91 lines
2.1 KiB
C++
91 lines
2.1 KiB
C++
/********************************************************************
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* COPYRIGHT:
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* Copyright (c) 1997-2001, International Business Machines Corporation and
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* others. All Rights Reserved.
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********************************************************************/
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#ifndef _DATEFORMATROUNDTRIPTEST_
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#define _DATEFORMATROUNDTRIPTEST_
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#include <stdlib.h>
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#include "intltest.h"
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#include "unicode/unistr.h"
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class DateFormat;
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class SimpleDateFormat;
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class Calendar;
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/**
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* Performs round-trip tests for DateFormat
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**/
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class DateFormatRoundTripTest : public IntlTest {
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// IntlTest override
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void runIndexedTest( int32_t index, UBool exec, const char* &name, char* par );
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public:
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void TestDateFormatRoundTrip(void);
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void test(const Locale& loc);
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void test(DateFormat *fmt, UBool timeOnly = FALSE );
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int32_t getField(UDate d, int32_t f);
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UnicodeString& escape(const UnicodeString& src, UnicodeString& dst);
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UDate generateDate(void);
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//============================================================
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// statics
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//============================================================
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/**
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* Return a random uint32_t
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**/
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static uint32_t randLong()
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{
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// Assume 8-bit (or larger) rand values. Also assume
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// that the system rand() function is very poor, which it always is.
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uint32_t d;
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uint32_t i;
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char* poke = (char*)&d;
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for (i=0; i < sizeof(uint32_t); ++i)
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{
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poke[i] = (char)(rand() & 0xFF);
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}
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return d;
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}
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/**
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* Return a random double 0 <= x < 1.0
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**/
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static double randFraction()
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{
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return (double)randLong() / (double)0xFFFFFFFF;
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}
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/**
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* Return a random value from -range..+range.
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**/
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static double randDouble(double range)
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{
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double a = randFraction();
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//while(TPlatformUtilities::isInfinite(a) || TPlatformUtilities::isNaN(a))
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// a = randFraction();
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return (2.0 * range * a) - range;
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}
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protected:
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UBool failure(UErrorCode status, const char* msg);
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private:
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static int32_t SPARSENESS;
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static int32_t TRIALS;
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static int32_t DEPTH;
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SimpleDateFormat *dateFormat;
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Calendar *getFieldCal;
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};
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#endif // _DATEFORMATROUNDTRIPTEST_
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//eof
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