[FLINK-2847] Fix flaky test in StormTestBase.testJob

• Type: Bug
• Status: Closed
• Priority: Minor
• Resolution: Duplicate
• Component/s: Tests
• Labels: test-stability
• Assignee: Unassigned
• Reporter: Henry Saputra
• Created: 09/Oct/15 23:34
• Updated: 13/Jan/16 10:32
• Resolved: 13/Jan/16 10:31

Description

testJob(org.apache.flink.storm.wordcount.WordCountLocalITCase)  Time elapsed: 12.845 sec  <<< FAILURE!
java.lang.AssertionError: Different number of lines in expected and obtained result. expected:<801> but was:<0>
	at org.junit.Assert.fail(Assert.java:88)
	at org.junit.Assert.failNotEquals(Assert.java:743)
	at org.junit.Assert.assertEquals(Assert.java:118)
	at org.junit.Assert.assertEquals(Assert.java:555)
	at org.apache.flink.test.util.TestBaseUtils.compareResultsByLinesInMemory(TestBaseUtils.java:305)
	at org.apache.flink.test.util.TestBaseUtils.compareResultsByLinesInMemory(TestBaseUtils.java:291)
	at org.apache.flink.storm.wordcount.WordCountLocalITCase.postSubmit(WordCountLocalITCase.java:38)

Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 3.815 sec - in org.apache.flink.storm.wordcount.BoltTokenizerWordCountWithNamesITCase
Running org.apache.flink.storm.wordcount.BoltTokenizerWordCountITCase
Running org.apache.flink.storm.wordcount.BoltTokenizerWordCountPojoITCase
Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 3.55 sec - in org.apache.flink.storm.wordcount.BoltTokenizerWordCountPojoITCase
Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 3.801 sec - in org.apache.flink.storm.wordcount.BoltTokenizerWordCountITCase

Results :

Failed tests: 
  WordCountLocalITCase>StormTestBase.testJob:98->postSubmit:38->TestBaseUtils.compareResultsByLinesInMemory:291->TestBaseUtils.compareResultsByLinesInMemory:305 Different number of lines in expected and obtained result. expected:<801> but was:<0>

Tests run: 11, Failures: 1, Errors: 0, Skipped: 0

Issue Links

• duplicates: FLINK-2586 Unstable Storm Compatibility Tests