args) failed for vtz");
1663     }
1664     if (rawOffset1 != rawOffset2 || dstSavings1 != dstSavings2) {
1665         errln("FAIL: getOffset(long,boolean,int[]) returned different results in VTimeZone and OlsonTimeZone");
1666     }
1667 
1668     // getRawOffset
1669     if (otz->getRawOffset() != vtz->getRawOffset()) {
1670         errln("FAIL: getRawOffset returned different results in VTimeZone and OlsonTimeZone");
1671     }
1672 
1673     // inDaylightTime
1674     UBool inDst1, inDst2;
1675     inDst1 = otz->inDaylightTime(t, status);
1676     if (U_FAILURE(status)) {
1677         dataerrln("FAIL: inDaylightTime failed for otz: %s", u_errorName(status));
1678     }
1679     inDst2 = vtz->inDaylightTime(t, status);
1680     if (U_FAILURE(status)) {
1681         dataerrln("FAIL: inDaylightTime failed for vtz: %s", u_errorName(status));
1682     }
1683     if (inDst1 != inDst2) {
1684         errln("FAIL: inDaylightTime returned different results in VTimeZone and OlsonTimeZone");
1685     }
1686 
1687     // useDaylightTime
1688     if (otz->useDaylightTime() != vtz->useDaylightTime()) {
1689         errln("FAIL: useDaylightTime returned different results in VTimeZone and OlsonTimeZone");
1690     }
1691 
1692     // setRawOffset
1693     const int32_t RAW = -10*HOUR;
1694     VTimeZone *tmpvtz = vtz->clone();
1695     tmpvtz->setRawOffset(RAW);
1696     if (tmpvtz->getRawOffset() != RAW) {
1697         logln("setRawOffset is implemented in VTimeZone");
1698     }
1699 
1700     // hasSameRules
1701     UBool bSame = otz->hasSameRules(*vtz);
1702     logln((UnicodeString)"OlsonTimeZone::hasSameRules(VTimeZone) should return false always for now - actual: " + bSame);
1703 
1704     // getTZURL/setTZURL
1705     UnicodeString TZURL("http://icu-project.org/timezone");
1706     UnicodeString url;
1707     if (vtz->getTZURL(url)) {
1708         errln("FAIL: getTZURL returned true");
1709     }
1710     vtz->setTZURL(TZURL);
1711     if (!vtz->getTZURL(url) || url != TZURL) {
1712         errln("FAIL: URL returned by getTZURL does not match the one set by setTZURL");
1713     }
1714 
1715     // getLastModified/setLastModified
1716     UDate lastmod;
1717     if (vtz->getLastModified(lastmod)) {
1718         errln("FAIL: getLastModified returned true");
1719     }
1720     vtz->setLastModified(t);
1721     if (!vtz->getLastModified(lastmod) || lastmod != t) {
1722         errln("FAIL: Date returned by getLastModified does not match the one set by setLastModified");
1723     }
1724 
1725     // getNextTransition/getPreviousTransition
1726     UDate base = getUTCMillis(2007, UCAL_JULY, 1);
1727     TimeZoneTransition tzt1, tzt2;
1728     UBool btr1 = otz->getNextTransition(base, true, tzt1);
1729     UBool btr2 = vtz->getNextTransition(base, true, tzt2);
1730     if (!btr1 || !btr2 || tzt1 != tzt2) {
1731         dataerrln("FAIL: getNextTransition returned different results in VTimeZone and OlsonTimeZone");
1732     }
1733     btr1 = otz->getPreviousTransition(base, false, tzt1);
1734     btr2 = vtz->getPreviousTransition(base, false, tzt2);
1735     if (!btr1 || !btr2 || tzt1 != tzt2) {
1736         dataerrln("FAIL: getPreviousTransition returned different results in VTimeZone and OlsonTimeZone");
1737     }
1738 
1739     // TimeZoneTransition constructor/clone
1740     TimeZoneTransition *tzt1c = tzt1.clone();
1741     if (*tzt1c != tzt1 || !(*tzt1c == tzt1)) {
1742         errln("FAIL: TimeZoneTransition tzt1c is equal to tzt1, but got wrong result");
1743     }
1744     delete tzt1c;
1745     TimeZoneTransition tzt3(tzt1);
1746     if (tzt3 != tzt1 || !(tzt3 == tzt1)) {
1747         errln("FAIL: TimeZoneTransition tzt3 is equal to tzt1, but got wrong result");
1748     }
1749 
1750     // hasEquivalentTransitions
1751     UDate time1 = getUTCMillis(1950, UCAL_JANUARY, 1);
1752     UDate time2 = getUTCMillis(2020, UCAL_JANUARY, 1);
1753     UBool equiv = vtz->hasEquivalentTransitions(*otz, time1, time2, false, status);
1754     if (U_FAILURE(status)) {
1755         dataerrln("FAIL: hasEquivalentTransitions failed for vtz/otz: %s", u_errorName(status));
1756     }
1757     if (!equiv) {
1758         dataerrln("FAIL: hasEquivalentTransitions returned false for the same time zone");
1759     }
1760 
1761     // operator=/operator==/operator!=
1762     VTimeZone *vtz1 = VTimeZone::createVTimeZoneByID("America/Los_Angeles");
1763     if (*vtz1 == *vtz || !(*vtz1 != *vtz)) {
1764         errln("FAIL: VTimeZone vtz1 is not equal to vtz, but got wrong result");
1765     }
1766     *vtz1 = *vtz;
1767     if (*vtz1 != *vtz || !(*vtz1 == *vtz)) {
1768         errln("FAIL: VTimeZone vtz1 is equal to vtz, but got wrong result");
1769     }
1770 
1771     // Creation from BasicTimeZone
1772     //
1773     status = U_ZERO_ERROR;
1774     VTimeZone *vtzFromBasic = NULL;
1775     SimpleTimeZone *simpleTZ = new SimpleTimeZone(28800000, "Asia/Singapore");
1776     simpleTZ->setStartYear(1970);
1777     simpleTZ->setStartRule(0,  // month
1778                           1,  // day of week
1779                           0,  // time
1780                           status);
1781     simpleTZ->setEndRule(1, 1, 0, status);
1782     if (U_FAILURE(status)) {
1783         errln("File %s, line %d, failed with status = %s", __FILE__, __LINE__, u_errorName(status));
1784         goto end_basic_tz_test;
1785     }
1786     vtzFromBasic = VTimeZone::createVTimeZoneFromBasicTimeZone(*simpleTZ, status);
1787     if (U_FAILURE(status) || vtzFromBasic == NULL) {
1788         dataerrln("File %s, line %d, failed with status = %s", __FILE__, __LINE__, u_errorName(status));
1789         goto end_basic_tz_test;
1790     }
1791 
1792     // delete the source time zone, to make sure there are no dependencies on it.
1793     delete simpleTZ;
1794 
1795     // Create another simple time zone w the same rules, and check that it is the
1796     // same as the test VTimeZone created above.
1797     {
1798         SimpleTimeZone simpleTZ2(28800000, "Asia/Singapore");
1799         simpleTZ2.setStartYear(1970);
1800         simpleTZ2.setStartRule(0,  // month
1801                               1,  // day of week
1802                               0,  // time
1803                               status);
1804         simpleTZ2.setEndRule(1, 1, 0, status);
1805         if (U_FAILURE(status)) {
1806             errln("File %s, line %d, failed with status = %s", __FILE__, __LINE__, u_errorName(status));
1807             goto end_basic_tz_test;
1808         }
1809         if (vtzFromBasic->hasSameRules(simpleTZ2) == false) {
1810             errln("File %s, line %d, failed hasSameRules() ", __FILE__, __LINE__);
1811             goto end_basic_tz_test;
1812         }
1813     }
1814 end_basic_tz_test:
1815     delete vtzFromBasic;
1816 
1817     delete otz;
1818     delete vtz;
1819     delete tmpvtz;
1820     delete vtz1;
1821 }
1822 
1823 
1824 void
TestVTimeZoneParse(void)1825 TimeZoneRuleTest::TestVTimeZoneParse(void) {
1826     UErrorCode status = U_ZERO_ERROR;
1827 
1828     // Trying to create VTimeZone from empty data
1829     UnicodeString emptyData;
1830     VTimeZone *empty = VTimeZone::createVTimeZone(emptyData, status);
1831     if (U_SUCCESS(status) || empty != NULL) {
1832         delete empty;
1833         errln("FAIL: Non-null VTimeZone is returned for empty VTIMEZONE data");
1834     }
1835     status = U_ZERO_ERROR;
1836 
1837     // Create VTimeZone for Asia/Tokyo
1838     UnicodeString asiaTokyoID("Asia/Tokyo");
1839     static const UChar asiaTokyo[] = {
1840         /* "BEGIN:VTIMEZONE\x0D\x0A" */
1841         0x42,0x45,0x47,0x49,0x4E,0x3A,0x56,0x54,0x49,0x4D,0x45,0x5A,0x4F,0x4E,0x45,0x0D,0x0A,
1842         /* "TZID:Asia\x0D\x0A" */
1843         0x54,0x5A,0x49,0x44,0x3A,0x41,0x73,0x69,0x61,0x0D,0x0A,
1844         /* "\x09/Tokyo\x0D\x0A" */
1845         0x09,0x2F,0x54,0x6F,0x6B,0x79,0x6F,0x0D,0x0A,
1846         /* "BEGIN:STANDARD\x0D\x0A" */
1847         0x42,0x45,0x47,0x49,0x4E,0x3A,0x53,0x54,0x41,0x4E,0x44,0x41,0x52,0x44,0x0D,0x0A,
1848         /* "TZOFFSETFROM:+0900\x0D\x0A" */
1849         0x54,0x5A,0x4F,0x46,0x46,0x53,0x45,0x54,0x46,0x52,0x4F,0x4D,0x3A,0x2B,0x30,0x39,0x30,0x30,0x0D,0x0A,
1850         /* "TZOFFSETTO:+0900\x0D\x0A" */
1851         0x54,0x5A,0x4F,0x46,0x46,0x53,0x45,0x54,0x54,0x4F,0x3A,0x2B,0x30,0x39,0x30,0x30,0x0D,0x0A,
1852         /* "TZNAME:JST\x0D\x0A" */
1853         0x54,0x5A,0x4E,0x41,0x4D,0x45,0x3A,0x4A,0x53,0x54,0x0D,0x0A,
1854         /* "DTSTART:19700101\x0D\x0A" */
1855         0x44,0x54,0x53,0x54,0x41,0x52,0x54,0x3A,0x31,0x39,0x37,0x30,0x30,0x31,0x30,0x31,0x0D,0x0A,
1856         /* " T000000\x0D\x0A" */
1857         0x20,0x54,0x30,0x30,0x30,0x30,0x30,0x30,0x0D,0x0A,
1858         /* "END:STANDARD\x0D\x0A" */
1859         0x45,0x4E,0x44,0x3A,0x53,0x54,0x41,0x4E,0x44,0x41,0x52,0x44,0x0D,0x0A,
1860         /* "END:VTIMEZONE" */
1861         0x45,0x4E,0x44,0x3A,0x56,0x54,0x49,0x4D,0x45,0x5A,0x4F,0x4E,0x45,
1862         0
1863     };
1864     VTimeZone *tokyo = VTimeZone::createVTimeZone(asiaTokyo, status);
1865     if (U_FAILURE(status) || tokyo == NULL) {
1866         errln("FAIL: Failed to create a VTimeZone tokyo");
1867     } else {
1868         // Check ID
1869         UnicodeString tzid;
1870         tokyo->getID(tzid);
1871         if (tzid != asiaTokyoID) {
1872             errln((UnicodeString)"FAIL: Invalid TZID: " + tzid);
1873         }
1874         // Make sure offsets are correct
1875         int32_t rawOffset, dstSavings;
1876         tokyo->getOffset(Calendar::getNow(), false, rawOffset, dstSavings, status);
1877         if (U_FAILURE(status)) {
1878             errln("FAIL: getOffset failed for tokyo");
1879         }
1880         if (rawOffset != 9*HOUR || dstSavings != 0) {
1881             errln("FAIL: Bad offsets returned by a VTimeZone created for Tokyo");
1882         }
1883     }
1884     delete tokyo;
1885 
1886         // Create VTimeZone from VTIMEZONE data
1887     static const UChar fooData[] = {
1888         /* "BEGIN:VCALENDAR\x0D\x0A" */
1889         0x42,0x45,0x47,0x49,0x4E,0x3A,0x56,0x43,0x41,0x4C,0x45,0x4E,0x44,0x41,0x52,0x0D,0x0A,
1890         /* "BEGIN:VTIMEZONE\x0D\x0A" */
1891         0x42,0x45,0x47,0x49,0x4E,0x3A,0x56,0x54,0x49,0x4D,0x45,0x5A,0x4F,0x4E,0x45,0x0D,0x0A,
1892         /* "TZID:FOO\x0D\x0A" */
1893         0x54,0x5A,0x49,0x44,0x3A,0x46,0x4F,0x4F,0x0D,0x0A,
1894         /* "BEGIN:STANDARD\x0D\x0A" */
1895         0x42,0x45,0x47,0x49,0x4E,0x3A,0x53,0x54,0x41,0x4E,0x44,0x41,0x52,0x44,0x0D,0x0A,
1896         /* "TZOFFSETFROM:-0700\x0D\x0A" */
1897         0x54,0x5A,0x4F,0x46,0x46,0x53,0x45,0x54,0x46,0x52,0x4F,0x4D,0x3A,0x2D,0x30,0x37,0x30,0x30,0x0D,0x0A,
1898         /* "TZOFFSETTO:-0800\x0D\x0A" */
1899         0x54,0x5A,0x4F,0x46,0x46,0x53,0x45,0x54,0x54,0x4F,0x3A,0x2D,0x30,0x38,0x30,0x30,0x0D,0x0A,
1900         /* "TZNAME:FST\x0D\x0A" */
1901         0x54,0x5A,0x4E,0x41,0x4D,0x45,0x3A,0x46,0x53,0x54,0x0D,0x0A,
1902         /* "DTSTART:20071010T010000\x0D\x0A" */
1903         0x44,0x54,0x53,0x54,0x41,0x52,0x54,0x3A,0x32,0x30,0x30,0x37,0x31,0x30,0x31,0x30,0x54,0x30,0x31,0x30,0x30,0x30,0x30,0x0D,0x0A,
1904         /* "RRULE:FREQ=YEARLY;BYDAY=WE;BYMONTHDAY=10,11,12,13,14,15,16;BYMONTH=10\x0D\x0A" */
1905         0x52,0x52,0x55,0x4C,0x45,0x3A,0x46,0x52,0x45,0x51,0x3D,0x59,0x45,0x41,0x52,0x4C,0x59,0x3B,0x42,0x59,0x44,0x41,0x59,0x3D,0x57,0x45,0x3B,0x42,0x59,0x4D,0x4F,0x4E,0x54,0x48,0x44,0x41,0x59,0x3D,0x31,0x30,0x2C,0x31,0x31,0x2C,0x31,0x32,0x2C,0x31,0x33,0x2C,0x31,0x34,0x2C,0x31,0x35,0x2C,0x31,0x36,0x3B,0x42,0x59,0x4D,0x4F,0x4E,0x54,0x48,0x3D,0x31,0x30,0x0D,0x0A,
1906         /* "END:STANDARD\x0D\x0A" */
1907         0x45,0x4E,0x44,0x3A,0x53,0x54,0x41,0x4E,0x44,0x41,0x52,0x44,0x0D,0x0A,
1908         /* "BEGIN:DAYLIGHT\x0D\x0A" */
1909         0x42,0x45,0x47,0x49,0x4E,0x3A,0x44,0x41,0x59,0x4C,0x49,0x47,0x48,0x54,0x0D,0x0A,
1910         /* "TZOFFSETFROM:-0800\x0D\x0A" */
1911         0x54,0x5A,0x4F,0x46,0x46,0x53,0x45,0x54,0x46,0x52,0x4F,0x4D,0x3A,0x2D,0x30,0x38,0x30,0x30,0x0D,0x0A,
1912         /* "TZOFFSETTO:-0700\x0D\x0A" */
1913         0x54,0x5A,0x4F,0x46,0x46,0x53,0x45,0x54,0x54,0x4F,0x3A,0x2D,0x30,0x37,0x30,0x30,0x0D,0x0A,
1914         /* "TZNAME:FDT\x0D\x0A" */
1915         0x54,0x5A,0x4E,0x41,0x4D,0x45,0x3A,0x46,0x44,0x54,0x0D,0x0A,
1916         /* "DTSTART:20070415T010000\x0D\x0A" */
1917         0x44,0x54,0x53,0x54,0x41,0x52,0x54,0x3A,0x32,0x30,0x30,0x37,0x30,0x34,0x31,0x35,0x54,0x30,0x31,0x30,0x30,0x30,0x30,0x0D,0x0A,
1918         /* "RRULE:FREQ=YEARLY;BYMONTHDAY=15;BYMONTH=4\x0D\x0A" */
1919         0x52,0x52,0x55,0x4C,0x45,0x3A,0x46,0x52,0x45,0x51,0x3D,0x59,0x45,0x41,0x52,0x4C,0x59,0x3B,0x42,0x59,0x4D,0x4F,0x4E,0x54,0x48,0x44,0x41,0x59,0x3D,0x31,0x35,0x3B,0x42,0x59,0x4D,0x4F,0x4E,0x54,0x48,0x3D,0x34,0x0D,0x0A,
1920         /* "END:DAYLIGHT\x0D\x0A" */
1921         0x45,0x4E,0x44,0x3A,0x44,0x41,0x59,0x4C,0x49,0x47,0x48,0x54,0x0D,0x0A,
1922         /* "END:VTIMEZONE\x0D\x0A" */
1923         0x45,0x4E,0x44,0x3A,0x56,0x54,0x49,0x4D,0x45,0x5A,0x4F,0x4E,0x45,0x0D,0x0A,
1924         /* "END:VCALENDAR" */
1925         0x45,0x4E,0x44,0x3A,0x56,0x43,0x41,0x4C,0x45,0x4E,0x44,0x41,0x52,
1926         0
1927     };
1928 
1929     VTimeZone *foo = VTimeZone::createVTimeZone(fooData, status);
1930     if (U_FAILURE(status) || foo == NULL) {
1931         errln("FAIL: Failed to create a VTimeZone foo");
1932     } else {
1933         // Write VTIMEZONE data
1934         UnicodeString fooData2;
1935         foo->write(getUTCMillis(2005, UCAL_JANUARY, 1), fooData2, status);
1936         if (U_FAILURE(status)) {
1937             errln("FAIL: Failed to write VTIMEZONE data for foo");
1938         }
1939         logln(fooData2);
1940     }
1941     delete foo;
1942 }
1943 
1944 void
TestT6216(void)1945 TimeZoneRuleTest::TestT6216(void) {
1946     // Test case in #6216
1947     static const UChar tokyoTZ[] = {
1948         /* "BEGIN:VCALENDAR\r\n" */
1949         0x42,0x45,0x47,0x49,0x4e,0x3a,0x56,0x43,0x41,0x4c,0x45,0x4e,0x44,0x41,0x52,0x0d,0x0a,
1950         /* "VERSION:2.0\r\n" */
1951         0x56,0x45,0x52,0x53,0x49,0x4f,0x4e,0x3a,0x32,0x2e,0x30,0x0d,0x0a,
1952         /* "PRODID:-//PYVOBJECT//NONSGML Version 1//EN\r\n" */
1953         0x50,0x52,0x4f,0x44,0x49,0x44,0x3a,0x2d,0x2f,0x2f,0x50,0x59,0x56,0x4f,0x42,0x4a,0x45,0x43,0x54,0x2f,0x2f,0x4e,0x4f,0x4e,0x53,0x47,0x4d,0x4c,0x20,0x56,0x65,0x72,0x73,0x69,0x6f,0x6e,0x20,0x31,0x2f,0x2f,0x45,0x4e,0x0d,0x0a,
1954         /* "BEGIN:VTIMEZONE\r\n" */
1955         0x42,0x45,0x47,0x49,0x4e,0x3a,0x56,0x54,0x49,0x4d,0x45,0x5a,0x4f,0x4e,0x45,0x0d,0x0a,
1956         /* "TZID:Asia/Tokyo\r\n" */
1957         0x54,0x5a,0x49,0x44,0x3a,0x41,0x73,0x69,0x61,0x2f,0x54,0x6f,0x6b,0x79,0x6f,0x0d,0x0a,
1958         /* "BEGIN:STANDARD\r\n" */
1959         0x42,0x45,0x47,0x49,0x4e,0x3a,0x53,0x54,0x41,0x4e,0x44,0x41,0x52,0x44,0x0d,0x0a,
1960         /* "DTSTART:20000101T000000\r\n" */
1961         0x44,0x54,0x53,0x54,0x41,0x52,0x54,0x3a,0x32,0x30,0x30,0x30,0x30,0x31,0x30,0x31,0x54,0x30,0x30,0x30,0x30,0x30,0x30,0x0d,0x0a,
1962         /* "RRULE:FREQ=YEARLY;BYMONTH=1\r\n" */
1963         0x52,0x52,0x55,0x4c,0x45,0x3a,0x46,0x52,0x45,0x51,0x3d,0x59,0x45,0x41,0x52,0x4c,0x59,0x3b,0x42,0x59,0x4d,0x4f,0x4e,0x54,0x48,0x3d,0x31,0x0d,0x0a,
1964         /* "TZNAME:Asia/Tokyo\r\n" */
1965         0x54,0x5a,0x4e,0x41,0x4d,0x45,0x3a,0x41,0x73,0x69,0x61,0x2f,0x54,0x6f,0x6b,0x79,0x6f,0x0d,0x0a,
1966         /* "TZOFFSETFROM:+0900\r\n" */
1967         0x54,0x5a,0x4f,0x46,0x46,0x53,0x45,0x54,0x46,0x52,0x4f,0x4d,0x3a,0x2b,0x30,0x39,0x30,0x30,0x0d,0x0a,
1968         /* "TZOFFSETTO:+0900\r\n" */
1969         0x54,0x5a,0x4f,0x46,0x46,0x53,0x45,0x54,0x54,0x4f,0x3a,0x2b,0x30,0x39,0x30,0x30,0x0d,0x0a,
1970         /* "END:STANDARD\r\n" */
1971         0x45,0x4e,0x44,0x3a,0x53,0x54,0x41,0x4e,0x44,0x41,0x52,0x44,0x0d,0x0a,
1972         /* "END:VTIMEZONE\r\n" */
1973         0x45,0x4e,0x44,0x3a,0x56,0x54,0x49,0x4d,0x45,0x5a,0x4f,0x4e,0x45,0x0d,0x0a,
1974         /* "END:VCALENDAR" */
1975         0x45,0x4e,0x44,0x3a,0x56,0x43,0x41,0x4c,0x45,0x4e,0x44,0x41,0x52,0x0d,0x0a,
1976         0
1977     };
1978     // Single final rule, overlapping with another
1979     static const UChar finalOverlap[] = {
1980         /* "BEGIN:VCALENDAR\r\n" */
1981         0x42,0x45,0x47,0x49,0x4e,0x3a,0x56,0x43,0x41,0x4c,0x45,0x4e,0x44,0x41,0x52,0x0d,0x0a,
1982         /* "BEGIN:VTIMEZONE\r\n" */
1983         0x42,0x45,0x47,0x49,0x4e,0x3a,0x56,0x54,0x49,0x4d,0x45,0x5a,0x4f,0x4e,0x45,0x0d,0x0a,
1984         /* "TZID:FinalOverlap\r\n" */
1985         0x54,0x5a,0x49,0x44,0x3a,0x46,0x69,0x6e,0x61,0x6c,0x4f,0x76,0x65,0x72,0x6c,0x61,0x70,0x0d,0x0a,
1986         /* "BEGIN:STANDARD\r\n" */
1987         0x42,0x45,0x47,0x49,0x4e,0x3a,0x53,0x54,0x41,0x4e,0x44,0x41,0x52,0x44,0x0d,0x0a,
1988         /* "TZOFFSETFROM:-0200\r\n" */
1989         0x54,0x5a,0x4f,0x46,0x46,0x53,0x45,0x54,0x46,0x52,0x4f,0x4d,0x3a,0x2d,0x30,0x32,0x30,0x30,0x0d,0x0a,
1990         /* "TZOFFSETTO:-0300\r\n" */
1991         0x54,0x5a,0x4f,0x46,0x46,0x53,0x45,0x54,0x54,0x4f,0x3a,0x2d,0x30,0x33,0x30,0x30,0x0d,0x0a,
1992         /* "TZNAME:STD\r\n" */
1993         0x54,0x5a,0x4e,0x41,0x4d,0x45,0x3a,0x53,0x54,0x44,0x0d,0x0a,
1994         /* "DTSTART:20001029T020000\r\n" */
1995         0x44,0x54,0x53,0x54,0x41,0x52,0x54,0x3a,0x32,0x30,0x30,0x30,0x31,0x30,0x32,0x39,0x54,0x30,0x32,0x30,0x30,0x30,0x30,0x0d,0x0a,
1996         /* "RRULE:FREQ=YEARLY;BYDAY=-1SU;BYMONTH=10\r\n" */
1997         0x52,0x52,0x55,0x4c,0x45,0x3a,0x46,0x52,0x45,0x51,0x3d,0x59,0x45,0x41,0x52,0x4c,0x59,0x3b,0x42,0x59,0x44,0x41,0x59,0x3d,0x2d,0x31,0x53,0x55,0x3b,0x42,0x59,0x4d,0x4f,0x4e,0x54,0x48,0x3d,0x31,0x30,0x0d,0x0a,
1998         /* "END:STANDARD\r\n" */
1999         0x45,0x4e,0x44,0x3a,0x53,0x54,0x41,0x4e,0x44,0x41,0x52,0x44,0x0d,0x0a,
2000         /* "BEGIN:DAYLIGHT\r\n" */
2001         0x42,0x45,0x47,0x49,0x4e,0x3a,0x44,0x41,0x59,0x4c,0x49,0x47,0x48,0x54,0x0d,0x0a,
2002         /* "TZOFFSETFROM:-0300\r\n" */
2003         0x54,0x5a,0x4f,0x46,0x46,0x53,0x45,0x54,0x46,0x52,0x4f,0x4d,0x3a,0x2d,0x30,0x33,0x30,0x30,0x0d,0x0a,
2004         /* "TZOFFSETTO:-0200\r\n" */
2005         0x54,0x5a,0x4f,0x46,0x46,0x53,0x45,0x54,0x54,0x4f,0x3a,0x2d,0x30,0x32,0x30,0x30,0x0d,0x0a,
2006         /* "TZNAME:DST\r\n" */
2007         0x54,0x5a,0x4e,0x41,0x4d,0x45,0x3a,0x44,0x53,0x54,0x0d,0x0a,
2008         /* "DTSTART:19990404T020000\r\n" */
2009         0x44,0x54,0x53,0x54,0x41,0x52,0x54,0x3a,0x31,0x39,0x39,0x39,0x30,0x34,0x30,0x34,0x54,0x30,0x32,0x30,0x30,0x30,0x30,0x0d,0x0a,
2010         /* "RRULE:FREQ=YEARLY;BYDAY=1SU;BYMONTH=4;UNTIL=20050403T040000Z\r\n" */
2011         0x52,0x52,0x55,0x4c,0x45,0x3a,0x46,0x52,0x45,0x51,0x3d,0x59,0x45,0x41,0x52,0x4c,0x59,0x3b,0x42,0x59,0x44,0x41,0x59,0x3d,0x31,0x53,0x55,0x3b,0x42,0x59,0x4d,0x4f,0x4e,0x54,0x48,0x3d,0x34,0x3b,0x55,0x4e,0x54,0x49,0x4c,0x3d,0x32,0x30,0x30,0x35,0x30,0x34,0x30,0x33,0x54,0x30,0x34,0x30,0x30,0x30,0x30,0x5a,0x0d,0x0a,
2012         /* "END:DAYLIGHT\r\n" */
2013         0x45,0x4e,0x44,0x3a,0x44,0x41,0x59,0x4c,0x49,0x47,0x48,0x54,0x0d,0x0a,
2014         /* "END:VTIMEZONE\r\n" */
2015         0x45,0x4e,0x44,0x3a,0x56,0x54,0x49,0x4d,0x45,0x5a,0x4f,0x4e,0x45,0x0d,0x0a,
2016         /* "END:VCALENDAR" */
2017         0x45,0x4e,0x44,0x3a,0x56,0x43,0x41,0x4c,0x45,0x4e,0x44,0x41,0x52,0x0d,0x0a,
2018         0
2019     };
2020     // Single final rule, no overlapping with another
2021     static const UChar finalNonOverlap[] = {
2022         /* "BEGIN:VCALENDAR\r\n" */
2023         0x42,0x45,0x47,0x49,0x4e,0x3a,0x56,0x43,0x41,0x4c,0x45,0x4e,0x44,0x41,0x52,0x0d,0x0a,
2024         /* "BEGIN:VTIMEZONE\r\n" */
2025         0x42,0x45,0x47,0x49,0x4e,0x3a,0x56,0x54,0x49,0x4d,0x45,0x5a,0x4f,0x4e,0x45,0x0d,0x0a,
2026         /* "TZID:FinalNonOverlap\r\n" */
2027         0x54,0x5a,0x49,0x44,0x3a,0x46,0x69,0x6e,0x61,0x6c,0x4e,0x6f,0x6e,0x4f,0x76,0x65,0x72,0x6c,0x61,0x70,0x0d,0x0a,
2028         /* "BEGIN:STANDARD\r\n" */
2029         0x42,0x45,0x47,0x49,0x4e,0x3a,0x53,0x54,0x41,0x4e,0x44,0x41,0x52,0x44,0x0d,0x0a,
2030         /* "TZOFFSETFROM:-0200\r\n" */
2031         0x54,0x5a,0x4f,0x46,0x46,0x53,0x45,0x54,0x46,0x52,0x4f,0x4d,0x3a,0x2d,0x30,0x32,0x30,0x30,0x0d,0x0a,
2032         /* "TZOFFSETTO:-0300\r\n" */
2033         0x54,0x5a,0x4f,0x46,0x46,0x53,0x45,0x54,0x54,0x4f,0x3a,0x2d,0x30,0x33,0x30,0x30,0x0d,0x0a,
2034         /* "TZNAME:STD\r\n" */
2035         0x54,0x5a,0x4e,0x41,0x4d,0x45,0x3a,0x53,0x54,0x44,0x0d,0x0a,
2036         /* "DTSTART:20001029T020000\r\n" */
2037         0x44,0x54,0x53,0x54,0x41,0x52,0x54,0x3a,0x32,0x30,0x30,0x30,0x31,0x30,0x32,0x39,0x54,0x30,0x32,0x30,0x30,0x30,0x30,0x0d,0x0a,
2038         /* "RRULE:FREQ=YEARLY;BYDAY=-1SU;BYMONTH=10;UNTIL=20041031T040000Z\r\n" */
2039         0x52,0x52,0x55,0x4c,0x45,0x3a,0x46,0x52,0x45,0x51,0x3d,0x59,0x45,0x41,0x52,0x4c,0x59,0x3b,0x42,0x59,0x44,0x41,0x59,0x3d,0x2d,0x31,0x53,0x55,0x3b,0x42,0x59,0x4d,0x4f,0x4e,0x54,0x48,0x3d,0x31,0x30,0x3b,0x55,0x4e,0x54,0x49,0x4c,0x3d,0x32,0x30,0x30,0x34,0x31,0x30,0x33,0x31,0x54,0x30,0x34,0x30,0x30,0x30,0x30,0x5a,0x0d,0x0a,
2040         /* "END:STANDARD\r\n" */
2041         0x45,0x4e,0x44,0x3a,0x53,0x54,0x41,0x4e,0x44,0x41,0x52,0x44,0x0d,0x0a,
2042         /* "BEGIN:DAYLIGHT\r\n" */
2043         0x42,0x45,0x47,0x49,0x4e,0x3a,0x44,0x41,0x59,0x4c,0x49,0x47,0x48,0x54,0x0d,0x0a,
2044         /* "TZOFFSETFROM:-0300\r\n" */
2045         0x54,0x5a,0x4f,0x46,0x46,0x53,0x45,0x54,0x46,0x52,0x4f,0x4d,0x3a,0x2d,0x30,0x33,0x30,0x30,0x0d,0x0a,
2046         /* "TZOFFSETTO:-0200\r\n" */
2047         0x54,0x5a,0x4f,0x46,0x46,0x53,0x45,0x54,0x54,0x4f,0x3a,0x2d,0x30,0x32,0x30,0x30,0x0d,0x0a,
2048         /* "TZNAME:DST\r\n" */
2049         0x54,0x5a,0x4e,0x41,0x4d,0x45,0x3a,0x44,0x53,0x54,0x0d,0x0a,
2050         /* "DTSTART:19990404T020000\r\n" */
2051         0x44,0x54,0x53,0x54,0x41,0x52,0x54,0x3a,0x31,0x39,0x39,0x39,0x30,0x34,0x30,0x34,0x54,0x30,0x32,0x30,0x30,0x30,0x30,0x0d,0x0a,
2052         /* "RRULE:FREQ=YEARLY;BYDAY=1SU;BYMONTH=4;UNTIL=20050403T040000Z\r\n" */
2053         0x52,0x52,0x55,0x4c,0x45,0x3a,0x46,0x52,0x45,0x51,0x3d,0x59,0x45,0x41,0x52,0x4c,0x59,0x3b,0x42,0x59,0x44,0x41,0x59,0x3d,0x31,0x53,0x55,0x3b,0x42,0x59,0x4d,0x4f,0x4e,0x54,0x48,0x3d,0x34,0x3b,0x55,0x4e,0x54,0x49,0x4c,0x3d,0x32,0x30,0x30,0x35,0x30,0x34,0x30,0x33,0x54,0x30,0x34,0x30,0x30,0x30,0x30,0x5a,0x0d,0x0a,
2054         /* "END:DAYLIGHT\r\n" */
2055         0x45,0x4e,0x44,0x3a,0x44,0x41,0x59,0x4c,0x49,0x47,0x48,0x54,0x0d,0x0a,
2056         /* "BEGIN:STANDARD\r\n" */
2057         0x42,0x45,0x47,0x49,0x4e,0x3a,0x53,0x54,0x41,0x4e,0x44,0x41,0x52,0x44,0x0d,0x0a,
2058         /* "TZOFFSETFROM:-0200\r\n" */
2059         0x54,0x5a,0x4f,0x46,0x46,0x53,0x45,0x54,0x46,0x52,0x4f,0x4d,0x3a,0x2d,0x30,0x32,0x30,0x30,0x0d,0x0a,
2060         /* "TZOFFSETTO:-0300\r\n" */
2061         0x54,0x5a,0x4f,0x46,0x46,0x53,0x45,0x54,0x54,0x4f,0x3a,0x2d,0x30,0x33,0x30,0x30,0x0d,0x0a,
2062         /* "TZNAME:STDFINAL\r\n" */
2063         0x54,0x5a,0x4e,0x41,0x4d,0x45,0x3a,0x53,0x54,0x44,0x46,0x49,0x4e,0x41,0x4c,0x0d,0x0a,
2064         /* "DTSTART:20071028T020000\r\n" */
2065         0x44,0x54,0x53,0x54,0x41,0x52,0x54,0x3a,0x32,0x30,0x30,0x37,0x31,0x30,0x32,0x38,0x54,0x30,0x32,0x30,0x30,0x30,0x30,0x0d,0x0a,
2066         /* "RRULE:FREQ=YEARLY;BYDAY=-1SU;BYMONTH=10\r\n" */
2067         0x52,0x52,0x55,0x4c,0x45,0x3a,0x46,0x52,0x45,0x51,0x3d,0x59,0x45,0x41,0x52,0x4c,0x59,0x3b,0x42,0x59,0x44,0x41,0x59,0x3d,0x2d,0x31,0x53,0x55,0x3b,0x42,0x59,0x4d,0x4f,0x4e,0x54,0x48,0x3d,0x31,0x30,0x0d,0x0a,
2068         /* "END:STANDARD\r\n" */
2069         0x45,0x4e,0x44,0x3a,0x53,0x54,0x41,0x4e,0x44,0x41,0x52,0x44,0x0d,0x0a,
2070         /* "END:VTIMEZONE\r\n" */
2071         0x45,0x4e,0x44,0x3a,0x56,0x54,0x49,0x4d,0x45,0x5a,0x4f,0x4e,0x45,0x0d,0x0a,
2072         /* "END:VCALENDAR" */
2073         0x45,0x4e,0x44,0x3a,0x56,0x43,0x41,0x4c,0x45,0x4e,0x44,0x41,0x52,0x0d,0x0a,
2074         0
2075     };
2076 
2077     static const int32_t TestDates[][3] = {
2078         {1995, UCAL_JANUARY, 1},
2079         {1995, UCAL_JULY, 1},
2080         {2000, UCAL_JANUARY, 1},
2081         {2000, UCAL_JULY, 1},
2082         {2005, UCAL_JANUARY, 1},
2083         {2005, UCAL_JULY, 1},
2084         {2010, UCAL_JANUARY, 1},
2085         {2010, UCAL_JULY, 1},
2086         {0, 0, 0}
2087     };
2088 
2089     /*static*/ const UnicodeString TestZones[] = {
2090         UnicodeString(tokyoTZ),
2091         UnicodeString(finalOverlap),
2092         UnicodeString(finalNonOverlap),
2093         UnicodeString()
2094     };
2095 
2096     int32_t Expected[][8] = {
2097       //  JAN90      JUL90      JAN00      JUL00      JAN05      JUL05      JAN10      JUL10
2098         { 32400000,  32400000,  32400000,  32400000,  32400000,  32400000,  32400000,  32400000},
2099         {-10800000, -10800000,  -7200000,  -7200000, -10800000,  -7200000, -10800000, -10800000},
2100         {-10800000, -10800000,  -7200000,  -7200000, -10800000,  -7200000, -10800000, -10800000}
2101     };
2102 
2103     int32_t i, j;
2104 
2105     // Get test times
2106     UDate times[UPRV_LENGTHOF(TestDates)];
2107     int32_t numTimes;
2108 
2109     UErrorCode status = U_ZERO_ERROR;
2110     TimeZone *utc = TimeZone::createTimeZone("Etc/GMT");
2111     GregorianCalendar cal(utc, status);
2112     if (U_FAILURE(status)) {
2113         dataerrln("FAIL: Failed to create a GregorianCalendar: %s", u_errorName(status));
2114         return;
2115     }
2116     for (i = 0; TestDates[i][2] != 0; i++) {
2117         cal.clear();
2118         cal.set(TestDates[i][0], TestDates[i][1], TestDates[i][2]);
2119         times[i] = cal.getTime(status);
2120         if (U_FAILURE(status)) {
2121             errln("FAIL: getTime failed");
2122             return;
2123         }
2124     }
2125     numTimes = i;
2126 
2127     // Test offset
2128     for (i = 0; !TestZones[i].isEmpty(); i++) {
2129         VTimeZone *vtz = VTimeZone::createVTimeZone(TestZones[i], status);
2130         if (U_FAILURE(status)) {
2131             errln("FAIL: failed to create VTimeZone");
2132             continue;
2133         }
2134         for (j = 0; j < numTimes; j++) {
2135             int32_t raw, dst;
2136             status = U_ZERO_ERROR;
2137             vtz->getOffset(times[j], false, raw, dst, status);
2138             if (U_FAILURE(status)) {
2139                 errln((UnicodeString)"FAIL: getOffset failed for time zone " + i + " at " + times[j]);
2140             }
2141             int32_t offset = raw + dst;
2142             if (offset != Expected[i][j]) {
2143                 errln((UnicodeString)"FAIL: Invalid offset at time(" + times[j] + "):" + offset + " Expected:" + Expected[i][j]);
2144             }
2145         }
2146         delete vtz;
2147     }
2148 }
2149 
2150 void
TestT6669(void)2151 TimeZoneRuleTest::TestT6669(void) {
2152     UErrorCode status = U_ZERO_ERROR;
2153     SimpleTimeZone stz(0, "CustomID", UCAL_JANUARY, 1, UCAL_SUNDAY, 0, UCAL_JULY, 1, UCAL_SUNDAY, 0, status);
2154     if (U_FAILURE(status)) {
2155         errln("FAIL: Failed to create a SimpleTimeZone");
2156         return;
2157     }
2158 
2159     UDate t = 1230681600000.0; //2008-12-31T00:00:00
2160     UDate expectedNext = 1231027200000.0; //2009-01-04T00:00:00
2161     UDate expectedPrev = 1215298800000.0; //2008-07-06T00:00:00
2162 
2163     TimeZoneTransition tzt;
2164     UBool avail = stz.getNextTransition(t, false, tzt);
2165     if (!avail) {
2166         errln("FAIL: No transition returned by getNextTransition.");
2167     } else if (tzt.getTime() != expectedNext) {
2168         errln((UnicodeString)"FAIL: Wrong transition time returned by getNextTransition - "
2169             + tzt.getTime() + " Expected: " + expectedNext);
2170     }
2171 
2172     avail = stz.getPreviousTransition(t, true, tzt);
2173     if (!avail) {
2174         errln("FAIL: No transition returned by getPreviousTransition.");
2175     } else if (tzt.getTime() != expectedPrev) {
2176         errln((UnicodeString)"FAIL: Wrong transition time returned by getPreviousTransition - "
2177             + tzt.getTime() + " Expected: " + expectedPrev);
2178     }
2179 }
2180 
2181 void
TestVTimeZoneWrapper(void)2182 TimeZoneRuleTest::TestVTimeZoneWrapper(void) {
2183 #if 0
2184     // local variables
2185     UBool b;
2186     UChar * data = NULL;
2187     int32_t length = 0;
2188     int32_t i;
2189     UDate result;
2190     UDate base = 1231027200000.0; //2009-01-04T00:00:00
2191     UErrorCode status;
2192 
2193     const char *name = "Test Initial";
2194     UChar uname[20];
2195 
2196     UClassID cid1;
2197     UClassID cid2;
2198 
2199     ZRule * r;
2200     IZRule* ir1;
2201     IZRule* ir2;
2202     ZTrans* zt1;
2203     ZTrans* zt2;
2204     VZone*  v1;
2205     VZone*  v2;
2206 
2207     uprv_memset(uname, 0, sizeof(uname));
2208     u_uastrcpy(uname, name);
2209 
2210     // create rules
2211     ir1 = izrule_open(uname, 13, 2*HOUR, 0);
2212     ir2 = izrule_clone(ir1);
2213 
2214     // test equality
2215     b = izrule_equals(ir1, ir2);
2216     b = izrule_isEquivalentTo(ir1, ir2);
2217 
2218     // test accessors
2219     izrule_getName(ir1, data, length);
2220     i = izrule_getRawOffset(ir1);
2221     i = izrule_getDSTSavings(ir1);
2222 
2223     b = izrule_getFirstStart(ir1, 2*HOUR, 0, result);
2224     b = izrule_getFinalStart(ir1, 2*HOUR, 0, result);
2225     b = izrule_getNextStart(ir1, base , 2*HOUR, 0, true, result);
2226     b = izrule_getPreviousStart(ir1, base, 2*HOUR, 0, true, result);
2227 
2228     // test class ids
2229     cid1 = izrule_getStaticClassID(ir1);
2230     cid2 = izrule_getDynamicClassID(ir1);
2231 
2232     // test transitions
2233     zt1 = ztrans_open(base, ir1, ir2);
2234     zt2 = ztrans_clone(zt1);
2235     zt2 = ztrans_openEmpty();
2236 
2237     // test equality
2238     b = ztrans_equals(zt1, zt2);
2239 
2240     // test accessors
2241     result = ztrans_getTime(zt1);
2242     ztrans_setTime(zt1, result);
2243 
2244     r = (ZRule*)ztrans_getFrom(zt1);
2245     ztrans_setFrom(zt1, (void*)ir1);
2246     ztrans_adoptFrom(zt1, (void*)ir1);
2247 
2248     r = (ZRule*)ztrans_getTo(zt1);
2249     ztrans_setTo(zt1, (void*)ir2);
2250     ztrans_adoptTo(zt1, (void*)ir2);
2251 
2252     // test class ids
2253     cid1 = ztrans_getStaticClassID(zt1);
2254     cid2 = ztrans_getDynamicClassID(zt2);
2255 
2256     // test vzone
2257     v1 = vzone_openID((UChar*)"America/Chicago", sizeof("America/Chicago"));
2258     v2 = vzone_clone(v1);
2259     //v2 = vzone_openData(const UChar* vtzdata, int32_t vtzdataLength, UErrorCode& status);
2260 
2261     // test equality
2262     b = vzone_equals(v1, v2);
2263     b = vzone_hasSameRules(v1, v2);
2264 
2265     // test accessors
2266     b = vzone_getTZURL(v1, data, length);
2267     vzone_setTZURL(v1, data, length);
2268 
2269     b = vzone_getLastModified(v1, result);
2270     vzone_setLastModified(v1, result);
2271 
2272     // test writers
2273     vzone_write(v1, data, length, status);
2274     vzone_writeFromStart(v1, result, data, length, status);
2275     vzone_writeSimple(v1, result, data, length, status);
2276 
2277     // test more accessors
2278     i = vzone_getRawOffset(v1);
2279     vzone_setRawOffset(v1, i);
2280 
2281     b = vzone_useDaylightTime(v1);
2282     b = vzone_inDaylightTime(v1, result, status);
2283 
2284     b = vzone_getNextTransition(v1, result, false, zt1);
2285     b = vzone_getPreviousTransition(v1, result, false, zt1);
2286     i = vzone_countTransitionRules(v1, status);
2287 
2288     cid1 = vzone_getStaticClassID(v1);
2289     cid2 = vzone_getDynamicClassID(v1);
2290 
2291     // cleanup
2292     vzone_close(v1);
2293     vzone_close(v2);
2294     ztrans_close(zt1);
2295     ztrans_close(zt2);
2296 #endif
2297 }
2298 
2299 //----------- private test helpers -------------------------------------------------
2300 
2301 UDate
getUTCMillis(int32_t y,int32_t m,int32_t d,int32_t hr,int32_t min,int32_t sec,int32_t msec)2302 TimeZoneRuleTest::getUTCMillis(int32_t y, int32_t m, int32_t d,
2303                                int32_t hr, int32_t min, int32_t sec, int32_t msec) {
2304     UErrorCode status = U_ZERO_ERROR;
2305     const TimeZone *tz = TimeZone::getGMT();
2306     Calendar *cal = Calendar::createInstance(*tz, status);
2307     if (U_FAILURE(status)) {
2308         delete cal;
2309         dataerrln("FAIL: Calendar::createInstance failed: %s", u_errorName(status));
2310         return 0.0;
2311     }
2312     cal->set(y, m, d, hr, min, sec);
2313     cal->set(UCAL_MILLISECOND, msec);
2314     UDate utc = cal->getTime(status);
2315     if (U_FAILURE(status)) {
2316         delete cal;
2317         errln("FAIL: Calendar::getTime failed");
2318         return 0.0;
2319     }
2320     delete cal;
2321     return utc;
2322 }
2323 
2324 /*
2325  * Check if a time shift really happens on each transition returned by getNextTransition or
2326  * getPreviousTransition in the specified time range
2327  */
2328 void
verifyTransitions(BasicTimeZone & icutz,UDate start,UDate end)2329 TimeZoneRuleTest::verifyTransitions(BasicTimeZone& icutz, UDate start, UDate end) {
2330     UErrorCode status = U_ZERO_ERROR;
2331     UDate time;
2332     int32_t raw, dst, raw0, dst0;
2333     TimeZoneTransition tzt, tzt0;
2334     UBool avail;
2335     UBool first = true;
2336     UnicodeString tzid;
2337 
2338     // Ascending
2339     time = start;
2340     while (true) {
2341         avail = icutz.getNextTransition(time, false, tzt);
2342         if (!avail) {
2343             break;
2344         }
2345         time = tzt.getTime();
2346         if (time >= end) {
2347             break;
2348         }
2349         icutz.getOffset(time, false, raw, dst, status);
2350         icutz.getOffset(time - 1, false, raw0, dst0, status);
2351         if (U_FAILURE(status)) {
2352             errln("FAIL: Error in getOffset");
2353             break;
2354         }
2355 
2356         if (raw == raw0 && dst == dst0) {
2357             errln((UnicodeString)"FAIL: False transition returned by getNextTransition for "
2358                 + icutz.getID(tzid) + " at " + dateToString(time));
2359         }
2360         if (!first &&
2361                 (tzt0.getTo()->getRawOffset() != tzt.getFrom()->getRawOffset()
2362                 || tzt0.getTo()->getDSTSavings() != tzt.getFrom()->getDSTSavings())) {
2363             errln((UnicodeString)"FAIL: TO rule of the previous transition does not match FROM rule of this transition at "
2364                     + dateToString(time) + " for " + icutz.getID(tzid));
2365         }
2366         tzt0 = tzt;
2367         first = false;
2368     }
2369 
2370     // Descending
2371     first = true;
2372     time = end;
2373     while(true) {
2374         avail = icutz.getPreviousTransition(time, false, tzt);
2375         if (!avail) {
2376             break;
2377         }
2378         time = tzt.getTime();
2379         if (time <= start) {
2380             break;
2381         }
2382         icutz.getOffset(time, false, raw, dst, status);
2383         icutz.getOffset(time - 1, false, raw0, dst0, status);
2384         if (U_FAILURE(status)) {
2385             errln("FAIL: Error in getOffset");
2386             break;
2387         }
2388 
2389         if (raw == raw0 && dst == dst0) {
2390             errln((UnicodeString)"FAIL: False transition returned by getPreviousTransition for "
2391                 + icutz.getID(tzid) + " at " + dateToString(time));
2392         }
2393 
2394         if (!first &&
2395                 (tzt0.getFrom()->getRawOffset() != tzt.getTo()->getRawOffset()
2396                 || tzt0.getFrom()->getDSTSavings() != tzt.getTo()->getDSTSavings())) {
2397             errln((UnicodeString)"FAIL: TO rule of the next transition does not match FROM rule in this transition at "
2398                     + dateToString(time) + " for " + icutz.getID(tzid));
2399         }
2400         tzt0 = tzt;
2401         first = false;
2402     }
2403 }
2404 
2405 /*
2406  * Compare all time transitions in 2 time zones in the specified time range in ascending order
2407  */
2408 void
compareTransitionsAscending(BasicTimeZone & z1,BasicTimeZone & z2,UDate start,UDate end,UBool inclusive)2409 TimeZoneRuleTest::compareTransitionsAscending(BasicTimeZone& z1, BasicTimeZone& z2,
2410                                               UDate start, UDate end, UBool inclusive) {
2411     UnicodeString zid1, zid2;
2412     TimeZoneTransition tzt1, tzt2;
2413     UBool avail1, avail2;
2414     UBool inRange1, inRange2;
2415 
2416     z1.getID(zid1);
2417     z2.getID(zid2);
2418 
2419     UDate time = start;
2420     while (true) {
2421         avail1 = z1.getNextTransition(time, inclusive, tzt1);
2422         avail2 = z2.getNextTransition(time, inclusive, tzt2);
2423 
2424         inRange1 = inRange2 = false;
2425         if (avail1) {
2426             if (tzt1.getTime() < end || (inclusive && tzt1.getTime() == end)) {
2427                 inRange1 = true;
2428             }
2429         }
2430         if (avail2) {
2431             if (tzt2.getTime() < end || (inclusive && tzt2.getTime() == end)) {
2432                 inRange2 = true;
2433             }
2434         }
2435         if (!inRange1 && !inRange2) {
2436             // No more transition in the range
2437             break;
2438         }
2439         if (!inRange1) {
2440             errln((UnicodeString)"FAIL: " + zid1 + " does not have any transitions after "
2441                 + dateToString(time) + " before " + dateToString(end));
2442             break;
2443         }
2444         if (!inRange2) {
2445             errln((UnicodeString)"FAIL: " + zid2 + " does not have any transitions after "
2446                 + dateToString(time) + " before " + dateToString(end));
2447             break;
2448         }
2449         if (tzt1.getTime() != tzt2.getTime()) {
2450             errln((UnicodeString)"FAIL: First transition after " + dateToString(time) + " "
2451                     + zid1 + "[" + dateToString(tzt1.getTime()) + "] "
2452                     + zid2 + "[" + dateToString(tzt2.getTime()) + "]");
2453             break;
2454         }
2455         time = tzt1.getTime();
2456         if (inclusive) {
2457             time += 1;
2458         }
2459     }
2460 }
2461 
2462 /*
2463  * Compare all time transitions in 2 time zones in the specified time range in descending order
2464  */
2465 void
compareTransitionsDescending(BasicTimeZone & z1,BasicTimeZone & z2,UDate start,UDate end,UBool inclusive)2466 TimeZoneRuleTest::compareTransitionsDescending(BasicTimeZone& z1, BasicTimeZone& z2,
2467                                                UDate start, UDate end, UBool inclusive) {
2468     UnicodeString zid1, zid2;
2469     TimeZoneTransition tzt1, tzt2;
2470     UBool avail1, avail2;
2471     UBool inRange1, inRange2;
2472 
2473     z1.getID(zid1);
2474     z2.getID(zid2);
2475 
2476     UDate time = end;
2477     while (true) {
2478         avail1 = z1.getPreviousTransition(time, inclusive, tzt1);
2479         avail2 = z2.getPreviousTransition(time, inclusive, tzt2);
2480 
2481         inRange1 = inRange2 = false;
2482         if (avail1) {
2483             if (tzt1.getTime() > start || (inclusive && tzt1.getTime() == start)) {
2484                 inRange1 = true;
2485             }
2486         }
2487         if (avail2) {
2488             if (tzt2.getTime() > start || (inclusive && tzt2.getTime() == start)) {
2489                 inRange2 = true;
2490             }
2491         }
2492         if (!inRange1 && !inRange2) {
2493             // No more transition in the range
2494             break;
2495         }
2496         if (!inRange1) {
2497             errln((UnicodeString)"FAIL: " + zid1 + " does not have any transitions before "
2498                 + dateToString(time) + " after " + dateToString(start));
2499             break;
2500         }
2501         if (!inRange2) {
2502             errln((UnicodeString)"FAIL: " + zid2 + " does not have any transitions before "
2503                 + dateToString(time) + " after " + dateToString(start));
2504             break;
2505         }
2506         if (tzt1.getTime() != tzt2.getTime()) {
2507             errln((UnicodeString)"FAIL: Last transition before " + dateToString(time) + " "
2508                     + zid1 + "[" + dateToString(tzt1.getTime()) + "] "
2509                     + zid2 + "[" + dateToString(tzt2.getTime()) + "]");
2510             break;
2511         }
2512         time = tzt1.getTime();
2513         if (inclusive) {
2514             time -= 1;
2515         }
2516     }
2517 }
2518 
2519 // Slightly modified version of BasicTimeZone::hasEquivalentTransitions.
2520 // This version returns true if transition time delta is within the given
2521 // delta range.
hasEquivalentTransitions(BasicTimeZone & tz1,BasicTimeZone & tz2,UDate start,UDate end,UBool ignoreDstAmount,int32_t maxTransitionTimeDelta,UErrorCode & status)2522 static UBool hasEquivalentTransitions(/*const*/ BasicTimeZone& tz1, /*const*/BasicTimeZone& tz2,
2523                                         UDate start, UDate end,
2524                                         UBool ignoreDstAmount, int32_t maxTransitionTimeDelta,
2525                                         UErrorCode& status) {
2526     if (U_FAILURE(status)) {
2527         return false;
2528     }
2529     if (tz1.hasSameRules(tz2)) {
2530         return true;
2531     }
2532     // Check the offsets at the start time
2533     int32_t raw1, raw2, dst1, dst2;
2534     tz1.getOffset(start, false, raw1, dst1, status);
2535     if (U_FAILURE(status)) {
2536         return false;
2537     }
2538     tz2.getOffset(start, false, raw2, dst2, status);
2539     if (U_FAILURE(status)) {
2540         return false;
2541     }
2542     if (ignoreDstAmount) {
2543         if ((raw1 + dst1 != raw2 + dst2)
2544             || (dst1 != 0 && dst2 == 0)
2545             || (dst1 == 0 && dst2 != 0)) {
2546             return false;
2547         }
2548     } else {
2549         if (raw1 != raw2 || dst1 != dst2) {
2550             return false;
2551         }
2552     }
2553     // Check transitions in the range
2554     UDate time = start;
2555     TimeZoneTransition tr1, tr2;
2556     while (true) {
2557         UBool avail1 = tz1.getNextTransition(time, false, tr1);
2558         UBool avail2 = tz2.getNextTransition(time, false, tr2);
2559 
2560         if (ignoreDstAmount) {
2561             // Skip a transition which only differ the amount of DST savings
2562             while (true) {
2563                 if (avail1
2564                         && tr1.getTime() <= end
2565                         && (tr1.getFrom()->getRawOffset() + tr1.getFrom()->getDSTSavings()
2566                                 == tr1.getTo()->getRawOffset() + tr1.getTo()->getDSTSavings())
2567                         && (tr1.getFrom()->getDSTSavings() != 0 && tr1.getTo()->getDSTSavings() != 0)) {
2568                     tz1.getNextTransition(tr1.getTime(), false, tr1);
2569                 } else {
2570                     break;
2571                 }
2572             }
2573             while (true) {
2574                 if (avail2
2575                         && tr2.getTime() <= end
2576                         && (tr2.getFrom()->getRawOffset() + tr2.getFrom()->getDSTSavings()
2577                                 == tr2.getTo()->getRawOffset() + tr2.getTo()->getDSTSavings())
2578                         && (tr2.getFrom()->getDSTSavings() != 0 && tr2.getTo()->getDSTSavings() != 0)) {
2579                     tz2.getNextTransition(tr2.getTime(), false, tr2);
2580                 } else {
2581                     break;
2582                 }
2583             }
2584         }
2585 
2586         UBool inRange1 = (avail1 && tr1.getTime() <= end);
2587         UBool inRange2 = (avail2 && tr2.getTime() <= end);
2588         if (!inRange1 && !inRange2) {
2589             // No more transition in the range
2590             break;
2591         }
2592         if (!inRange1 || !inRange2) {
2593             return false;
2594         }
2595         double delta = tr1.getTime() >= tr2.getTime() ? tr1.getTime() - tr2.getTime() : tr2.getTime() - tr1.getTime();
2596         if (delta > (double)maxTransitionTimeDelta) {
2597             return false;
2598         }
2599         if (ignoreDstAmount) {
2600             if (tr1.getTo()->getRawOffset() + tr1.getTo()->getDSTSavings()
2601                         != tr2.getTo()->getRawOffset() + tr2.getTo()->getDSTSavings()
2602                     || (tr1.getTo()->getDSTSavings() != 0 &&  tr2.getTo()->getDSTSavings() == 0)
2603                     || (tr1.getTo()->getDSTSavings() == 0 &&  tr2.getTo()->getDSTSavings() != 0)) {
2604                 return false;
2605             }
2606         } else {
2607             if (tr1.getTo()->getRawOffset() != tr2.getTo()->getRawOffset() ||
2608                 tr1.getTo()->getDSTSavings() != tr2.getTo()->getDSTSavings()) {
2609                 return false;
2610             }
2611         }
2612         time = tr1.getTime() > tr2.getTime() ? tr1.getTime() : tr2.getTime();
2613     }
2614     return true;
2615 }
2616 
2617 // Test case for ticket#8943
2618 // RuleBasedTimeZone#getOffsets throws NPE
2619 void
TestT8943(void)2620 TimeZoneRuleTest::TestT8943(void) {
2621     UErrorCode status = U_ZERO_ERROR;
2622     UnicodeString id("Ekaterinburg Time");
2623     UnicodeString stdName("Ekaterinburg Standard Time");
2624     UnicodeString dstName("Ekaterinburg Daylight Time");
2625 
2626     InitialTimeZoneRule *initialRule = new InitialTimeZoneRule(stdName, 18000000, 0);
2627     RuleBasedTimeZone *rbtz = new RuleBasedTimeZone(id, initialRule);
2628 
2629     DateTimeRule *dtRule = new DateTimeRule(UCAL_OCTOBER, -1, UCAL_SUNDAY, 10800000, DateTimeRule::WALL_TIME);
2630     AnnualTimeZoneRule *atzRule = new AnnualTimeZoneRule(stdName, 18000000, 0, dtRule, 2000, 2010);
2631     rbtz->addTransitionRule(atzRule, status);
2632 
2633     dtRule = new DateTimeRule(UCAL_MARCH, -1, UCAL_SUNDAY, 7200000, DateTimeRule::WALL_TIME);
2634     atzRule = new AnnualTimeZoneRule(dstName, 18000000, 3600000, dtRule, 2000, 2010);
2635     rbtz->addTransitionRule(atzRule, status);
2636 
2637     dtRule = new DateTimeRule(UCAL_JANUARY, 1, 0, DateTimeRule::WALL_TIME);
2638     atzRule = new AnnualTimeZoneRule(stdName, 21600000, 0, dtRule, 2011, AnnualTimeZoneRule::MAX_YEAR);
2639     rbtz->addTransitionRule(atzRule, status);
2640 
2641     dtRule = new DateTimeRule(UCAL_JANUARY, 1, 1, DateTimeRule::WALL_TIME);
2642     atzRule = new AnnualTimeZoneRule(dstName, 21600000, 0, dtRule, 2011, AnnualTimeZoneRule::MAX_YEAR);
2643     rbtz->addTransitionRule(atzRule, status);
2644     rbtz->complete(status);
2645 
2646     if (U_FAILURE(status)) {
2647         errln("Failed to construct a RuleBasedTimeZone");
2648     } else {
2649         int32_t raw, dst;
2650         rbtz->getOffset(1293822000000.0 /* 2010-12-31 19:00:00 UTC */, false, raw, dst, status);
2651         if (U_FAILURE(status)) {
2652             errln("Error invoking getOffset");
2653         } else if (raw != 21600000 || dst != 0) {
2654             errln(UnicodeString("Fail: Wrong offsets: ") + raw + "/" + dst + " Expected: 21600000/0");
2655         }
2656     }
2657 
2658     delete rbtz;
2659 }
2660 
2661 #endif /* #if !UCONFIG_NO_FORMATTING */
2662 
2663 //eof
2664