97 lines
3.7 KiB
Java
97 lines
3.7 KiB
Java
/*
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* Copyright (c) 1997, 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 4387255
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* @summary Verifies that ChoiceFormat can handle large numbers of choices
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* (previously capped at 30).
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* @run junit Bug4387255
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*/
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import java.text.ChoiceFormat;
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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 static org.junit.jupiter.api.Assertions.assertEquals;
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import static org.junit.jupiter.params.provider.Arguments.arguments;
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public class Bug4387255 {
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private static final double[] doubles = {
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0, 1, 2, 3, 4, 5, 6, 7, 8, 9,
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10, 11, 12, 13, 14, 15, 16, 17, 18, 19,
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20, 21, 22, 23, 24, 25, 26, 27, 28, 29,
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30, 31, 32, 33, 34, 35};
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private static final String[] strings = {
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"0", "1", "2", "3", "4", "5", "6", "7", "8", "9",
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"A", "B", "C", "D", "E", "F", "G", "H", "I", "J",
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"K", "L", "M", "N", "O", "P", "Q", "R", "S", "T",
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"U", "V", "W", "X", "Y", "Z"};
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private static final String pattern =
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"0#0|1#1|2#2|3#3|4#4|5#5|6#6|7#7|8#8|9#9" +
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"|10#A|11#B|12#C|13#D|14#E|15#F|16#G|17#H|18#I|19#J" +
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"|20#K|21#L|22#M|23#N|24#O|25#P|26#Q|27#R|28#S|29#T" +
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"|30#U|31#V|32#W|33#X|34#Y|35#Z";
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private static final ChoiceFormat choiceFormat1 = new ChoiceFormat(doubles, strings);
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private static final ChoiceFormat choiceFormat2 = new ChoiceFormat(pattern);
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// Ensure that both the large ChoiceFormats format each value properly
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@ParameterizedTest
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@MethodSource
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public void largeChoicesTest(double db, String expectedString) {
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String result = choiceFormat2.format(db);
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assertEquals(expectedString, result,
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"Wrong format result with: " + choiceFormat2);
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}
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/*
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* Create arguments in form of : (double, string)
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* Each string is the expected result of ChoiceFormat.format(double)
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*/
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private static Arguments[] largeChoicesTest() {
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Arguments[] doublesAndStrings = new Arguments[doubles.length];
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for (int i = 0; i < doubles.length; i++) {
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doublesAndStrings[i] = arguments(doubles[i], strings[i]);
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}
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return doublesAndStrings;
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}
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/*
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* Check that creating a ChoiceFormat with limits and formats arrays
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* equivalent to a string pattern are equal. (Checks that both constructors
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* allow for a large number of choices and formats)
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*/
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@Test
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public void patternEqualsArraysTest() {
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assertEquals(choiceFormat1, choiceFormat2, "Pattern is equivalent to " +
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"formats and limits, but ChoiceFormats are not equal");
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}
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}
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