bozhao12 commented on a change in pull request #11942:
URL: https://github.com/apache/kafka/pull/11942#discussion_r836181354
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File path: core/src/test/scala/unit/kafka/server/ReplicaManagerTest.scala
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@@ -1300,6 +1300,62 @@ class ReplicaManagerTest {
TestUtils.assertNoNonDaemonThreads(this.getClass.getName)
}
+ @Test
+ def testHasPreferredReplica(): Unit = {
+ val replicaManager = setupReplicaManagerWithMockedPurgatories(new
MockTimer(time),
+ propsModifier = props => props.put(KafkaConfig.ReplicaSelectorClassProp,
"org.apache.kafka.common.replica.RackAwareReplicaSelector"))
+
+ try {
+ val leaderBrokerId = 0
+ val followerBrokerId = 1
+ val brokerList = Seq[Integer](leaderBrokerId, followerBrokerId).asJava
+ val topicId = Uuid.randomUuid()
+ val tp0 = new TopicPartition(topic, 0)
+ val tidp0 = new TopicIdPartition(topicId, tp0)
+
+ initializeLogAndTopicId(replicaManager, tp0, topicId)
+ when(replicaManager.metadataCache.getPartitionReplicaEndpoints(
+ any[TopicPartition], any[ListenerName])).
+ thenReturn(Map(leaderBrokerId -> new Node(leaderBrokerId, "host1",
9092, "rack-a"),
+ followerBrokerId -> new Node(followerBrokerId, "host2", 9092,
"rack-b")).toMap)
Review comment:
@dajac It looks better，all codes mentioned in the comments have been
updated. Thanks.
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