[SPARK-24123] Fix a flaky test `DateTimeUtilsSuite.monthsBetween`

• Type: Bug
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 2.4.0
• Fix Version/s: 2.4.0
• Component/s: SQL
• Assignee: Marco Gaido
• Reporter: Dongjoon Hyun
• Created: 30/Apr/18 18:15
• Updated: 02/May/18 20:50
• Resolved: 02/May/18 20:50

Description

*MASTER BRANCH*
https://amplab.cs.berkeley.edu/jenkins/view/Spark%20QA%20Test%20(Dashboard)/job/spark-master-test-maven-hadoop-2.6/4810/testReport/org.apache.spark.sql.catalyst.util/DateTimeUtilsSuite/monthsBetween/

Error Message

3.949596773820191 did not equal 3.9495967741935485

Stacktrace

      org.scalatest.exceptions.TestFailedException: 3.949596773820191 did not equal 3.9495967741935485
      at org.scalatest.Assertions$class.newAssertionFailedException(Assertions.scala:528)
      at org.scalatest.FunSuite.newAssertionFailedException(FunSuite.scala:1560)
      at org.scalatest.Assertions$AssertionsHelper.macroAssert(Assertions.scala:501)
      at org.apache.spark.sql.catalyst.util.DateTimeUtilsSuite$$anonfun$25.apply(DateTimeUtilsSuite.scala:495)
      at org.apache.spark.sql.catalyst.util.DateTimeUtilsSuite$$anonfun$25.apply(DateTimeUtilsSuite.scala:488)

Issue Links

• blocks: SPARK-24139 Fix Flaky Tests
• links to: [Github] Pull Request #21196 (mgaido91)