jdk-24/test/jdk/java/util/Currency/CNPGetDisplayName.java
Justin Lu e848d9471f 8310923: Refactor Currency tests to use JUnit
Reviewed-by: naoto, lancea
2023-07-07 01:32:59 +00:00

102 lines
3.6 KiB
Java

/*
* Copyright (c) 2010, 2023, 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
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*/
/*
* @test
* @bug 6807534
* @summary check whether the default implementation of
* CurrencyNameProvider.getDisplayName(String, Locale) throws appropriate
* exceptions when necessary.
* @run junit CNPGetDisplayName
*/
import java.util.Locale;
import java.util.spi.CurrencyNameProvider;
import java.util.stream.Stream;
import org.junit.jupiter.params.ParameterizedTest;
import org.junit.jupiter.params.provider.Arguments;
import org.junit.jupiter.params.provider.MethodSource;
import static org.junit.jupiter.api.Assertions.assertThrows;
public class CNPGetDisplayName {
static final CurrencyNameProvider cnp = new CurrencyNameProviderImpl();
/**
* Tests that the currency name provider throws a NullPointerException
* under the expected circumstances.
*/
@ParameterizedTest
@MethodSource("nullArgProvider")
public void NPETest(String currencyCode, Locale locale, String err) {
assertThrows(NullPointerException.class,
() -> cnp.getDisplayName(currencyCode, locale), err);
}
/**
* Tests that the currency name provider throws a IllegalArgumentException
* under the expected circumstances.
*/
@ParameterizedTest
@MethodSource("illegalArgProvider")
public void IAETest(String currencyCode, Locale locale, String err) {
assertThrows(IllegalArgumentException.class,
() -> cnp.getDisplayName(currencyCode, locale), err);
}
private static Stream<Arguments> nullArgProvider() {
return Stream.of(
Arguments.of(null, Locale.US,
"NPE was not thrown with null currencyCode"),
Arguments.of("USD", null,
"NPE was not thrown with null locale")
);
}
private static Stream<Arguments> illegalArgProvider() {
return Stream.of(
Arguments.of("INVALID", Locale.US,
"IAE was not thrown with invalid currency code"),
Arguments.of("inv", Locale.US,
"IAE was not thrown with invalid currency code"),
Arguments.of("USD", Locale.JAPAN,
"IllegalArgumentException was not thrown with non-supported locale")
);
}
static class CurrencyNameProviderImpl extends CurrencyNameProvider {
// dummy implementation
public String getSymbol(String currencyCode, Locale locale) {
return "";
}
public Locale[] getAvailableLocales() {
Locale[] avail = new Locale[1];
avail[0] = Locale.US;
return avail;
}
}
}