huaxiangsun commented on a change in pull request #1791:
URL: https://github.com/apache/hbase/pull/1791#discussion_r434218196



##########
File path: 
hbase-server/src/test/java/org/apache/hadoop/hbase/master/snapshot/TestSnapshotHFileCleaner.java
##########
@@ -156,7 +164,29 @@ public void testCorruptedDataManifest() throws IOException 
{
     builder.consolidate();
     builder.corruptDataManifest();
 
-    fs.delete(SnapshotDescriptionUtils.getWorkingSnapshotDir(rootDir,
+    long period = Long.MAX_VALUE;
+    SnapshotFileCache cache = new SnapshotFileCache(fs, rootDir, period, 
10000000,
+        "test-snapshot-file-cache-refresh", new SnapshotFiles());
+    try {
+      cache.getSnapshotsInProgress();
+    } finally {
+      fs.delete(SnapshotDescriptionUtils.getWorkingSnapshotDir(rootDir,
           TEST_UTIL.getConfiguration()), true);
+    }
+  }
+
+  @Test
+  public void testMissedTmpSnapshot() throws IOException {
+    SnapshotTestingUtils.SnapshotMock snapshotMock =
+        new SnapshotTestingUtils.SnapshotMock(TEST_UTIL.getConfiguration(), 
fs, rootDir);
+    SnapshotTestingUtils.SnapshotMock.SnapshotBuilder builder = 
snapshotMock.createSnapshotV2(
+        SNAPSHOT_NAME_STR, TABLE_NAME_STR);
+    builder.addRegionV2();
+    builder.missOneRegionSnapshotFile();
+    long period = Long.MAX_VALUE;
+    SnapshotFileCache cache = new SnapshotFileCache(fs, rootDir, period, 
10000000,
+        "test-snapshot-file-cache-refresh", new SnapshotFiles());
+    cache.getSnapshotsInProgress();
+    assertTrue(fs.exists(builder.getSnapshotsDir()));

Review comment:
       A separate case for corrupted manifest files.




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