private void testAppend(String bpid, FsDatasetImpl dataSet, ExtendedBlock[] blocks) throws IOException { long newGS = blocks[FINALIZED].getGenerationStamp() + 1; final FsVolumeImpl v = (FsVolumeImpl) dataSet.volumeMap.get(bpid, blocks[FINALIZED].getLocalBlock()).getVolume(); long available = v.getCapacity() - v.getDfsUsed(); long expectedLen = blocks[FINALIZED].getNumBytes(); try { v.decDfsUsed(bpid, -available); blocks[FINALIZED].setNumBytes(expectedLen + 100); dataSet.append(blocks[FINALIZED], newGS, expectedLen); Assert.fail("Should not have space to append to an RWR replica" + blocks[RWR]); } catch (DiskOutOfSpaceException e) { Assert.assertTrue(e.getMessage().startsWith("Insufficient space for appending to ")); } v.decDfsUsed(bpid, available); blocks[FINALIZED].setNumBytes(expectedLen); newGS = blocks[RBW].getGenerationStamp() + 1; dataSet.append(blocks[FINALIZED], newGS, blocks[FINALIZED].getNumBytes()); // successful blocks[FINALIZED].setGenerationStamp(newGS); try { dataSet.append( blocks[TEMPORARY], blocks[TEMPORARY].getGenerationStamp() + 1, blocks[TEMPORARY].getNumBytes()); Assert.fail("Should not have appended to a temporary replica " + blocks[TEMPORARY]); } catch (ReplicaNotFoundException e) { Assert.assertEquals( ReplicaNotFoundException.UNFINALIZED_REPLICA + blocks[TEMPORARY], e.getMessage()); } try { dataSet.append(blocks[RBW], blocks[RBW].getGenerationStamp() + 1, blocks[RBW].getNumBytes()); Assert.fail("Should not have appended to an RBW replica" + blocks[RBW]); } catch (ReplicaNotFoundException e) { Assert.assertEquals( ReplicaNotFoundException.UNFINALIZED_REPLICA + blocks[RBW], e.getMessage()); } try { dataSet.append(blocks[RWR], blocks[RWR].getGenerationStamp() + 1, blocks[RBW].getNumBytes()); Assert.fail("Should not have appended to an RWR replica" + blocks[RWR]); } catch (ReplicaNotFoundException e) { Assert.assertEquals( ReplicaNotFoundException.UNFINALIZED_REPLICA + blocks[RWR], e.getMessage()); } try { dataSet.append(blocks[RUR], blocks[RUR].getGenerationStamp() + 1, blocks[RUR].getNumBytes()); Assert.fail("Should not have appended to an RUR replica" + blocks[RUR]); } catch (ReplicaNotFoundException e) { Assert.assertEquals( ReplicaNotFoundException.UNFINALIZED_REPLICA + blocks[RUR], e.getMessage()); } try { dataSet.append( blocks[NON_EXISTENT], blocks[NON_EXISTENT].getGenerationStamp(), blocks[NON_EXISTENT].getNumBytes()); Assert.fail("Should not have appended to a non-existent replica " + blocks[NON_EXISTENT]); } catch (ReplicaNotFoundException e) { Assert.assertEquals( ReplicaNotFoundException.NON_EXISTENT_REPLICA + blocks[NON_EXISTENT], e.getMessage()); } newGS = blocks[FINALIZED].getGenerationStamp() + 1; dataSet.recoverAppend(blocks[FINALIZED], newGS, blocks[FINALIZED].getNumBytes()); // successful blocks[FINALIZED].setGenerationStamp(newGS); try { dataSet.recoverAppend( blocks[TEMPORARY], blocks[TEMPORARY].getGenerationStamp() + 1, blocks[TEMPORARY].getNumBytes()); Assert.fail("Should not have appended to a temporary replica " + blocks[TEMPORARY]); } catch (ReplicaNotFoundException e) { Assert.assertTrue( e.getMessage().startsWith(ReplicaNotFoundException.UNFINALIZED_AND_NONRBW_REPLICA)); } newGS = blocks[RBW].getGenerationStamp() + 1; dataSet.recoverAppend(blocks[RBW], newGS, blocks[RBW].getNumBytes()); blocks[RBW].setGenerationStamp(newGS); try { dataSet.recoverAppend( blocks[RWR], blocks[RWR].getGenerationStamp() + 1, blocks[RBW].getNumBytes()); Assert.fail("Should not have appended to an RWR replica" + blocks[RWR]); } catch (ReplicaNotFoundException e) { Assert.assertTrue( e.getMessage().startsWith(ReplicaNotFoundException.UNFINALIZED_AND_NONRBW_REPLICA)); } try { dataSet.recoverAppend( blocks[RUR], blocks[RUR].getGenerationStamp() + 1, blocks[RUR].getNumBytes()); Assert.fail("Should not have appended to an RUR replica" + blocks[RUR]); } catch (ReplicaNotFoundException e) { Assert.assertTrue( e.getMessage().startsWith(ReplicaNotFoundException.UNFINALIZED_AND_NONRBW_REPLICA)); } try { dataSet.recoverAppend( blocks[NON_EXISTENT], blocks[NON_EXISTENT].getGenerationStamp(), blocks[NON_EXISTENT].getNumBytes()); Assert.fail("Should not have appended to a non-existent replica " + blocks[NON_EXISTENT]); } catch (ReplicaNotFoundException e) { Assert.assertTrue(e.getMessage().startsWith(ReplicaNotFoundException.NON_EXISTENT_REPLICA)); } }