| /* | |
| * Copyright (c) 2018, 2024, 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 8177552 8222756 8327640 | |
| * @summary Checks the equals and hashCode method of CompactNumberFormat | |
| * @modules jdk.localedata | |
| * @run testng/othervm TestEquality | |
| * | |
| */ | |
| import java.text.CompactNumberFormat; | |
| import java.text.DecimalFormatSymbols; | |
| import java.text.NumberFormat; | |
| import java.util.Locale; | |
| import org.testng.annotations.Test; | |
| public class TestEquality { | |
| @Test | |
| public void testEquality() { | |
| CompactNumberFormat cnf1 = (CompactNumberFormat) NumberFormat | |
| .getCompactNumberInstance(Locale.US, NumberFormat.Style.SHORT); | |
| CompactNumberFormat cnf2 = (CompactNumberFormat) NumberFormat | |
| .getCompactNumberInstance(Locale.US, NumberFormat.Style.SHORT); | |
| // A custom compact instance with the same state as | |
| // compact number instance of "en_US" locale with SHORT style | |
| String decimalPattern = "#,##0.###"; | |
| String[] compactPatterns = new String[]{ | |
| "", | |
| "", | |
| "", | |
| "{one:0K other:0K}", | |
| "{one:00K other:00K}", | |
| "{one:000K other:000K}", | |
| "{one:0M other:0M}", | |
| "{one:00M other:00M}", | |
| "{one:000M other:000M}", | |
| "{one:0B other:0B}", | |
| "{one:00B other:00B}", | |
| "{one:000B other:000B}", | |
| "{one:0T other:0T}", | |
| "{one:00T other:00T}", | |
| "{one:000T other:000T}" | |
| }; | |
| DecimalFormatSymbols symbols = DecimalFormatSymbols.getInstance(Locale.US); | |
| CompactNumberFormat cnf3 = | |
| new CompactNumberFormat(decimalPattern, symbols, compactPatterns, "one:i = 1 and v = 0"); | |
| // A compact instance created with different decimalPattern than cnf3 | |
| CompactNumberFormat cnf4 = new CompactNumberFormat("#,#0.0#", symbols, compactPatterns); | |
| // A compact instance created with different format symbols than cnf3 | |
| CompactNumberFormat cnf5 = new CompactNumberFormat(decimalPattern, | |
| DecimalFormatSymbols.getInstance(Locale.JAPAN), compactPatterns); | |
| // A compact instance created with different compact patterns than cnf3 | |
| CompactNumberFormat cnf6 = new CompactNumberFormat(decimalPattern, | |
| symbols, new String[]{"", "", "", "0K", "00K", "000K"}); | |
| // Checking reflexivity | |
| if (!cnf1.equals(cnf1)) { | |
| throw new RuntimeException("[testEquality() reflexivity FAILED: The compared" | |
| + " objects must be equal]"); | |
| } | |
| // Checking symmetry, checking equality of two same objects | |
| if (!cnf1.equals(cnf2) || !cnf2.equals(cnf1)) { | |
| throw new RuntimeException("[testEquality() symmetry FAILED: The compared" | |
| + " objects must be equal]"); | |
| } | |
| // Checking transitivity, three objects must be equal | |
| if (!cnf1.equals(cnf2) || !cnf2.equals(cnf3) || !cnf1.equals(cnf3)) { | |
| throw new RuntimeException("[testEquality() transitivity FAILED: The compared" | |
| + " objects must be equal]"); | |
| } | |
| // Objects must not be equal as the decimalPattern is different | |
| checkEquals(cnf3, cnf4, false, "1st", "different decimal pattern"); | |
| // Objects must not be equal as the format symbols instance is different | |
| checkEquals(cnf3, cnf5, false, "2nd", "different format symbols"); | |
| // Objects must not be equal as the compact patters are different | |
| checkEquals(cnf3, cnf6, false, "3rd", "different compact patterns"); | |
| // Changing the min integer digits of first object; objects must not | |
| // be equal | |
| cnf1.setMinimumIntegerDigits(5); | |
| checkEquals(cnf1, cnf2, false, "4th", "different min integer digits"); | |
| // Changing the min integer digits of second object; objects must | |
| // be equal | |
| cnf2.setMinimumIntegerDigits(5); | |
| checkEquals(cnf1, cnf2, true, "5th", ""); | |
| // Changing the grouping size of first object; objects must not | |
| // be equal | |
| cnf1.setGroupingSize(4); | |
| checkEquals(cnf1, cnf2, false, "6th", "different grouping size"); | |
| // Changing the grouping size if second object; objects must be equal | |
| cnf2.setGroupingSize(4); | |
| checkEquals(cnf1, cnf2, true, "7th", ""); | |
| // Changing the parseBigDecimal of first object; objects must not | |
| // be equal | |
| cnf1.setParseBigDecimal(true); | |
| checkEquals(cnf1, cnf2, false, "8th", "different parse big decimal"); | |
| // Changing the parseBigDecimal of second object; objects must be equal | |
| cnf2.setParseBigDecimal(true); | |
| checkEquals(cnf1, cnf2, true, "9th", ""); | |
| // Changing the strict parsing value of first object; objects must not be equal | |
| cnf1.setStrict(true); | |
| checkEquals(cnf1, cnf2, false, "10th", "different strict parsing"); | |
| // Changing the strict parsing value of second object; objects must be equal | |
| cnf2.setStrict(true); | |
| checkEquals(cnf1, cnf2, true, "11th", ""); | |
| } | |
| private void checkEquals(CompactNumberFormat cnf1, CompactNumberFormat cnf2, | |
| boolean mustEqual, String nthComparison, String message) { | |
| if (cnf1.equals(cnf2) != mustEqual) { | |
| if (mustEqual) { | |
| throw new RuntimeException("[testEquality() " + nthComparison | |
| + " comparison FAILED: The compared objects must be equal]"); | |
| } else { | |
| throw new RuntimeException("[testEquality() " + nthComparison | |
| + " comparison FAILED: The compared objects must" | |
| + " not be equal because of " + message + "]"); | |
| } | |
| } | |
| } | |
| @Test | |
| public void testHashCode() { | |
| NumberFormat cnf1 = NumberFormat | |
| .getCompactNumberInstance(Locale.JAPAN, NumberFormat.Style.SHORT); | |
| NumberFormat cnf2 = NumberFormat | |
| .getCompactNumberInstance(Locale.JAPAN, NumberFormat.Style.SHORT); | |
| if (cnf1.hashCode() != cnf2.hashCode()) { | |
| throw new RuntimeException("[testHashCode() FAILED: hashCode of the" | |
| + " compared objects must match]"); | |
| } | |
| } | |
| // Test the property of equals and hashCode i.e. two equal object must | |
| // always have the same hashCode | |
| @Test | |
| public void testEqualsAndHashCode() { | |
| NumberFormat cnf1 = NumberFormat | |
| .getCompactNumberInstance(Locale.of("hi", "IN"), NumberFormat.Style.SHORT); | |
| cnf1.setMinimumIntegerDigits(5); | |
| NumberFormat cnf2 = NumberFormat | |
| .getCompactNumberInstance(Locale.of("hi", "IN"), NumberFormat.Style.SHORT); | |
| cnf2.setMinimumIntegerDigits(5); | |
| if (cnf1.equals(cnf2)) { | |
| if (cnf1.hashCode() != cnf2.hashCode()) { | |
| throw new RuntimeException("[testEqualsAndHashCode() FAILED: two" | |
| + " equal objects must have same hashCode]"); | |
| } | |
| } else { | |
| throw new RuntimeException("[testEqualsAndHashCode() FAILED: The" | |
| + " compared objects must be equal]"); | |
| } | |
| } | |
| } |