82 lines
3.0 KiB
Java
82 lines
3.0 KiB
Java
/*
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* Copyright (c) 2016, 2023, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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* @test
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* @bug 8166994
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* @summary Checks the subsequent call to parse the same language ranges
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* which must generate the same list of language ranges
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* i.e. the priority list containing equivalents, as in the
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* first call
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* @run junit SubsequentRangeParsingTest
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*/
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import java.util.Arrays;
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import java.util.List;
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import java.util.Locale;
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import java.util.stream.Collectors;
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import java.util.stream.Stream;
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import org.junit.jupiter.params.ParameterizedTest;
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import org.junit.jupiter.params.provider.Arguments;
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import org.junit.jupiter.params.provider.MethodSource;
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import static org.junit.jupiter.api.Assertions.assertEquals;
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public class SubsequentRangeParsingTest {
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/*
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* Checks that consecutive calls to parse the same language ranges
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* generate the same list of language ranges.
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*/
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@ParameterizedTest
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@MethodSource("ranges")
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public void parseConsistencyTest(List<String> list, String ranges) {
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// consecutive call to check the language range parse consistency
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testParseConsistency(list, ranges);
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testParseConsistency(list, ranges);
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}
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// Ensure that parsing the ranges returns the expected list.
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private static void testParseConsistency(List<String> list, String ranges) {
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List<String> priorityList = parseRanges(ranges);
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assertEquals(list, priorityList, "Failed to parse the language range:");
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}
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private static List<String> parseRanges(String s) {
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return Locale.LanguageRange.parse(s).stream()
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.map(Locale.LanguageRange::getRange)
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.collect(Collectors.toList());
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}
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// Ranges that have multiple equivalents and single equivalents.
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private static Stream<Arguments> ranges() {
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return Stream.of(
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Arguments.of(Arrays.asList("ccq-aa", "ybd-aa", "rki-aa"),
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"ccq-aa"),
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Arguments.of(Arrays.asList("gfx-xz", "oun-xz", "mwj-xz",
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"vaj-xz", "taj-xy", "tsf-xy"), "gfx-xz, taj-xy")
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);
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}
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}
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