scuffed-code/icu4c/source/test/intltest/tsnmfmt.h

/********************************************************************
 * COPYRIGHT: 
 * Copyright (c) 1997-2001, International Business Machines Corporation and
 * others. All Rights Reserved.
 ********************************************************************/

#ifndef _INTLTESTNUMBERFORMAT
#define _INTLTESTNUMBERFORMAT


#include <stdlib.h>

#include "unicode/utypes.h"
#include "intltest.h"

#include "unicode/fmtable.h"

class NumberFormat;

/**
 * This test does round-trip testing (format -> parse -> format -> parse -> etc.) of
 * NumberFormat.
 */
class IntlTestNumberFormat: public IntlTest {
    void runIndexedTest( int32_t index, UBool exec, const char* &name, char* par = NULL );  

private:

    /**
     *  call tryIt with many variations, called by testLocale
     **/
    void testFormat(/* char* par */);
    /**
     *  perform tests using aNumber and fFormat, called in many variations
     **/
    void tryIt(double aNumber);
    /**
     *  perform tests using aNumber and fFormat, called in many variations
     **/
    void tryIt(int32_t aNumber);
    /**
     *  test NumberFormat::getAvailableLocales
     **/
    void testAvailableLocales(/* char* par */);
    /**
     *  call testLocale for all locales
     **/
    void monsterTest(/* char *par */);
    /**
     *  call testFormat for currency, percent and plain number instances
     **/
    void testLocale(/* char *par, */const Locale& locale, const UnicodeString& localeName);

    NumberFormat*   fFormat;
    UErrorCode      fStatus;
    Locale          fLocale;

public:

    virtual ~IntlTestNumberFormat() {}

    /*
     * Return a random double
     **/
    static double randDouble()
    {
        // Assume 8-bit (or larger) rand values.  Also assume
        // that the system rand() function is very poor, which it always is.
        // Call srand(currentTime) in intltest to make it truly random.
        double d;
        uint32_t i;
        char* poke = (char*)&d;
        for (i=0; i < sizeof(double); ++i)
        {
            poke[i] = (char)(rand() & 0xFF);
        }
        return d;
    }

    /*
     * Return a random uint32_t
     **/
    static uint32_t randLong()
    {
        // Assume 8-bit (or larger) rand values.  Also assume
        // that the system rand() function is very poor, which it always is.
        // Call srand(currentTime) in intltest to make it truly random.
        uint32_t d;
        uint32_t i;
        char* poke = (char*)&d;
        for (i=0; i < sizeof(uint32_t); ++i)
        {
            poke[i] = (char)(rand() & 0xFF);
        }
        return d;
    }

    /**
     * Return a random double 0 <= x < 1.0
     **/
    static double randFraction()
    {
        return (double)randLong() / (double)0xFFFFFFFF;
    }

};

#endif