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From szets...@apache.org
Subject svn commit: r1464795 - in /hadoop/common/branches/HDFS-2802/hadoop-hdfs-project/hadoop-hdfs: ./ src/main/java/org/apache/hadoop/hdfs/server/namenode/ src/main/java/org/apache/hadoop/hdfs/server/namenode/snapshot/ src/test/java/org/apache/hadoop/hdfs/se...
Date Thu, 04 Apr 2013 23:52:39 GMT
Author: szetszwo
Date: Thu Apr  4 23:52:38 2013
New Revision: 1464795

URL: http://svn.apache.org/r1464795
Log:
HDFS-4647. Rename should call setLocalName after an inode is removed from snapshots.  Contributed
by Arpit Agarwal

Modified:
    hadoop/common/branches/HDFS-2802/hadoop-hdfs-project/hadoop-hdfs/CHANGES.HDFS-2802.txt
    hadoop/common/branches/HDFS-2802/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSDirectory.java
    hadoop/common/branches/HDFS-2802/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/INodeDirectory.java
    hadoop/common/branches/HDFS-2802/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/snapshot/INodeDirectoryWithSnapshot.java
    hadoop/common/branches/HDFS-2802/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/snapshot/TestRenameWithSnapshots.java

Modified: hadoop/common/branches/HDFS-2802/hadoop-hdfs-project/hadoop-hdfs/CHANGES.HDFS-2802.txt
URL: http://svn.apache.org/viewvc/hadoop/common/branches/HDFS-2802/hadoop-hdfs-project/hadoop-hdfs/CHANGES.HDFS-2802.txt?rev=1464795&r1=1464794&r2=1464795&view=diff
==============================================================================
--- hadoop/common/branches/HDFS-2802/hadoop-hdfs-project/hadoop-hdfs/CHANGES.HDFS-2802.txt
(original)
+++ hadoop/common/branches/HDFS-2802/hadoop-hdfs-project/hadoop-hdfs/CHANGES.HDFS-2802.txt
Thu Apr  4 23:52:38 2013
@@ -225,3 +225,6 @@ Branch-2802 Snapshot (Unreleased)
   created directory to an INodeDirectoryWithSnapshot. (Jing Zhao via szetszwo)
 
   HDFS-4611. Update FSImage for INodeReference.  (szetszwo)
+
+  HDFS-4647. Rename should call setLocalName after an inode is removed from
+  snapshots.  (Arpit Agarwal via szetszwo)

Modified: hadoop/common/branches/HDFS-2802/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSDirectory.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/HDFS-2802/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSDirectory.java?rev=1464795&r1=1464794&r2=1464795&view=diff
==============================================================================
--- hadoop/common/branches/HDFS-2802/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSDirectory.java
(original)
+++ hadoop/common/branches/HDFS-2802/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSDirectory.java
Thu Apr  4 23:52:38 2013
@@ -559,8 +559,24 @@ public class FSDirectory implements Clos
     verifyQuotaForRename(srcIIP.getINodes(), dstIIP.getINodes());
     
     boolean added = false;
-    final INode srcChild = srcIIP.getLastINode();
+    INode srcChild = srcIIP.getLastINode();
     final byte[] srcChildName = srcChild.getLocalNameBytes();
+    final boolean isSrcInSnapshot = srcChild.isInLatestSnapshot(
+        srcIIP.getLatestSnapshot());
+    final boolean srcChildIsReference = srcChild.isReference();
+    
+    // check srcChild for reference
+    final INodeReference.WithCount withCount;
+    if (srcChildIsReference || isSrcInSnapshot) {
+      final INodeReference.WithName withName = srcIIP.getINode(-2).asDirectory()
+          .replaceChild4ReferenceWithName(srcChild); 
+      withCount = (INodeReference.WithCount)withName.getReferredINode();
+      srcChild = withName;
+      srcIIP.setLastINode(srcChild);
+    } else {
+      withCount = null;
+    }
+
     try {
       // remove src
       final long removedSrc = removeLastINode(srcIIP);
@@ -570,11 +586,23 @@ public class FSDirectory implements Clos
             + " because the source can not be removed");
         return false;
       }
-      //TODO: setLocalName breaks created/deleted lists
-      srcChild.setLocalName(dstIIP.getLastLocalName());
+      
+      srcChild = srcIIP.getLastINode();
+      final byte[] dstChildName = dstIIP.getLastLocalName();
+      final INode toDst;
+      if (withCount == null) {
+        srcChild.setLocalName(dstChildName);
+        toDst = srcChild;
+      } else {
+        withCount.getReferredINode().setLocalName(dstChildName);
+        final INodeReference ref = new INodeReference(dstIIP.getINode(-2), withCount);
+        withCount.setParentReference(ref);
+        withCount.incrementReferenceCount();
+        toDst = ref;
+      }
       
       // add src to the destination
-      added = addLastINodeNoQuotaCheck(dstIIP, srcChild);
+      added = addLastINodeNoQuotaCheck(dstIIP, toDst);
       if (added) {
         if (NameNode.stateChangeLog.isDebugEnabled()) {
           NameNode.stateChangeLog.debug("DIR* FSDirectory.unprotectedRenameTo: " 
@@ -587,17 +615,20 @@ public class FSDirectory implements Clos
         // update moved leases with new filename
         getFSNamesystem().unprotectedChangeLease(src, dst);        
 
-        if (srcIIP.getLatestSnapshot() != null) {
-          createReferences4Rename(srcChild, srcChildName,
-              (INodeDirectoryWithSnapshot)srcParent.asDirectory(),
-              dstParent.asDirectory());
-        }
         return true;
       }
     } finally {
       if (!added) {
         // put it back
-        srcChild.setLocalName(srcChildName);
+        if (withCount == null) {
+          srcChild.setLocalName(srcChildName);
+        } else if (!srcChildIsReference) { // src must be in snapshot
+          final INodeDirectoryWithSnapshot srcParent = 
+              (INodeDirectoryWithSnapshot) srcIIP.getINode(-2).asDirectory();
+          final INode originalChild = withCount.getReferredINode();
+          srcParent.replaceRemovedChild(srcChild, originalChild);
+          srcChild = originalChild;
+        }
         addLastINodeNoQuotaCheck(srcIIP, srcChild);
       }
     }
@@ -730,6 +761,24 @@ public class FSDirectory implements Clos
     // Ensure dst has quota to accommodate rename
     verifyQuotaForRename(srcIIP.getINodes(), dstIIP.getINodes());
 
+    INode srcChild = srcIIP.getLastINode();
+    final byte[] srcChildName = srcChild.getLocalNameBytes();
+    final boolean isSrcInSnapshot = srcChild.isInLatestSnapshot(
+        srcIIP.getLatestSnapshot());
+    final boolean srcChildIsReference = srcChild.isReference();
+    
+    // check srcChild for reference
+    final INodeReference.WithCount withCount;
+    if (srcChildIsReference || isSrcInSnapshot) {
+      final INodeReference.WithName withName = srcIIP.getINode(-2).asDirectory()
+          .replaceChild4ReferenceWithName(srcChild); 
+      withCount = (INodeReference.WithCount)withName.getReferredINode();
+      srcChild = withName;
+      srcIIP.setLastINode(srcChild);
+    } else {
+      withCount = null;
+    }
+    
     boolean undoRemoveSrc = true;
     final long removedSrc = removeLastINode(srcIIP);
     if (removedSrc == -1) {
@@ -739,9 +788,7 @@ public class FSDirectory implements Clos
           + error);
       throw new IOException(error);
     }
-    final INode srcChild = srcIIP.getLastINode();
-    final byte[] srcChildName = srcChild.getLocalNameBytes();
-
+    
     boolean undoRemoveDst = false;
     INode removedDst = null;
     try {
@@ -751,11 +798,24 @@ public class FSDirectory implements Clos
           undoRemoveDst = true;
         }
       }
-      //TODO: setLocalName breaks created/deleted lists
-      srcChild.setLocalName(dstIIP.getLastLocalName());
+      
+      srcChild = srcIIP.getLastINode();
+
+      final byte[] dstChildName = dstIIP.getLastLocalName();
+      final INode toDst;
+      if (withCount == null) {
+        srcChild.setLocalName(dstChildName);
+        toDst = srcChild;
+      } else {
+        withCount.getReferredINode().setLocalName(dstChildName);
+        final INodeReference ref = new INodeReference(dstIIP.getINode(-2), withCount);
+        withCount.setParentReference(ref);
+        withCount.incrementReferenceCount();
+        toDst = ref;
+      }
 
       // add src as dst to complete rename
-      if (addLastINodeNoQuotaCheck(dstIIP, srcChild)) {
+      if (addLastINodeNoQuotaCheck(dstIIP, toDst)) {
         undoRemoveSrc = false;
         if (NameNode.stateChangeLog.isDebugEnabled()) {
           NameNode.stateChangeLog.debug(
@@ -780,12 +840,6 @@ public class FSDirectory implements Clos
           getFSNamesystem().removePathAndBlocks(src, collectedBlocks);
         }
 
-        if (srcIIP.getLatestSnapshot() != null) {
-          createReferences4Rename(srcChild, srcChildName,
-              (INodeDirectoryWithSnapshot)srcParent.asDirectory(),
-              dstParent.asDirectory());
-        }
-
         if (snapshottableDirs.size() > 0) {
           // There are snapshottable directories (without snapshots) to be
           // deleted. Need to update the SnapshotManager.
@@ -796,7 +850,16 @@ public class FSDirectory implements Clos
     } finally {
       if (undoRemoveSrc) {
         // Rename failed - restore src
-        srcChild.setLocalName(srcChildName);
+        srcChild = srcIIP.getLastINode();
+        if (withCount == null) {
+          srcChild.setLocalName(srcChildName);
+        } else if (!srcChildIsReference) { // src must be in snapshot
+          final INodeDirectoryWithSnapshot srcParent
+              = (INodeDirectoryWithSnapshot)srcIIP.getINode(-2).asDirectory();
+          final INode originalChild = withCount.getReferredINode();
+          srcParent.replaceRemovedChild(srcChild, originalChild);
+          srcChild = originalChild;
+        }
         addLastINodeNoQuotaCheck(srcIIP, srcChild);
       }
       if (undoRemoveDst) {
@@ -808,19 +871,7 @@ public class FSDirectory implements Clos
         + "failed to rename " + src + " to " + dst);
     throw new IOException("rename from " + src + " to " + dst + " failed.");
   }
-
-  /** The renamed inode is also in a snapshot, create references */
-  private static void createReferences4Rename(final INode srcChild,
-      final byte[] srcChildName, final INodeDirectoryWithSnapshot srcParent,
-      final INodeDirectory dstParent) {
-    final INodeReference.WithCount ref;
-    if (srcChild.isReference()) {
-      ref = (INodeReference.WithCount)srcChild.asReference().getReferredINode();
-    } else {
-      ref = dstParent.asDirectory().replaceChild4Reference(srcChild);
-    }
-    srcParent.replaceRemovedChild4Reference(srcChild, ref, srcChildName);
-  }
+  
   /**
    * Set file replication
    * 

Modified: hadoop/common/branches/HDFS-2802/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/INodeDirectory.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/HDFS-2802/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/INodeDirectory.java?rev=1464795&r1=1464794&r2=1464795&view=diff
==============================================================================
--- hadoop/common/branches/HDFS-2802/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/INodeDirectory.java
(original)
+++ hadoop/common/branches/HDFS-2802/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/INodeDirectory.java
Thu Apr  4 23:52:38 2013
@@ -215,7 +215,7 @@ public class INodeDirectory extends INod
     Preconditions.checkState(i >= 0);
     Preconditions.checkState(oldChild == children.get(i));
     
-    if (oldChild.isReference()) {
+    if (oldChild.isReference() && !newChild.isReference()) {
       final INode withCount = oldChild.asReference().getReferredINode();
       withCount.asReference().setReferredINode(newChild);
     } else {
@@ -234,6 +234,23 @@ public class INodeDirectory extends INod
     return withCount;
   }
 
+  INodeReference.WithName replaceChild4ReferenceWithName(INode oldChild) {
+    if (oldChild instanceof INodeReference.WithName) {
+      return (INodeReference.WithName)oldChild;
+    }
+
+    final INodeReference.WithCount withCount;
+    if (oldChild.isReference()) {
+      withCount = (INodeReference.WithCount) oldChild.asReference().getReferredINode();
+    } else {
+      withCount = new INodeReference.WithCount(null, oldChild);
+    }
+    final INodeReference.WithName ref = new INodeReference.WithName(
+        this, withCount, oldChild.getLocalNameBytes());
+    replaceChild(oldChild, ref);
+    return ref;
+  }
+  
   private void replaceChildFile(final INodeFile oldChild, final INodeFile newChild) {
     replaceChild(oldChild, newChild);
     oldChild.clear();

Modified: hadoop/common/branches/HDFS-2802/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/snapshot/INodeDirectoryWithSnapshot.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/HDFS-2802/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/snapshot/INodeDirectoryWithSnapshot.java?rev=1464795&r1=1464794&r2=1464795&view=diff
==============================================================================
--- hadoop/common/branches/HDFS-2802/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/snapshot/INodeDirectoryWithSnapshot.java
(original)
+++ hadoop/common/branches/HDFS-2802/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/snapshot/INodeDirectoryWithSnapshot.java
Thu Apr  4 23:52:38 2013
@@ -610,12 +610,15 @@ public class INodeDirectoryWithSnapshot 
     final INodeReference.WithName ref = new INodeReference.WithName(this,
         newChild, childName);
     newChild.incrementReferenceCount();
+    replaceRemovedChild(oldChild, ref);
+    return ref;
+  }
 
-    diffs.replaceChild(ListType.CREATED, oldChild, ref);
+  /** The child just has been removed, replace it with a reference. */
+  public void replaceRemovedChild(INode oldChild, INode newChild) {
     // the old child must be in the deleted list
     Preconditions.checkState(
-        diffs.replaceChild(ListType.DELETED, oldChild, ref));
-    return ref;
+        diffs.replaceChild(ListType.DELETED, oldChild, newChild));
   }
 
   @Override

Modified: hadoop/common/branches/HDFS-2802/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/snapshot/TestRenameWithSnapshots.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/HDFS-2802/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/snapshot/TestRenameWithSnapshots.java?rev=1464795&r1=1464794&r2=1464795&view=diff
==============================================================================
--- hadoop/common/branches/HDFS-2802/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/snapshot/TestRenameWithSnapshots.java
(original)
+++ hadoop/common/branches/HDFS-2802/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/snapshot/TestRenameWithSnapshots.java
Thu Apr  4 23:52:38 2013
@@ -17,19 +17,28 @@
  */
 package org.apache.hadoop.hdfs.server.namenode.snapshot;
 
+import static org.junit.Assert.assertTrue;
+
+import java.util.List;
+
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
 import org.apache.hadoop.conf.Configuration;
 import org.apache.hadoop.fs.Path;
 import org.apache.hadoop.fs.permission.FsPermission;
 import org.apache.hadoop.hdfs.DFSTestUtil;
 import org.apache.hadoop.hdfs.DistributedFileSystem;
 import org.apache.hadoop.hdfs.MiniDFSCluster;
+import org.apache.hadoop.hdfs.protocol.SnapshotDiffReport;
+import org.apache.hadoop.hdfs.protocol.SnapshotDiffReport.DiffReportEntry;
+import org.apache.hadoop.hdfs.protocol.SnapshotDiffReport.DiffType;
 import org.apache.hadoop.hdfs.server.namenode.FSDirectory;
 import org.apache.hadoop.hdfs.server.namenode.FSNamesystem;
 import org.apache.hadoop.hdfs.server.namenode.INode;
 import org.apache.hadoop.hdfs.server.namenode.INodeReference;
-import org.junit.AfterClass;
+import org.junit.After;
 import org.junit.Assert;
-import org.junit.BeforeClass;
+import org.junit.Before;
 import org.junit.Test;
 
 /** Testing rename with snapshots. */
@@ -37,9 +46,9 @@ public class TestRenameWithSnapshots {
   {
     SnapshotTestHelper.disableLogs();
   }
-
+  private static final Log LOG = LogFactory.getLog(TestRenameWithSnapshots.class);
+  
   private static final long SEED = 0;
-
   private static final short REPL = 3;
   private static final long BLOCKSIZE = 1024;
   
@@ -49,9 +58,19 @@ public class TestRenameWithSnapshots {
   private static FSDirectory fsdir;
   private static DistributedFileSystem hdfs;
   
-  @BeforeClass
-  public static void setUp() throws Exception {
-    cluster = new MiniDFSCluster.Builder(conf).numDataNodes(REPL).build();
+  static private final Path dir = new Path("/testRenameWithSnapshots");
+  static private final Path sub1 = new Path(dir, "sub1");
+  static private final Path file1 = new Path(sub1, "file1");
+  static private final Path file2 = new Path(sub1, "file2");
+  static private final Path file3 = new Path(sub1, "file3");
+  static private final String snap1 = "snap1";
+  static private final String snap2 = "snap2";
+
+  
+  @Before
+  public void setUp() throws Exception {
+    cluster = new MiniDFSCluster.Builder(conf).numDataNodes(REPL).format(true)
+        .build();
     cluster.waitActive();
 
     fsn = cluster.getNamesystem();
@@ -60,8 +79,8 @@ public class TestRenameWithSnapshots {
     hdfs = cluster.getFileSystem();
   }
 
-  @AfterClass
-  public static void tearDown() throws Exception {
+  @After
+  public void tearDown() throws Exception {
     if (cluster != null) {
       cluster.shutdown();
     }
@@ -104,4 +123,98 @@ public class TestRenameWithSnapshots {
     hdfs.delete(bar, false);
     Assert.assertEquals(1, withCount.getReferenceCount());
   }
+  
+  private static boolean existsInDiffReport(List<DiffReportEntry> entries,
+      DiffType type, String relativePath) {
+    for (DiffReportEntry entry : entries) {
+      System.out.println("DiffEntry is:" + entry.getType() + "\""
+          + new String(entry.getRelativePath()) + "\"");
+      if ((entry.getType() == type)
+          && ((new String(entry.getRelativePath())).compareTo(relativePath) == 0))
{
+        return true;
+      }
+    }
+    return false;
+  }
+  
+  /**
+   * Rename a file under a snapshottable directory, file does not exist
+   * in a snapshot.
+   */
+  @Test (timeout=60000)
+  public void testRenameFileNotInSnapshot() throws Exception {
+    hdfs.mkdirs(sub1);
+    hdfs.allowSnapshot(sub1.toString());
+    hdfs.createSnapshot(sub1, snap1);
+    DFSTestUtil.createFile(hdfs, file1, BLOCKSIZE, REPL, SEED);
+    hdfs.rename(file1, file2);
+
+    // Query the diff report and make sure it looks as expected.
+    SnapshotDiffReport diffReport = hdfs.getSnapshotDiffReport(sub1, snap1, "");
+    List<DiffReportEntry> entries = diffReport.getDiffList();
+    assertTrue(entries.size() == 2);
+    assertTrue(existsInDiffReport(entries, DiffType.MODIFY, ""));
+    assertTrue(existsInDiffReport(entries, DiffType.CREATE, file2.getName()));
+  }
+
+  /**
+   * Rename a file under a snapshottable directory, file exists
+   * in a snapshot.
+   */
+  @Test (timeout=60000)
+  public void testRenameFileInSnapshot() throws Exception {
+    hdfs.mkdirs(sub1);
+    hdfs.allowSnapshot(sub1.toString());
+    DFSTestUtil.createFile(hdfs, file1, BLOCKSIZE, REPL, SEED);
+    hdfs.createSnapshot(sub1, snap1);
+    hdfs.rename(file1, file2);
+
+    // Query the diff report and make sure it looks as expected.
+    SnapshotDiffReport diffReport = hdfs.getSnapshotDiffReport(sub1, snap1, "");
+    System.out.println("DiffList is " + diffReport.toString());
+    List<DiffReportEntry> entries = diffReport.getDiffList();
+    assertTrue(entries.size() == 3);
+    assertTrue(existsInDiffReport(entries, DiffType.MODIFY, ""));
+    assertTrue(existsInDiffReport(entries, DiffType.CREATE, file2.getName()));
+    assertTrue(existsInDiffReport(entries, DiffType.DELETE, file1.getName()));
+  }
+
+  @Test (timeout=60000)
+  public void testRenameTwiceInSnapshot() throws Exception {
+    hdfs.mkdirs(sub1);
+    hdfs.allowSnapshot(sub1.toString());
+    DFSTestUtil.createFile(hdfs, file1, BLOCKSIZE, REPL, SEED);
+    hdfs.createSnapshot(sub1, snap1);
+    hdfs.rename(file1, file2);
+    
+    hdfs.createSnapshot(sub1, snap2);
+    hdfs.rename(file2, file3);
+
+    SnapshotDiffReport diffReport;
+    
+    // Query the diff report and make sure it looks as expected.
+    diffReport = hdfs.getSnapshotDiffReport(sub1, snap1, snap2);
+    LOG.info("DiffList is " + diffReport.toString());
+    List<DiffReportEntry> entries = diffReport.getDiffList();
+    assertTrue(entries.size() == 3);
+    assertTrue(existsInDiffReport(entries, DiffType.MODIFY, ""));
+    assertTrue(existsInDiffReport(entries, DiffType.CREATE, file2.getName()));
+    assertTrue(existsInDiffReport(entries, DiffType.DELETE, file1.getName()));
+    
+    diffReport = hdfs.getSnapshotDiffReport(sub1, snap2, "");
+    LOG.info("DiffList is " + diffReport.toString());
+    entries = diffReport.getDiffList();
+    assertTrue(entries.size() == 3);
+    assertTrue(existsInDiffReport(entries, DiffType.MODIFY, ""));
+    assertTrue(existsInDiffReport(entries, DiffType.CREATE, file3.getName()));
+    assertTrue(existsInDiffReport(entries, DiffType.DELETE, file2.getName()));
+    
+    diffReport = hdfs.getSnapshotDiffReport(sub1, snap1, "");
+    LOG.info("DiffList is " + diffReport.toString());
+    entries = diffReport.getDiffList();
+    assertTrue(entries.size() == 3);
+    assertTrue(existsInDiffReport(entries, DiffType.MODIFY, ""));
+    assertTrue(existsInDiffReport(entries, DiffType.CREATE, file3.getName()));
+    assertTrue(existsInDiffReport(entries, DiffType.DELETE, file1.getName()));
+  }
 }



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