public void Reset_True()
        {
            _filterModel.OperationId     = 10;
            _filterModel.ActualPhaseId   = 1;
            _filterModel.BaseOperationId = 2;
            _filterModel.DateFrom        = DateTime.Now;
            _filterModel.DateTo          = DateTime.Now;
            _filterModel.OperationTypeId = 9;
            _filterModel.UnitId          = 5;
            _filterModel.VehicleId       = 9;

            _filterModel.Reset();

            Assert.IsNull(_filterModel.OperationId);
            Assert.IsNull(_filterModel.ActualPhaseId);
            Assert.IsNull(_filterModel.BaseOperationId);
            Assert.IsNull(_filterModel.DateFrom);
            Assert.IsNull(_filterModel.DateTo);
            Assert.IsNull(_filterModel.OperationTypeId);
            Assert.IsNull(_filterModel.UnitId);
            Assert.IsNull(_filterModel.VehicleId);
        }