tree 8f6367f4e498c88eac1b5471e6c3b2f73e0dac3b
parent bcfafbc341f17abea6a0836435ae240710783a8c
author taegeonum <taegeonum@gmail.com> 1489748660 +0900
committer Sergiy Matusevych <motus@apache.org> 1490050078 -0700

[REEF-1729] Fix test job timeouts in Travis CI

Gracefully shutdown all worker groups and wait for them to complete in the `.close()` method

JIRA: [REEF-1729](https://issues.apache.org/jira/browse/REEF-1729)

Closes #1268