1 files changed, 42 insertions, 0 deletions
diff --git a/activejob/test/cases/async_job_test.rb b/activejob/test/cases/async_job_test.rb
new file mode 100644
index 0000000000..2642cfc608
--- /dev/null
+++ b/activejob/test/cases/async_job_test.rb
@@ -0,0 +1,42 @@
+require 'helper'
+require 'jobs/hello_job'
+require 'jobs/queue_as_job'
+
+class AsyncJobTest < ActiveSupport::TestCase
+  def using_async_adapter?
+    ActiveJob::Base.queue_adapter.is_a? ActiveJob::QueueAdapters::AsyncAdapter
+  end
+
+  setup do
+    ActiveJob::AsyncJob.perform_asynchronously!
+  end
+
+  teardown do
+    ActiveJob::AsyncJob::QUEUES.clear
+    ActiveJob::AsyncJob.perform_immediately!
+  end
+
+  test "#create_thread_pool returns a thread_pool" do
+    thread_pool = ActiveJob::AsyncJob.create_thread_pool
+    assert thread_pool.is_a? Concurrent::ExecutorService
+    assert_not thread_pool.is_a? Concurrent::ImmediateExecutor
+  end
+
+  test "#create_thread_pool returns an ImmediateExecutor after #perform_immediately! is called" do
+    ActiveJob::AsyncJob.perform_immediately!
+    thread_pool = ActiveJob::AsyncJob.create_thread_pool
+    assert thread_pool.is_a? Concurrent::ImmediateExecutor
+  end
+
+  test "enqueuing without specifying a queue uses the default queue" do
+    skip unless using_async_adapter?
+    HelloJob.perform_later
+    assert ActiveJob::AsyncJob::QUEUES.key? 'default'
+  end
+
+  test "enqueuing to a queue that does not exist creates the queue" do
+    skip unless using_async_adapter?
+    QueueAsJob.perform_later
+    assert ActiveJob::AsyncJob::QUEUES.key? QueueAsJob::MY_QUEUE.to_s
+  end
+end