fix Que integration tests for Active Job

Replace Que.* settings that were removed in Que 1.0 with options passed
to Que::Locker. The Locker class creates its own thread for managing
work distribution, so the Thread created in the QueJobsManager was also
removed.

Gemfile.lock

@@ -403,7 +403,7 @@ GEM
     public_suffix (4.0.6)
     puma (5.5.2)
       nio4r (~> 2.0)
-    que (0.14.3)
+    que (1.0.0)
     raabro (1.4.0)
     racc (1.6.0)
     rack (2.2.3)

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

@@ -4,8 +4,6 @@ module QueJobsManager
   def setup
     require "sequel"
     ActiveJob::Base.queue_adapter = :que
-    Que.mode = :off
-    Que.worker_count = 1
   end
 
   def clear_jobs
@@ -21,14 +19,13 @@ module QueJobsManager
     %x{#{"PGPASSWORD=\"#{pass}\"" if pass} psql -X -c 'drop database if exists "#{db}"' -U #{user} -t template1}
     %x{#{"PGPASSWORD=\"#{pass}\"" if pass} psql -X -c 'create database "#{db}"' -U #{user} -t template1}
     Que.connection = Sequel.connect(que_url)
-    Que.migrate!
+    Que.migrate!(version: Que::Migrations::CURRENT_VERSION)
 
-    @thread = Thread.new do
-      loop do
-        Que::Job.work("integration_tests")
-        sleep 0.5
-      end
-    end
+    @locker = Que::Locker.new(
+      queues: ["integration_tests"],
+      poll_interval: 0.5,
+      worker_priorities: [nil]
+    )
 
   rescue Sequel::DatabaseConnectionError
     puts "Cannot run integration tests for que. To be able to run integration tests for que you need to install and start postgresql.\n"
@@ -37,6 +34,6 @@ module QueJobsManager
   end
 
   def stop_workers
-    @thread.kill
+    @locker.stop!
   end
 end