42 lines
1.6 KiB
Java
42 lines
1.6 KiB
Java
/*
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* Copyright (c) 2020, Azul Systems, Inc. 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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/* @test
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* @bug 8239787
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* @summary String.indexOf(char) for empty string must give -1
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* @run main/othervm -XX:-CompactStrings StringIndexOfChar
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*/
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public class StringIndexOfChar {
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public static void main(String[] args) throws Exception {
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String emptyString = "";
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for (int i = 0; i < 100; i++) {
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for(int c = 0; c < 0xFFFF; c++) {
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int result = emptyString.indexOf((char)c, -1);
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if (result != -1) {
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throw new Exception("new String(\"\").indexOf(char, -1) must be -1, but got " + result);
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}
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}
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}
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}
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}
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