From 06d75630e0936b08b672adb054b7e9a7a0172c1f Mon Sep 17 00:00:00 2001
From: Selwin Ong <selwin.ong@gmail.com>
Date: Wed, 22 Aug 2012 17:21:22 +0700
Subject: [PATCH] Execute job immediately if Queue(async=False)

---
 rq/job.py           |  3 ++-
 rq/queue.py         | 14 +++++++++++---
 tests/test_queue.py |  8 +++++++-
 3 files changed, 20 insertions(+), 5 deletions(-)

diff --git a/rq/job.py b/rq/job.py
index b229e2f2..125df366 100644
--- a/rq/job.py
+++ b/rq/job.py
@@ -289,7 +289,8 @@ class Job(object):
     def perform(self):  # noqa
         """Invokes the job function with the job arguments.
         """
-        return self.func(*self.args, **self.kwargs)
+        self._result = self.func(*self.args, **self.kwargs)
+        return self._result
 
 
     # Representation
diff --git a/rq/queue.py b/rq/queue.py
index b790f045..0ff58616 100644
--- a/rq/queue.py
+++ b/rq/queue.py
@@ -41,12 +41,14 @@ class Queue(object):
         name = queue_key[len(prefix):]
         return cls(name, connection=connection)
 
-    def __init__(self, name='default', default_timeout=None, connection=None):
+    def __init__(self, name='default', default_timeout=None, connection=None,
+                 async=True):
         self.connection = resolve_connection(connection)
         prefix = self.redis_queue_namespace_prefix
         self.name = name
         self._key = '%s%s' % (prefix, name)
         self._default_timeout = default_timeout
+        self._async = async
 
     @property
     def key(self):
@@ -158,6 +160,8 @@ class Queue(object):
 
         If the `set_meta_data` argument is `True` (default), it will update
         the properties `origin` and `enqueued_at`.
+
+        If Queue is instantiated with async=False, job is executed immediately.
         """
         if set_meta_data:
             job.origin = self.name
@@ -168,8 +172,12 @@ class Queue(object):
         else:
             job.timeout = 180  # default
 
-        job.save()
-        self.push_job_id(job.id)
+        if self._async:
+            job.save()
+            self.push_job_id(job.id)
+        else:
+            job.perform()
+            job.save()
         return job
 
     def pop_job_id(self):
diff --git a/tests/test_queue.py b/tests/test_queue.py
index 115e8eb6..fe503188 100644
--- a/tests/test_queue.py
+++ b/tests/test_queue.py
@@ -1,5 +1,5 @@
 from tests import RQTestCase
-from tests.fixtures import Calculator, say_hello, div_by_zero
+from tests.fixtures import Calculator, div_by_zero, say_hello, some_calculation
 from rq import Queue, get_failed_queue
 from rq.job import Job
 from rq.exceptions import InvalidJobOperationError
@@ -260,3 +260,9 @@ class TestFailedQueue(RQTestCase):
         self.assertEqual(job.result_ttl, 10)
         job_from_queue = Job.fetch(job.id, connection=self.testconn)
         self.assertEqual(int(job_from_queue.result_ttl), 10)
+
+    def test_async_false(self):
+        """Executes a job immediately if async=False."""
+        q = Queue(async=False)
+        job = q.enqueue(some_calculation, args=(2, 3))
+        self.assertEqual(job.return_value, 6)
\ No newline at end of file