jihoonson commented on a change in pull request #9441: Improve
OvershadowableManager performance
URL: https://github.com/apache/druid/pull/9441#discussion_r390013562
##########
File path:
core/src/test/java/org/apache/druid/timeline/partition/OvershadowableManagerTest.java
##########
@@ -63,6 +64,57 @@ public void setup()
expectedStandbyChunks = new ArrayList<>();
}
+ @Test
+ public void testCopyVisible()
+ {
+ // chunks of partition id 0 and 1
+ manager.addChunk(newRootChunk());
+ manager.addChunk(newRootChunk());
+
+ // chunks to overshadow the partition id range [0, 2)
+ manager.addChunk(newNonRootChunk(0, 2, 1, 3));
+ manager.addChunk(newNonRootChunk(0, 2, 1, 3));
+ manager.addChunk(newNonRootChunk(0, 2, 1, 3));
+
+ // chunks of partition id 3 and 4
+ manager.addChunk(newRootChunk());
+ manager.addChunk(newRootChunk());
+
+ // standby chunk
+ manager.addChunk(newNonRootChunk(2, 4, 1, 3));
+
+ OvershadowableManager<OvershadowableInteger> copy =
OvershadowableManager.copyVisible(manager);
+ Assert.assertTrue(copy.getOvershadowedChunks().isEmpty());
+ Assert.assertTrue(copy.getStandbyChunks().isEmpty());
+ Assert.assertEquals(
+ Lists.newArrayList(manager.visibleChunksIterator()),
+ Lists.newArrayList(copy.visibleChunksIterator())
+ );
+ }
+
+ @Test
+ public void testDeepCopy()
+ {
+ // chunks of partition id 0 and 1
+ manager.addChunk(newRootChunk());
+ manager.addChunk(newRootChunk());
+
+ // chunks to overshadow the partition id range [0, 2)
+ manager.addChunk(newNonRootChunk(0, 2, 1, 3));
+ manager.addChunk(newNonRootChunk(0, 2, 1, 3));
+ manager.addChunk(newNonRootChunk(0, 2, 1, 3));
+
+ // chunks of partition id 3 and 4
+ manager.addChunk(newRootChunk());
+ manager.addChunk(newRootChunk());
+
+ // standby chunk
+ manager.addChunk(newNonRootChunk(2, 4, 1, 3));
+
+ OvershadowableManager<OvershadowableInteger> copy =
OvershadowableManager.deepCopy(manager);
+ Assert.assertEquals(manager, copy);
+ }
+
Review comment:
Oops, added tests for OvershadowableManager and AtomicUpdateGroup.
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