remove println; move test broker config into a Var

test/clj_kafka/test/consumer.clj

@@ -10,10 +10,12 @@
                       "serializer.class" "kafka.serializer.DefaultEncoder"
                       "partitioner.class" "kafka.producer.DefaultPartitioner"})
 
+(def test-broker-config {:zookeeper-port 2182
+                         :kafka-port 9999
+                         :topic "test"})
+
 (deftest test-zookeeper-consumption
-  (with-test-broker {:zookeeper-port 2182
-                     :kafka-port 9999
-                     :topic "test"}
+  (with-test-broker test-broker-config
     (let [p (producer producer-config)] 
       (with-resource [c (zk/consumer {"zookeeper.connect" "localhost:2182"
                                       "group.id" "clj-kafka.test.consumer"
@@ -31,9 +33,7 @@
 
 
 (deftest test-simple-consumer
-  (with-test-broker {:zookeeper-port 2182
-                     :kafka-port 9999
-                     :topic "test"}
+  (with-test-broker test-broker-config
     (let [p (producer producer-config)
           c (simp/consumer "localhost" 9999 "simple-consumer")]
       (send-message p "test" "Hello, world")

test/clj_kafka/test/utils.clj

@@ -44,8 +44,7 @@
   [kafka-server topic]
   (let [topic-and-partition (TopicAndPartition. topic 0)]
     (while (not (.. kafka-server apis leaderCache keySet (contains topic-and-partition)))
-      (do (println "Sleeping for metadata propagation")
-          (Thread/sleep 500)))))
+      (Thread/sleep 500))))
 
 (defn create-topic
   [zk-client topic & {:keys [partitions replicas]