icuSources/test/intltest/dtfmtrtts.h

   1 /********************************************************************
   2  * COPYRIGHT:
   3  * Copyright (c) 1997-2006, International Business Machines Corporation and
   4  * others. All Rights Reserved.
   5  ********************************************************************/
   6
   7 #ifndef _DATEFORMATROUNDTRIPTEST_
   8 #define _DATEFORMATROUNDTRIPTEST_
   9
  10 #include "unicode/utypes.h"
  11
  12 #if !UCONFIG_NO_FORMATTING
  13
  14 #include "unicode/unistr.h"
  15 #include "unicode/datefmt.h"
  16 #include "unicode/smpdtfmt.h"
  17 #include "unicode/calendar.h"
  18 #include "intltest.h"
  19
  20 /**
  21  * Performs round-trip tests for DateFormat
  22  **/
  23 class DateFormatRoundTripTest : public IntlTest {
  24
  25     // IntlTest override
  26     void runIndexedTest( int32_t index, UBool exec, const char* &name, char* par );
  27
  28 public:
  29     DateFormatRoundTripTest();
  30     virtual ~DateFormatRoundTripTest();
  31
  32     void TestDateFormatRoundTrip(void);
  33     void TestCentury(void);
  34     void test(const Locale& loc);
  35     void test(DateFormat *fmt, const Locale &origLocale, UBool timeOnly = FALSE );
  36     int32_t getField(UDate d, int32_t f);
  37     UnicodeString& escape(const UnicodeString& src, UnicodeString& dst);
  38     UDate generateDate(void);
  39     UDate generateDate(UDate minDate);
  40
  41
  42 //============================================================
  43 // statics
  44 //============================================================
  45
  46 /**
  47  * Return a random uint32_t
  48  **/
  49 static uint32_t randLong() {
  50     // The portable IntlTest::random() function has sufficient
  51     // resolution for a 16-bit value, but not for 32 bits.
  52     return ((uint32_t) (IntlTest::random() * (1<<16))) |
  53           (((uint32_t) (IntlTest::random() * (1<<16))) << 16);
  54 }
  55
  56 /**
  57  * Return a random double 0 <= x <= 1.0
  58  **/
  59 static double randFraction()
  60 {
  61     return (double)randLong() / (double)0xFFFFFFFF;
  62 }
  63
  64 /**
  65  * Return a random value from -range..+range (closed).
  66  **/
  67 static double randDouble(double range)
  68 {
  69     double a = randFraction();
  70     //while(TPlatformUtilities::isInfinite(a) || TPlatformUtilities::isNaN(a))
  71     //    a = randFraction();
  72     return (2.0 * range * a) - range;
  73 }
  74
  75 protected:
  76     UBool failure(UErrorCode status, const char* msg);
  77     UBool failure(UErrorCode status, const char* msg, const UnicodeString& str);
  78
  79     const UnicodeString& fullFormat(UDate d);
  80
  81 private:
  82
  83     static int32_t SPARSENESS;
  84     static int32_t TRIALS;
  85     static int32_t DEPTH;
  86
  87     UBool optionv; // TRUE if @v option is given on command line
  88     SimpleDateFormat *dateFormat;
  89     UnicodeString fgStr;
  90     Calendar *getFieldCal;
  91 };
  92
  93 #endif /* #if !UCONFIG_NO_FORMATTING */
  94
  95 #endif // _DATEFORMATROUNDTRIPTEST_
  96 //eof