russell@unturf.com
0a580b313d
Authors: russell@unturf.com · brackishbert@gmail.com · foxhop.net · TimeHexOn.com Patches, unit tests, benchmarks, whitepaper, and outreach briefs. Public domain — no copyright claimed. Use freely.
108 lines
3.7 KiB
Java
108 lines
3.7 KiB
Java
/*
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* Copyright (c) 2020, 2025, 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 8026766 8253321 8349883
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* @summary LanguageRange tests: toString(), hashCode()/equals(), checking
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* for IAE on ill-formed ranges
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* @run junit LanguageRangeTest
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*/
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import static java.util.Locale.LanguageRange;
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import org.junit.jupiter.api.Test;
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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 java.util.HashMap;
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import java.util.Locale;
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import java.util.stream.Stream;
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import static org.junit.jupiter.api.Assertions.assertEquals;
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import static org.junit.jupiter.api.Assertions.assertThrows;
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public class LanguageRangeTest {
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// 8349883: Test endpoints w/ ill-formed language range fail with IAE
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@ParameterizedTest
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@MethodSource("illegalRanges")
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public void illformedRangeTest(String range) {
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// static parses
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assertThrows(IllegalArgumentException.class,
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() -> Locale.LanguageRange.parse(range));
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assertThrows(IllegalArgumentException.class,
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() -> Locale.LanguageRange.parse(range, new HashMap<>()));
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// ctors
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assertThrows(IllegalArgumentException.class,
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() -> new Locale.LanguageRange(range));
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assertThrows(IllegalArgumentException.class,
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() -> new Locale.LanguageRange(range, Locale.LanguageRange.MIN_WEIGHT));
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}
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private static Stream<String> illegalRanges() {
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return Stream.of(
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// 8349883 offending range
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"-",
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// Other general ill-formed test cases
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"-foo",
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"foo-",
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"foo1",
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"foo-123456789",
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"*-*-",
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""
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);
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}
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// 8253321: Ensure invoking hashCode does not affect equals result
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@Test
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public void hashCodeTest() {
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var range1 = new LanguageRange("en-GB", 0);
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var range2 = new LanguageRange("en-GB", 0);
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assertEquals(range1, range2);
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range1.hashCode();
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assertEquals(range1, range2);
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range2.hashCode();
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assertEquals(range1, range2);
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}
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// 8026766: toString() should hide weight if equal to MAX_WEIGHT (1.0)
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@ParameterizedTest
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@MethodSource("ranges")
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public void toStringTest(String range, double weight) {
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LanguageRange lr = new LanguageRange(range, weight);
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String expected = weight == 1.0
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? range
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: range+";q="+weight;
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assertEquals(lr.toString(), expected);
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}
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private static Stream<Arguments> ranges() {
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return Stream.of(
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Arguments.of("ja", 1.0),
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Arguments.of("de", 0.5),
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Arguments.of("fr", 0.0)
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);
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}
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}
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