Add test for maintaining hub selection after order completion

spec/system/consumer/split_checkout_spec.rb

@@ -221,6 +221,25 @@ describe "As a consumer, I want to checkout my order", js: true do
         expect(page).to have_content("Select a shipping method")
       end
     end
+
+    context "summary step" do
+      let(:order) { create(:order_ready_for_confirmation, distributor: distributor) }
+
+      describe "completing the checkout" do
+        it "keeps the distributor selected for the current user after completion" do
+          visit checkout_step_path(:summary)
+
+          expect(page).to have_content "Shopping @ #{distributor.name}"
+
+          click_on "Complete order"
+
+          expect(page).to have_content "Back To Store"
+          expect(order.reload.state).to eq "complete"
+
+          expect(page).to have_content "Shopping @ #{distributor.name}"
+        end
+      end
+    end
   end
 
   context "when I have an out of stock product in my cart" do