public void TryFilter_Operator_Like()
{
object request = "[{\"operator\":\"like\",\"value\":\"DZubak\",\"property\":\"login\"}]";
Filter filter = converter.ConvertFrom(request) as Filter;
var result = db.Users
.FilterBy(filter)
.ToList();
Assert.IsNotNull(result);
Assert.IsTrue(result.Count() == 1);
}