Reverted actor_spec & added minitest to rakefile

Author: fzakaria

Rakefile

@@ -61,12 +61,24 @@ Gem::PackageTask.new(edge_gemspec) {} if edge_gemspec
 
 CLEAN.include('lib/concurrent/2.*', 'lib/concurrent/*.jar')
 
+
 begin
   require 'rspec'
   require 'rspec/core/rake_task'
+  require "rake/testtask"
+
+  Rake::TestTask.new(:minitest) do |t|
+    t.libs << "test"
+    t.test_files = FileList['test/**/test*.rb']
+  end
 
   RSpec::Core::RakeTask.new(:spec)
 
+  desc "Run both minitest & rspec tests"
+  task test: %w[minitest spec] do
+
+  end
+
   namespace :spec do
     desc '* Configured for ci'
     RSpec::Core::RakeTask.new(:ci) do |t|

lib/concurrent/executor/cached_thread_pool.rb

@@ -52,7 +52,9 @@ def ns_initialize(opts)
       if Concurrent.on_jruby?
         self.auto_terminate = opts.fetch(:auto_terminate, true)
         @max_queue = 0
-        @executor = java.util.concurrent.Executors.newCachedThreadPool Concurrent::DaemonThreadFactory.new(self.auto_terminate?)
+        @executor = java.util.concurrent.Executors.newCachedThreadPool(
+            Concurrent::DaemonThreadFactory.new(self.auto_terminate?)
+        )
         @executor.setRejectedExecutionHandler(FALLBACK_POLICY_CLASSES[@fallback_policy].new)
         @executor.setKeepAliveTime(opts.fetch(:idletime, DEFAULT_THREAD_IDLETIMEOUT), java.util.concurrent.TimeUnit::SECONDS)
       end