MarvinCai commented on a change in pull request #10326:
URL: https://github.com/apache/pulsar/pull/10326#discussion_r629472720
##########
File path:
managed-ledger/src/test/java/org/apache/bookkeeper/mledger/impl/ManagedLedgerTest.java
##########
@@ -2917,4 +2916,59 @@ public void testManagedLedgerRollOverIfFull() throws
Exception {
Assert.assertEquals(ledger.getLedgersInfoAsList().size(), 1);
Assert.assertEquals(ledger.getTotalSize(), 0);
}
+
+ @Test(timeOut = 20000)
+ public void testAsyncTruncateLedgerRetention() throws Exception {
+
+ ManagedLedgerFactory factory = new ManagedLedgerFactoryImpl(bkc,
bkc.getZkHandle());
+ ManagedLedgerConfig config = new ManagedLedgerConfig();
+ config.setRetentionSizeInMB(50);
+ config.setRetentionTime(1, TimeUnit.DAYS);
+
+ ManagedLedgerImpl ledger =
(ManagedLedgerImpl)factory.open("truncate_ledger", config);
+ ManagedCursor cursor = ledger.openCursor("test-cursor");
+ ledger.addEntry("test-entry-1".getBytes(Encoding));
+ ledger.addEntry("test-entry-1".getBytes(Encoding));
+ ledger.addEntry("test-entry-1".getBytes(Encoding));
+ ledger.addEntry("test-entry-1".getBytes(Encoding));
+ ledger.addEntry("test-entry-1".getBytes(Encoding));
+
+ ledger.close();
+ ManagedLedgerImpl ledger2 =
(ManagedLedgerImpl)factory.open("truncate_ledger", config);
+ ledger2.addEntry("test-entry-2".getBytes(Encoding));
+
+
+ CompletableFuture<Void> future = ledger2.asyncTruncate();
+ future.get();
+
+ assertTrue(ledger2.getLedgersInfoAsList().size() <= 1);
Review comment:
can we use setMaxEntriesPerLedger to make managedLedger create new
ledger so even current ledger won't be deleted, we can see older ledgers get
removed?
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