mjsax commented on code in PR #20320:
URL: https://github.com/apache/kafka/pull/20320#discussion_r2342059988


##########
tools/src/test/java/org/apache/kafka/tools/streams/DescribeStreamsGroupTest.java:
##########
@@ -252,10 +255,17 @@ public void testDescribeNonExistingStreamsGroup() {
     }
 
     @Test
-    public void testDescribeStreamsGroupWithShortTimeout() {
+    public void testDescribeStreamsGroupWithShortTimeout() throws Exception {
+        cluster.createTopic(INPUT_TOPIC_2, 1, 1);
+        KafkaStreams streams2 = new KafkaStreams(topology(INPUT_TOPIC_2, 
OUTPUT_TOPIC_2), streamsProp(APP_ID_2));
+        startApplicationAndWaitUntilRunning(streams2);
+
         List<String> args = List.of("--bootstrap-server", bootstrapServers, 
"--describe", "--members", "--verbose", "--group", APP_ID, "--timeout", "1");
         Throwable e = assertThrows(ExecutionException.class, () -> 
getStreamsGroupService(args.toArray(new String[0])).describeGroups());
         assertEquals(TimeoutException.class, e.getCause().getClass());
+
+        streams2.close();
+        streams2.cleanUp();

Review Comment:
   Could we do the below?
   ```
   KafkaStreams streams = null;
   try (streams = ...) {
      ...
   } finally {
     if (streams != null) {
         streams.cleanUp():
     }
   }
   ```



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