Add support for AJ's :wait option

Changes.md

@@ -21,7 +21,7 @@ end
 require "sidekiq/middleware/current_attributes"
 Sidekiq::CurrentAttributes.persist(Myapp::Current) # Your AS::CurrentAttributes singleton
 ```
-- Implement `queue_as` and `wait_until` for ActiveJob compatibility [#5003]
+- Implement `queue_as`, `wait` and `wait_until` for ActiveJob compatibility [#5003]
 - Retry Redis operation if we get an `UNBLOCKED` Redis error. [#4985]
 - Run existing signal traps, if any, before running Sidekiq's trap. [#4991]
 

lib/sidekiq/worker.rb

@@ -176,12 +176,12 @@ module Sidekiq
         @opts = opts
 
         # ActiveJob compatibility
-        interval = @opts.delete(:wait_until)
+        interval = @opts.delete(:wait_until) || @opts.delete(:wait)
         at(interval) if interval
       end
 
       def set(options)
-        interval = options.delete(:wait_until)
+        interval = options.delete(:wait_until) || options.delete(:wait)
         @opts.merge!(options)
         at(interval) if interval
         self
@@ -204,6 +204,7 @@ module Sidekiq
         int = interval.to_f
         now = Time.now.to_f
         ts = (int < 1_000_000_000 ? now + int : int)
+        # Optimization to enqueue something now that is scheduled to go out now or in the past
         @opts["at"] = ts if ts > now
         self
       end

test/test_worker.rb

@@ -16,9 +16,12 @@ describe Sidekiq::Worker do
     it "provides basic ActiveJob compatibilility" do
       q = Sidekiq::ScheduledSet.new
       assert_equal 0, q.size
-      jid = SetWorker.set(wait_until: 1.hour).perform_async(123)
+      jid = SetWorker.set(wait_until: 1.hour.from_now).perform_async(123)
       assert jid
       assert_equal 1, q.size
+      jid = SetWorker.set(wait: 1.hour).perform_async(123)
+      assert jid
+      assert_equal 2, q.size
 
       q = Sidekiq::Queue.new("foo")
       assert_equal 0, q.size