Add spec that should fail

spec/friendly_id/mobility_spec.rb

@@ -226,6 +226,19 @@
           expect(Post.friendly.find("new-title")).to eq(Post.last)
         end
       end
+
+      # Ref: https://github.com/shioyama/friendly_id-mobility/issues/10
+      it "regenerates slug records for all locales with present values" do
+        post = Post.new(title_en: "English title", title_es: "Título español")
+        post.save
+
+        post.slug_en = nil
+        post.slug_es = nil
+        post.save
+
+        expect(post.slug_en).to eq("english-title")
+        expect(post.slug_es).to eq("titulo-espanol")
+      end
     end
   end
 

spec/spec_helper.rb

@@ -86,8 +86,8 @@ class Article < ActiveRecord::Base
 
 class Post < ActiveRecord::Base
   extend Mobility
-  translates :slug, :title, type: :string, dirty: true, backend: :key_value
-  translates :content, type: :text, dirty: true, backend: :key_value
+  translates :slug, :title, type: :string, dirty: true, backend: :key_value, locale_accessors: true
+  translates :content, type: :text, dirty: true, backend: :key_value, locale_accessors: true
 
   extend FriendlyId
   friendly_id :title, use: [:history, :mobility]