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/*
* Copyright (c) 2025, 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 8347949
* @summary Ensure underlying element equality of available currency methods
* @run junit AvailableCurrenciesTest
*/
import java.util.Currency;
import java.util.stream.Collectors;
import org.junit.jupiter.api.Test;
import static org.junit.jupiter.api.Assertions.assertEquals;
public class AvailableCurrenciesTest {
// Validate the equality of the set and stream of available currencies
@Test
public void streamEqualsSetTest() {
var currencies = Currency.getAvailableCurrencies();
assertEquals(currencies, Currency.availableCurrencies().collect(Collectors.toSet()),
"availableCurrencies() and getAvailableCurrencies() do not have the same elements");
}
// Ensure there are no duplicates in the available currencies
@Test
public void noDuplicatesTest() {
assertEquals(Currency.getAvailableCurrencies().size(),
Currency.availableCurrencies().distinct().count(),
"Duplicate currencies returned by availableCurrencies()");
}
}
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