Flaky DirectBatchUnboundedSourceTest.testDirectBatchUnboundedSourceWithMany

[je-ik]

org.apache.beam.sdk.Pipeline$PipelineExecutionException: java.lang.AssertionError: Combine.globally(Count)/Flatten.PCollections.out: 
Expected: iterable over [<1000L>] in any order
     but: Not matched: <950L>
	at app//org.apache.beam.runners.direct.DirectRunner$DirectPipelineResult.waitUntilFinish(DirectRunner.java:374)
	at app//org.apache.beam.runners.direct.DirectRunner$DirectPipelineResult.waitUntilFinish(DirectRunner.java:342)
	at app//org.apache.beam.runners.direct.DirectRunner.run(DirectRunner.java:218)
	at app//org.apache.beam.runners.direct.DirectRunner.run(DirectRunner.java:67)
	at app//org.apache.beam.sdk.Pipeline.run(Pipeline.java:323)
	at app//org.apache.beam.sdk.Pipeline.run(Pipeline.java:309)
	at app//cz.o2.proxima.beam.direct.io.DirectBatchUnboundedSourceTest.testBatchUnboundedSourceWithCountUsingRepository(DirectBatchUnboundedSourceTest.java:306)
	at app//cz.o2.proxima.beam.direct.io.DirectBatchUnboundedSourceTest.testBatchUnboundedSourceWithCount(DirectBatchUnboundedSourceTest.java:258)
	at app//cz.o2.proxima.beam.direct.io.DirectBatchUnboundedSourceTest.testDirectBatchUnboundedSourceWithMany(DirectBatchUnboundedSourceTest.java:112)
	at [email protected]/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at [email protected]/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at [email protected]/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at [email protected]/java.lang.reflect.Method.invoke(Method.java:566)
	at app//org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:59)
	at app//org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
	at app//org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:56)
	at app//org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
	at app//org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)
	at app//org.junit.runners.ParentRunner$3.evaluate(ParentRunner.java:306)
	at app//org.junit.runners.BlockJUnit4ClassRunner$1.evaluate(BlockJUnit4ClassRunner.java:100)
	at app//org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:366)
	at app//org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:103)
	at app//org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:63)
	at app//org.junit.runners.ParentRunner$4.run(ParentRunner.java:331)
	at app//org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:79)
	at app//org.junit.runners.ParentRunner.runChildren(ParentRunner.java:329)
	at app//org.junit.runners.ParentRunner.access$100(ParentRunner.java:66)
	at app//org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:293)
	at app//org.junit.runners.ParentRunner$3.evaluate(ParentRunner.java:306)
	at app//org.junit.runners.ParentRunner.run(ParentRunner.java:413)
	at org.gradle.api.internal.tasks.testing.junit.JUnitTestClassExecutor.runTestClass(JUnitTestClassExecutor.java:108)
	at org.gradle.api.internal.tasks.testing.junit.JUnitTestClassExecutor.execute(JUnitTestClassExecutor.java:58)
	at org.gradle.api.internal.tasks.testing.junit.JUnitTestClassExecutor.execute(JUnitTestClassExecutor.java:40)
	at org.gradle.api.internal.tasks.testing.junit.AbstractJUnitTestClassProcessor.processTestClass(AbstractJUnitTestClassProcessor.java:60)
	at org.gradle.api.internal.tasks.testing.SuiteTestClassProcessor.processTestClass(SuiteTestClassProcessor.java:52)
	at [email protected]/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at [email protected]/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at [email protected]/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at [email protected]/java.lang.reflect.Method.invoke(Method.java:566)
	at org.gradle.internal.dispatch.ReflectionDispatch.dispatch(ReflectionDispatch.java:36)
	at org.gradle.internal.dispatch.ReflectionDispatch.dispatch(ReflectionDispatch.java:24)
	at org.gradle.internal.dispatch.ContextClassLoaderDispatch.dispatch(ContextClassLoaderDispatch.java:33)
	at org.gradle.internal.dispatch.ProxyDispatchAdapter$DispatchingInvocationHandler.invoke(ProxyDispatchAdapter.java:94)
	at com.sun.proxy.$Proxy2.processTestClass(Unknown Source)
	at org.gradle.api.internal.tasks.testing.worker.TestWorker$2.run(TestWorker.java:176)
	at org.gradle.api.internal.tasks.testing.worker.TestWorker.executeAndMaintainThreadName(TestWorker.java:129)
	at org.gradle.api.internal.tasks.testing.worker.TestWorker.execute(TestWorker.java:100)
	at org.gradle.api.internal.tasks.testing.worker.TestWorker.execute(TestWorker.java:60)
	at org.gradle.process.internal.worker.child.ActionExecutionWorker.execute(ActionExecutionWorker.java:56)
	at org.gradle.process.internal.worker.child.SystemApplicationClassLoaderWorker.call(SystemApplicationClassLoaderWorker.java:113)
	at org.gradle.process.internal.worker.child.SystemApplicationClassLoaderWorker.call(SystemApplicationClassLoaderWorker.java:65)
	at app//worker.org.gradle.process.internal.worker.GradleWorkerMain.run(GradleWorkerMain.java:69)
	at app//worker.org.gradle.process.internal.worker.GradleWorkerMain.main(GradleWorkerMain.java:74)
Caused by: java.lang.AssertionError: Combine.globally(Count)/Flatten.PCollections.out: 
Expected: iterable over [<1000L>] in any order
     but: Not matched: <950L>
	at org.apache.beam.sdk.testing.PAssert$PAssertionSite.capture(PAssert.java:175)
	at org.apache.beam.sdk.testing.PAssert.that(PAssert.java:460)
	at org.apache.beam.sdk.testing.PAssert.that(PAssert.java:452)
	at cz.o2.proxima.beam.direct.io.DirectBatchUnboundedSourceTest.testBatchUnboundedSourceWithCountUsingRepository(DirectBatchUnboundedSourceTest.java:288)
	... 46 more
Caused by: java.lang.AssertionError: 
Expected: iterable over [<1000L>] in any order
     but: Not matched: <950L>
	at org.hamcrest.MatcherAssert.assertThat(MatcherAssert.java:20)
	at org.hamcrest.MatcherAssert.assertThat(MatcherAssert.java:8)
	at org.apache.beam.sdk.testing.PAssert$AssertContainsInAnyOrder.apply(PAssert.java:1690)
	at org.apache.beam.sdk.testing.PAssert$AssertContainsInAnyOrder.apply(PAssert.java:1670)
	at org.apache.beam.sdk.testing.PAssert$CheckRelationAgainstExpected.apply(PAssert.java:1299)
	at org.apache.beam.sdk.testing.PAssert$CheckRelationAgainstExpected.apply(PAssert.java:1279)
	at org.apache.beam.sdk.testing.PAssert.doChecks(PAssert.java:1621)
	at org.apache.beam.sdk.testing.PAssert$GroupedValuesCheckerDoFn.processElement(PAssert.java:1588)
	at org.apache.beam.sdk.testing.PAssert$GroupedValuesCheckerDoFn$DoFnInvoker.invokeProcessElement(Unknown Source)
	at org.apache.beam.repackaged.direct_java.runners.core.SimpleDoFnRunner.invokeProcessElement(SimpleDoFnRunner.java:211)
	at org.apache.beam.repackaged.direct_java.runners.core.SimpleDoFnRunner.processElement(SimpleDoFnRunner.java:188)
	at org.apache.beam.repackaged.direct_java.runners.core.SimplePushbackSideInputDoFnRunner.processElementInReadyWindows(SimplePushbackSideInputDoFnRunner.java:79)
	at org.apache.beam.runners.direct.ParDoEvaluator.processElement(ParDoEvaluator.java:244)
	at org.apache.beam.runners.direct.DoFnLifecycleManagerRemovingTransformEvaluator.processElement(DoFnLifecycleManagerRemovingTransformEvaluator.java:54)
	at org.apache.beam.runners.direct.DirectTransformExecutor.processElements(DirectTransformExecutor.java:165)
	at org.apache.beam.runners.direct.DirectTransformExecutor.run(DirectTransformExecutor.java:129)
	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:515)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
	at java.base/java.lang.Thread.run(Thread.java:829)