icuSources/test/intltest/tzbdtest.h

   1 // © 2016 and later: Unicode, Inc. and others.
   2 // License & terms of use: http://www.unicode.org/copyright.html
   3 /********************************************************************
   4  * COPYRIGHT:
   5  * Copyright (c) 1997-2005, International Business Machines Corporation and
   6  * others. All Rights Reserved.
   7  ********************************************************************/
   8
   9 #ifndef __TimeZoneBoundaryTest__
  10 #define __TimeZoneBoundaryTest__
  11
  12 #include "unicode/utypes.h"
  13
  14 #if !UCONFIG_NO_FORMATTING
  15
  16 #include "unicode/timezone.h"
  17 #include "unicode/simpletz.h"
  18 #include "caltztst.h"
  19
  20 /**
  21  * A test which discovers the boundaries of DST programmatically and verifies
  22  * that they are correct.
  23  */
  24 class TimeZoneBoundaryTest: public CalendarTimeZoneTest {
  25     // IntlTest override
  26     void runIndexedTest( int32_t index, UBool exec, const char* &name, char* par );
  27 public: // package
  28
  29     TimeZoneBoundaryTest();
  30
  31     /**
  32      * Date.toString().substring() Boundary Test
  33      * Look for a DST changeover to occur within 6 months of the given Date.
  34      * The initial Date.toString() should yield a string containing the
  35      * startMode as a SUBSTRING.  The boundary will be tested to be
  36      * at the expectedBoundary value.
  37      */
  38
  39     /**
  40      * internal routines used by major test routines to perform subtests
  41      **/
  42     virtual void findDaylightBoundaryUsingDate(UDate d, const char* startMode, UDate expectedBoundary);
  43     virtual void findDaylightBoundaryUsingTimeZone(UDate d, UBool startsInDST, UDate expectedBoundary);
  44     virtual void findDaylightBoundaryUsingTimeZone(UDate d, UBool startsInDST, UDate expectedBoundary, TimeZone* tz);
  45
  46 private:
  47     //static UnicodeString* showDate(long l);
  48     UnicodeString showDate(UDate d);
  49     static UnicodeString showNN(int32_t n);
  50
  51 public: // package
  52     /**
  53      * Given a date, a TimeZone, and expected values for inDaylightTime,
  54      * useDaylightTime, zone and DST offset, verify that this is the case.
  55      */
  56     virtual void verifyDST(UDate d, TimeZone* time_zone, UBool expUseDaylightTime, UBool expInDaylightTime, UDate expZoneOffset, UDate expDSTOffset);
  57
  58     /**
  59      * Test the behavior of SimpleTimeZone at the transition into and out of DST.
  60      * Use a binary search to find boundaries.
  61      */
  62     virtual void TestBoundaries(void);
  63
  64     /**
  65      * internal subroutine used by TestNewRules
  66      **/
  67     virtual void testUsingBinarySearch(SimpleTimeZone* tz, UDate d, UDate expectedBoundary);
  68
  69     /**
  70      * Test the handling of the "new" rules; that is, rules other than nth Day of week.
  71      */
  72     virtual void TestNewRules(void);
  73
  74     /**
  75      * Find boundaries by stepping.
  76      */
  77     virtual void findBoundariesStepwise(int32_t year, UDate interval, TimeZone* z, int32_t expectedChanges);
  78
  79     /**
  80      * Test the behavior of SimpleTimeZone at the transition into and out of DST.
  81      * Use a stepwise march to find boundaries.
  82      */
  83     virtual void TestStepwise(void);
  84     void verifyMapping(Calendar& cal, int year, int month, int dom, int hour,
  85                     double epochHours) ;
  86 private:
  87     const UDate ONE_SECOND;
  88     const UDate ONE_MINUTE;
  89     const UDate ONE_HOUR;
  90     const UDate ONE_DAY;
  91     const UDate ONE_YEAR;
  92     const UDate SIX_MONTHS;
  93     static const int32_t MONTH_LENGTH[];
  94     static const UDate PST_1997_BEG;
  95     static const UDate PST_1997_END;
  96     static const UDate INTERVAL;
  97 };
  98
  99 #endif /* #if !UCONFIG_NO_FORMATTING */
 100
 101 #endif // __TimeZoneBoundaryTest__