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// © 2016 and later: Unicode, Inc. and others.
// License & terms of use: http://www.unicode.org/copyright.html
/***********************************************************************
* COPYRIGHT:
* Copyright (c) 1997-2012, International Business Machines Corporation
* and others. All Rights Reserved.
***********************************************************************/
#include "unicode/utypes.h"
#if !UCONFIG_NO_FORMATTING
#include "unicode/decimfmt.h"
#include "tsnmfmt.h"
#include "putilimp.h"
#include "cstring.h"
#include <float.h>
#include <stdlib.h>
IntlTestNumberFormat::~IntlTestNumberFormat() {}
static const char * formattableTypeName(Formattable::Type t)
{
switch(t) {
case Formattable::kDate: return "kDate";
case Formattable::kDouble: return "kDouble";
case Formattable::kLong: return "kLong";
case Formattable::kString: return "kString";
case Formattable::kArray: return "kArray";
case Formattable::kInt64: return "kInt64";
default: return "??unknown??";
}
}
/**
* This test does round-trip testing (format -> parse -> format -> parse -> etc.) of
* NumberFormat.
*/
void IntlTestNumberFormat::runIndexedTest( int32_t index, UBool exec, const char* &name, char* /*par*/ )
{
if (exec) logln((UnicodeString)"TestSuite NumberFormat");
switch (index) {
case 0: name = "createInstance";
if (exec)
{
logln(name);
fStatus = U_ZERO_ERROR;
fFormat = NumberFormat::createInstance(fStatus);
testFormat(/*par*/);
}
break;
case 1: name = "DefaultLocale";
if (exec) testLocale(/*par, */Locale::getDefault(), name);
break;
case 2: name = "testAvailableLocales";
if (exec) {
logln(name);
testAvailableLocales(/*par*/);
}
break;
case 3: name = "monsterTest";
if (exec) {
logln(name);
monsterTest(/*par*/);
}
break;
default: name = ""; break;
}
}
void
IntlTestNumberFormat::testLocale(/* char* par, */const Locale& locale, const UnicodeString& localeName)
{
const char* name;
fLocale = locale;
name = "Number test";
logln((UnicodeString)name + " (" + localeName + ")");
fStatus = U_ZERO_ERROR;
fFormat = NumberFormat::createInstance(locale, fStatus);
testFormat(/* par */);
name = "Currency test";
logln((UnicodeString)name + " (" + localeName + ")");
fStatus = U_ZERO_ERROR;
fFormat = NumberFormat::createCurrencyInstance(locale, fStatus);
testFormat(/* par */);
name = "Percent test";
logln((UnicodeString)name + " (" + localeName + ")");
fStatus = U_ZERO_ERROR;
fFormat = NumberFormat::createPercentInstance(locale, fStatus);
testFormat(/* par */);
if (uprv_strcmp(locale.getName(), "en_US_POSIX") != 0) {
name = "Scientific test";
logln((UnicodeString)name + " (" + localeName + ")");
fStatus = U_ZERO_ERROR;
fFormat = NumberFormat::createScientificInstance(locale, fStatus);
testFormat(/* par */);
}
}
double IntlTestNumberFormat::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;
do {
for (i=0; i < sizeof(double); ++i)
{
poke[i] = (char)(rand() & 0xFF);
}
} while (uprv_isNaN(d) || uprv_isInfinite(d)
|| !((-DBL_MAX < d && d < DBL_MAX) || (d < -DBL_MIN && DBL_MIN < d)));
return d;
}
/*
* Return a random uint32_t
**/
uint32_t IntlTestNumberFormat::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;
}
/* Make sure that we don't get something too large and multiply into infinity.
@param smallerThanMax the requested maximum value smaller than DBL_MAX */
double IntlTestNumberFormat::getSafeDouble(double smallerThanMax) {
double it;
double high = (DBL_MAX/smallerThanMax)/10.0;
double low = -high;
do {
it = randDouble();
} while (low > it || it > high);
return it;
}
void
IntlTestNumberFormat::testFormat(/* char* par */)
{
if (U_FAILURE(fStatus))
{
dataerrln((UnicodeString)"**** FAIL: createXxxInstance failed. - " + u_errorName(fStatus));
if (fFormat != 0)
errln("**** FAIL: Non-null format returned by createXxxInstance upon failure.");
delete fFormat;
fFormat = 0;
return;
}
if (fFormat == 0)
{
errln((UnicodeString)"**** FAIL: Null format returned by createXxxInstance.");
return;
}
UnicodeString str;
// Assume it's a DecimalFormat and get some info
DecimalFormat *s = (DecimalFormat*)fFormat;
logln((UnicodeString)" Pattern " + s->toPattern(str));
#if U_PF_OS390 <= U_PLATFORM && U_PLATFORM <= U_PF_OS400
tryIt(-2.02147304840132e-68);
tryIt(3.88057859588817e-68); // Test rounding when only some digits are shown because exponent is close to -maxfrac
tryIt(-2.64651110485945e+65); // Overflows to +INF when shown as a percent
tryIt(9.29526819488338e+64); // Ok -- used to fail?
#else
tryIt(-2.02147304840132e-100);
tryIt(3.88057859588817e-096); // Test rounding when only some digits are shown because exponent is close to -maxfrac
tryIt(-2.64651110485945e+306); // Overflows to +INF when shown as a percent
tryIt(9.29526819488338e+250); // Ok -- used to fail?
#endif
// These PASS now, with the sprintf/atof based format-parse.
// These fail due to round-off
// The least significant digit drops by one during each format-parse cycle.
// Both numbers DON'T have a round-off problem when multiplied by 100! (shown as %)
#if U_PLATFORM == U_PF_OS390
tryIt(-9.18228054496402e+64);
tryIt(-9.69413034454191e+64);
#else
tryIt(-9.18228054496402e+255);
tryIt(-9.69413034454191e+273);
#endif
#if U_PLATFORM != U_PF_OS390
tryIt(1.234e-200);
tryIt(-2.3e-168);
tryIt(uprv_getNaN());
tryIt(uprv_getInfinity());
tryIt(-uprv_getInfinity());
#endif
tryIt((int32_t)251887531);
tryIt(5e-20 / 9);
tryIt(5e20 / 9);
tryIt(1.234e-50);
tryIt(9.99999999999996);
tryIt(9.999999999999996);
tryIt(5.06e-27);
tryIt((int32_t)INT32_MIN);
tryIt((int32_t)INT32_MAX);
tryIt((double)INT32_MIN);
tryIt((double)INT32_MAX);
tryIt((double)INT32_MIN - 1.0);
tryIt((double)INT32_MAX + 1.0);
tryIt(5.0 / 9.0 * 1e-20);
tryIt(4.0 / 9.0 * 1e-20);
tryIt(5.0 / 9.0 * 1e+20);
tryIt(4.0 / 9.0 * 1e+20);
tryIt(2147483647.);
tryIt((int32_t)0);
tryIt(0.0);
tryIt((int32_t)1);
tryIt((int32_t)10);
tryIt((int32_t)100);
tryIt((int32_t)-1);
tryIt((int32_t)-10);
tryIt((int32_t)-100);
tryIt((int32_t)-1913860352);
for (int32_t z=0; z<10; ++z)
{
double d = randFraction() * 2e10 - 1e10;
tryIt(d);
}
double it = getSafeDouble(100000.0);
tryIt(0.0);
tryIt(it);
tryIt((int32_t)0);
tryIt(uprv_floor(it));
tryIt((int32_t)randLong());
// try again
it = getSafeDouble(100.0);
tryIt(it);
tryIt(uprv_floor(it));
tryIt((int32_t)randLong());
// try again with very large numbers
it = getSafeDouble(100000000000.0);
tryIt(it);
// try again with very large numbers
// and without going outside of the int32_t range
it = randFraction() * INT32_MAX;
tryIt(it);
tryIt((int32_t)uprv_floor(it));
delete fFormat;
}
void
IntlTestNumberFormat::tryIt(double aNumber)
{
const int32_t DEPTH = 10;
Formattable number[DEPTH];
UnicodeString string[DEPTH];
int32_t numberMatch = 0;
int32_t stringMatch = 0;
UnicodeString errMsg;
int32_t i;
for (i=0; i<DEPTH; ++i)
{
errMsg.truncate(0); // if non-empty, we failed this iteration
UErrorCode status = U_ZERO_ERROR;
string[i] = "(n/a)"; // "format was never done" value
if (i == 0) {
number[i].setDouble(aNumber);
} else {
fFormat->parse(string[i-1], number[i], status);
if (U_FAILURE(status)) {
number[i].setDouble(1234.5); // "parse failed" value
errMsg = "**** FAIL: Parse of " + prettify(string[i-1]) + " failed.";
--i; // don't show empty last line: "1234.5 F> (n/a) P>"
break;
}
}
// Convert from long to double
if (number[i].getType() == Formattable::kLong)
number[i].setDouble(number[i].getLong());
else if (number[i].getType() == Formattable::kInt64)
number[i].setDouble((double)number[i].getInt64());
else if (number[i].getType() != Formattable::kDouble)
{
errMsg = ("**** FAIL: Parse of " + prettify(string[i-1])
+ " returned non-numeric Formattable, type " + UnicodeString(formattableTypeName(number[i].getType()))
+ ", Locale=" + UnicodeString(fLocale.getName())
+ ", longValue=" + number[i].getLong());
break;
}
string[i].truncate(0);
fFormat->format(number[i].getDouble(), string[i]);
if (i > 0)
{
if (numberMatch == 0 && number[i] == number[i-1])
numberMatch = i;
else if (numberMatch > 0 && number[i] != number[i-1])
{
errMsg = ("**** FAIL: Numeric mismatch after match.");
break;
}
if (stringMatch == 0 && string[i] == string[i-1])
stringMatch = i;
else if (stringMatch > 0 && string[i] != string[i-1])
{
errMsg = ("**** FAIL: String mismatch after match.");
break;
}
}
if (numberMatch > 0 && stringMatch > 0)
break;
}
if (i == DEPTH)
--i;
if (stringMatch > 2 || numberMatch > 2)
{
errMsg = ("**** FAIL: No string and/or number match within 2 iterations.");
}
if (errMsg.length() != 0)
{
for (int32_t k=0; k<=i; ++k)
{
logln((UnicodeString)"" + k + ": " + number[k].getDouble() + " F> " +
prettify(string[k]) + " P> ");
}
errln(errMsg);
}
}
void
IntlTestNumberFormat::tryIt(int32_t aNumber)
{
Formattable number(aNumber);
UnicodeString stringNum;
UErrorCode status = U_ZERO_ERROR;
fFormat->format(number, stringNum, status);
if (U_FAILURE(status))
{
errln(UnicodeString("**** FAIL: Formatting ") + aNumber);
return;
}
fFormat->parse(stringNum, number, status);
if (U_FAILURE(status))
{
errln("**** FAIL: Parse of " + prettify(stringNum) + " failed.");
return;
}
if (number.getType() != Formattable::kLong)
{
errln("**** FAIL: Parse of " + prettify(stringNum)
+ " returned non-long Formattable, type " + UnicodeString(formattableTypeName(number.getType()))
+ ", Locale=" + UnicodeString(fLocale.getName())
+ ", doubleValue=" + number.getDouble()
+ ", longValue=" + number.getLong()
+ ", origValue=" + aNumber
);
}
if (number.getLong() != aNumber) {
errln("**** FAIL: Parse of " + prettify(stringNum) + " failed. Got:" + number.getLong()
+ " Expected:" + aNumber);
}
}
void IntlTestNumberFormat::testAvailableLocales(/* char* par */)
{
int32_t count = 0;
const Locale* locales = NumberFormat::getAvailableLocales(count);
logln((UnicodeString)"" + count + " available locales");
if (locales && count)
{
UnicodeString name;
UnicodeString all;
for (int32_t i=0; i<count; ++i)
{
if (i!=0)
all += ", ";
all += locales[i].getName();
}
logln(all);
}
else
dataerrln((UnicodeString)"**** FAIL: Zero available locales or null array pointer");
}
void IntlTestNumberFormat::monsterTest(/* char* par */)
{
const char *SEP = "============================================================\n";
int32_t count;
const Locale* allLocales = NumberFormat::getAvailableLocales(count);
Locale* locales = (Locale*)allLocales;
Locale quickLocales[6];
if (allLocales && count)
{
if (quick && count > 6) {
logln("quick test: testing just 6 locales!");
count = 6;
locales = quickLocales;
locales[0] = allLocales[0];
locales[1] = allLocales[1];
locales[2] = allLocales[2];
// In a quick test, make sure we test locales that use
// currency prefix, currency suffix, and choice currency
// logic. Otherwise bugs in these areas can slip through.
locales[3] = Locale("ar", "AE", "");
locales[4] = Locale("cs", "CZ", "");
locales[5] = Locale("en", "IN", "");
}
for (int32_t i=0; i<count; ++i)
{
UnicodeString name(locales[i].getName(), "");
logln(SEP);
testLocale(/* par, */locales[i], name);
}
}
logln(SEP);
}
#endif /* #if !UCONFIG_NO_FORMATTING */