Fixed serializing `:at` option for `assert_enqueued_with` and `assert_performed_with`

3 files changed, 32 insertions, 8 deletions

diff --git a/activejob/CHANGELOG.md b/activejob/CHANGELOG.md
index 988815fee2..b64cd04dca 100644
--- a/activejob/CHANGELOG.md
+++ b/activejob/CHANGELOG.md
@@ -1,3 +1,8 @@
+*   Fixed serializing `:at` option for `assert_enqueued_with`
+    and `assert_performed_with`
+
+    *Wojciech Wnętrzak*
+
 *   Support passing array to `assert_enqueued_jobs` in `:only` option.
 
     *Wojciech Wnętrzak*
diff --git a/activejob/lib/active_job/test_helper.rb b/activejob/lib/active_job/test_helper.rb
index 666e984fe0..de79de59f8 100644
--- a/activejob/lib/active_job/test_helper.rb
+++ b/activejob/lib/active_job/test_helper.rb
@@ -226,6 +226,10 @@ module ActiveJob
       #     assert_enqueued_with(job: MyJob, args: [1,2,3], queue: 'low') do
       #       MyJob.perform_later(1,2,3)
       #     end
+      #
+      #     assert_enqueued_with(job: MyJob, at: Date.tomorrow.noon) do
+      #       MyJob.set(wait_until: Date.tomorrow.noon).perform_later
+      #     end
       #   end
       def assert_enqueued_with(args = {}, &_block)
         original_enqueued_jobs = enqueued_jobs.dup
@@ -248,6 +252,10 @@ module ActiveJob
       #     assert_performed_with(job: MyJob, args: [1,2,3], queue: 'high') do
       #       MyJob.perform_later(1,2,3)
       #     end
+      #
+      #     assert_performed_with(job: MyJob, at: Date.tomorrow.noon) do
+      #       MyJob.set(wait_until: Date.tomorrow.noon).perform_later
+      #     end
       #   end
       def assert_performed_with(args = {}, &_block)
         original_performed_jobs = performed_jobs.dup
@@ -307,11 +315,10 @@ module ActiveJob
         end
 
         def serialize_args_for_assertion(args) # :nodoc:
-          serialized_args = args.dup
-          if job_args = serialized_args.delete(:args)
-            serialized_args[:args] = ActiveJob::Arguments.serialize(job_args)
+          args.dup.tap do |serialized_args|
+            serialized_args[:args] = ActiveJob::Arguments.serialize(serialized_args[:args]) if serialized_args[:args]
+            serialized_args[:at]   = serialized_args[:at].to_f if serialized_args[:at]
           end
-          serialized_args
         end
 
         def instantiate_job(payload) # :nodoc:
diff --git a/activejob/test/cases/test_helper_test.rb b/activejob/test/cases/test_helper_test.rb
index 18cf35562b..87dfca4851 100644
--- a/activejob/test/cases/test_helper_test.rb
+++ b/activejob/test/cases/test_helper_test.rb
@@ -218,6 +218,12 @@ class EnqueuedJobsTest < ActiveJob::TestCase
     end
   end
 
+  def test_assert_enqueued_job_with_at_option
+    assert_enqueued_with(job: HelloJob, at: Date.tomorrow.noon) do
+      HelloJob.set(wait_until: Date.tomorrow.noon).perform_later
+    end
+  end
+
   def test_assert_enqueued_job_with_global_id_args
     ricardo = Person.new(9)
     assert_enqueued_with(job: HelloJob, args: [ricardo]) do
@@ -439,18 +445,24 @@ class PerformedJobsTest < ActiveJob::TestCase
 
   def test_assert_performed_job_failure
     assert_raise ActiveSupport::TestCase::Assertion do
-      assert_performed_with(job: LoggingJob, at: Date.tomorrow.noon, queue: 'default') do
-        NestedJob.set(wait_until: Date.tomorrow.noon).perform_later
+      assert_performed_with(job: LoggingJob) do
+        HelloJob.perform_later
       end
     end
 
     assert_raise ActiveSupport::TestCase::Assertion do
-      assert_performed_with(job: NestedJob, at: Date.tomorrow.noon, queue: 'low') do
-        NestedJob.set(queue: 'low', wait_until: Date.tomorrow.noon).perform_later
+      assert_performed_with(job: HelloJob, queue: 'low') do
+        HelloJob.set(queue: 'important').perform_later
       end
     end
   end
 
+  def test_assert_performed_job_with_at_option
+    assert_performed_with(job: HelloJob, at: Date.tomorrow.noon) do
+      HelloJob.set(wait_until: Date.tomorrow.noon).perform_later
+    end
+  end
+
   def test_assert_performed_job_with_global_id_args
     ricardo = Person.new(9)
     assert_performed_with(job: HelloJob, args: [ricardo]) do