Generated controller for root route with 'index' action

test/controllers/landings_controller_test.rb

@@ -0,0 +1,9 @@
+require 'test_helper'
+
+class LandingsControllerTest < ActionController::TestCase
+  test "should get index" do
+    get :index
+    assert_response :success
+  end
+
+end

test/helpers/landings_helper_test.rb

@@ -0,0 +1,4 @@
+require 'test_helper'
+
+class LandingsHelperTest < ActionView::TestCase
+end