public virtual void TestSetToStart()
        {
            InsertDefaultEntryByIndex(0);
            ITimeSeriesEntryCursor cursor = CreateCursor();

            cursor.Reset();
            Assert.IsNull(cursor.Current);
            Assert.IsTrue(cursor.MoveNext());
            ITimeSeriesEntry entry = cursor.Current;

            cursor.SetToStart();
            Assert.IsTrue(cursor.MoveNext());
            Assert.IsTrue(TimeSeriesComparisons.CompareTimeSeriesEntry(entry, cursor.Current));
        }