Respect ENV variables when finding DBs etc for the test suite

If they're not set we'll still fall back to localhost, but this makes it
possible to run the tests against a remote Postgres / Redis / whatever.

actioncable/Rakefile

@@ -1,5 +1,6 @@
 # frozen_string_literal: true
 
+require "base64"
 require "rake/testtask"
 require "pathname"
 require "open3"
@@ -25,7 +26,8 @@ namespace :test do
   end
 
   task :integration do
-    system("yarn test") || raise("Failures")
+    system(Hash[*Base64.decode64(ENV.fetch("ENCODED", "")).split(/[ =]/)], "yarn", "test")
+    exit($?.exitstatus) unless $?.success?
   end
 end
 

actioncable/test/subscription_adapter/redis_test.rb

@@ -11,7 +11,11 @@ class RedisAdapterTest < ActionCable::TestCase
   include ChannelPrefixTest
 
   def cable_config
-    { adapter: "redis", driver: "ruby" }
+    { adapter: "redis", driver: "ruby" }.tap do |x|
+      if host = URI(ENV["REDIS_URL"] || "").hostname
+        x[:host] = host
+      end
+    end
   end
 end
 
@@ -25,7 +29,7 @@ class RedisAdapterTest::AlternateConfiguration < RedisAdapterTest
   def cable_config
     alt_cable_config = super.dup
     alt_cable_config.delete(:url)
-    alt_cable_config.merge(host: "127.0.0.1", port: 6379, db: 12)
+    alt_cable_config.merge(host: URI(ENV["REDIS_URL"] || "").hostname || "127.0.0.1", port: 6379, db: 12)
   end
 end
 

actionpack/test/dispatch/session/mem_cache_store_test.rb

@@ -38,8 +38,9 @@ def call_reset_session
 
   begin
     require "dalli"
-    ss = Dalli::Client.new("localhost:11211").stats
-    raise Dalli::DalliError unless ss["localhost:11211"]
+    servers = ENV["MEMCACHE_SERVERS"] || "localhost:11211"
+    ss = Dalli::Client.new(servers).stats
+    raise Dalli::DalliError unless ss[servers]
 
     def test_setting_and_getting_session_value
       with_test_route_set do
@@ -195,7 +196,9 @@ def with_test_route_set
         end
 
         @app = self.class.build_app(set) do |middleware|
-          middleware.use ActionDispatch::Session::MemCacheStore, key: "_session_id", namespace: "mem_cache_store_test:#{SecureRandom.hex(10)}"
+          middleware.use ActionDispatch::Session::MemCacheStore,
+            key: "_session_id", namespace: "mem_cache_store_test:#{SecureRandom.hex(10)}",
+            memcache_server: ENV["MEMCACHE_SERVERS"] || "localhost:11211"
           middleware.delete ActionDispatch::ShowExceptions
         end
 

actionview/Rakefile

@@ -31,22 +31,43 @@ namespace :test do
 
   desc "Run tests for rails-ujs"
   task :ujs do
+    system("npm run lint")
+    exit $?.exitstatus unless $?.success?
+
     begin
+      listen_host = "localhost"
+      listen_port = "4567"
+
+      runner_command = %w(ruby ../ci/qunit-selenium-runner.rb)
+      if ENV["SELENIUM_DRIVER_URL"]
+        require "socket"
+        runner_command += %W(http://#{Socket.gethostname}:#{listen_port}/ #{ENV["SELENIUM_DRIVER_URL"]})
+        listen_host = "0.0.0.0"
+      else
+        runner_command += %W(http://localhost:#{listen_port}/)
+      end
+
       Dir.mkdir("log")
-      pid = spawn("bundle exec rackup test/ujs/config.ru -p 4567 -s puma > log/test.log 2>&1", pgroup: true)
+      pid = File.open("log/test.log", "w") do |f|
+        spawn(*%W(rackup test/ujs/config.ru -o #{listen_host} -p #{listen_port} -s puma), out: f, err: f, pgroup: true)
+      end
 
       start_time = Time.now
 
       loop do
         break if system("lsof -i :4567", 1 => File::NULL)
 
         if Time.now - start_time > 5
-          puts "Timed out after 5 seconds"
+          puts "Failed to start puma after 5 seconds"
+          puts
+          puts File.read("log/test.log")
           exit 1
         end
+
+        sleep 0.2
       end
 
-      system("npm run lint && bundle exec ruby ../ci/qunit-selenium-runner.rb http://localhost:4567/")
+      system(*runner_command)
       status = $?.exitstatus
     ensure
       Process.kill("KILL", -pid) if pid

actionview/test/ujs/server.rb

@@ -23,6 +23,7 @@ class Server < Rails::Application
     config.public_file_server.enabled = true
     config.logger = Logger.new(STDOUT)
     config.log_level = :error
+    config.hosts << proc { true }
 
     config.content_security_policy do |policy|
       policy.default_src :self, :https

activejob/test/support/integration/adapters/backburner.rb

@@ -4,6 +4,7 @@ module BackburnerJobsManager
   def setup
     ActiveJob::Base.queue_adapter = :backburner
     Backburner.configure do |config|
+      config.beanstalk_url = ENV["BEANSTALK_URL"] if ENV["BEANSTALK_URL"]
       config.logger = Rails.logger
     end
     unless can_run?

activejob/test/support/integration/adapters/resque.rb

@@ -3,7 +3,7 @@
 module ResqueJobsManager
   def setup
     ActiveJob::Base.queue_adapter = :resque
-    Resque.redis = Redis::Namespace.new "active_jobs_int_test", redis: Redis.new(url: "redis://127.0.0.1:6379/12", thread_safe: true)
+    Resque.redis = Redis::Namespace.new "active_jobs_int_test", redis: Redis.new(url: ENV["REDIS_URL"] || "redis://127.0.0.1:6379/12", thread_safe: true)
     Resque.logger = Rails.logger
     unless can_run?
       puts "Cannot run integration tests for resque. To be able to run integration tests for resque you need to install and start redis.\n"

activejob/test/support/integration/adapters/sneakers.rb

@@ -7,7 +7,7 @@ module SneakersJobsManager
   def setup
     ActiveJob::Base.queue_adapter = :sneakers
     Sneakers.configure  heartbeat: 2,
-                        amqp: "amqp://guest:guest@localhost:5672",
+                        amqp: ENV["RABBITMQ_URL"] || "amqp://guest:guest@localhost:5672",
                         vhost: "/",
                         exchange: "active_jobs_sneakers_int_test",
                         exchange_type: :direct,

activerecord/Rakefile

@@ -89,18 +89,23 @@ end
 
 namespace :db do
   namespace :mysql do
+    connection_arguments = lambda do |connection_name|
+      config = ARTest.config["connections"]["mysql2"][connection_name]
+      ["--user=#{config["username"]}", "--password=#{config["password"]}", ("--host=#{config["host"]}" if config["host"])].join(" ")
+    end
+
     desc "Build the MySQL test databases"
     task :build do
       config = ARTest.config["connections"]["mysql2"]
-      %x( mysql --user=#{config["arunit"]["username"]} --password=#{config["arunit"]["password"]} -e "create DATABASE #{config["arunit"]["database"]} DEFAULT CHARACTER SET utf8mb4" )
-      %x( mysql --user=#{config["arunit2"]["username"]} --password=#{config["arunit2"]["password"]} -e "create DATABASE #{config["arunit2"]["database"]} DEFAULT CHARACTER SET utf8mb4" )
+      %x( mysql #{connection_arguments["arunit"]} -e "create DATABASE #{config["arunit"]["database"]} DEFAULT CHARACTER SET utf8mb4" )
+      %x( mysql #{connection_arguments["arunit2"]} -e "create DATABASE #{config["arunit2"]["database"]} DEFAULT CHARACTER SET utf8mb4" )
     end
 
     desc "Drop the MySQL test databases"
     task :drop do
       config = ARTest.config["connections"]["mysql2"]
-      %x( mysqladmin --user=#{config["arunit"]["username"]} --password=#{config["arunit"]["password"]} -f drop #{config["arunit"]["database"]} )
-      %x( mysqladmin --user=#{config["arunit2"]["username"]} --password=#{config["arunit2"]["password"]} -f drop #{config["arunit2"]["database"]} )
+      %x( mysqladmin #{connection_arguments["arunit"]} -f drop #{config["arunit"]["database"]} )
+      %x( mysqladmin #{connection_arguments["arunit2"]} -f drop #{config["arunit2"]["database"]} )
     end
 
     desc "Rebuild the MySQL test databases"

activerecord/test/config.example.yml

@@ -54,10 +54,16 @@ connections:
       username: rails
       encoding: utf8mb4
       collation: utf8mb4_unicode_ci
+<% if ENV['MYSQL_HOST'] %>
+      host: <%= ENV['MYSQL_HOST'] %>
+<% end %>
     arunit2:
       username: rails
       encoding: utf8mb4
       collation: utf8mb4_general_ci
+<% if ENV['MYSQL_HOST'] %>
+      host: <%= ENV['MYSQL_HOST'] %>
+<% end %>
 
   oracle:
      arunit:

activesupport/test/cache/stores/redis_cache_store_test.rb

@@ -204,7 +204,7 @@ def emulating_latency
   class RedisDistributedConnectionPoolBehaviourTest < ConnectionPoolBehaviourTest
     private
       def store_options
-        { url: %w[ redis://localhost:6379/0 redis://localhost:6379/0 ] }
+        { url: [ENV["REDIS_URL"] || "redis://localhost:6379/0"] * 2 }
       end
   end
 

ci/qunit-selenium-runner.rb

@@ -1,14 +1,20 @@
 # frozen_string_literal: true
 
 require "qunit/selenium/test_runner"
-require "chromedriver-helper"
 
-driver_options = Selenium::WebDriver::Chrome::Options.new
-driver_options.add_argument("--headless")
-driver_options.add_argument("--disable-gpu")
-driver_options.add_argument("--no-sandbox")
+if ARGV[1]
+  driver = ::Selenium::WebDriver.for(:remote, url: ARGV[1], desired_capabilities: :chrome)
+else
+  require "chromedriver-helper"
+
+  driver_options = Selenium::WebDriver::Chrome::Options.new
+  driver_options.add_argument("--headless")
+  driver_options.add_argument("--disable-gpu")
+  driver_options.add_argument("--no-sandbox")
+
+  driver = ::Selenium::WebDriver.for(:chrome, options: driver_options)
+end
 
-driver = ::Selenium::WebDriver.for(:chrome, options: driver_options)
 result = QUnit::Selenium::TestRunner.new(driver).open(ARGV[0], timeout: 60)
 driver.quit
 

guides/Rakefile

@@ -88,4 +88,15 @@ HELP
   end
 end
 
+task :test do
+  templates = Dir.glob("bug_report_templates/*.rb")
+  counter = templates.count do |file|
+    puts "--- Running #{file}"
+    Bundler.clean_system(Gem.ruby, "-w", file) ||
+      puts("+++ 💥 FAILED (exit #{$?.exitstatus})")
+  end
+  puts "+++ #{counter} / #{templates.size} templates executed successfully"
+  exit 1 if counter < templates.size
+end
+
 task default: "guides:help"

railties/Rakefile

@@ -36,10 +36,20 @@ namespace :test do
     dirs = (ENV["TEST_DIR"] || ENV["TEST_DIRS"] || "**").split(",")
     test_options = ENV["TESTOPTS"].to_s.split(/[\s]+/)
 
-    test_files = dirs.map { |dir| "test/#{dir}/*_test.rb" }
-    Dir[*test_files].each do |file|
-      next true if file.start_with?("test/fixtures/")
+    test_patterns = dirs.map { |dir| "test/#{dir}/*_test.rb" }
+    test_files = Dir[*test_patterns].select do |file|
+      !file.start_with?("test/fixtures/")
+    end.sort
 
+    if ENV["BUILDKITE_PARALLEL_JOB_COUNT"]
+      n = ENV["BUILDKITE_PARALLEL_JOB"].to_i
+      m = ENV["BUILDKITE_PARALLEL_JOB_COUNT"].to_i
+
+      test_files = test_files.each_slice(m).map { |slice| slice[n] }.compact
+    end
+
+    test_files.each do |file|
+      puts "--- #{file}"
       fake_command = Shellwords.join([
         FileUtils::RUBY,
         "-w",
@@ -59,18 +69,21 @@ namespace :test do
 
       unless $?.success?
         failing_files << file
+        puts "^^^ +++"
       end
     end
 
+    puts "--- All tests completed"
     unless failing_files.empty?
+      puts "^^^ +++"
       puts
       puts "Failed in:"
       failing_files.each do |file|
         puts "  #{file}"
       end
       puts
 
-      raise "Failure in isolated test runner"
+      exit 1
     end
   end
 end

railties/test/application/rake/dbs_test.rb

@@ -93,6 +93,8 @@ def with_database_existing
 
       def with_bad_permissions
         Dir.chdir(app_path) do
+          skip "Can't avoid permissions as root" if Process.uid.zero?
+
           set_database_url
           FileUtils.chmod("-w", "db")
           yield

railties/test/application/server_test.rb

@@ -29,16 +29,18 @@ def teardown
       primary, replica = PTY.open
       pid = nil
 
-      begin
-        pid = Process.spawn("#{app_path}/bin/rails server -P tmp/dummy.pid", in: replica, out: replica, err: replica)
-        assert_output("Listening", primary)
-
-        rails("restart")
-
-        assert_output("Restarting", primary)
-        assert_output("Inherited", primary)
-      ensure
-        kill(pid) if pid
+      Bundler.with_original_env do
+        begin
+          pid = Process.spawn("bin/rails server -P tmp/dummy.pid", chdir: app_path, in: replica, out: replica, err: replica)
+          assert_output("Listening", primary)
+
+          rails("restart")
+
+          assert_output("Restarting", primary)
+          assert_output("Inherited", primary)
+        ensure
+          kill(pid) if pid
+        end
       end
     end
 

railties/test/application/url_generation_test.rb

@@ -19,6 +19,7 @@ class MyApp < Rails::Application
         config.session_store :cookie_store, key: "_myapp_session"
         config.active_support.deprecation = :log
         config.eager_load = false
+        config.hosts << proc { true }
       end
 
       Rails.application.initialize!