Hexiaoqiao commented on code in PR #5643:
URL: https://github.com/apache/hadoop/pull/5643#discussion_r1198901155
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hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestReadStripedFileWithDecoding.java:
##########
@@ -169,6 +171,108 @@ public void testInvalidateBlock() throws IOException,
InterruptedException {
}
}
+ @Test
+ public void testCorruptionECBlockInvalidate() throws Exception {
+
+ final Path file = new Path("/invalidate_corrupted");
+ final int length = BLOCK_SIZE * NUM_DATA_UNITS;
+ final byte[] bytes = StripedFileTestUtil.generateBytes(length);
+ DFSTestUtil.writeFile(dfs, file, bytes);
+
+ int dnIndex = findFirstDataNode(cluster, dfs, file,
+ CELL_SIZE * NUM_DATA_UNITS);
+ int dnIndex2 = findDataNodeAtIndex(cluster, dfs, file,
+ CELL_SIZE * NUM_DATA_UNITS, 2);
+ Assert.assertNotEquals(-1, dnIndex);
+ Assert.assertNotEquals(-1, dnIndex2);
+
+ LocatedStripedBlock slb = (LocatedStripedBlock) dfs.getClient()
+ .getLocatedBlocks(file.toString(), 0, CELL_SIZE * NUM_DATA_UNITS)
+ .get(0);
+ final LocatedBlock[] blks = StripedBlockUtil.parseStripedBlockGroup(slb,
+ CELL_SIZE, NUM_DATA_UNITS, NUM_PARITY_UNITS);
+
+ final Block b = blks[0].getBlock().getLocalBlock();
+ final Block b2 = blks[1].getBlock().getLocalBlock();
+
+ // find the first block file
Review Comment:
Please use a capital letter at the beginning of the sentences and period at
the end of it for all annotation.
##########
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestReadStripedFileWithDecoding.java:
##########
@@ -169,6 +171,108 @@ public void testInvalidateBlock() throws IOException,
InterruptedException {
}
}
+ @Test
Review Comment:
Just suggest to add some java doc for the new unit test about what do you
want to cover case.
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