icuSources/test/intltest/dtfmtrtts.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) 1997-2006, International Business Machines Corporation and
   6  * others. All Rights Reserved.
   7  ********************************************************************/
   8
   9 #ifndef _DATEFORMATROUNDTRIPTEST_
  10 #define _DATEFORMATROUNDTRIPTEST_
  11
  12 #include "unicode/utypes.h"
  13
  14 #if !UCONFIG_NO_FORMATTING
  15
  16 #include "unicode/unistr.h"
  17 #include "unicode/datefmt.h"
  18 #include "unicode/smpdtfmt.h"
  19 #include "unicode/calendar.h"
  20 #include "intltest.h"
  21
  22 /**
  23  * Performs round-trip tests for DateFormat
  24  **/
  25 class DateFormatRoundTripTest : public IntlTest {
  26
  27     // IntlTest override
  28     void runIndexedTest( int32_t index, UBool exec, const char* &name, char* par );
  29
  30 public:
  31     DateFormatRoundTripTest();
  32     virtual ~DateFormatRoundTripTest();
  33
  34     void TestDateFormatRoundTrip(void);
  35     void TestCentury(void);
  36     void test(const Locale& loc);
  37     void test(DateFormat *fmt, const Locale &origLocale, UBool timeOnly = FALSE );
  38     int32_t getField(UDate d, int32_t f);
  39     UnicodeString& escape(const UnicodeString& src, UnicodeString& dst);
  40     UDate generateDate(void);
  41     UDate generateDate(UDate minDate);
  42
  43
  44 //============================================================
  45 // statics
  46 //============================================================
  47
  48 /**
  49  * Return a random uint32_t
  50  **/
  51 static uint32_t randLong() {
  52     // The portable IntlTest::random() function has sufficient
  53     // resolution for a 16-bit value, but not for 32 bits.
  54     return ((uint32_t) (IntlTest::random() * (1<<16))) |
  55           (((uint32_t) (IntlTest::random() * (1<<16))) << 16);
  56 }
  57
  58 /**
  59  * Return a random double 0 <= x <= 1.0
  60  **/
  61 static double randFraction()
  62 {
  63     return (double)randLong() / (double)0xFFFFFFFF;
  64 }
  65
  66 /**
  67  * Return a random value from -range..+range (closed).
  68  **/
  69 static double randDouble(double range)
  70 {
  71     double a = randFraction();
  72     //while(TPlatformUtilities::isInfinite(a) || TPlatformUtilities::isNaN(a))
  73     //    a = randFraction();
  74     return (2.0 * range * a) - range;
  75 }
  76
  77 protected:
  78     UBool failure(UErrorCode status, const char* msg);
  79     UBool failure(UErrorCode status, const char* msg, const UnicodeString& str);
  80
  81     const UnicodeString& fullFormat(UDate d);
  82
  83 private:
  84
  85     static int32_t SPARSENESS;
  86     static int32_t TRIALS;
  87     static int32_t DEPTH;
  88
  89     UBool optionv; // TRUE if @v option is given on command line
  90     SimpleDateFormat *dateFormat;
  91     UnicodeString fgStr;
  92     Calendar *getFieldCal;
  93 };
  94
  95 #endif /* #if !UCONFIG_NO_FORMATTING */
  96
  97 #endif // _DATEFORMATROUNDTRIPTEST_
  98 //eof