GeorgeJahad commented on code in PR #3981:
URL: https://github.com/apache/ozone/pull/3981#discussion_r1035306922
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hadoop-hdds/rocksdb-checkpoint-differ/src/test/java/org/apache/ozone/rocksdiff/TestRocksDBCheckpointDiffer.java:
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@@ -90,8 +97,141 @@ public static void init() {
GenericTestUtils.setLogLevel(TestRocksDBCheckpointDiffer.LOG, Level.INFO);
}
+ /**
+ * Tests core SST diff list logic. Does not involve DB.
+ * Focuses on testing edge cases in internalGetSSTDiffList().
+ */
@Test
- void testMain() throws Exception {
+ void testGetSSTDiffListWithoutDB() {
+
+ RocksDBCheckpointDiffer differ = new RocksDBCheckpointDiffer();
+
+ // Construct DAG from compaction log input
+ final String compactionLog1 = ""
+ + "S 1000 df6410c7-151b-4e90-870e-5ef12875acd5\n" // Snapshot 0
+ + "C 000001,000002:000062\n"
+ // Additional "compaction" to trigger and test early exit condition
+ + "S 3008 ef6410c7-151b-4e90-870e-5ef12875acd5\n" // Snapshot 1
+ + "C 000068,000062:000069\n" // Regular compaction
+ + "C 000071,000064,000060,000052:000071,000064,000060,000052\n"
+ // Trivial move
+ + "C 000073,000066:000074\n"
+ + "C 000082,000076,000069:000083\n"
+ + "C 000087,000080,000074:000088\n"
+ + "C 000093,000090,000083:\n" // Deletion ?
+ + "S 14980 e7ad72f8-52df-4430-93f6-0ee91d4a47fd\n" // Snapshot 2
+ + "C 000098,000096,000085,000078,000071,000064,000060,000052:000099\n"
+ + "C 000105,000095,000088:000107\n"
Review Comment:
This line is right before the creation of snapshot 3, and compacts 3 sst
files into "107". But in snapSST3 below I don't see 107 and do see the
precompacted files. Am I misunderstanding something?
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