Package org.apache.hadoop.test.GenericTestUtils

Examples of org.apache.hadoop.test.GenericTestUtils.DelayAnswer.proceed()

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        // give the cancel call time to run
        Thread.sleep(500);
       
        // allow saveNamespace to proceed - it should check the cancel flag after
        // this point and throw an exception
        delayer.proceed();

        cancelFuture.get();
        saverFuture.get();
        fail("saveNamespace did not fail even though cancelled!");
      } catch (Throwable t) {
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      IOUtils.closeStream(out);
    }

    // Now that the stream is closed, the NN will have the block in COMPLETE
    // state.
    delayer.proceed();
    brFinished.await();

    // Verify that no replicas are marked corrupt, and that the
    // file is still readable.
    BlockManagerTestUtil.updateState(nn.getNamesystem().getBlockManager());
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    // Make sure that the checkpoint is still going on, implying that the client
    // RPC to the SBN happened during the checkpoint.
    assertTrue("SBN should have still been checkpointing.",
        answerer.getFireCount() == 1 && answerer.getResultCount() == 0);
    answerer.proceed();
    answerer.waitForResult();
    assertTrue("SBN should have finished checkpointing.",
        answerer.getFireCount() == 1 && answerer.getResultCount() == 1);
  }
 
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    // Make sure that the checkpoint is still going on, implying that the client
    // RPC to the SBN happened during the checkpoint.
    assertTrue("SBN should have still been checkpointing.",
        answerer.getFireCount() == 1 && answerer.getResultCount() == 0);
    answerer.proceed();
    answerer.waitForResult();
    assertTrue("SBN should have finished checkpointing.",
        answerer.getFireCount() == 1 && answerer.getResultCount() == 1);
   
    t.join();
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      // Now make the second checkpointer run an entire checkpoint
      secondary2.doCheckpoint();
     
      // Let the first one finish
      delayer.proceed();
     
      // It should have succeeded even though another checkpoint raced with it.
      checkpointThread.join();
      checkpointThread.propagateExceptions();
     
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      // NN should have now received fsimage_4
      NNStorage storage = cluster.getNameNode().getFSImage().getStorage();
      assertEquals(4, storage.getMostRecentCheckpointTxId());
     
      // Let the first one finish
      delayer.proceed();
     
      // Letting the first node continue, it should try to upload the
      // same image, and gracefully ignore it, while logging an
      // error message.
      checkpointThread.join();
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      // Now make the second checkpointer run an entire checkpoint
      secondary2.doCheckpoint();
     
      // Let the first one finish
      delayer.proceed();
     
      // It should have succeeded even though another checkpoint raced with it.
      checkpointThread.join();
      checkpointThread.propagateExceptions();
     
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      // NN should have now received fsimage_4
      NNStorage storage = cluster.getNameNode().getFSImage().getStorage();
      assertEquals(4, storage.getMostRecentCheckpointTxId());
     
      // Let the first one finish
      delayer.proceed();
     
      // Letting the first node continue, it should try to upload the
      // same image, and gracefully ignore it, while logging an
      // error message.
      checkpointThread.join();
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        // give the cancel call time to run
        Thread.sleep(500);
       
        // allow saveNamespace to proceed - it should check the cancel flag after
        // this point and throw an exception
        delayer.proceed();

        cancelFuture.get();
        saverFuture.get();
        fail("saveNamespace did not fail even though cancelled!");
      } catch (Throwable t) {
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      IOUtils.closeStream(out);
    }

    // Now that the stream is closed, the NN will have the block in COMPLETE
    // state.
    delayer.proceed();
    brFinished.await();
   
    // Verify that no replicas are marked corrupt, and that the
    // file is still readable.
    BlockManagerTestUtil.updateState(nn.getNamesystem().getBlockManager());
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