Add unit name (items) field

app/views/admin/products_v3/_product_row.html.haml

@@ -16,6 +16,7 @@
       class: "fullwidth no-input",
       'aria-label': t('admin.products_page.columns.unit_scale'),
       data: { "controller": "tom-select", "tom-select-options-value": '{ "plugins": [] }' }
+  = f.text_field :variant_unit_name, 'aria-label': t('items')
 %td.align-right
   -# empty
 %td.align-right

spec/system/admin/products_v3/products_spec.rb

@@ -236,7 +236,6 @@ describe 'As an admin, I can manage products', feature: :admin_style_v3 do
         click_button "Save changes"
 
         expect(page).to have_content "Changes saved"
-        product_a.reload
         variant_a1.reload
       }.to change{ variant_a1.on_demand }.to(true)
 
@@ -245,6 +244,26 @@ describe 'As an admin, I can manage products', feature: :admin_style_v3 do
       end
     end
 
+    it "saves a custom item unit name" do
+      within row_containing_name("Apples") do
+        tomselect_select "Items", from: "Unit scale"
+        fill_in "Items", with: "box"
+      end
+
+      expect {
+        click_button "Save changes"
+
+        expect(page).to have_content "Changes saved"
+        product_a.reload
+      }.to change{ product_a.variant_unit }.to("items")
+        .and change{ product_a.variant_unit_name }.to("box")
+
+      within row_containing_name("Apples") do
+        pending
+        expect(page).to have_content "Items (box)"
+      end
+    end
+
     it "discards changes and reloads latest data" do
       within row_containing_name("Apples") do
         fill_in "Name", with: "Pommes"