75 lines
2.8 KiB
Java
75 lines
2.8 KiB
Java
/*
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* Copyright (c) 2010, 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 7003643
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* @summary Make sure MessageFormat.toPattern produces correct quoting. (SPI part is tested in PluggableLocale tests.)
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* @key randomness
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*/
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import java.text.*;
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import java.util.*;
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public class Bug7003643 {
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private static final int N = 5;
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private static final String[] elements = {
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"'{'", "'{", "{", "''", "}", "a", "'",
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};
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public static void main(String[] args) {
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Random rand = new Random();
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int count = 0;
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int max = (int) (Math.pow((double)elements.length, (double)N)/0.52);
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while (count < max) {
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// Create a random pattern. If the produced pattern is
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// valid, then proceed with the round-trip testing.
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StringBuilder sb = new StringBuilder();
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for (int i = 0; i < N; i++) {
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sb.append(elements[rand.nextInt(elements.length)]);
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}
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String pattern = sb.toString();
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MessageFormat mf = null;
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try {
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mf = new MessageFormat(pattern);
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} catch (IllegalArgumentException e) {
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// bad pattern data
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}
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if (mf == null) {
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continue;
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}
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count++;
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String res1 = MessageFormat.format(pattern, 123);
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String toPattern = mf.toPattern();
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String res2 = MessageFormat.format(toPattern, 123);
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if (!res1.equals(res2)) {
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String s = String.format("Failed%n pattern=\"%s\" => result=\"%s\"%n"
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+ " toPattern()=\"%s\" => result=\"%s\"%n",
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pattern, res1, toPattern, res2);
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throw new RuntimeException(s);
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}
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}
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}
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}
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