1 files changed, 9 insertions, 0 deletions
diff --git a/test/cases/queuing_test.rb b/test/cases/queuing_test.rb
index b6180a23dd..f29f627da1 100644
--- a/test/cases/queuing_test.rb
+++ b/test/cases/queuing_test.rb
@@ -1,5 +1,6 @@
 require 'helper'
 require 'jobs/hello_job'
+require 'active_support/core_ext/numeric/time'
 
 
 class QueuingTest < ActiveSupport::TestCase
@@ -16,4 +17,12 @@ class QueuingTest < ActiveSupport::TestCase
     HelloJob.enqueue "Jamie"
     assert_equal "Jamie says hello", $BUFFER.pop
   end
+
+  test 'run queued job later' do
+    begin
+      result = HelloJob.enqueue_at 1.second.ago, "Jamie"
+      assert_not_nil result
+    rescue NotImplementedError
+    end
+  end
 end