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.
83 lines
2.9 KiB
Java
83 lines
2.9 KiB
Java
/*
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* Copyright (c) 2018, 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 8177552
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* @summary Checks the formatting and parsing of special values
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* @modules jdk.localedata
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* @run junit/othervm TestSpecialValues
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*/
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import org.junit.jupiter.api.TestInstance;
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import org.junit.jupiter.params.ParameterizedTest;
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import org.junit.jupiter.params.provider.MethodSource;
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import java.text.NumberFormat;
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import java.text.ParseException;
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import java.util.Locale;
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@TestInstance(TestInstance.Lifecycle.PER_CLASS)
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public class TestSpecialValues {
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private static final NumberFormat FORMAT = NumberFormat
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.getCompactNumberInstance(Locale.US, NumberFormat.Style.SHORT);
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Object[][] formatSpecialValues() {
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return new Object[][]{
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// number , formatted ouput
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{+0.0, "0"},
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{-0.0, "-0"},
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{Double.MIN_VALUE, "0"},
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{Double.MIN_NORMAL, "0"},
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{Double.NaN, "NaN"},
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{Double.POSITIVE_INFINITY, "\u221E"},
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{Double.NEGATIVE_INFINITY, "-\u221E"},
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{Long.MIN_VALUE, "-9223372T"},
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{Long.MAX_VALUE, "9223372T"},};
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}
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Object[][] parseSpecialValues() {
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return new Object[][]{
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// parse string, parsed number
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{"-0.0", -0.0},
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{"" + Long.MIN_VALUE, Long.MIN_VALUE},
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{"" + Long.MAX_VALUE, Long.MAX_VALUE},
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{"NaN", Double.NaN},
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{"\u221E", Double.POSITIVE_INFINITY},
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{"-\u221E", Double.NEGATIVE_INFINITY},};
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}
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@ParameterizedTest
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@MethodSource("formatSpecialValues")
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void testFormatSpecialValues(Object number, String expected) {
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CompactFormatAndParseHelper.testFormat(FORMAT, number, expected);
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}
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@ParameterizedTest
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@MethodSource("parseSpecialValues")
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void testParseSpecialValues(String parseString, Number expected)
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throws ParseException {
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CompactFormatAndParseHelper.testParse(FORMAT, parseString, expected, null, null);
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}
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}
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