public void PqsqlDataReaderTest3()
{
mCmd.CommandText = "select datid,datname,pid,application_name,backend_start,query from pg_stat_activity";
PqsqlDataReader reader = mCmd.ExecuteReader(CommandBehavior.CloseConnection);
Assert.AreEqual(false, reader.IsClosed);
Assert.AreEqual(-1, reader.RecordsAffected);
int ordinal = reader.GetOrdinal("application_name");
// application_name is the 4th column
Assert.AreEqual(3, ordinal);
reader.Close();
Assert.AreEqual(ConnectionState.Closed, mConnection.State);
Assert.AreEqual(true, reader.IsClosed);
}