[HDFS-7039] Archival Storage: fix Balancer tests

• Type: Sub-task
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Component/s: balancer & mover
• Hadoop Flags: Reviewed
• Assignee: Tsz-wo Sze
• Reporter: Tsz-wo Sze
• Created: 10/Sep/14 14:38
• Updated: 19/Sep/14 13:52
• Resolved: 11/Sep/14 21:19

Description

Most of the Balancer tests failed with incorrect exit code. For example,

java.lang.AssertionError: Tools should exit 0 on success expected:<0> but was:<-3>
	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.hadoop.hdfs.server.balancer.TestBalancer.runBalancerCli(TestBalancer.java:629)
	at org.apache.hadoop.hdfs.server.balancer.TestBalancer.doTest(TestBalancer.java:549)
	at org.apache.hadoop.hdfs.server.balancer.TestBalancer.doTest(TestBalancer.java:437)
	at org.apache.hadoop.hdfs.server.balancer.TestBalancer.oneNodeTest(TestBalancer.java:645)
	at org.apache.hadoop.hdfs.server.balancer.TestBalancer.testExitZeroOnSuccess(TestBalancer.java:911)