gianm closed pull request #6153: Fix race in
testCheckpointForUnknownTaskGroup() of KafkaSupervisorTest
URL: https://github.com/apache/incubator-druid/pull/6153
This is a PR merged from a forked repository.
As GitHub hides the original diff on merge, it is displayed below for
the sake of provenance:
As this is a foreign pull request (from a fork), the diff is supplied
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diff --git
a/extensions-core/kafka-indexing-service/src/test/java/io/druid/indexing/kafka/supervisor/KafkaSupervisorTest.java
b/extensions-core/kafka-indexing-service/src/test/java/io/druid/indexing/kafka/supervisor/KafkaSupervisorTest.java
index b49af3714a4..36f3d733d6f 100644
---
a/extensions-core/kafka-indexing-service/src/test/java/io/druid/indexing/kafka/supervisor/KafkaSupervisorTest.java
+++
b/extensions-core/kafka-indexing-service/src/test/java/io/druid/indexing/kafka/supervisor/KafkaSupervisorTest.java
@@ -70,8 +70,8 @@
import io.druid.segment.indexing.granularity.UniformGranularitySpec;
import io.druid.segment.realtime.FireDepartment;
import io.druid.server.metrics.DruidMonitorSchedulerConfig;
-import io.druid.server.metrics.NoopServiceEmitter;
import io.druid.server.metrics.ExceptionCapturingServiceEmitter;
+import io.druid.server.metrics.NoopServiceEmitter;
import org.apache.curator.test.TestingCluster;
import org.apache.kafka.clients.producer.KafkaProducer;
import org.apache.kafka.clients.producer.ProducerRecord;
@@ -2183,7 +2183,11 @@ public void testCheckpointForUnknownTaskGroup() throws
InterruptedException
verifyAll();
- Assert.assertNotNull(serviceEmitter.getStackTrace());
+ while (serviceEmitter.getStackTrace() == null) {
+ Thread.sleep(100);
+ }
+
+
Assert.assertTrue(serviceEmitter.getStackTrace().startsWith("io.druid.java.util.common.ISE:
WTH?! cannot find"));
Assert.assertEquals(
"WTH?! cannot find taskGroup [0] among all taskGroups [{}]",
serviceEmitter.getExceptionMessage()
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