49 lines
2.0 KiB
Java
49 lines
2.0 KiB
Java
/*
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* Copyright (c) 2002, 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 4654323
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* @summary Tests functionality of isProbablePrime(Integer.MAX_VALUE)
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*/
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import java.math.*;
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public class ProbablePrime {
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public static void main(String [] argv) {
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BigInteger num = new BigInteger("4");
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int certainties[] = {-1, 0, 1, 2, 100, Integer.MAX_VALUE-1,
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Integer.MAX_VALUE};
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boolean expectations[] = {true, true, false, false, false,
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false, false};
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for(int i = 0; i < certainties.length; i++) {
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boolean b;
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if((b=num.isProbablePrime(certainties[i])) !=
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expectations[i])
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throw new RuntimeException("Unexpected answer " + b +
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" for certainty " +
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certainties[i]);
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}
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}
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}
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