HDFS-13714. Fix TestNameNodePrunesMissingStorages test failures on Windows. 
Contributed by Lukas Majercak.


Project: http://git-wip-us.apache.org/repos/asf/hadoop/repo
Commit: http://git-wip-us.apache.org/repos/asf/hadoop/commit/7296b644
Tree: http://git-wip-us.apache.org/repos/asf/hadoop/tree/7296b644
Diff: http://git-wip-us.apache.org/repos/asf/hadoop/diff/7296b644

Branch: refs/heads/HDFS-12090
Commit: 7296b644f7c44400f03995668573a4cfd2ee552c
Parents: fa9ef15
Author: Inigo Goiri <[email protected]>
Authored: Mon Jul 2 16:36:25 2018 -0700
Committer: Inigo Goiri <[email protected]>
Committed: Mon Jul 2 16:36:25 2018 -0700

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 .../blockmanagement/TestNameNodePrunesMissingStorages.java      | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)
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http://git-wip-us.apache.org/repos/asf/hadoop/blob/7296b644/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/blockmanagement/TestNameNodePrunesMissingStorages.java
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diff --git 
a/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/blockmanagement/TestNameNodePrunesMissingStorages.java
 
b/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/blockmanagement/TestNameNodePrunesMissingStorages.java
index 96d227d..05b6d30 100644
--- 
a/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/blockmanagement/TestNameNodePrunesMissingStorages.java
+++ 
b/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/blockmanagement/TestNameNodePrunesMissingStorages.java
@@ -294,8 +294,9 @@ public class TestNameNodePrunesMissingStorages {
       in = null;
       out.close();
       out = null;
-      newVersionFile.renameTo(versionFile);
-      success = true;
+      // Delete old version file
+      success = versionFile.delete();
+      success &= newVersionFile.renameTo(versionFile);
     } finally {
       if (in != null) {
         in.close();


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