Kafka Streams 2.1.1 class cast while flushing timed aggregation to store

Question

I\'m trying to use kafka streams to perform a windowed aggregation and emit the result only after a certain session window is closed. To achieve this I\'m using the suppress

Answer 1

To make this work with TopologyTestDriver, you would need to advance the clock time, which it seems has no effect on the Suppress step. A workaround is to allow your test to override the Suppress config with a setting like this:

Suppressed.untilTimeLimit(Duration.ZERO, BufferConfig.unbounded())