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