public void Sys_views_null()
 {
     views v = new views();
     List<views> vl = v.ToList;
     Assert.AreEqual<List<views>>(vl, null);
 }
 public void Sys_views()
 {
     views v = new views(connStr);
     List<views> vl = v.ToList;
     Assert.AreNotEqual<List<views>>(vl, null);
 }