1999-08-16 21:50:52 +00:00
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/*
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********************************************************************
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* COPYRIGHT:
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* (C) Copyright Taligent, Inc., 1997
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* (C) Copyright International Business Machines Corporation, 1997 - 1998
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* Licensed Material - Program-Property of IBM - All Rights Reserved.
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* US Government Users Restricted Rights - Use, duplication, or disclosure
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* restricted by GSA ADP Schedule Contract with IBM Corp.
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*
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********************************************************************
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*/
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#ifndef __CalendarLimitTest__
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#define __CalendarLimitTest__
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1999-12-28 23:57:50 +00:00
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#include "unicode/utypes.h"
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1999-08-16 21:50:52 +00:00
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#include "caltztst.h"
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class Calendar;
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class DateFormat;
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/**
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* This test verifies the behavior of Calendar around the very earliest limits
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* which it can handle. It also verifies the behavior for large values of millis.
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*
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* Bug ID 4033662.
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*/
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class CalendarLimitTest: public CalendarTimeZoneTest {
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// IntlTest override
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void runIndexedTest( int32_t index, bool_t exec, char* &name, char* par );
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public: // package
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static const UDate EARLIEST_SUPPORTED_MILLIS;
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static const UDate LATEST_SUPPORTED_MILLIS;
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//test routine used by TestCalendarLimit
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virtual void test(UDate millis, Calendar *cal, DateFormat *fmt);
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static double nextDouble(double a);
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static double previousDouble(double a);
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static bool_t withinErr(double a, double b, double err);
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public:
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// test behaviour and error reporting at boundaries of defined range
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virtual void TestCalendarLimit(void);
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public: // package
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/**
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* Locate the earliest limits which are correctly handled.
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* Used by TestCalendarLimit
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*/
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virtual void explore2(UDate expectedEarlyLimit);
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virtual void explore3(UDate expectedLateLimit);
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static UDate gregorianCutover;
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static const int32_t kEpochStartAsJulianDay; // January 1, 1970 (Gregorian)
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static const UDate kPapalCutover;
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static const int32_t kJan1_1JulianDay;
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static const int32_t kNumDays[];
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static const int32_t kLeapNumDays[];
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static const int32_t kMonthLength[];
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static const int32_t kLeapMonthLength[];
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static double millisToJulianDay(UDate millis);
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static double floorDivide(double numerator, double denominator);
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static int32_t floorDivide(int32_t numerator, int32_t denominator);
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static int32_t floorDivide(int32_t numerator, int32_t denominator, int32_t remainder[]);
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static int32_t floorDivide(double numerator, int32_t denominator, int32_t remainder[]);
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static int32_t julianDayOffset;
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static int32_t millisPerDay;
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static int32_t YEAR;
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static int32_t MONTH;
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static int32_t DATE;
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static bool_t timeToFields(UDate millis, int32_t *fields);
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};
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#endif // __CalendarLimitTest__
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