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/*
* Copyright (c) 2022, 2024, 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.
*/
/*
* @test
* @bug 8282929 8326908
* @summary Verify DecimalFormat::toLocalizedPattern correctness.
* @run junit ToLocalizedPatternTest
*/
import org.junit.jupiter.api.Test;
import static org.junit.jupiter.api.Assertions.assertEquals;
import java.text.DecimalFormat;
import java.text.DecimalFormatSymbols;
import java.util.Locale;
public class ToLocalizedPatternTest {
private static final char MONETARY_GROUPING = 'g';
private static final char MONETARY_DECIMAL = 'd';
// Verifies that the toLocalizedPattern() method correctly returns
// monetary symbols for a currency formatter.
@Test
public void monetarySymbolsTest() {
var dfs = new DecimalFormatSymbols(Locale.US);
// Customize the decimal format symbols
dfs.setMonetaryGroupingSeparator(MONETARY_GROUPING);
dfs.setMonetaryDecimalSeparator(MONETARY_DECIMAL);
// create a currency formatter
var cf = (DecimalFormat)DecimalFormat.getCurrencyInstance(Locale.US);
cf.setDecimalFormatSymbols(dfs);
// check
assertEquals(cf.toLocalizedPattern(),
cf.toPattern()
.replace(',', MONETARY_GROUPING)
.replace('.', MONETARY_DECIMAL));
}
// Verify some common symbols are enforced with the DFS
@Test
public void useDFSWhenLocalizedTest() {
DecimalFormatSymbols dfs = new DecimalFormatSymbols();
dfs.setGroupingSeparator('a');
dfs.setDecimalSeparator('b');
dfs.setDigit('c');
dfs.setZeroDigit('d');
// Create a DecimalFormat that utilizes the above symbols
DecimalFormat dFmt = new DecimalFormat("###,##0.###", dfs);
assertEquals("caccdbccc", dFmt.toLocalizedPattern());
}
}
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