From c073ba339a6820625718f7320989cfa527534563 Mon Sep 17 00:00:00 2001
From: David Heinemeier Hansson <david@loudthinking.com>
Date: Thu, 22 May 2014 19:33:23 +0200
Subject: Add callbacks, implement instrumentation as callbacks, and have the
 enqueue methods return a job instance

---
 test/cases/callbacks_test.rb | 23 +++++++++++++++++++++++
 test/cases/queuing_test.rb   | 15 +++++++++++++++
 test/jobs/callback_job.rb    | 32 ++++++++++++++++++++++++++++++++
 3 files changed, 70 insertions(+)
 create mode 100644 test/cases/callbacks_test.rb
 create mode 100644 test/jobs/callback_job.rb

(limited to 'test')

diff --git a/test/cases/callbacks_test.rb b/test/cases/callbacks_test.rb
new file mode 100644
index 0000000000..391c7e87c4
--- /dev/null
+++ b/test/cases/callbacks_test.rb
@@ -0,0 +1,23 @@
+require 'helper'
+require 'active_job/parameters'
+require 'jobs/callback_job'
+
+require 'active_support/core_ext/object/inclusion'
+
+class CallbacksTest < ActiveSupport::TestCase
+  test 'perform callbacks' do
+    performed_callback_job = CallbackJob.new.tap { |j| j.perform_with_hooks }
+    assert "CallbackJob ran before_perform".in? performed_callback_job.history
+    assert "CallbackJob ran after_perform".in? performed_callback_job.history
+    assert "CallbackJob ran around_perform_start".in? performed_callback_job.history
+    assert "CallbackJob ran around_perform_stop".in? performed_callback_job.history
+  end
+
+  test 'enqueue callbacks' do
+    enqueued_callback_job = CallbackJob.enqueue
+    assert "CallbackJob ran before_enqueue".in? enqueued_callback_job.history
+    assert "CallbackJob ran after_enqueue".in? enqueued_callback_job.history
+    assert "CallbackJob ran around_enqueue_start".in? enqueued_callback_job.history
+    assert "CallbackJob ran around_enqueue_stop".in? enqueued_callback_job.history
+  end
+end
diff --git a/test/cases/queuing_test.rb b/test/cases/queuing_test.rb
index 23df35a8df..029f60f246 100644
--- a/test/cases/queuing_test.rb
+++ b/test/cases/queuing_test.rb
@@ -26,4 +26,19 @@ class QueuingTest < ActiveSupport::TestCase
       skip
     end
   end
+  
+  test 'job returned by enqueue has the arguments available' do
+    job = HelloJob.enqueue "Jamie"
+    assert_equal [ "Jamie" ], job.arguments
+  end
+
+  
+  test 'job returned by enqueue_at has the timestamp available' do
+    begin
+      job = HelloJob.enqueue_at Time.utc(2014, 1, 1)
+      assert_equal Time.utc(2014, 1, 1), job.enqueued_at
+    rescue NotImplementedError
+      skip
+    end
+  end
 end
diff --git a/test/jobs/callback_job.rb b/test/jobs/callback_job.rb
new file mode 100644
index 0000000000..056dd073e8
--- /dev/null
+++ b/test/jobs/callback_job.rb
@@ -0,0 +1,32 @@
+class CallbackJob < ActiveJob::Base
+  before_perform ->(job) { job.history << "CallbackJob ran before_perform" }
+  after_perform  ->(job) { job.history << "CallbackJob ran after_perform"  }
+
+  before_enqueue ->(job) { job.history << "CallbackJob ran before_enqueue" }
+  after_enqueue  ->(job) { job.history << "CallbackJob ran after_enqueue"  }
+
+  around_perform :around_perform
+  around_enqueue :around_enqueue
+
+
+  def perform(person = "david")
+    # NOTHING!
+  end
+
+  def history
+    @history ||= []
+  end
+
+  # FIXME: Not sure why these can't be declared inline like before/after
+  def around_perform
+    history << "CallbackJob ran around_perform_start"
+    yield
+    history << "CallbackJob ran around_perform_stop"
+  end
+
+  def around_enqueue
+    history << "CallbackJob ran around_enqueue_start"
+    yield
+    history << "CallbackJob ran around_enqueue_stop"
+  end
+end
-- 
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