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/*
* Copyright (c) 2007, 2013, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/*
*
*/
import java.text.*;
import java.util.*;
import sun.util.locale.provider.*;
import sun.util.resources.*;
import com.foo.FooNumberFormat;
public class NumberFormatProviderTest extends ProviderTest {
com.foo.NumberFormatProviderImpl nfp = new com.foo.NumberFormatProviderImpl();
List<Locale> availloc = Arrays.asList(NumberFormat.getAvailableLocales());
List<Locale> providerloc = Arrays.asList(nfp.getAvailableLocales());
List<Locale> jreloc = Arrays.asList(LocaleProviderAdapter.forJRE().getAvailableLocales());
List<Locale> jreimplloc = Arrays.asList(LocaleProviderAdapter.forJRE().getNumberFormatProvider().getAvailableLocales());
public static void main(String[] s) {
new NumberFormatProviderTest();
}
NumberFormatProviderTest() {
availableLocalesTest();
objectValidityTest();
messageFormatTest();
}
void availableLocalesTest() {
Set<Locale> localesFromAPI = new HashSet<>(availloc);
Set<Locale> localesExpected = new HashSet<>(jreloc);
localesExpected.addAll(providerloc);
if (localesFromAPI.equals(localesExpected)) {
System.out.println("availableLocalesTest passed.");
} else {
throw new RuntimeException("availableLocalesTest failed");
}
}
void objectValidityTest() {
for (Locale target: availloc) {
boolean jreSupportsLocale = jreimplloc.contains(target);
// JRE string arrays
String[] jreNumberPatterns = null;
if (jreSupportsLocale) {
jreNumberPatterns = LocaleProviderAdapter.forJRE().getLocaleResources(target).getNumberPatterns();
}
// result object
String resultCur = getPattern(NumberFormat.getCurrencyInstance(target));
String resultInt = getPattern(NumberFormat.getIntegerInstance(target));
String resultNum = getPattern(NumberFormat.getNumberInstance(target));
String resultPer = getPattern(NumberFormat.getPercentInstance(target));
// provider's object (if any)
String providersCur = null;
String providersInt = null;
String providersNum = null;
String providersPer = null;
if (providerloc.contains(target)) {
NumberFormat dfCur = nfp.getCurrencyInstance(target);
if (dfCur != null) {
providersCur = getPattern(dfCur);
}
NumberFormat dfInt = nfp.getIntegerInstance(target);
if (dfInt != null) {
providersInt = getPattern(dfInt);
}
NumberFormat dfNum = nfp.getNumberInstance(target);
if (dfNum != null) {
providersNum = getPattern(dfNum);
}
NumberFormat dfPer = nfp.getPercentInstance(target);
if (dfPer != null) {
providersPer = getPattern(dfPer);
}
}
// JRE's object (if any)
// note that this totally depends on the current implementation
String jresCur = null;
String jresInt = null;
String jresNum = null;
String jresPer = null;
if (jreSupportsLocale) {
DecimalFormat dfCur = new DecimalFormat(jreNumberPatterns[1],
DecimalFormatSymbols.getInstance(target));
if (dfCur != null) {
adjustForCurrencyDefaultFractionDigits(dfCur);
jresCur = dfCur.toPattern();
}
DecimalFormat dfInt = new DecimalFormat(jreNumberPatterns[0],
DecimalFormatSymbols.getInstance(target));
if (dfInt != null) {
dfInt.setMaximumFractionDigits(0);
dfInt.setDecimalSeparatorAlwaysShown(false);
dfInt.setParseIntegerOnly(true);
jresInt = dfInt.toPattern();
}
DecimalFormat dfNum = new DecimalFormat(jreNumberPatterns[0],
DecimalFormatSymbols.getInstance(target));
if (dfNum != null) {
jresNum = dfNum.toPattern();
}
DecimalFormat dfPer = new DecimalFormat(jreNumberPatterns[2],
DecimalFormatSymbols.getInstance(target));
if (dfPer != null) {
jresPer = dfPer.toPattern();
}
}
checkValidity(target, jresCur, providersCur, resultCur, jreSupportsLocale);
checkValidity(target, jresInt, providersInt, resultInt, jreSupportsLocale);
checkValidity(target, jresNum, providersNum, resultNum, jreSupportsLocale);
checkValidity(target, jresPer, providersPer, resultPer, jreSupportsLocale);
}
}
/**
* Adjusts the minimum and maximum fraction digits to values that
* are reasonable for the currency's default fraction digits.
*/
void adjustForCurrencyDefaultFractionDigits(DecimalFormat df) {
DecimalFormatSymbols dfs = df.getDecimalFormatSymbols();
Currency currency = dfs.getCurrency();
if (currency == null) {
try {
currency = Currency.getInstance(dfs.getInternationalCurrencySymbol());
} catch (IllegalArgumentException e) {
}
}
if (currency != null) {
int digits = currency.getDefaultFractionDigits();
if (digits != -1) {
int oldMinDigits = df.getMinimumFractionDigits();
// Common patterns are "#.##", "#.00", "#".
// Try to adjust all of them in a reasonable way.
if (oldMinDigits == df.getMaximumFractionDigits()) {
df.setMinimumFractionDigits(digits);
df.setMaximumFractionDigits(digits);
} else {
df.setMinimumFractionDigits(Math.min(digits, oldMinDigits));
df.setMaximumFractionDigits(digits);
}
}
}
}
private static String getPattern(NumberFormat nf) {
if (nf instanceof DecimalFormat) {
return ((DecimalFormat)nf).toPattern();
}
if (nf instanceof FooNumberFormat) {
return ((FooNumberFormat)nf).toPattern();
}
return null;
}
private static final String[] NUMBER_PATTERNS = {
"num={0,number}",
"num={0,number,currency}",
"num={0,number,percent}",
"num={0,number,integer}"
};
void messageFormatTest() {
for (Locale target : providerloc) {
for (String pattern : NUMBER_PATTERNS) {
MessageFormat mf = new MessageFormat(pattern, target);
String toPattern = mf.toPattern();
if (!pattern.equals(toPattern)) {
throw new RuntimeException("MessageFormat.toPattern: got '"
+ toPattern
+ "', expected '" + pattern + "'");
}
}
}
}
}
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