Use Github Actions for CI and fix for ruby 3.x

.github/workflows/ci.yml

@@ -0,0 +1,39 @@
+name: Ruby CI
+
+on:
+  push:
+    branches: [ main ]
+  pull_request:
+    branches: [ main ]
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    services:
+      redis:
+        image: redis:alpine
+        ports: ["6379:6379"]
+      memcached:
+        image: memcached:alpine
+        ports: ["11211:11211"]
+    strategy:
+      fail-fast: false
+      matrix:
+        ruby-version: ['3.2', '3.1', '3.0', '2.7', '2.6']
+    steps:
+      - uses: actions/checkout@v3
+      - name: Set up Ruby ${{ matrix.ruby-version }}
+        uses: ruby/setup-ruby@v1
+        with:
+          ruby-version: ${{ matrix.ruby-version }}
+      - name: Install dependencies
+        run: bundle install
+      - name: Run tests for Redis cache store
+        run: TEST_RAILS_CACHE_STORE=redis_cache_store bundle exec rspec spec
+      - name: Run tests for Memcache cache store
+        run: TEST_RAILS_CACHE_STORE=mem_cache_store bundle exec rspec spec
+      - name: Run tests for Brotli cache store
+        run: TEST_RAILS_CACHE_STORE=brotli_cache_store bundle exec rspec spec
+      - name: Run tests for in-memory cache store
+        run: bundle exec rspec spec
+

Rakefile

@@ -7,5 +7,5 @@ task default: :spec
 
 desc 'Test all cache_stores'
 task :test_all do
-  system("RAILS_CACHE_STORE=redis_cache_store bundle exec rspec spec/ && RAILS_CACHE_STORE=brotli_cache_store bundle exec rspec spec/ && bundle exec rspec spec/")
+  system("TEST_RAILS_CACHE_STORE=redis_cache_store bundle exec rspec spec && TEST_RAILS_CACHE_STORE=brotli_cache_store bundle exec rspec spec && TEST_RAILS_CACHE_STORE=mem_cache_store bundle exec rspec spec && bundle exec rspec spec")
 end

spec/dummy/config/application.rb

@@ -21,7 +21,12 @@
 module Dummy
   class Application < Rails::Application
     # Initialize configuration defaults for originally generated Rails version.
-    config.load_defaults 7.0
+
+    if Gem::Version.new(RUBY_VERSION) >= Gem::Version.new('2.7')
+      config.load_defaults 7.0
+    else
+      config.load_defaults 6.0
+    end
 
     # Configuration for the application, engines, and railties goes here.
     #

spec/dummy/config/environments/development.rb

@@ -19,7 +19,7 @@
 
   # Enable/disable caching. By default caching is disabled.
   # Run rails dev:cache to toggle caching.
-  config.cache_store = $rails_cache_store
+  config.cache_store = $test_rails_cache_store
 
   # Print deprecation notices to the Rails logger.
   config.active_support.deprecation = :log

spec/rails-brotli-cache/cache_keys_spec.rb

@@ -2,7 +2,7 @@
 
 require 'spec_helper'
 
-return unless ENV['RAILS_CACHE_STORE'] == 'redis_cache_store'
+return unless ENV['TEST_RAILS_CACHE_STORE'] == 'redis_cache_store'
 
 describe RailsBrotliCache do
   class Post
@@ -20,7 +20,7 @@ def to_param
   end
 
   let(:redis_store) do
-    ActiveSupport::Cache::RedisCacheStore.new({ redis: $redis }.merge(options))
+    ActiveSupport::Cache::RedisCacheStore.new(**{ redis: $redis }.merge(options))
   end
 
   let(:brotli_store) do
@@ -75,7 +75,6 @@ def to_param
     end
 
     context "custom namespace proc" do
-      @@counter = 0
       let(:options) do
         {
           namespace: -> { "myapp" }

spec/rails-brotli-cache/rails_store_spec.rb

@@ -2,7 +2,7 @@
 
 require 'spec_helper'
 
-return unless ENV['RAILS_CACHE_STORE'] == 'brotli_cache_store'
+return unless ENV['TEST_RAILS_CACHE_STORE'] == 'brotli_cache_store'
 
 describe RailsBrotliCache do
   subject(:cache_store) do

spec/rails-brotli-cache/redis_spec.rb

@@ -2,7 +2,7 @@
 
 require 'spec_helper'
 
-return unless ENV['RAILS_CACHE_STORE'] == 'redis_cache_store'
+return unless ENV['TEST_RAILS_CACHE_STORE'] == 'redis_cache_store'
 
 describe RailsBrotliCache do
   let(:options) do

spec/spec_helper.rb

@@ -6,10 +6,12 @@
 require_relative '../lib/rails-brotli-cache'
 
 $redis = Redis.new
-$rails_cache_store = if ENV['RAILS_CACHE_STORE'] == 'redis_cache_store'
+$test_rails_cache_store = if ENV['TEST_RAILS_CACHE_STORE'] == 'redis_cache_store'
   ActiveSupport::Cache::RedisCacheStore.new(redis: $redis)
-elsif ENV['RAILS_CACHE_STORE'] == 'brotli_cache_store'
+elsif ENV['TEST_RAILS_CACHE_STORE'] == 'brotli_cache_store'
   RailsBrotliCache::Store.new(ActiveSupport::Cache::MemoryStore.new)
+elsif ENV['TEST_RAILS_CACHE_STORE'] == 'memcache_cache_store'
+  ActiveSupport::Cache::ActiveSupport::Cache::MemCacheStore.new
 else
   ActiveSupport::Cache::MemoryStore.new
 end