added product sorting

app/services/exchange_products_renderer.rb

@@ -31,7 +31,7 @@ class ExchangeProductsRenderer
   end
 
   def supplied_products(enterprises_query_matcher)
-    products_relation = Spree::Product.where(supplier_id: enterprises_query_matcher)
+    products_relation = Spree::Product.where(supplier_id: enterprises_query_matcher).order(:name)
 
     filter_visible(products_relation)
   end

spec/services/exchange_products_renderer_spec.rb

@@ -14,6 +14,12 @@ describe ExchangeProductsRenderer do
 
         expect(products.first.supplier.name).to eq exchange.variants.first.product.supplier.name
       end
+
+      it "loads products in order" do
+        sorted_products_names = products.pluck(:name).sort
+
+        expect(products.pluck(:name)).to eq(sorted_products_names)
+      end
     end
 
     describe "for an outgoing exchange" do
@@ -27,6 +33,12 @@ describe ExchangeProductsRenderer do
         expect(suppliers).to include products.second.supplier.name
       end
 
+      it "loads products in order" do
+        sorted_products_names = products.pluck(:name).sort
+
+        expect(products.pluck(:name)).to eq(sorted_products_names)
+      end
+
       context "showing products from coordinator inventory only" do
         before { order_cycle.update prefers_product_selection_from_coordinator_inventory_only: true }