public void Sys_triggers_null()
 {
     triggers t = new triggers();
     List<triggers> tl = t.ToList;
     Assert.AreEqual<List<triggers>>(tl, null);
 }
 public void Sys_triggers()
 {
     triggers t = new triggers(connStr);
     List<triggers> tl = t.ToList;
     Assert.AreNotEqual<List<triggers>>(tl, null);
 }