add item set with scaffold

spec/routing/settings/item_sets_routing_spec.rb

@@ -0,0 +1,39 @@
+require "rails_helper"
+
+RSpec.describe Settings::ItemSetsController, type: :routing do
+  describe "routing" do
+
+    it "routes to #index" do
+      expect(:get => "/settings/item_sets").to route_to("settings/item_sets#index")
+    end
+
+    it "routes to #new" do
+      expect(:get => "/settings/item_sets/new").to route_to("settings/item_sets#new")
+    end
+
+    it "routes to #show" do
+      expect(:get => "/settings/item_sets/1").to route_to("settings/item_sets#show", :id => "1")
+    end
+
+    it "routes to #edit" do
+      expect(:get => "/settings/item_sets/1/edit").to route_to("settings/item_sets#edit", :id => "1")
+    end
+
+    it "routes to #create" do
+      expect(:post => "/settings/item_sets").to route_to("settings/item_sets#create")
+    end
+
+    it "routes to #update via PUT" do
+      expect(:put => "/settings/item_sets/1").to route_to("settings/item_sets#update", :id => "1")
+    end
+
+    it "routes to #update via PATCH" do
+      expect(:patch => "/settings/item_sets/1").to route_to("settings/item_sets#update", :id => "1")
+    end
+
+    it "routes to #destroy" do
+      expect(:delete => "/settings/item_sets/1").to route_to("settings/item_sets#destroy", :id => "1")
+    end
+
+  end
+end