79 lines
3.2 KiB
Java
79 lines
3.2 KiB
Java
/*
|
|
* 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();
|
|
}
|
|
}
|