adds spec for management localization

spec/features/management/localization_spec.rb

@@ -0,0 +1,48 @@
+require 'rails_helper'
+
+feature 'Localization' do
+
+  background do
+    login_as_manager
+  end
+
+  scenario 'Wrong locale' do
+    visit management_root_path(locale: :es)
+    visit management_root_path(locale: :klingon)
+
+    expect(page).to have_text('Gestión')
+  end
+
+  scenario 'Available locales appear in the locale switcher' do
+    visit management_root_path
+
+    within('.locale-form .js-location-changer') do
+      expect(page).to have_content 'Español'
+      expect(page).to have_content 'English'
+    end
+  end
+
+  scenario 'The current locale is selected' do
+    visit management_root_path
+    expect(page).to have_select('locale-switcher', selected: 'English')
+    expect(page).to have_text('Management')
+  end
+
+  scenario 'Changing the locale', :js do
+    visit management_root_path
+    expect(page).to have_content('Language')
+
+    select('Español', from: 'locale-switcher')
+    expect(page).to have_content('Idioma')
+    expect(page).to_not have_content('Language')
+    expect(page).to have_select('locale-switcher', selected: 'Español')
+  end
+
+  scenario 'Locale switcher not present if only one locale' do
+    expect(I18n).to receive(:available_locales).and_return([:en])
+
+    visit management_root_path
+    expect(page).to_not have_content('Language')
+    expect(page).to_not have_css('div.locale')
+  end
+end