/*

 * Copyright (c) 2012, 2014, 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.

 */

import sun.misc.JavaLangAccess;

import sun.misc.SharedSecrets;

/*

 * @test

 * @summary Test JavaLangAccess.formatUnsignedInt/-Long

 * @bug 8050114

 */

public class FormatUnsigned {

    static final JavaLangAccess jla = SharedSecrets.getJavaLangAccess();

    public static void testFormatUnsignedInt() {

        testFormatUnsignedInt("7fffffff", Integer.MAX_VALUE, 8, 4, 0, 8);

        testFormatUnsignedInt("80000000", Integer.MIN_VALUE, 8, 4, 0, 8);

        testFormatUnsignedInt("4711", 04711, 4, 3, 0, 4);

        testFormatUnsignedInt("4711", 0x4711, 4, 4, 0, 4);

        testFormatUnsignedInt("1010", 0b1010, 4, 1, 0, 4);

        testFormatUnsignedInt("00001010", 0b1010, 8, 1, 0, 8);

        testFormatUnsignedInt("\u0000\u000000001010", 0b1010, 10, 1, 2, 8);

    }

    public static void testFormatUnsignedLong() {

        testFormatUnsignedLong("7fffffffffffffff", Long.MAX_VALUE, 16, 4, 0, 16);

        testFormatUnsignedLong("8000000000000000", Long.MIN_VALUE, 16, 4, 0, 16);

        testFormatUnsignedLong("4711", 04711L, 4, 3, 0, 4);

        testFormatUnsignedLong("4711", 0x4711L, 4, 4, 0, 4);

        testFormatUnsignedLong("1010", 0b1010L, 4, 1, 0, 4);

        testFormatUnsignedLong("00001010", 0b1010L, 8, 1, 0, 8);

        testFormatUnsignedLong("\u0000\u000000001010", 0b1010L, 10, 1, 2, 8);

    }

    public static void testFormatUnsignedInt(String expected, int value, int arraySize, int shift, int offset, int length) {

        char[] chars = new char[arraySize];

        jla.formatUnsignedInt(value, shift, chars, offset, length);

        String s = new String(chars);

        if (!expected.equals(s)) {

            throw new Error(s + " should be equal to expected " + expected);

        }

    }

    public static void testFormatUnsignedLong(String expected, long value, int arraySize, int shift, int offset, int length) {

        char[] chars = new char[arraySize];

        jla.formatUnsignedLong(value, shift, chars, offset, length);

        String s = new String(chars);

        if (!expected.equals(s)) {

            throw new Error(s + " should be equal to expected " + expected);

        }

    }

    public static void main(String[] args) {

        testFormatUnsignedInt();

        testFormatUnsignedLong();

    }

}