aajisaka commented on a change in pull request #3661:
URL: https://github.com/apache/hadoop/pull/3661#discussion_r758065524
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File path:
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/blockmanagement/TestBlockManagerSafeMode.java
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@@ -242,6 +242,20 @@ public void testCheckSafeMode9() throws Exception {
assertTrue(content.contains("Using 3000 as SafeModeMonitor Interval"));
}
+ @Test(timeout = 20000)
+ public void testCheckSafeMode10(){
+ Configuration conf = new HdfsConfiguration();
+ conf.setLong(DFSConfigKeys.DFS_NAMENODE_SAFEMODE_RECHECK_INTERVAL_KEY, -1);
+ GenericTestUtils.LogCapturer logs =
+ GenericTestUtils.LogCapturer.captureLogs(BlockManagerSafeMode.LOG);
+ BlockManagerSafeMode blockManagerSafeMode = new BlockManagerSafeMode(bm,
+ fsn, true, conf);
+ String content = logs.getOutput();
+ assertTrue(content.contains("Invalid value for " +
+ DFSConfigKeys.DFS_NAMENODE_SAFEMODE_RECHECK_INTERVAL_KEY +
+ ".Should be greater than 0, but is -1"));
Review comment:
Would you use assertJ API? It will output much helpful error message
when the assertion fails.
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