[ZEPPELIN-476] ZeppelinRestApiTest flaky test failure

• Type: Sub-task
• Status: Open
• Priority: Major
• Resolution: Unresolved
• Labels: flaky-test
• Assignee: Unassigned
• Reporter: Lee Moon Soo
• Created: 02/Dec/15 02:29
• Updated: 21/Jan/17 08:13

Description

There're flickering test and log message is looks like

Tests run: 1, Failures: 0, Errors: 1, Skipped: 0, Time elapsed: 4.099 sec <<< FAILURE! - in org.apache.zeppelin.rest.ZeppelinRestApiTest
org.apache.zeppelin.rest.ZeppelinRestApiTest  Time elapsed: 4.099 sec  <<< ERROR!
java.lang.NullPointerException: null
	at java.util.Hashtable.put(Hashtable.java:514)
	at java.util.Properties.setProperty(Properties.java:161)
	at org.apache.zeppelin.rest.AbstractTestRestApi.startUp(AbstractTestRestApi.java:126)
	at org.apache.zeppelin.rest.ZeppelinRestApiTest.init(ZeppelinRestApiTest.java:58)

09:08:10,815  INFO org.apache.zeppelin.server.ZeppelinServer:112 - Shutting down Zeppelin Server ... 
09:08:10,816  INFO org.apache.zeppelin.server.ZeppelinServer:112 - Shutting down Zeppelin Server ... 
09:08:10,882  INFO org.apache.zeppelin.server.ZeppelinServer:119 - Bye
09:08:10,892  INFO org.apache.zeppelin.server.ZeppelinServer:119 - Bye

Results :

Tests in error: 
  ZeppelinSparkClusterTest.init:48->AbstractTestRestApi.startUp:126 » NullPointer
  ZeppelinRestApiTest.init:58->AbstractTestRestApi.startUp:126 » NullPointer

Tests run: 2, Failures: 0, Errors: 2, Skipped: 0