diff --git a/config/initializers/routes_hierarchy.rb b/config/initializers/routes_hierarchy.rb
index f440e7663..6ed938732 100644
--- a/config/initializers/routes_hierarchy.rb
+++ b/config/initializers/routes_hierarchy.rb
@@ -7,6 +7,8 @@ module ActionDispatch::Routing::UrlFor
     case resource.class.name
     when "Budget::Investment"
       [resource.budget, resource]
+    when "Budget::Investment::Milestone"
+      [resource.investment.budget, resource.investment, resource]
     when "Legislation::Annotation"
       [resource.draft_version.process, resource.draft_version, resource]
     when "Legislation::Proposal", "Legislation::Question"
diff --git a/spec/features/admin/banners_spec.rb b/spec/features/admin/banners_spec.rb
index cf3dfb1d6..2d52bb682 100644
--- a/spec/features/admin/banners_spec.rb
+++ b/spec/features/admin/banners_spec.rb
@@ -6,6 +6,11 @@ feature 'Admin banners magement' do
     login_as(create(:administrator).user)
   end
 
+  it_behaves_like "translatable",
+                  "banner",
+                  "edit_admin_banner_path",
+                  %w[title description]
+
   context "Index" do
     background do
       @banner1 = create(:banner, title: "Banner number one",
@@ -256,50 +261,5 @@ feature 'Admin banners magement' do
       visit @edit_banner_url
       expect(page).not_to have_link "Español"
     end
-
-    context "Globalize javascript interface" do
-
-      scenario "Highlight current locale", :js do
-        visit @edit_banner_url
-
-        expect(find("a.js-globalize-locale-link.is-active")).to have_content "English"
-
-        select('Español', from: 'locale-switcher')
-
-        expect(find("a.js-globalize-locale-link.is-active")).to have_content "Español"
-      end
-
-      scenario "Highlight selected locale", :js do
-        visit @edit_banner_url
-
-        expect(find("a.js-globalize-locale-link.is-active")).to have_content "English"
-
-        click_link "Español"
-
-        expect(find("a.js-globalize-locale-link.is-active")).to have_content "Español"
-      end
-
-      scenario "Show selected locale form", :js do
-        visit @edit_banner_url
-
-        expect(page).to have_field('banner_description_en', with: 'Description in English')
-
-        click_link "Español"
-
-        expect(page).to have_field('banner_description_es', with: 'Descripción en Español')
-      end
-
-      scenario "Select a locale and add it to the banner form", :js do
-        visit @edit_banner_url
-
-        select "Français", from: "translation_locale"
-
-        expect(page).to have_link "Français"
-
-        click_link "Français"
-
-        expect(page).to have_field('banner_description_fr')
-      end
-    end
   end
 end
diff --git a/spec/features/admin/site_customization/information_texts_spec.rb b/spec/features/admin/site_customization/information_texts_spec.rb
index b5ed5496b..ee00d7d9e 100644
--- a/spec/features/admin/site_customization/information_texts_spec.rb
+++ b/spec/features/admin/site_customization/information_texts_spec.rb
@@ -7,6 +7,11 @@ feature "Admin custom information texts" do
     login_as(admin.user)
   end
 
+  it_behaves_like "translatable",
+                  "i18n_content",
+                  "admin_site_customization_information_texts_path",
+                  %w[value]
+
   scenario 'page is correctly loaded' do
     visit admin_site_customization_information_texts_path
 
@@ -113,60 +118,6 @@ feature "Admin custom information texts" do
       expect(debate_text.value_en).to eq('Custom debate text')
       expect(debate_title.value_en).to eq('Custom debate title')
     end
-
-    context "Javascript interface" do
-
-      scenario "Highlight current locale", :js do
-        visit admin_site_customization_information_texts_path
-
-        expect(find("a.js-globalize-locale-link.is-active")).to have_content "English"
-
-        select('Español', from: 'locale-switcher')
-
-        expect(find("a.js-globalize-locale-link.is-active")).to have_content "Español"
-      end
-
-      scenario "Highlight selected locale", :js do
-        key = "debates.form.debate_title"
-        content = create(:i18n_content, key: key, value_es: 'Título')
-
-        visit admin_site_customization_information_texts_path
-
-        expect(find("a.js-globalize-locale-link.is-active")).to have_content "English"
-
-        click_link "Español"
-
-        expect(find("a.js-globalize-locale-link.is-active")).to have_content "Español"
-      end
-
-      scenario "Show selected locale form", :js do
-        key = "debates.form.debate_title"
-        content = create(:i18n_content, key: key,
-                                        value_en: 'Title',
-                                        value_es: 'Título')
-
-        visit admin_site_customization_information_texts_path
-
-        expect(page).to have_field("contents_content_#{key}values_value_en", with: 'Title')
-
-        click_link "Español"
-
-        expect(page).to have_field("contents_content_#{key}values_value_es", with: 'Título')
-      end
-
-      scenario "Select a locale and add it to the form", :js do
-        key = "debates.form.debate_title"
-
-        visit admin_site_customization_information_texts_path
-        select "Français", from: "translation_locale"
-
-        expect(page).to have_link "Français"
-
-        click_link "Français"
-        expect(page).to have_field("contents_content_#{key}values_value_fr")
-      end
-    end
-
   end
 
 end
diff --git a/spec/features/translations_spec.rb b/spec/features/translations_spec.rb
index 61c674e7b..12bf585c5 100644
--- a/spec/features/translations_spec.rb
+++ b/spec/features/translations_spec.rb
@@ -10,6 +10,11 @@ feature "Translations" do
                               description_en: "Description in English",
                               description_es: "Descripción en Español") }
 
+    it_behaves_like "translatable",
+                    "budget_investment_milestone",
+                    "edit_admin_budget_budget_investment_budget_investment_milestone_path",
+                    %w[description]
+
     background do
       admin = create(:administrator)
       login_as(admin.user)
@@ -103,51 +108,6 @@ feature "Translations" do
       expect(page).to have_content('Description in pt-BR')
     end
 
-    context "Globalize javascript interface" do
-
-      scenario "Highlight current locale", :js do
-        visit @edit_milestone_url
-
-        expect(find("a.js-globalize-locale-link.is-active")).to have_content "English"
-
-        select('Español', from: 'locale-switcher')
-
-        expect(find("a.js-globalize-locale-link.is-active")).to have_content "Español"
-      end
-
-      scenario "Highlight selected locale", :js do
-        visit @edit_milestone_url
-
-        expect(find("a.js-globalize-locale-link.is-active")).to have_content "English"
-
-        click_link "Español"
-
-        expect(find("a.js-globalize-locale-link.is-active")).to have_content "Español"
-      end
-
-      scenario "Show selected locale form", :js do
-        visit @edit_milestone_url
-
-        expect(page).to have_field('budget_investment_milestone_description_en', with: 'Description in English')
-
-        click_link "Español"
-
-        expect(page).to have_field('budget_investment_milestone_description_es', with: 'Descripción en Español')
-      end
-
-      scenario "Select a locale and add it to the milestone form", :js do
-        visit @edit_milestone_url
-
-        select "Français", from: "translation_locale"
-
-        expect(page).to have_link "Français"
-
-        click_link "Français"
-
-        expect(page).to have_field('budget_investment_milestone_description_fr')
-      end
-    end
-
   end
 
 end
diff --git a/spec/shared/features/translatable.rb b/spec/shared/features/translatable.rb
new file mode 100644
index 000000000..5ce91d415
--- /dev/null
+++ b/spec/shared/features/translatable.rb
@@ -0,0 +1,73 @@
+shared_examples "translatable" do |factory_name, path_name, fields|
+  let(:language_texts)     { { es: "en español", en: "in English", fr: "en Français" } }
+  let(:translatable_class) { build(factory_name).class }
+
+  let(:attributes) do
+    fields.product(%i[en es]).map do |field, locale|
+      [:"#{field}_#{locale}", text_for(field, locale)]
+    end.to_h
+  end
+
+  let(:translatable) { create(factory_name, attributes) }
+  let(:path) { send(path_name, *resource_hierarchy_for(translatable)) }
+  before { login_as(create(:administrator).user) }
+
+  context "Globalize javascript interface" do
+    scenario "Highlight current locale", :js do
+      visit path
+
+      expect(find("a.js-globalize-locale-link.is-active")).to have_content "English"
+
+      select('Español', from: 'locale-switcher')
+
+      expect(find("a.js-globalize-locale-link.is-active")).to have_content "Español"
+    end
+
+    scenario "Highlight selected locale", :js do
+      visit path
+
+      expect(find("a.js-globalize-locale-link.is-active")).to have_content "English"
+
+      click_link "Español"
+
+      expect(find("a.js-globalize-locale-link.is-active")).to have_content "Español"
+    end
+
+    scenario "Show selected locale form", :js do
+      visit path
+      field = fields.last # TODO: not sure about first, last, or sample
+
+      expect(page).to have_field(field_for(field, :en), with: text_for(field, :en))
+
+      click_link "Español"
+
+      expect(page).to have_field(field_for(field, :es), with: text_for(field, :es))
+    end
+
+    scenario "Select a locale and add it to the form", :js do
+      visit path
+
+      select "Français", from: "translation_locale"
+
+      expect(page).to have_link "Français"
+
+      click_link "Français"
+
+      expect(page).to have_field(field_for(fields.last, :fr))
+    end
+  end
+end
+
+def text_for(field, locale)
+  I18n.with_locale(locale) do
+    "#{translatable_class.human_attribute_name(field)} #{language_texts[locale]}"
+  end
+end
+
+def field_for(field, locale)
+  if translatable_class.name == "I18nContent"
+    "contents_content_#{translatable.key}values_#{field}_#{locale}"
+  else
+    "#{translatable_class.model_name.singular}_#{field}_#{locale}"
+  end
+end