[BUG] Fix flaky testLedgerOpenAfterBKCrashed - #2337
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### Motivation `BookieFailureTest#testLedgerOpenAfterBKCrashed` is a flaky test case, it cause some pr failed. ``` org.apache.bookkeeper.client.BKException$BKLedgerRecoveryException: Error while recovering ledger at org.apache.bookkeeper.client.SyncCallbackUtils.finish(SyncCallbackUtils.java:83) at org.apache.bookkeeper.client.SyncCallbackUtils$SyncOpenCallback.openComplete(SyncCallbackUtils.java:157) at org.apache.bookkeeper.client.LedgerOpenOp.openComplete(LedgerOpenOp.java:232) at org.apache.bookkeeper.client.LedgerOpenOp$1.safeOperationComplete(LedgerOpenOp.java:201) at org.apache.bookkeeper.client.LedgerOpenOp$1.safeOperationComplete(LedgerOpenOp.java:193) at org.apache.bookkeeper.util.OrderedGenericCallback.operationComplete(OrderedGenericCallback.java:62) at org.apache.bookkeeper.proto.BookkeeperInternalCallbacks$TimedGenericCallback.operationComplete(BookkeeperInternalCallbacks.java:189) at org.apache.bookkeeper.client.ReadOnlyLedgerHandle.lambda$recover$5(ReadOnlyLedgerHandle.java:295) at java.util.concurrent.CompletableFuture.uniWhenComplete(CompletableFuture.java:760) at java.util.concurrent.CompletableFuture$UniWhenComplete.tryFire(CompletableFuture.java:736) at java.util.concurrent.CompletableFuture.postComplete(CompletableFuture.java:474) at java.util.concurrent.CompletableFuture.completeExceptionally(CompletableFuture.java:1977) at org.apache.bookkeeper.client.LedgerRecoveryOp.submitCallback(LedgerRecoveryOp.java:136) at org.apache.bookkeeper.client.LedgerRecoveryOp.onEntryComplete(LedgerRecoveryOp.java:202) at org.apache.bookkeeper.client.ListenerBasedPendingReadOp.submitCallback(ListenerBasedPendingReadOp.java:67) at org.apache.bookkeeper.client.PendingReadOp$LedgerEntryRequest.fail(PendingReadOp.java:170) at org.apache.bookkeeper.client.PendingReadOp$SequenceReadRequest.sendNextRead(PendingReadOp.java:392) at org.apache.bookkeeper.client.PendingReadOp$SequenceReadRequest.logErrorAndReattemptRead(PendingReadOp.java:435) at org.apache.bookkeeper.client.PendingReadOp.readEntryComplete(PendingReadOp.java:581) at org.apache.bookkeeper.proto.BookieClientImpl$2.safeRun(BookieClientImpl.java:369) at org.apache.bookkeeper.common.util.SafeRunnable.run(SafeRunnable.java:36) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30) at java.lang.Thread.run(Thread.java:748) ```  ### Changes Test case should cover following situation, which shutdown any one of bookies, and try to open ledger with no bookie recovery. ``` Bookies: 4 ensSize: 3 writeQuorumSize: 2 ackQuorumSize: 2 ``` Reviewers: Enrico Olivelli <eolivelli@gmail.com> This closes apache#2337 from lamber-ken/bk-fix-wrong-test
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Motivation
BookieFailureTest#testLedgerOpenAfterBKCrashedis a flaky test case, it cause some pr failed.Changes
Test case should cover following situation, which shutdown any one of bookies, and try to open ledger with no bookie recovery.