[TestMethod] public void IsSameInstanceTest()
        {
            var logBook = ThreadSafeLogBook.Create(list);

            for (var i = 0; i < GetRandom.Int32(3, 10); i++)
            {
                Assert.AreSame(logBook, ThreadSafeLogBook.Create(list));
            }
        }
 public Logger(int f, int t, List <string> l)
 {
     logBook = ThreadSafeLogBook.Create(l);
     fromInt = f;
     toInt   = t;
 }