Adds some benchmarks to funtests

funtests/bench/worker.py

@@ -0,0 +1,42 @@
+import time
+
+from celery import Celery
+
+celery = Celery()
+celery.conf.update(BROKER_TRANSPORT="memory",
+                   BROKER_POOL_LIMIT=1,
+                   CELERY_PREFETCH_MULTIPLIER=0,
+                   CELERY_DISABLE_RATE_LIMITS=True,
+                   CELERY_BACKEND=None)
+
+
+def bench_consumer(n=10000):
+    from celery.worker import WorkController
+    from celery.worker import state
+
+    worker = WorkController(app=celery, pool_cls="solo")
+    time_start = [None]
+
+    @celery.task()
+    def it(i):
+        if not i:
+            time_start[0] = time.time()
+        elif i == n - 1:
+            print(time.time() - time_start[0])
+
+    @celery.task()
+    def shutdown_worker():
+        raise SystemExit()
+
+    for i in xrange(n):
+        it.delay(i)
+    shutdown_worker.delay()
+
+    try:
+        worker.start()
+    except SystemExit:
+        assert sum(state.total_count.values()) == n + 1
+
+
+if __name__ == "__main__":
+    bench_consumer()