private static void TestListActive(NntpClient client)
{
Console.WriteLine("Number of groups: " + client.ListActive().Groups.Count());
//// list active
//foreach (NntpGroup g in client.ListActive2().Groups)
//{
// Console.WriteLine($"{g.Name} {g.LowWaterMark} {g.HighWaterMark} {g.ArticleCount}");
//}
//// list active with wildmat
//foreach (NntpGroup g in client.ListActive("*.recovery").Groups)
//{
// Console.WriteLine($"{g.Name} {g.LowWaterMark} {g.HighWaterMark} {g.ArticleCount}");
//}
}