smengcl commented on a change in pull request #108: HDDS-1987. Fix listStatus
API
URL: https://github.com/apache/hadoop-ozone/pull/108#discussion_r353170030
##########
File path:
hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/om/TestKeyManagerImpl.java
##########
@@ -784,6 +790,235 @@ public void testLookupKeyWithLocation() throws
IOException {
.getLocationList().get(0).getPipeline().getClosestNode());
}
+ @Test
+ public void testListStatusWithTableCache() throws Exception {
+ // Inspired by TestOmMetadataManager#testListKeys
+ String prefixKeyInDB = "key-d";
+ String prefixKeyInCache = "key-c";
+
+ // Add a total of 100 key entries to DB and TableCache (50 entries each)
+ for (int i = 1; i <= 100; i++) {
+ if (i % 2 == 0) { // Add to DB
+ TestOMRequestUtils.addKeyToTable(false,
+ VOLUME_NAME, BUCKET_NAME, prefixKeyInDB + i,
+ 1000L, HddsProtos.ReplicationType.RATIS,
+ HddsProtos.ReplicationFactor.ONE, metadataManager);
+ } else { // Add to TableCache
+ TestOMRequestUtils.addKeyToTableCache(
+ VOLUME_NAME, BUCKET_NAME, prefixKeyInCache + i,
+ HddsProtos.ReplicationType.RATIS, HddsProtos.ReplicationFactor.ONE,
+ metadataManager);
+ }
+ }
+
+ OmKeyArgs rootDirArgs = createKeyArgs("");
+ // Get entries in both TableCache and DB
+ List<OzoneFileStatus> fileStatuses =
+ keyManager.listStatus(rootDirArgs, true, "", 1000);
+ Assert.assertEquals(100, fileStatuses.size());
+
+ // Get entries with startKey=prefixKeyInDB
+ fileStatuses =
+ keyManager.listStatus(rootDirArgs, true, prefixKeyInDB, 1000);
+ Assert.assertEquals(50, fileStatuses.size());
+
+ // Get entries with startKey=prefixKeyInCache
+ fileStatuses =
+ keyManager.listStatus(rootDirArgs, true, prefixKeyInCache, 1000);
+ Assert.assertEquals(100, fileStatuses.size());
Review comment:
@bharatviswa504 No it should be `100`. Because `prefixKeyInCache = "key-c"`
and `prefixKeyInDB = "key-d"`, it will continue to list all entries beginning
with `key-d`.
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