rails · npezza93 · Jan 2, 2026 · Jan 2, 2026 · Jan 2, 2026 · Jan 2, 2026
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
@@ -11,9 +11,11 @@ jobs:
     runs-on: ubuntu-latest
     name: Linting
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     - name: Set up Ruby
       uses: ruby/setup-ruby@v1
+      with:
+        ruby-version: '4.0'
     - name: Install dependencies
       run: bundle install
     - name: Run tests

diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
@@ -15,6 +15,12 @@ jobs:
       fail-fast: false
       matrix:
         database: [mysql, postgres, sqlite]
+        ruby-version:
+          - 3.1
+          - 3.2
+          - 3.3
+          - 3.4
+          - 4.0
     services:
       mysql:
         image: mysql:8.0.31
@@ -32,15 +38,15 @@ jobs:
     env:
       TARGET_DB: ${{ matrix.database }}
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     - name: Set up Ruby
       uses: ruby/setup-ruby@v1
+      with:
+        ruby-version: ${{ matrix.ruby-version }}
     - name: Install dependencies
       run: bundle install
     - name: Setup db
       run: |
-        cd test/dummy
         bin/rails db:setup
-        cd ../../
     - name: Run tests
       run: bin/test
diff --git a/.ruby-version b/.ruby-version
diff --git a/Rakefile b/Rakefile
@@ -1,5 +1,6 @@
-# frozen_string_literal: true
-
 require "bundler/setup"
 
+APP_RAKEFILE = File.expand_path("test/dummy/Rakefile", __dir__)
+load "rails/tasks/engine.rake"
+
 require "bundler/gem_tasks"
diff --git a/bin/rails b/bin/rails
@@ -0,0 +1,14 @@
+#!/usr/bin/env ruby
+# This command will automatically be run when you run "rails" with Rails gems
+# installed from the root of your application.
+
+ENGINE_ROOT = File.expand_path("..", __dir__)
+ENGINE_PATH = File.expand_path("../lib/solid_cable/engine", __dir__)
+APP_PATH = File.expand_path("../test/dummy/config/application", __dir__)
+
+# Set up gems listed in the Gemfile.
+ENV["BUNDLE_GEMFILE"] ||= File.expand_path("../Gemfile", __dir__)
+require "bundler/setup" if File.exist?(ENV["BUNDLE_GEMFILE"])
+
+require "rails/all"
+require "rails/engine/commands"
diff --git a/lib/solid_cable/railtie.rb b/lib/solid_cable/railtie.rb
diff --git a/solid_cable.gemspec b/solid_cable.gemspec
@@ -26,4 +26,6 @@ Gem::Specification.new do |spec|
   spec.add_dependency "activejob", rails_version
   spec.add_dependency "actioncable", rails_version
   spec.add_dependency "railties", rails_version
+
+  spec.add_development_dependency "minitest", "~> 5.0"
 end
diff --git a/test/config_stubs.rb b/test/config_stubs.rb
@@ -4,9 +4,9 @@ module ConfigStubs
   extend ActiveSupport::Concern
 
   class ConfigStub
-    def initialize(**)
+    def initialize(**opts)
       @config = ActiveSupport::OrderedOptions.new.
-                update({ adapter: :test }.merge(**))
+                update({ adapter: :test }.merge(**opts))
     end
 
     def config_for(_file)
@@ -23,7 +23,7 @@ def run!
     end
   end
 
-  def with_cable_config(**)
-    Rails.stub(:application, ConfigStub.new(**)) { yield }
+  def with_cable_config(**opts)
+    Rails.stub(:application, ConfigStub.new(**opts)) { yield }
   end
 end
diff --git a/test/dummy/Rakefile b/test/dummy/Rakefile
@@ -1,5 +1,3 @@
-# frozen_string_literal: true
-
 # Add your own tasks in files placed in lib/tasks ending in .rake,
 # for example lib/tasks/capistrano.rake, and they will automatically be available to Rake.
 

diff --git a/test/dummy/app/assets/images/.keep b/test/dummy/app/assets/images/.keep
diff --git a/test/dummy/app/assets/stylesheets/application.css b/test/dummy/app/assets/stylesheets/application.css
diff --git a/test/dummy/app/channels/application_cable/channel.rb b/test/dummy/app/channels/application_cable/channel.rb
diff --git a/test/dummy/app/channels/application_cable/connection.rb b/test/dummy/app/channels/application_cable/connection.rb
diff --git a/test/dummy/app/controllers/application_controller.rb b/test/dummy/app/controllers/application_controller.rb
@@ -1,4 +1,4 @@
-# frozen_string_literal: true
-
 class ApplicationController < ActionController::Base
+  # Only allow modern browsers supporting webp images, web push, badges, import maps, CSS nesting, and CSS :has.
+  allow_browser versions: :modern
 end
diff --git a/test/dummy/app/helpers/application_helper.rb b/test/dummy/app/helpers/application_helper.rb
@@ -1,4 +1,2 @@
-# frozen_string_literal: true
-
 module ApplicationHelper
 end
diff --git a/test/dummy/app/jobs/application_job.rb b/test/dummy/app/jobs/application_job.rb
@@ -1,5 +1,3 @@
-# frozen_string_literal: true
-
 class ApplicationJob < ActiveJob::Base
   # Automatically retry jobs that encountered a deadlock
   # retry_on ActiveRecord::Deadlocked

diff --git a/test/dummy/app/models/application_record.rb b/test/dummy/app/models/application_record.rb
@@ -1,5 +1,3 @@
-# frozen_string_literal: true
-
 class ApplicationRecord < ActiveRecord::Base
   primary_abstract_class
 end
diff --git a/test/dummy/app/views/layouts/application.html.erb b/test/dummy/app/views/layouts/application.html.erb
@@ -1,12 +1,25 @@
 <!DOCTYPE html>
 <html>
   <head>
-    <title>Dummy</title>
+    <title><%= content_for(:title) || "Dummy" %></title>
     <meta name="viewport" content="width=device-width,initial-scale=1">
+    <meta name="apple-mobile-web-app-capable" content="yes">
+    <meta name="application-name" content="Dummy">
+    <meta name="mobile-web-app-capable" content="yes">
     <%= csrf_meta_tags %>
     <%= csp_meta_tag %>
 
-    <%= stylesheet_link_tag "application" %>
+    <%= yield :head %>
+
+    <%# Enable PWA manifest for installable apps (make sure to enable in config/routes.rb too!) %>
+    <%#= tag.link rel: "manifest", href: pwa_manifest_path(format: :json) %>
+
+    <link rel="icon" href="/icon.png" type="image/png">
+    <link rel="icon" href="/icon.svg" type="image/svg+xml">
+    <link rel="apple-touch-icon" href="/icon.png">
+
+    <%# Includes all stylesheet files in app/assets/stylesheets %>
+    <%= stylesheet_link_tag :app %>
   </head>
 
   <body>

diff --git a/test/dummy/app/views/pwa/manifest.json.erb b/test/dummy/app/views/pwa/manifest.json.erb
@@ -0,0 +1,22 @@
+{
+  "name": "Dummy",
+  "icons": [
+    {
+      "src": "/icon.png",
+      "type": "image/png",
+      "sizes": "512x512"
+    },
+    {
+      "src": "/icon.png",
+      "type": "image/png",
+      "sizes": "512x512",
+      "purpose": "maskable"
+    }
+  ],
+  "start_url": "/",
+  "display": "standalone",
+  "scope": "/",
+  "description": "Dummy.",
+  "theme_color": "red",
+  "background_color": "red"
+}
diff --git a/test/dummy/app/views/pwa/service-worker.js b/test/dummy/app/views/pwa/service-worker.js
@@ -0,0 +1,26 @@
+// Add a service worker for processing Web Push notifications:
+//
+// self.addEventListener("push", async (event) => {
+//   const { title, options } = await event.data.json()
+//   event.waitUntil(self.registration.showNotification(title, options))
+// })
+//
+// self.addEventListener("notificationclick", function(event) {
+//   event.notification.close()
+//   event.waitUntil(
+//     clients.matchAll({ type: "window" }).then((clientList) => {
+//       for (let i = 0; i < clientList.length; i++) {
+//         let client = clientList[i]
+//         let clientPath = (new URL(client.url)).pathname
+//
+//         if (clientPath == event.notification.data.path && "focus" in client) {
+//           return client.focus()
+//         }
+//       }
+//
+//       if (clients.openWindow) {
+//         return clients.openWindow(event.notification.data.path)
+//       }
+//     })
+//   )
+// })
diff --git a/test/dummy/bin/ci b/test/dummy/bin/ci
@@ -0,0 +1,6 @@
+#!/usr/bin/env ruby
+require_relative "../config/boot"
+require "active_support/continuous_integration"
+
+CI = ActiveSupport::ContinuousIntegration
+require_relative "../config/ci.rb"
diff --git a/test/dummy/bin/dev b/test/dummy/bin/dev
@@ -0,0 +1,2 @@
+#!/usr/bin/env ruby
+exec "./bin/rails", "server", *ARGV
diff --git a/test/dummy/bin/rails b/test/dummy/bin/rails
@@ -1,6 +1,4 @@
 #!/usr/bin/env ruby
-# frozen_string_literal: true
-
 APP_PATH = File.expand_path("../config/application", __dir__)
 require_relative "../config/boot"
 require "rails/commands"
diff --git a/test/dummy/bin/rake b/test/dummy/bin/rake
@@ -1,6 +1,4 @@
 #!/usr/bin/env ruby
-# frozen_string_literal: true
-
 require_relative "../config/boot"
 require "rake"
 Rake.application.run
diff --git a/test/dummy/bin/setup b/test/dummy/bin/setup
@@ -1,13 +1,10 @@
 #!/usr/bin/env ruby
-# frozen_string_literal: true
-
 require "fileutils"
 
-# path to your application root.
 APP_ROOT = File.expand_path("..", __dir__)
 
-def system!(*)
-  system(*, exception: true)
+def system!(*args)
+  system(*args, exception: true)
 end
 
 FileUtils.chdir APP_ROOT do
@@ -16,7 +13,6 @@ FileUtils.chdir APP_ROOT do
   # Add necessary setup steps to this file.
 
   puts "== Installing dependencies =="
-  system! "gem install bundler --conservative"
   system("bundle check") || system!("bundle install")
 
   # puts "\n== Copying sample files =="
@@ -26,10 +22,14 @@ FileUtils.chdir APP_ROOT do
 
   puts "\n== Preparing database =="
   system! "bin/rails db:prepare"
+  system! "bin/rails db:reset" if ARGV.include?("--reset")
 
   puts "\n== Removing old logs and tempfiles =="
   system! "bin/rails log:clear tmp:clear"
 
-  puts "\n== Restarting application server =="
-  system! "bin/rails restart"
+  unless ARGV.include?("--skip-server")
+    puts "\n== Starting development server =="
+    STDOUT.flush # flush the output before exec(2) so that it displays
+    exec "bin/dev"
+  end
 end
diff --git a/test/dummy/config.ru b/test/dummy/config.ru
@@ -1,5 +1,3 @@
-# frozen_string_literal: true
-
 # This file is used by Rack-based servers to start the application.
 
 require_relative "config/environment"

diff --git a/test/dummy/config/application.rb b/test/dummy/config/application.rb
@@ -1,5 +1,3 @@
-# frozen_string_literal: true
-
 require_relative "boot"
 
 require "rails/all"
@@ -12,10 +10,13 @@ module Dummy
   class Application < Rails::Application
     config.load_defaults Rails::VERSION::STRING.to_f
 
+    # For compatibility with applications that use this config
+    config.action_controller.include_all_helpers = false
+
     # Please, add to the `ignore` list any other `lib` subdirectories that do
     # not contain `.rb` files, or that should not be reloaded or eager loaded.
     # Common ones are `templates`, `generators`, or `middleware`, for example.
-    config.autoload_lib(ignore: %w(assets tasks))
+    config.autoload_lib(ignore: %w[assets tasks])
 
     # Configuration for the application, engines, and railties goes here.
     #

diff --git a/test/dummy/config/boot.rb b/test/dummy/config/boot.rb
@@ -1,5 +1,3 @@
-# frozen_string_literal: true
-
 # Set up gems listed in the Gemfile.
 ENV["BUNDLE_GEMFILE"] ||= File.expand_path("../../../Gemfile", __dir__)
 

diff --git a/test/dummy/config/ci.rb b/test/dummy/config/ci.rb
@@ -0,0 +1,18 @@
+# Run using bin/ci
+
+CI.run do
+  step "Setup", "bin/setup --skip-server"
+
+
+  step "Tests: Rails", "bin/rails test"
+  step "Tests: System", "bin/rails test:system"
+  step "Tests: Seeds", "env RAILS_ENV=test bin/rails db:seed:replant"
+
+  # Optional: set a green GitHub commit status to unblock PR merge.
+  # Requires the `gh` CLI and `gh extension install basecamp/gh-signoff`.
+  # if success?
+  #   step "Signoff: All systems go. Ready for merge and deploy.", "gh signoff"
+  # else
+  #   failure "Signoff: CI failed. Do not merge or deploy.", "Fix the issues and try again."
+  # end
+end
diff --git a/test/dummy/config/environment.rb b/test/dummy/config/environment.rb
@@ -1,5 +1,3 @@
-# frozen_string_literal: true
-
 # Load the Rails application.
 require_relative "application"
Original file line number	Diff line number	Diff line change
		@@ -0,0 +1,2 @@
		#!/usr/bin/env ruby
		exec "./bin/rails", "server", *ARGV