public void SumSimple()
{
MySqlCommand trueCmd = new MySqlCommand("SELECT SUM(minage) FROM Toys", conn);
object sumAge = trueCmd.ExecuteScalar();
using (testEntities context = new testEntities())
{
string sql = "SELECT VALUE Sum(t.MinAge) FROM Toys AS t";
ObjectQuery<Int32> q = context.CreateQuery<Int32>(sql);
foreach (int r in q)
Assert.AreEqual(sumAge, r);
}
}