ayushtkn commented on code in PR #5809: URL: https://github.com/apache/hadoop/pull/5809#discussion_r1261357967
########## hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/datanode/TestDirectoryScanner.java: ########## @@ -1304,6 +1305,23 @@ public void testLocalReplicaUpdateWithReplica() throws Exception { assertEquals(realBlkFile, localReplica.getBlockFile()); } + @Test(timeout = 60000) + public void testLastDirScannerFinishTimeIsUpdated() throws Exception { + Configuration conf = getConfiguration(); + conf.setLong(DFSConfigKeys.DFS_DATANODE_DIRECTORYSCAN_INTERVAL_KEY, 3L); + cluster = new MiniDFSCluster.Builder(conf).build(); + try { + cluster.waitActive(); + bpid = cluster.getNamesystem().getBlockPoolId(); + fds = DataNodeTestUtils.getFSDataset(cluster.getDataNodes().get(0)); + assertEquals(fds.getLastDirScannerFinishTime(), 0L); + Thread.sleep(4000); + assertNotEquals(0L, fds.getLastDirScannerFinishTime()); + } finally { + cluster.shutdown(); + } + } + Review Comment: can we rather than doing this sleep thing, have a test like this ``` @Test(timeout = 60000) public void testLastDirScannerFinishTimeIsUpdated() throws Exception { Configuration conf = getConfiguration(); cluster = new MiniDFSCluster.Builder(conf).build(); try { cluster.waitActive(); bpid = cluster.getNamesystem().getBlockPoolId(); final DataNode dn = cluster.getDataNodes().get(0); fds = DataNodeTestUtils.getFSDataset(dn); long lastDirScannerFinishTime = fds.getLastDirScannerFinishTime(); dn.getDirectoryScanner().run(); assertNotEquals(lastDirScannerFinishTime, fds.getLastDirScannerFinishTime()); } finally { cluster.shutdown(); } } ``` -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: common-issues-unsubscr...@hadoop.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org --------------------------------------------------------------------- To unsubscribe, e-mail: common-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: common-issues-h...@hadoop.apache.org