public void testBitLengthPositive3(){
  byte aBytes[]={1,0,0,0,0,0,0,0,0,0,0};
  int aSign=1;
  BigInteger aNumber=new BigInteger(aSign,aBytes);
  assertEquals(81,aNumber.bitLength());
}

public void testBitLengthPositive3 ( ) { byte aBytes [ ] = { 1 , 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 } ; int aSign = 1 ; BigInteger aNumber = new BigInteger ( aSign , aBytes ) ; assertEquals ( 81 , aNumber . bitLength ( ) ) ; }
bitlength ( ) of a positive number which is a power of 2
