/*

 * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved.

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.

 *

 * This code is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

 * or visit www.oracle.com if you need additional information or have any

 * questions.

 */

/*

 * @test

 * @bug 6371401

 * @summary Tests of fooValueExact methods

 * @author Joseph D. Darcy

 */

import java.math.BigInteger;

public class TestValueExact {

    public static void main(String... args) {

        int errors = 0;

        errors += testLongValueExact();

        errors += testIntValueExact();

        errors += testShortValueExact();

        errors += testByteValueExact();

        if (errors > 0)

            throw new RuntimeException();

    }

    private static int testLongValueExact() {

        int errors = 0;

        BigInteger[] inRange = {

            BigInteger.valueOf(Long.MIN_VALUE),

            BigInteger.ZERO,

            BigInteger.valueOf(Long.MAX_VALUE)

        };

        BigInteger[] outOfRange = {

            BigInteger.valueOf(Long.MIN_VALUE).subtract(BigInteger.ONE),

            BigInteger.valueOf(Long.MAX_VALUE).add(BigInteger.ONE)

        };

        for (BigInteger bi : inRange) {

            if (bi.longValueExact() != bi.longValue()) {

                System.err.println("Mismatching int conversion for " + bi);

                errors++;

            }

        }

        for (BigInteger bi : outOfRange) {

            try {

                long value = bi.longValueExact();

                System.err.println("Failed to get expected exception on " +

                                   bi + " got " + value);

                errors++;

            } catch(ArithmeticException ae) {

                ; // Expected

            }

        }

        return errors;

    }

    private static int testIntValueExact() {

        int errors = 0;

        BigInteger[] inRange = {

            BigInteger.valueOf(Integer.MIN_VALUE),

            BigInteger.ZERO,

            BigInteger.ONE,

            BigInteger.TEN,

            BigInteger.valueOf(Integer.MAX_VALUE)

        };

        BigInteger[] outOfRange = {

            BigInteger.valueOf((long)Integer.MIN_VALUE - 1),

            BigInteger.valueOf((long)Integer.MAX_VALUE + 1)

        };

        for (BigInteger bi : inRange) {

            if (bi.intValueExact() != bi.intValue()) {

                System.err.println("Mismatching int conversion for " + bi);

                errors++;

            }

        }

        for (BigInteger bi : outOfRange) {

            try {

                int value = bi.intValueExact();

                System.err.println("Failed to get expected exception on " +

                                   bi + " got " + value);

                errors++;

            } catch(ArithmeticException ae) {

                ; // Expected

            }

        }

        return errors;

    }

    private static int testShortValueExact() {

        int errors = 0;

        BigInteger[] inRange = {

            BigInteger.valueOf(Short.MIN_VALUE),

            BigInteger.ZERO,

            BigInteger.ONE,

            BigInteger.TEN,

            BigInteger.valueOf(Short.MAX_VALUE)

        };

        BigInteger[] outOfRange = {

            BigInteger.valueOf((long)Integer.MIN_VALUE - 1),

            BigInteger.valueOf((long)Integer.MIN_VALUE),

            BigInteger.valueOf(   (int)Short.MIN_VALUE - 1),

            BigInteger.valueOf(   (int)Short.MAX_VALUE + 1),

            BigInteger.valueOf((long)Integer.MAX_VALUE),

            BigInteger.valueOf((long)Integer.MAX_VALUE + 1)

        };

        for (BigInteger bi : inRange) {

            if (bi.shortValueExact() != bi.shortValue()) {

                System.err.println("Mismatching short  conversion for " + bi);

                errors++;

            }

        }

        for (BigInteger bi : outOfRange) {

            try {

                int value = bi.shortValueExact();

                System.err.println("Failed to get expected exception on " +

                                   bi + " got " + value);

                errors++;

            } catch(ArithmeticException ae) {

                ; // Expected

            }

        }

        return errors;

    }

    private static int testByteValueExact() {

        int errors = 0;

        BigInteger[] inRange = {

            BigInteger.valueOf(Byte.MIN_VALUE),

            BigInteger.valueOf(0),

            BigInteger.ONE,

            BigInteger.TEN,

            BigInteger.valueOf(Byte.MAX_VALUE)

        };

        BigInteger[] outOfRange = {

            BigInteger.valueOf((long)Integer.MIN_VALUE - 1),

            BigInteger.valueOf((long)Integer.MIN_VALUE),

            BigInteger.valueOf(   (int)Short.MIN_VALUE - 1),

            BigInteger.valueOf(   (int)Short.MIN_VALUE),

            BigInteger.valueOf(    (int)Byte.MIN_VALUE - 1),

            BigInteger.valueOf(    (int)Byte.MAX_VALUE + 1),

            BigInteger.valueOf(   (int)Short.MAX_VALUE + 1),

            BigInteger.valueOf(   (int)Short.MAX_VALUE),

            BigInteger.valueOf((long)Integer.MAX_VALUE),

            BigInteger.valueOf((long)Integer.MAX_VALUE + 1)

        };

        for (BigInteger bi : inRange) {

            if (bi.byteValueExact() != bi.byteValue()) {

                System.err.println("Mismatching byte conversion for " + bi);

                errors++;

            }

        }

        for (BigInteger bi : outOfRange) {

            try {

                int value = bi.byteValueExact();

                System.err.println("Failed to get expected exception on " +

                                   bi + " got " + value);

                errors++;

            } catch(ArithmeticException ae) {

                ; // Expected

            }

        }

        return errors;

    }

}