public void SetValuetoMonth()
{
Formula formula = _eval.CompileFormula("a = time.Month");
var result = _eval.EvaluateFormula(formula, _ds.StartTimeStamp, _ds.EndTimeStamp, false, new ChangeReason(0, "Test"));
foreach (var pair in result.Value.Values)
{
Assert.AreEqual(pair.Key.Month, pair.Value);
}
}