GJL commented on a change in pull request #11549: [FLINK-16703][rpc] Set
AkkaRpcActor state to TERMINATING when terminating
URL: https://github.com/apache/flink/pull/11549#discussion_r400811942
##########
File path:
flink-runtime/src/test/java/org/apache/flink/runtime/rpc/akka/AkkaRpcActorTest.java
##########
@@ -395,6 +396,43 @@ public void testOnStartFails() throws Exception {
}
}
+ /**
+ * Tests that multiple termination calls won't trigger the onStop
action multiple times.
+ * See FLINK-16703.
+ */
+ @Test
+ public void callsOnStopOnlyOnce() throws Exception {
+ final CompletableFuture<Void> onStopFuture = new
CompletableFuture<>();
+ final OnStopCountingRpcEndpoint endpoint = new
OnStopCountingRpcEndpoint(akkaRpcService, onStopFuture);
+
+ try {
+ endpoint.start();
+
+ final AkkaBasedEndpoint selfGateway =
endpoint.getSelfGateway(AkkaBasedEndpoint.class);
+
+ // try to terminate the actor twice
+
selfGateway.getActorRef().tell(ControlMessages.TERMINATE, ActorRef.noSender());
+
selfGateway.getActorRef().tell(ControlMessages.TERMINATE, ActorRef.noSender());
+
+ // wait a bit so that both terminate messages can be
processed
+ try {
+ endpoint.getTerminationFuture().get(10L,
TimeUnit.MILLISECONDS);
Review comment:
ok
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