1 files changed, 74 insertions, 0 deletions
diff --git a/actionview/test/ujs/server.rb b/actionview/test/ujs/server.rb
new file mode 100644
index 0000000000..7d1bab4b2a
--- /dev/null
+++ b/actionview/test/ujs/server.rb
@@ -0,0 +1,74 @@
+# frozen_string_literal: true
+
+require "rack"
+require "rails"
+require "action_controller/railtie"
+require "action_view/railtie"
+require "blade"
+require "json"
+
+module UJS
+  class Server < Rails::Application
+    routes.append do
+      get "/rails-ujs.js" => Blade::Assets.environment
+      get "/" => "tests#index"
+      match "/echo" => "tests#echo", via: :all
+      get "/error" => proc { |env| [403, {}, []] }
+    end
+
+    config.cache_classes = false
+    config.eager_load = false
+    config.secret_key_base = "59d7a4dbd349fa3838d79e330e39690fc22b931e7dc17d9162f03d633d526fbb92dfdb2dc9804c8be3e199631b9c1fbe43fc3e4fc75730b515851849c728d5c7"
+    config.paths["app/views"].unshift("#{Rails.root}/views")
+    config.public_file_server.enabled = true
+    config.logger = Logger.new(STDOUT)
+    config.log_level = :error
+  end
+end
+
+module TestsHelper
+  def test_to(*names)
+    names = ["/vendor/qunit.js", "settings"] + names
+    names.map { |name| script_tag name }.join("\n").html_safe
+  end
+
+  def script_tag(src)
+    src = "/test/#{src}.js" unless src.index("/")
+    %(<script src="#{src}" type="text/javascript"></script>).html_safe
+  end
+end
+
+class TestsController < ActionController::Base
+  helper TestsHelper
+  layout "application"
+
+  def index
+    render :index
+  end
+
+  def echo
+    data = { params: params.to_unsafe_h }.update(request.env)
+
+    if params[:content_type] && params[:content]
+      render inline: params[:content], content_type: params[:content_type]
+    elsif request.xhr?
+      render json: JSON.generate(data)
+    elsif params[:iframe]
+      payload = JSON.generate(data).gsub("<", "&lt;").gsub(">", "&gt;")
+      html = <<-HTML
+        <script>
+          if (window.top && window.top !== window)
+            window.top.jQuery.event.trigger('iframe:loaded', #{payload})
+        </script>
+        <p>You shouldn't be seeing this. <a href="#{request.env['HTTP_REFERER']}">Go back</a></p>
+      HTML
+
+      render html: html.html_safe
+    else
+      render plain: "ERROR: #{request.path} requested without ajax", status: 404
+    end
+  end
+end
+
+Blade.initialize!
+UJS::Server.initialize!