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https://issues.apache.org/jira/browse/BEAM-3379?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16313338#comment-16313338
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Aljoscha Krettek commented on BEAM-3379:
----------------------------------------
Could you check whether this PR fixes it?
https://github.com/apache/beam/pull/4348
I'm assuming the File IOs use SDF and this PR fixes problems around that that
have to do with processing-time timers being dropped.
> PAssert not successful when running IOITs with Flink runner
> -----------------------------------------------------------
>
> Key: BEAM-3379
> URL: https://issues.apache.org/jira/browse/BEAM-3379
> Project: Beam
> Issue Type: Bug
> Components: runner-flink
> Reporter: Łukasz Gajowy
> Assignee: Aljoscha Krettek
>
> When running IOIT tests on Flink either with command:
> {{mvn clean verify \-pl sdks/java/io/file-based-io-tests/ \-Pio-it
> \-DintegrationTestPipelineOptions='\["\-\-runner=FlinkRunner",
> "\-\-flinkMaster=localhost:6123", "\-\-numberOfRecords=100000",
> "\-\-filenamePrefix=TEST",
> "\-\-filesToStage=/Users/lukasz/Projects/apache-beam/beam/sdks/java/io/file-based-io-tests/target/beam-sdks-java-io-file-based-io-tests-2.3.0-SNAPSHOT-shaded.jar,/Users/lukasz/Projects/apache-beam/beam/sdks/java/io/file-based-io-tests/target/beam-sdks-java-io-file-based-io-tests-2.3.0-SNAPSHOT-tests.jar"\]'
> -Dit.test=TextIOIT -Pflink-runner}}
> or without the filesToStage argument but using modifications described in
> BEAM-3370, we get the following error, even though the assertion is succesful
> (checked manually):
> java.lang.AssertionError:
> Expected 1 successful assertions, but found 0.
> Expected: is <1L>
> but: was <0L>
> at org.hamcrest.MatcherAssert.assertThat(MatcherAssert.java:20)
> at
> org.apache.beam.sdk.testing.TestPipeline.verifyPAssertsSucceeded(TestPipeline.java:541)
> at org.apache.beam.sdk.testing.TestPipeline.run(TestPipeline.java:359)
> at org.apache.beam.sdk.testing.TestPipeline.run(TestPipeline.java:340)
> at
> org.apache.beam.sdk.io.text.TextIOIT.writeThenReadAll(TextIOIT.java:109)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:498)
> at
> org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:50)
> at
> org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
> at
> org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47)
> at
> org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
> at
> org.apache.beam.sdk.testing.TestPipeline$1.evaluate(TestPipeline.java:329)
> at org.junit.rules.RunRules.evaluate(RunRules.java:20)
> at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:325)
> at
> org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:78)
> at
> org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:57)
> at org.junit.runners.ParentRunner$3.run(ParentRunner.java:290)
> at
> org.apache.maven.surefire.junitcore.pc.Scheduler$1.run(Scheduler.java:393)
> at
> java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
> at java.util.concurrent.FutureTask.run(FutureTask.java:266)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
> at java.lang.Thread.run(Thread.java:745)
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