[master] Make TestGetRegionLocation stable

Author: daviddeng

Summary:
# Use assignment plan, otherwise regions may be moved by balancer which fails some asssertion
# Call `waitForTableConsistent` to wait for change of region assigment to be really changed

Test Plan: `TestGetRegionLocation`

Reviewers: liyintang, manukranthk, gauravm

Reviewed By: manukranthk

CC: hbase-eng@

Differential Revision: https://phabricator.fb.com/D1277712

Task ID: 4145121

git-svn-id: https://svn.apache.org/repos/asf/hbase/branches/0.89-fb@1588331 13f79535-47bb-0310-9956-ffa450edef68
[HBASE-10986] Fix TestSimpleOperations now that setup is @BeforeClass

Author: elliott

Summary: TestSimpleOperations should now pass after setUp is annotated with @BeforeClass

Test Plan: mvn test -Dtest=TestSimpleOperations

Reviewers: daviddeng, liyintang

Reviewed By: daviddeng

CC: hbase-eng@

Differential Revision: https://phabricator.fb.com/D1281321

Task ID: 4158408

git-svn-id: https://svn.apache.org/repos/asf/hbase/branches/0.89-fb@1588332 13f79535-47bb-0310-9956-ffa450edef68