Update test to add more case with finalized order with no line items

Those empty order but finalized must be returned by the API

spec/services/search_orders_spec.rb

@@ -8,6 +8,8 @@ describe SearchOrders do
   let!(:order2) { create(:order_with_line_items, distributor: distributor, line_items_count: 2) }
   let!(:order3) { create(:order_with_line_items, distributor: distributor, line_items_count: 1) }
   let!(:order_empty) { create(:order, distributor: distributor) }
+  let!(:order_empty_but_complete) { create(:order, distributor: distributor, state: :complete) }
+  let!(:order_empty_but_canceled) { create(:order, distributor: distributor, state: :canceled) }
 
   let(:enterprise_user) { distributor.owner }
 
@@ -16,7 +18,10 @@ describe SearchOrders do
     let(:service) { SearchOrders.new(params, enterprise_user) }
 
     it 'returns orders' do
-      expect(service.orders.count).to eq 3
+      expect(service.orders.count).to eq 5
+      service.orders.each do |order|
+        expect(order.id).not_to eq(order_empty.id)
+      end
     end
   end
 end