cameronlee314 commented on a change in pull request #951: SAMZA-2127: Upgrade 
to Kafka 2.0
URL: https://github.com/apache/samza/pull/951#discussion_r267088346
 
 

 ##########
 File path: 
samza-kafka/src/test/scala/org/apache/samza/system/kafka/TestKafkaSystemAdmin.scala
 ##########
 @@ -93,48 +95,45 @@ object TestKafkaSystemAdmin extends KafkaServerTestHarness 
{
   }
 
   def createTopic(topicName: String, partitionCount: Int) {
-    AdminUtils.createTopic(
-      zkUtils,
-      topicName,
-      partitionCount,
-      REPLICATION_FACTOR)
+    createTopic(topicName, partitionCount, REPLICATION_FACTOR)
   }
 
   def validateTopic(topic: String, expectedPartitionCount: Int) {
     var done = false
     var retries = 0
-    val maxRetries = 100
 
-    while (!done && retries < maxRetries) {
+    while (!done && retries < 100) {
       try {
-        val topicMetadataMap = TopicMetadataCache.getTopicMetadata(Set(topic), 
SYSTEM, metadataStore.getTopicInfo)
-        val topicMetadata = topicMetadataMap(topic)
+          if (!zkClient.topicExists(topic)) {
 
 Review comment:
   Looks like indentation might be off?

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