test/jdk/java/lang/String/CompareIC.java
author jlaskey
Fri, 18 May 2018 08:43:49 -0300
changeset 50175 589ed2770141
parent 47216 71c04702a3d5
permissions -rw-r--r--
8200436: String::isBlank Reviewed-by: sundar
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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/*
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 * Copyright (c) 1998, 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 4124769 8160312
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 * @summary Test ignore-case comparison
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 *
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 */
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import java.net.*;
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import java.io.InputStream;
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import java.io.IOException;
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public class CompareIC {
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    public static void main(String[] args) throws Exception {
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        String test1 = "Tess";
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        String test2 = "Test";
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        String test3 = "Tesu";
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        CompareIC comparer = new CompareIC();
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        comparer.testTriplet(test1, test2, test3);
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        test2 = test2.toUpperCase();
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        comparer.testTriplet(test1, test2, test3);
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        test2 = test2.toLowerCase();
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        comparer.testTriplet(test1, test2, test3);
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        // toLowerCase -> non-latin1
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        if ("\u00b5".compareToIgnoreCase("X") < 0)
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            throw new RuntimeException("Comparison failure1");
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    }
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    private void testTriplet(String one, String two, String three)
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        throws Exception {
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            if (one.compareToIgnoreCase(two) > 0)
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                throw new RuntimeException("Comparison failure1");
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            if (two.compareToIgnoreCase(three) > 0)
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                throw new RuntimeException("Comparison failure2");
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            if (three.compareToIgnoreCase(one) < 0)
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                throw new RuntimeException("Comparison failure3");
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    }
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}