SourabhBadhya commented on code in PR #3801:
URL: https://github.com/apache/hive/pull/3801#discussion_r1067811008
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itests/hive-unit/src/test/java/org/apache/hadoop/hive/ql/txn/compactor/TestCrudCompactorOnTez.java:
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@@ -3189,11 +3302,42 @@ private void testCompactionWithMerge(CompactionType
compactionType, boolean isPa
// Verify delete delta
Assert.assertTrue(CompactorTestUtil.getBaseOrDeltaNames(fs,
AcidUtils.deleteEventDeltaDirFilter, table,
partitionName).isEmpty());
- // Run a compaction
- if (partitionName == null) {
- CompactorTestUtil.runCompaction(conf, dbName, tableName, compactionType,
true);
- } else {
- CompactorTestUtil.runCompaction(conf, dbName, tableName, compactionType,
true, partitionName);
+ // Run a compaction which uses only merge compactor / query-based
compaction
+ CompactorFactory compactorFactory = mock(CompactorFactory.class);
+ // Return mocked instance of CompactorFactory
+ try (MockedStatic mockedStatic = mockStatic(CompactorFactory.class)) {
+
mockedStatic.when(CompactorFactory::getInstance).thenReturn(compactorFactory);
+ Compactor compactor;
+ List<Compactor> compactorList = new ArrayList<>();
+ if (useFallback) {
+ // Create a mock of merge compactor
+ compactor = mock(MergeCompactor.class);
+ compactorList.add(compactor);
+ if (compactionType == CompactionType.MAJOR) {
+ compactorList.add(new MajorQueryCompactor());
+ } else {
+ compactorList.add(new MinorQueryCompactor());
+ }
+ } else {
+ // Create a mock of major/minor compactor
+ if (compactionType == CompactionType.MAJOR) {
+ compactor = mock(MajorQueryCompactor.class);
+ } else {
+ compactor = mock(MinorQueryCompactor.class);
+ }
+ compactorList.add(new MergeCompactor());
+ compactorList.add(compactor);
+ }
+ // Mocked compaction always returns false
+ when(compactor.run(any(), any(), any(), any(), any(), any(),
any())).thenReturn(false);
+ CompactorChain compactorChain = new CompactorChain(compactorList);
+ // Return mocked compactor chain
+ when(compactorFactory.getCompactor(any(), any(), any(),
any())).thenReturn(compactorChain);
+ if (partitionName == null) {
+ CompactorTestUtil.runCompaction(conf, dbName, tableName,
compactionType, true);
+ } else {
+ CompactorTestUtil.runCompaction(conf, dbName, tableName,
compactionType, true, partitionName);
+ }
Review Comment:
Implemented using spies and made sure we are not creating a compactor chain
again. Fetched the array of compactors using reflection and changed the
compactor objects to corresponding spies.
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