chickenchickenlove commented on code in PR #20968:
URL: https://github.com/apache/kafka/pull/20968#discussion_r2868227907
##########
streams/src/test/java/org/apache/kafka/streams/TopologyTest.java:
##########
@@ -2438,6 +2438,64 @@ public void readOnlyStateStoresShouldNotLog() {
assertThat(stateStoreFactory.loggingEnabled(), equalTo(false));
}
+ @Test
+ public void
whenKTableSourceIsOptimizedThenTopologyShouldBeSerialPipeline() {
+ // Given
+ final StreamsBuilder builder = new StreamsBuilder();
+ builder.table("input-topic")
+ .groupBy((key, value) -> null)
+ .count();
+ final Properties props = new Properties();
+ props.put(StreamsConfig.TOPOLOGY_OPTIMIZATION_CONFIG,
StreamsConfig.OPTIMIZE);
+
+ // When
+ final Topology topology = builder.build(props);
+
+ // Then
+ final String expectedTopologyDescription = "Topologies:\n" +
+ " Sub-topology: 0\n" +
+ " Source: KSTREAM-SOURCE-0000000001 (topics:
[input-topic])\n" +
+ " --> KTABLE-SOURCE-0000000002\n" +
+ " Processor: KTABLE-SOURCE-0000000002 (stores:
[input-topic-STATE-STORE-0000000000])\n" +
+ " --> KTABLE-SELECT-0000000003\n" +
+ " <-- KSTREAM-SOURCE-0000000001\n" +
+ " Processor: KTABLE-SELECT-0000000003 (stores: [])\n" +
+ " --> KSTREAM-SINK-0000000005\n" +
+ " <-- KTABLE-SOURCE-0000000002\n" +
+ " Sink: KSTREAM-SINK-0000000005 (topic:
KTABLE-AGGREGATE-STATE-STORE-0000000004-repartition)\n" +
+ " <-- KTABLE-SELECT-0000000003\n" +
+ "\n" +
+ " Sub-topology: 1\n" +
+ " Source: KSTREAM-SOURCE-0000000006 (topics:
[KTABLE-AGGREGATE-STATE-STORE-0000000004-repartition])\n" +
+ " --> KTABLE-AGGREGATE-0000000007\n" +
+ " Processor: KTABLE-AGGREGATE-0000000007 (stores:
[KTABLE-AGGREGATE-STATE-STORE-0000000004])\n" +
+ " --> none\n" +
+ " <-- KSTREAM-SOURCE-0000000006\n\n";
+ assertEquals(
+ expectedTopologyDescription,
+ topology.describe().toString()
+ );
+ }
+
+ @Test
+ public void whenKTableSourceIsOptimizedThenItsStateStoreShouldNotLog() {
+ // Given
+ final StreamsBuilder builder = new StreamsBuilder();
+ builder.table("input-topic")
+ .groupBy((key, value) -> null)
+ .count();
+ final Properties props = new Properties();
+ props.put(StreamsConfig.TOPOLOGY_OPTIMIZATION_CONFIG,
StreamsConfig.OPTIMIZE);
+
+ // When
+ final Topology topology = builder.build(props);
+
+ // Then
+ final StoreFactory stateStoreFactory =
topology.internalTopologyBuilder.stateStores().get("input-topic-STATE-STORE-0000000000");
+ assertThat(stateStoreFactory.loggingEnabled(), equalTo(false));
+ }
+
+
Review Comment:
Good point, I fixed it! Thanks a lot.
--
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.
To unsubscribe, e-mail: [email protected]
For queries about this service, please contact Infrastructure at:
[email protected]
