cadonna commented on a change in pull request #9984:
URL: https://github.com/apache/kafka/pull/9984#discussion_r565900452
##########
File path:
streams/src/test/java/org/apache/kafka/streams/integration/AdjustStreamThreadCountTest.java
##########
@@ -180,6 +182,19 @@ public void shouldRemoveStreamThread() throws Exception {
}
}
+ @Test
+ public void shouldnNotRemoveStreamThreadWithTimeout() throws Exception {
+ try (final KafkaStreams kafkaStreams = new
KafkaStreams(builder.build(), properties)) {
+ addStreamStateChangeListener(kafkaStreams);
+ startStreamsAndWaitForRunning(kafkaStreams);
+
+ final int oldThreadCount =
kafkaStreams.localThreadsMetadata().size();
+ stateTransitionHistory.clear();
+ assertThrows(TimeoutException.class, () ->
kafkaStreams.removeStreamThread(Duration.ZERO.minus(DEFAULT_DURATION)));
Review comment:
Have you thought of using the `KafkaStreams` constructor that takes a
time object? You can pass `MockTime` to the constructor and progress time as
you want.
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