nsivabalan commented on a change in pull request #4840:
URL: https://github.com/apache/hudi/pull/4840#discussion_r811109462



##########
File path: 
hudi-client/hudi-spark-client/src/test/java/org/apache/hudi/table/action/rollback/TestMergeOnReadRollbackActionExecutor.java
##########
@@ -139,6 +157,137 @@ public void testMergeOnReadRollbackActionExecutor(boolean 
isUsingMarkers) throws
     assertFalse(WriteMarkersFactory.get(cfg.getMarkersType(), table, 
"002").doesMarkerDirExist());
   }
 
+  @Test
+  public void testRollbackForCanIndexLogFile() throws IOException {
+    cleanupResources();
+    setUpDFS();
+    //1. prepare data and assert data result
+    //just generate one partitions
+    dataGen = new HoodieTestDataGenerator(new 
String[]{DEFAULT_FIRST_PARTITION_PATH});
+    HoodieWriteConfig cfg = 
HoodieWriteConfig.newBuilder().withPath(basePath).withSchema(HoodieTestDataGenerator.TRIP_EXAMPLE_SCHEMA)
+        .withParallelism(2, 
2).withBulkInsertParallelism(2).withFinalizeWriteParallelism(2).withDeleteParallelism(2)
+        .withTimelineLayoutVersion(TimelineLayoutVersion.CURR_VERSION)
+        .withWriteStatusClass(MetadataMergeWriteStatus.class)
+        
.withConsistencyGuardConfig(ConsistencyGuardConfig.newBuilder().withConsistencyCheckEnabled(true).build())
+        
.withCompactionConfig(HoodieCompactionConfig.newBuilder().compactionSmallFileSize(1024
 * 1024).build())
+        
.withStorageConfig(HoodieStorageConfig.newBuilder().hfileMaxFileSize(1024 * 
1024).parquetMaxFileSize(1024 * 1024).build())
+        .forTable("test-trip-table")
+        
.withIndexConfig(HoodieIndexConfig.newBuilder().withIndexType(HoodieIndex.IndexType.INMEMORY).build())
+        
.withEmbeddedTimelineServerEnabled(true).withFileSystemViewConfig(FileSystemViewStorageConfig.newBuilder()
+            .withEnableBackupForRemoteFileSystemView(false) // Fail test if 
problem connecting to timeline-server
+            
.withStorageType(FileSystemViewStorageType.EMBEDDED_KV_STORE).build()).withRollbackUsingMarkers(false).withAutoCommit(false).build();
+
+    //1. prepare data
+    HoodieTestDataGenerator.writePartitionMetadata(fs, new 
String[]{DEFAULT_FIRST_PARTITION_PATH}, basePath);
+    SparkRDDWriteClient client = getHoodieWriteClient(cfg);
+    /**

Review comment:
       sure.




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