private int testInRange(long actual,long expected,long epsilon){
  long min=expected - epsilon;
  long max=expected + epsilon;
  return actual < min ? -1 : actual > max ? 1 : 0;
}

private int testInRange ( long actual , long expected , long epsilon ) { long min = expected - epsilon ; long max = expected + epsilon ; return actual < min ? - 1 : actual > max ? 1 : 0 ; }
returns - 1 , 0 , 1 if actual is less than , equal to , or greater than expected w / in epsilon .
