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