blob: abded05d10a1ee94e2362125b6e199ea0bcfe5e8 [file] [log] [blame]
/*
* Copyright (c) 2013, 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.
*/
/*
* This test is intentionally ignored because of huge memory requirements
* @ test
* @run main/timeout=180/othervm -Xmx8g SymmetricRangeTests
* @bug 6910473 8021204 8021203 9005933
* @summary Test range of BigInteger values
* @author Dmitry Nadezhin
*/
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.util.Arrays;
import java.util.Random;
import java.math.BigInteger;
public class SymmetricRangeTests {
private static final BigInteger MAX_VALUE = makeMaxValue();
private static final BigInteger MIN_VALUE = MAX_VALUE.negate();
private static BigInteger makeMaxValue() {
byte[] ba = new byte[1 << 28];
Arrays.fill(ba, (byte) 0xFF);
ba[0] = (byte) 0x7F;
return new BigInteger(ba);
}
private static void check(String msg, BigInteger actual, BigInteger expected) {
if (!actual.equals(expected)) {
throw new RuntimeException(msg + ".bitLength()=" + actual.bitLength());
}
}
private static void check(String msg, double actual, double expected) {
if (actual != expected) {
throw new RuntimeException(msg + "=" + actual);
}
}
private static void check(String msg, float actual, float expected) {
if (actual != expected) {
throw new RuntimeException(msg + "=" + actual);
}
}
private static void check(String msg, long actual, long expected) {
if (actual != expected) {
throw new RuntimeException(msg + "=" + actual);
}
}
private static void check(String msg, int actual, int expected) {
if (actual != expected) {
throw new RuntimeException(msg + "=" + actual);
}
}
private static void testOverflowInMakePositive() {
System.out.println("Testing overflow in BigInteger.makePositive");
byte[] ba = new byte[Integer.MAX_VALUE - 2];
ba[0] = (byte) 0x80;
try {
BigInteger actual = new BigInteger(ba);
throw new RuntimeException("new BigInteger(ba).bitLength()=" + actual.bitLength());
} catch (ArithmeticException e) {
// expected
}
}
private static void testBug8021204() {
System.out.println("Testing Bug 8021204");
StringBuilder sb = new StringBuilder();
sb.append('1');
for (int i = 0; i < (1 << 30) - 1; i++) {
sb.append('0');
}
sb.append('1');
String s = sb.toString();
sb = null;
try {
BigInteger actual = new BigInteger(s, 16);
throw new RuntimeException("new BigInteger(\"1000...001\").bitLength()=" + actual.bitLength());
} catch (ArithmeticException e) {
// expected
}
}
private static void testOverflowInBitSieve() {
System.out.println("Testing overflow in BitSieve.sieveSingle");
int bitLength = (5 << 27) - 1;
try {
Random rnd = new Random();
BigInteger actual = new BigInteger(bitLength, 0, rnd);
throw new RuntimeException("new BigInteger(bitLength, 0, null).bitLength()=" + actual.bitLength());
} catch (ArithmeticException e) {
// expected
}
try {
BigInteger bi = BigInteger.ONE.shiftLeft(bitLength - 1).subtract(BigInteger.ONE);
BigInteger actual = bi.nextProbablePrime();
throw new RuntimeException("bi.nextActualPrime().bitLength()=" + actual.bitLength());
} catch (ArithmeticException e) {
// expected
}
}
private static void testAdd() {
System.out.println("Testing BigInteger.add");
try {
BigInteger actual = MAX_VALUE.add(BigInteger.ONE);
throw new RuntimeException("BigInteger.MAX_VALUE.add(BigInteger.ONE).bitLength()=" + actual.bitLength());
} catch (ArithmeticException e) {
// expected
}
}
private static void testSubtract() {
System.out.println("Testing BigInteger.subtract");
try {
BigInteger actual = MIN_VALUE.subtract(BigInteger.ONE);
throw new RuntimeException("BigInteger.MIN_VALUE.subtract(BigInteger.ONE).bitLength()=" + actual.bitLength());
} catch (ArithmeticException e) {
// expected
}
}
private static void testMultiply() {
System.out.println("Testing BigInteger.multiply");
int py = 2000;
int px = Integer.MAX_VALUE - py;
BigInteger x = BigInteger.ONE.shiftLeft(px);
BigInteger y = BigInteger.ONE.shiftLeft(py);
try {
BigInteger actual = x.multiply(y);
throw new RuntimeException("(1 << " + px + " ) * (1 << " + py + ").bitLength()=" + actual.bitLength());
} catch (ArithmeticException e) {
// expected
}
}
private static void testDivide() {
System.out.println("Testing BigInteger.divide");
check("BigInteger.MIN_VALUE.divide(BigInteger.valueOf(-1))",
MIN_VALUE.divide(BigInteger.valueOf(-1)), MAX_VALUE);
check("BigInteger.MIN_VALUE.divide(BigInteger.ONE)",
MIN_VALUE.divide(BigInteger.ONE), MIN_VALUE);
}
private static void testDivideAndRemainder(String msg, BigInteger dividend, BigInteger divisor,
BigInteger expectedQuotent, BigInteger expectedRemainder) {
BigInteger[] qr = dividend.divideAndRemainder(divisor);
check(msg + "[0]", qr[0], expectedQuotent);
check(msg + "[1]", qr[1], expectedRemainder);
}
private static void testDivideAndRemainder() {
System.out.println("Testing BigInteger.divideAndRemainder");
testDivideAndRemainder("BigInteger.MIN_VALUE.divideAndRemainder(BigInteger.valueOf(-1))",
MIN_VALUE, BigInteger.valueOf(-1),
MAX_VALUE,
BigInteger.ZERO);
}
private static void testBug9005933() {
System.out.println("Testing Bug 9005933");
int dividendPow = 2147483646;
int divisorPow = 1568;
BigInteger dividend = BigInteger.ONE.shiftLeft(dividendPow);
BigInteger divisor = BigInteger.ONE.shiftLeft(divisorPow);
testDivideAndRemainder("(1 << " + dividendPow + ").divideAndRemainder(1 << " + divisorPow + ")",
dividend, divisor,
BigInteger.ONE.shiftLeft(dividendPow - divisorPow),
BigInteger.ZERO);
}
private static void testRemainder() {
System.out.println("Testing BigInteger.remainder");
check("BigInteger.MIN_VALUE.remainder(BigInteger.valueOf(-1))",
MIN_VALUE.remainder(BigInteger.valueOf(-1)), BigInteger.ZERO);
}
private static void testPow() {
System.out.println("Testing BigInteger.pow");
check("BigInteger.MIN_VALUE.pow(1)",
MIN_VALUE.pow(1), MIN_VALUE);
try {
BigInteger actual = BigInteger.valueOf(4).pow(Integer.MAX_VALUE);
throw new RuntimeException("BigInteger.valueOf(4).pow(Integer.MAX_VALUE).bitLength()=" + actual.bitLength());
} catch (ArithmeticException e) {
// expected
}
}
private static void testGcd() {
System.out.println("Testing BigInteger.gcd");
check("BigInteger.MIN_VALUE.gcd(BigInteger.MIN_VALUE)",
MIN_VALUE.gcd(MIN_VALUE), MAX_VALUE);
check("BigInteger.MIN_VALUE.gcd(BigInteger.ZERO)",
MIN_VALUE.gcd(BigInteger.ZERO), MAX_VALUE);
check("BigInteger.ZERO.gcd(MIN_VALUE)",
BigInteger.ZERO.gcd(MIN_VALUE), MAX_VALUE);
}
private static void testAbs() {
System.out.println("Testing BigInteger.abs");
check("BigInteger.MIN_VALUE.abs()",
MIN_VALUE.abs(), MAX_VALUE);
check("BigInteger.MAX_VALUE.abs()",
MAX_VALUE.abs(), MAX_VALUE);
}
private static void testNegate() {
System.out.println("Testing BigInteger.negate");
check("BigInteger.MIN_VALUE.negate()",
MIN_VALUE.negate(), MAX_VALUE);
check("BigInteger.MAX_VALUE.negate()",
MAX_VALUE.negate(), MIN_VALUE);
}
private static void testMod() {
System.out.println("Testing BigInteger.mod");
check("BigInteger.MIN_VALUE.mod(BigInteger.MAX_VALUE)",
MIN_VALUE.mod(MAX_VALUE), BigInteger.ZERO);
check("BigInteger.MAX_VALUE.mod(BigInteger.MAX_VALUE)",
MIN_VALUE.mod(MAX_VALUE), BigInteger.ZERO);
}
private static void testModPow() {
System.out.println("Testing BigInteger.modPow");
BigInteger x = BigInteger.valueOf(3);
BigInteger m = BigInteger.valueOf(-4).subtract(MIN_VALUE);
check("BigInteger.valueOf(3).modPow(BigInteger.ONE, m)",
x.modPow(BigInteger.ONE, m), x);
}
// slow test
private static void testModInverse() {
System.out.println("Testing BigInteger.modInverse");
check("BigInteger.MIN_VALUE.modInverse(BigInteger.MAX_VALUE)",
MIN_VALUE.modInverse(MAX_VALUE), MAX_VALUE.subtract(BigInteger.ONE));
}
private static void testShiftLeft() {
System.out.println("Testing BigInteger.shiftLeft");
try {
BigInteger actual = MIN_VALUE.shiftLeft(1);
throw new RuntimeException("BigInteger.MIN_VALUE.shiftLeft(1).bitLength()=" + actual.bitLength());
} catch (ArithmeticException e) {
// expected
}
try {
BigInteger actual = MAX_VALUE.shiftLeft(1);
throw new RuntimeException("BigInteger.MAX_VALUE.shiftLeft(1).bitLength()=" + actual.bitLength());
} catch (ArithmeticException e) {
// expected
}
}
private static void testShiftRight() {
System.out.println("Testing BigInteger.shiftRight");
try {
BigInteger actual = MIN_VALUE.shiftRight(-1);
throw new RuntimeException("BigInteger.MIN_VALUE.shiftRight(-1).bitLength()=" + actual.bitLength());
} catch (ArithmeticException e) {
// expected
}
try {
BigInteger actual = MAX_VALUE.shiftRight(-1);
throw new RuntimeException("BigInteger.MAX_VALUE.shiftRight(-1).bitLength()=" + actual.bitLength());
} catch (ArithmeticException e) {
// expected
}
}
private static void testAnd() {
System.out.println("Testing BigInteger.and");
check("BigInteger.MIN_VALUE.and(BigInteger.MIN_VALUE)",
MIN_VALUE.and(MIN_VALUE), MIN_VALUE);
check("BigInteger.MAX_VALUE.and(BigInteger.MAX_VALUE)",
MAX_VALUE.and(MAX_VALUE), MAX_VALUE);
check("BigInteger.MIN_VALUE.and(BigInteger.MAX_VALUE)",
MIN_VALUE.and(MAX_VALUE), BigInteger.ONE);
try {
BigInteger actual = MIN_VALUE.and(BigInteger.valueOf(-2));
throw new RuntimeException("BigInteger.MIN_VALUE.and(-2)).bitLength()=" + actual.bitLength());
} catch (ArithmeticException e) {
// expected
}
}
private static void testOr() {
System.out.println("Testing BigInteger.or");
check("BigInteger.MIN_VALUE.or(BigInteger.MIN_VALUE)",
MIN_VALUE.or(MIN_VALUE), MIN_VALUE);
check("BigInteger.MAX_VALUE.or(BigInteger.MAX_VALUE)",
MAX_VALUE.or(MAX_VALUE), MAX_VALUE);
check("BigInteger.MIN_VALUE.and(BigInteger.MAX_VALUE)",
MIN_VALUE.or(MAX_VALUE), BigInteger.valueOf(-1));
}
private static void testXor() {
System.out.println("Testing BigInteger.xor");
check("BigInteger.MIN_VALUE.xor(BigInteger.MIN_VALUE)",
MIN_VALUE.xor(MIN_VALUE), BigInteger.ZERO);
check("BigInteger.MAX_VALUE.xor(BigInteger.MAX_VALUE)",
MAX_VALUE.xor(MAX_VALUE), BigInteger.ZERO);
check("BigInteger.MIN_VALUE.xor(BigInteger.MAX_VALUE)",
MIN_VALUE.xor(MAX_VALUE), BigInteger.valueOf(-2));
try {
BigInteger actual = MIN_VALUE.xor(BigInteger.ONE);
throw new RuntimeException("BigInteger.MIN_VALUE.xor(BigInteger.ONE)).bitLength()=" + actual.bitLength());
} catch (ArithmeticException e) {
// expected
}
}
private static void testNot() {
System.out.println("Testing BigInteger.not");
check("BigInteger.MIN_VALUE.not()",
MIN_VALUE.not(), MAX_VALUE.subtract(BigInteger.ONE));
try {
BigInteger actual = MAX_VALUE.not();
throw new RuntimeException("BigInteger.MAX_VALUE.not()).bitLength()=" + actual.bitLength());
} catch (ArithmeticException e) {
// expected
}
}
private static void testSetBit() {
System.out.println("Testing BigInteger.setBit");
check("BigInteger.MIN_VALUE.setBit(" + Integer.MAX_VALUE + ")",
MIN_VALUE.setBit(Integer.MAX_VALUE), MIN_VALUE);
try {
BigInteger actual = MAX_VALUE.setBit(Integer.MAX_VALUE);
throw new RuntimeException("BigInteger.MAX_VALUE.setBit(" + Integer.MAX_VALUE + ").bitLength()=" + actual.bitLength());
} catch (ArithmeticException e) {
// expected
}
}
private static void testClearBit() {
System.out.println("Testing BigInteger.clearBit");
check("BigInteger.MAX_VALUE.clearBit(" + Integer.MAX_VALUE + ")",
MAX_VALUE.clearBit(Integer.MAX_VALUE), MAX_VALUE);
try {
BigInteger actual = MIN_VALUE.clearBit(Integer.MAX_VALUE);
throw new RuntimeException("BigInteger.MIN_VALUE.clearBit(" + Integer.MAX_VALUE + ").bitLength()=" + actual.bitLength());
} catch (ArithmeticException e) {
// expected
}
try {
BigInteger actual = MIN_VALUE.clearBit(0);
throw new RuntimeException("BigInteger.MIN_VALUE.clearBit(0).bitLength()=" + actual.bitLength());
} catch (ArithmeticException e) {
// expected
}
}
private static void testFlipBit() {
System.out.println("Testing BigInteger.flipBit");
try {
BigInteger actual = MIN_VALUE.flipBit(Integer.MAX_VALUE);
throw new RuntimeException("BigInteger.MIN_VALUE.flipBit(" + Integer.MAX_VALUE + ").bitLength()=" + actual.bitLength());
} catch (ArithmeticException e) {
// expected
}
try {
BigInteger actual = MIN_VALUE.flipBit(0);
throw new RuntimeException("BigInteger.MIN_VALUE.flipBit(0).bitLength()=" + actual.bitLength());
} catch (ArithmeticException e) {
// expected
}
try {
BigInteger actual = MAX_VALUE.flipBit(Integer.MAX_VALUE);
throw new RuntimeException("BigInteger.MAX_VALUE.flipBit(" + Integer.MAX_VALUE + ").bitLength()=" + actual.bitLength());
} catch (ArithmeticException e) {
// expected
}
}
private static void testGetLowestSetBit() {
System.out.println("Testing BigInteger.getLowestSetBit");
check("BigInteger.MIN_VALUE.getLowestSetBit()",
MIN_VALUE.getLowestSetBit(), 0);
check("BigInteger.MAX_VALUE.getLowestSetBit()",
MAX_VALUE.getLowestSetBit(), 0);
}
private static void testBitLength() {
System.out.println("Testing BigInteger.bitLength");
check("BigInteger.MIN_NEXT.bitLength()",
MIN_VALUE.bitLength(), Integer.MAX_VALUE);
check("BigInteger.MAX_VALUE.bitLength()",
MAX_VALUE.bitLength(), Integer.MAX_VALUE);
}
private static void testBitCount() {
System.out.println("Testing BigInteger.bitCount");
check("BigInteger.MIN_VALUE.bitCount()",
MIN_VALUE.bitCount(), Integer.MAX_VALUE - 1);
check("BigInteger.MAX_VALUE.bitCount()",
MAX_VALUE.bitCount(), Integer.MAX_VALUE);
}
private static void testToString(String msg, int radix, BigInteger bi, int length, String startsWith, char c) {
String s = bi.toString(radix);
if (s.length() != length) {
throw new RuntimeException(msg + ".length=" + s.length());
}
if (!s.startsWith(startsWith)) {
throw new RuntimeException(msg + "[0]=" + s.substring(0, startsWith.length()));
}
for (int i = startsWith.length(); i < s.length(); i++) {
if (s.charAt(i) != c) {
throw new RuntimeException(msg + "[" + i + "]='" + s.charAt(i) + "'");
}
}
}
private static void testToString() {
System.out.println("Testing BigInteger.toString");
testToString("BigInteger.MIN_VALUE.toString(16)=", 16,
BigInteger.valueOf(-1).shiftLeft(Integer.MAX_VALUE - 1),
(1 << 29) + 1, "-4", '0');
}
private static void testToByteArrayWithConstructor(String msg, BigInteger bi, int length, byte msb, byte b, byte lsb) {
byte[] ba = bi.toByteArray();
if (ba.length != length) {
throw new RuntimeException(msg + ".length=" + ba.length);
}
if (ba[0] != msb) {
throw new RuntimeException(msg + "[0]=" + ba[0]);
}
for (int i = 1; i < ba.length - 1; i++) {
if (ba[i] != b) {
throw new RuntimeException(msg + "[" + i + "]=" + ba[i]);
}
}
if (ba[ba.length - 1] != lsb) {
throw new RuntimeException(msg + "[" + (ba.length - 1) + "]=" + ba[ba.length - 1]);
}
BigInteger actual = new BigInteger(ba);
if (!actual.equals(bi)) {
throw new RuntimeException(msg + ".bitLength()=" + actual.bitLength());
}
}
private static void testToByteArrayWithConstructor() {
System.out.println("Testing BigInteger.toByteArray with constructor");
testToByteArrayWithConstructor("BigInteger.MIN_VALUE.toByteArray()",
MIN_VALUE, (1 << 28), (byte) 0x80, (byte) 0x00, (byte) 0x01);
testToByteArrayWithConstructor("BigInteger.MAX_VALUE.toByteArray()",
MAX_VALUE, (1 << 28), (byte) 0x7f, (byte) 0xff, (byte) 0xff);
byte[] ba = new byte[1 << 28];
ba[0] = (byte) 0x80;
try {
BigInteger actual = new BigInteger(-1, ba);
throw new RuntimeException("new BigInteger(-1, ba).bitLength()=" + actual.bitLength());
} catch (ArithmeticException e) {
// expected
}
try {
BigInteger actual = new BigInteger(1, ba);
throw new RuntimeException("new BigInteger(1, ba).bitLength()=" + actual.bitLength());
} catch (ArithmeticException e) {
// expected
}
}
private static void testIntValue() {
System.out.println("Testing BigInteger.intValue");
check("BigInteger.MIN_VALUE.intValue()",
MIN_VALUE.intValue(), 1);
check("BigInteger.MAX_VALUE.floatValue()",
MAX_VALUE.intValue(), -1);
}
private static void testLongValue() {
System.out.println("Testing BigInteger.longValue");
check("BigInteger.MIN_VALUE.longValue()",
MIN_VALUE.longValue(), 1L);
check("BigInteger.MAX_VALUE.longValue()",
MAX_VALUE.longValue(), -1L);
}
private static void testFloatValue() {
System.out.println("Testing BigInteger.floatValue, Bug 8021203");
check("BigInteger.MIN_VALUE_.floatValue()",
MIN_VALUE.floatValue(), Float.NEGATIVE_INFINITY);
check("BigInteger.MAX_VALUE.floatValue()",
MAX_VALUE.floatValue(), Float.POSITIVE_INFINITY);
}
private static void testDoubleValue() {
System.out.println("Testing BigInteger.doubleValue, Bug 8021203");
check("BigInteger.MIN_VALUE.doubleValue()",
MIN_VALUE.doubleValue(), Double.NEGATIVE_INFINITY);
check("BigInteger.MAX_VALUE.doubleValue()",
MAX_VALUE.doubleValue(), Double.POSITIVE_INFINITY);
}
private static void testSerialization(String msg, BigInteger bi) {
try {
ByteArrayOutputStream baOut = new ByteArrayOutputStream((1 << 28) + 1000);
ObjectOutputStream out = new ObjectOutputStream(baOut);
out.writeObject(bi);
out.close();
out = null;
byte[] ba = baOut.toByteArray();
baOut = null;
ObjectInputStream in = new ObjectInputStream(new ByteArrayInputStream(ba));
BigInteger actual = (BigInteger) in.readObject();
if (!actual.equals(bi)) {
throw new RuntimeException(msg + ".bitLength()=" + actual.bitLength());
}
} catch (IOException | ClassNotFoundException e) {
throw new RuntimeException(msg + " raised exception ", e);
}
}
private static void testSerialization() {
System.out.println("Testing BigInteger serialization");
testSerialization("BigInteger.MIN_VALUE.intValue()",
MIN_VALUE);
testSerialization("BigInteger.MAX_VALUE.floatValue()",
MAX_VALUE);
}
private static void testLongValueExact() {
System.out.println("Testing BigInteger.longValueExact");
try {
long actual = MIN_VALUE.longValueExact();
throw new RuntimeException("BigInteger.MIN_VALUE.longValueExact()= " + actual);
} catch (ArithmeticException e) {
// excpected
}
try {
long actual = MAX_VALUE.longValueExact();
throw new RuntimeException("BigInteger.MAX_VALUE.longValueExact()= " + actual);
} catch (ArithmeticException e) {
// excpected
}
}
private static void testIntValueExact() {
System.out.println("Testing BigInteger.intValueExact");
try {
long actual = MIN_VALUE.intValueExact();
throw new RuntimeException("BigInteger.MIN_VALUE.intValueExact()= " + actual);
} catch (ArithmeticException e) {
// excpected
}
try {
long actual = MAX_VALUE.intValueExact();
throw new RuntimeException("BigInteger.MAX_VALUE.intValueExact()= " + actual);
} catch (ArithmeticException e) {
// excpected
}
}
private static void testShortValueExact() {
System.out.println("Testing BigInteger.shortValueExact");
try {
long actual = MIN_VALUE.shortValueExact();
throw new RuntimeException("BigInteger.MIN_VALUE.shortValueExact()= " + actual);
} catch (ArithmeticException e) {
// excpected
}
try {
long actual = MAX_VALUE.shortValueExact();
throw new RuntimeException("BigInteger.MAX_VALUE.shortValueExact()= " + actual);
} catch (ArithmeticException e) {
// excpected
}
}
private static void testByteValueExact() {
System.out.println("Testing BigInteger.byteValueExact");
try {
long actual = MIN_VALUE.byteValueExact();
throw new RuntimeException("BigInteger.MIN_VALUE.byteValueExact()= " + actual);
} catch (ArithmeticException e) {
// excpected
}
try {
long actual = MAX_VALUE.byteValueExact();
throw new RuntimeException("BigInteger.MAX_VALUE.byteValueExact()= " + actual);
} catch (ArithmeticException e) {
// excpected
}
}
public static void main(String... args) {
testOverflowInMakePositive();
testBug8021204();
testOverflowInBitSieve();
testAdd();
testSubtract();
testMultiply();
testDivide();
testDivideAndRemainder();
testBug9005933();
testRemainder();
testPow();
testGcd();
testAbs();
testNegate();
testMod();
testModPow();
// testModInverse();
testShiftLeft();
testShiftRight();
testAnd();
testOr();
testXor();
testNot();
testSetBit();
testClearBit();
testFlipBit();
testGetLowestSetBit();
testBitLength();
testBitCount();
testToString();
testToByteArrayWithConstructor();
testIntValue();
testLongValue();
testFloatValue();
testDoubleValue();
testSerialization();
testLongValueExact();
testIntValueExact();
testShortValueExact();
testByteValueExact();
}
}