Add test case for issue #75

README.md

@@ -261,6 +261,10 @@ Broadly speaking, these initiatives are on our roadmap:
 
 Bug reports and pull requests are welcome on GitHub at https://github.com/unabridged/motion.
 
+### Setup
+To develop Motion locally, be sure to use one of the Ruby versions listed under the `rvm` key in `.travis.yml`. 
+
+To run tests, run `bin/rake test`. 
 
 ## License
 

spec/support/test_application/app/components/current_domain_component.html.erb

@@ -0,0 +1,4 @@
+<div>
+    <div><%= num_ticks %> ticks</div>
+    <div><%= url_for(only_path: false) %></div>
+  </div>

spec/support/test_application/app/components/current_domain_component.rb

@@ -0,0 +1,17 @@
+# frozen_string_literal: true
+
+class CurrentDomainComponent < ViewComponent::Base
+    include Motion::Component
+
+    attr_reader :num_ticks
+
+    def initialize
+      @num_ticks = 0
+    end
+
+    every 5.seconds, :tick
+
+    def tick
+      @num_ticks += 1
+    end
+  end

spec/support/test_application/app/controllers/application_controller.rb

@@ -1,6 +1,11 @@
 # frozen_string_literal: true
 
 class ApplicationController < ActionController::Base
+
+  # def default_url_options
+  #   {:host => "www.example.com"}
+  # end
+
   private
 
   # Rendering the component inline like this causes the application layout to

spec/support/test_application/app/controllers/current_domain_components_controller.rb

@@ -0,0 +1,7 @@
+# frozen_string_literal: true
+
+class CurrentDomainComponentsController < ApplicationController
+    def show
+      render_component_in_layout(CurrentDomainComponent.new)
+    end
+  end

spec/support/test_application/config/routes.rb

@@ -5,6 +5,7 @@
   resource :timer_component, only: :show
   resource :test_component, only: :show
   resource :callback_component, only: :show
+  resource :current_domain_component, only: :show
 
   resources :dogs, only: [:new, :create]
 end

spec/system/core_functionality_spec.rb

@@ -95,4 +95,12 @@
 
     expect(page).to have_text("The count is 2")
   end
+
+  scenario "Domain in links are preserved after re-renders" do
+    visit(current_domain_component_path)
+    wait_for_connect
+    expect(page).to have_text("127.0.0.1")
+    sleep 2
+    expect(page).to have_text("127.0.0.1")
+  end
 end