public void DateTimeAddDays() { var q = testTable.Select(t => new { n = t.SomeNumber, dt = new DateTime(2010, 1, 2, 3, 4, 5).AddDays(t.SomeNumber) }); foreach (var rec in connection.Run(q)) { Assert.That(rec.dt, Is.EqualTo(new DateTime(2010, 1, 2, 3, 4, 5).AddDays(rec.n))); } }