107 lines
3.6 KiB
Java
107 lines
3.6 KiB
Java
/*
|
|
* Copyright (c) 1998, 2006, 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 4136371 5017980 6576055
|
|
* @summary Test Long.decode method
|
|
* @author madbot
|
|
* @author Joseph D. Darcy
|
|
*/
|
|
|
|
import java.math.BigInteger;
|
|
|
|
/**
|
|
* There are six methods in java.lang.Integer which transform strings
|
|
* into a long or Long value:
|
|
*
|
|
* public Long(String s)
|
|
* public static Long decode(String nm)
|
|
* public static long parseLong(String s, int radix)
|
|
* public static long parseLong(String s)
|
|
* public static Long valueOf(String s, int radix)
|
|
* public static Long valueOf(String s)
|
|
*
|
|
* The other five methods are tested elsewhere.
|
|
*/
|
|
public class Decode {
|
|
|
|
private static void check(String val, long expected) {
|
|
long n = (Long.decode(val)).longValue();
|
|
if (n != expected)
|
|
throw new RuntimeException("Long.decode failed. String:" +
|
|
val + " Result:" + n);
|
|
}
|
|
|
|
private static void checkFailure(String val, String message) {
|
|
try {
|
|
long n = (Long.decode(val)).longValue();
|
|
throw new RuntimeException(message);
|
|
} catch (NumberFormatException e) { /* Okay */}
|
|
}
|
|
|
|
public static void main(String[] args) throws Exception {
|
|
check(new String(""+Long.MIN_VALUE), Long.MIN_VALUE);
|
|
check(new String(""+Long.MAX_VALUE), Long.MAX_VALUE);
|
|
|
|
check("10", 10L);
|
|
check("0x10", 16L);
|
|
check("0X10", 16L);
|
|
check("010", 8L);
|
|
check("#10", 16L);
|
|
|
|
check("+10", 10L);
|
|
check("+0x10", 16L);
|
|
check("+0X10", 16L);
|
|
check("+010", 8L);
|
|
check("+#10", 16L);
|
|
|
|
check("-10", -10L);
|
|
check("-0x10", -16L);
|
|
check("-0X10", -16L);
|
|
check("-010", -8L);
|
|
check("-#10", -16L);
|
|
|
|
check(Long.toString(Long.MIN_VALUE), Long.MIN_VALUE);
|
|
check(Long.toString(Long.MAX_VALUE), Long.MAX_VALUE);
|
|
|
|
checkFailure("0x-10", "Long.decode allows negative sign in wrong position.");
|
|
checkFailure("0x+10", "Long.decode allows positive sign in wrong position.");
|
|
|
|
checkFailure("+", "Raw plus sign allowed.");
|
|
checkFailure("-", "Raw minus sign allowed.");
|
|
|
|
checkFailure(BigInteger.valueOf(Long.MIN_VALUE).subtract(BigInteger.ONE).toString(),
|
|
"Out of range");
|
|
checkFailure(BigInteger.valueOf(Long.MAX_VALUE).add(BigInteger.ONE).toString(),
|
|
"Out of range");
|
|
|
|
checkFailure("", "Empty String");
|
|
|
|
try {
|
|
Long.decode(null);
|
|
throw new RuntimeException("Long.decode(null) expected to throw NPE");
|
|
} catch (NullPointerException npe) {/* Okay */}
|
|
}
|
|
}
|