pnowojski commented on a change in pull request #8858: [hotfix][tests] Change
some StreamTask tests to create a test task in the task's thread
URL: https://github.com/apache/flink/pull/8858#discussion_r297156841
##########
File path:
flink-streaming-java/src/test/java/org/apache/flink/streaming/runtime/tasks/StreamTaskTest.java
##########
@@ -1023,25 +1014,63 @@ protected AbstractStateBackend
createInnerBackend(Configuration config) {
//
------------------------------------------------------------------------
//
------------------------------------------------------------------------
+ private enum Event {
+ TASK_IS_RUNNING,
+ }
+
private static class EmptyStreamTask extends StreamTask<String,
AbstractStreamOperator<String>> {
- public EmptyStreamTask(Environment env) {
+ private boolean isRunningFoo;
+ private final LinkedBlockingQueue<Event> eventQueue;
+ private final OperatorChain<String,
AbstractStreamOperator<String>> overrideOperatorChain;
+ private volatile boolean sourceFinished;
+
+ EmptyStreamTask(Environment env, LinkedBlockingQueue<Event>
eventQueue, OperatorChain<String, AbstractStreamOperator<String>>
operatorChain) {
super(env, null);
+ this.eventQueue = eventQueue;
+ this.overrideOperatorChain = operatorChain;
}
@Override
- protected void init() throws Exception {}
+ protected void init() {
+ if (overrideOperatorChain != null) {
+ super.operatorChain =
this.overrideOperatorChain;
+ super.headOperator =
super.operatorChain.getHeadOperator();
+ }
+ }
@Override
- protected void performDefaultAction(ActionContext context)
throws Exception {
- context.allActionsCompleted();
+ protected void performDefaultAction(ActionContext context) {
Review comment:
I'm not sure if overriding this method is a good way to perform the test
checks. I think it might be better to rebase this on top of
https://github.com/apache/flink/pull/8826
and implement `sourceFinished` and `emitEvent(Event.TASK_IS_RUNNING);` as an
`StreamInputProcessor` there.
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