@Test public void testEchoedRow() throws IOException, ExecutionException, InterruptedException { // This test check that EchoedRow doesn't skipp rows: see CASSANDRA-2653 Keyspace keyspace = Keyspace.open(KEYSPACE1); ColumnFamilyStore cfs = keyspace.getColumnFamilyStore("Standard2"); // disable compaction while flushing cfs.disableAutoCompaction(); // Insert 4 keys in two sstables. We need the sstables to have 2 rows // at least to trigger what was causing CASSANDRA-2653 for (int i = 1; i < 5; i++) { DecoratedKey key = Util.dk(String.valueOf(i)); RowMutation rm = new RowMutation(KEYSPACE1, key.key); rm.add( "Standard2", ByteBufferUtil.bytes(String.valueOf(i)), ByteBufferUtil.EMPTY_BYTE_BUFFER, i); rm.apply(); if (i % 2 == 0) cfs.forceBlockingFlush(); } Collection<SSTableReader> toCompact = cfs.getSSTables(); assert toCompact.size() == 2; // Reinserting the same keys. We will compact only the previous sstable, but we need those new // ones // to make sure we use EchoedRow, otherwise it won't be used because purge can be done. for (int i = 1; i < 5; i++) { DecoratedKey key = Util.dk(String.valueOf(i)); RowMutation rm = new RowMutation(KEYSPACE1, key.key); rm.add( "Standard2", ByteBufferUtil.bytes(String.valueOf(i)), ByteBufferUtil.EMPTY_BYTE_BUFFER, i); rm.apply(); } cfs.forceBlockingFlush(); SSTableReader tmpSSTable = null; for (SSTableReader sstable : cfs.getSSTables()) if (!toCompact.contains(sstable)) tmpSSTable = sstable; assert tmpSSTable != null; // Force compaction on first sstables. Since each row is in only one sstable, we will be using // EchoedRow. Util.compact(cfs, toCompact); assertEquals(2, cfs.getSSTables().size()); // Now, we remove the sstable that was just created to force the use of EchoedRow (so that it // doesn't hide the problem) cfs.markObsolete(Collections.singleton(tmpSSTable), OperationType.UNKNOWN); assertEquals(1, cfs.getSSTables().size()); // Now assert we do have the 4 keys assertEquals(4, Util.getRangeSlice(cfs).size()); }
@Test public void testFirstOfType() { Collection<A> collection = new HashSet<A>(); collection.add(new B()); collection.add(new B()); assertTrue(Groups.firstOfType(C.class, collection) == null); assertTrue(collection.contains(Groups.firstOfType(A.class, collection))); assertTrue(collection.contains(Groups.firstOfType(B.class, collection))); }
@Test public void testFirstEmpty() { Collection<String> collection = new HashSet<String>(); assertTrue(Groups.first(collection) == null); collection.add("Hello World"); assertTrue(Groups.first(collection).equals("Hello World")); collection.add("Goodbye World"); assertTrue(collection.contains(Groups.first(collection))); }
private void testDontPurgeAccidentaly(String k, String cfname) throws IOException, ExecutionException, InterruptedException { // This test catches the regression of CASSANDRA-2786 Keyspace keyspace = Keyspace.open(KEYSPACE1); ColumnFamilyStore cfs = keyspace.getColumnFamilyStore(cfname); // disable compaction while flushing cfs.clearUnsafe(); cfs.disableAutoCompaction(); // Add test row DecoratedKey key = Util.dk(k); RowMutation rm = new RowMutation(KEYSPACE1, key.key); rm.add( cfname, CompositeType.build(ByteBufferUtil.bytes("sc"), ByteBufferUtil.bytes("c")), ByteBufferUtil.EMPTY_BYTE_BUFFER, 0); rm.apply(); cfs.forceBlockingFlush(); Collection<SSTableReader> sstablesBefore = cfs.getSSTables(); QueryFilter filter = QueryFilter.getIdentityFilter(key, cfname, System.currentTimeMillis()); assert !(cfs.getColumnFamily(filter).getColumnCount() == 0); // Remove key rm = new RowMutation(KEYSPACE1, key.key); rm.delete(cfname, 2); rm.apply(); ColumnFamily cf = cfs.getColumnFamily(filter); assert cf == null || cf.getColumnCount() == 0 : "should be empty: " + cf; // Sleep one second so that the removal is indeed purgeable even with gcgrace == 0 Thread.sleep(1000); cfs.forceBlockingFlush(); Collection<SSTableReader> sstablesAfter = cfs.getSSTables(); Collection<SSTableReader> toCompact = new ArrayList<SSTableReader>(); for (SSTableReader sstable : sstablesAfter) if (!sstablesBefore.contains(sstable)) toCompact.add(sstable); Util.compact(cfs, toCompact); cf = cfs.getColumnFamily(filter); assert cf == null || cf.getColumnCount() == 0 : "should be empty: " + cf; }
/** Test pending ranges and write endpoints when multiple nodes are on the move simultaneously */ @Test public void testSimultaneousMove() throws UnknownHostException { StorageService ss = StorageService.instance; final int RING_SIZE = 10; TokenMetadata tmd = ss.getTokenMetadata(); tmd.clearUnsafe(); IPartitioner partitioner = RandomPartitioner.instance; VersionedValue.VersionedValueFactory valueFactory = new VersionedValue.VersionedValueFactory(partitioner); ArrayList<Token> endpointTokens = new ArrayList<Token>(); ArrayList<Token> keyTokens = new ArrayList<Token>(); List<InetAddress> hosts = new ArrayList<InetAddress>(); List<UUID> hostIds = new ArrayList<UUID>(); // create a ring or 10 nodes Util.createInitialRing(ss, partitioner, endpointTokens, keyTokens, hosts, hostIds, RING_SIZE); // nodes 6, 8 and 9 leave final int[] LEAVING = new int[] {6, 8, 9}; for (int leaving : LEAVING) ss.onChange( hosts.get(leaving), ApplicationState.STATUS, valueFactory.leaving(Collections.singleton(endpointTokens.get(leaving)))); // boot two new nodes with keyTokens.get(5) and keyTokens.get(7) InetAddress boot1 = InetAddress.getByName("127.0.1.1"); Gossiper.instance.initializeNodeUnsafe(boot1, UUID.randomUUID(), 1); Gossiper.instance.injectApplicationState( boot1, ApplicationState.TOKENS, valueFactory.tokens(Collections.singleton(keyTokens.get(5)))); ss.onChange( boot1, ApplicationState.STATUS, valueFactory.bootstrapping(Collections.<Token>singleton(keyTokens.get(5)))); InetAddress boot2 = InetAddress.getByName("127.0.1.2"); Gossiper.instance.initializeNodeUnsafe(boot2, UUID.randomUUID(), 1); Gossiper.instance.injectApplicationState( boot2, ApplicationState.TOKENS, valueFactory.tokens(Collections.singleton(keyTokens.get(7)))); ss.onChange( boot2, ApplicationState.STATUS, valueFactory.bootstrapping(Collections.<Token>singleton(keyTokens.get(7)))); Collection<InetAddress> endpoints = null; /* don't require test update every time a new keyspace is added to test/conf/cassandra.yaml */ Map<String, AbstractReplicationStrategy> keyspaceStrategyMap = new HashMap<String, AbstractReplicationStrategy>(); for (int i = 1; i <= 4; i++) { keyspaceStrategyMap.put( "LeaveAndBootstrapTestKeyspace" + i, getStrategy("LeaveAndBootstrapTestKeyspace" + i, tmd)); } // pre-calculate the results. Map<String, Multimap<Token, InetAddress>> expectedEndpoints = new HashMap<String, Multimap<Token, InetAddress>>(); expectedEndpoints.put(KEYSPACE1, HashMultimap.<Token, InetAddress>create()); expectedEndpoints.get(KEYSPACE1).putAll(new BigIntegerToken("5"), makeAddrs("127.0.0.2")); expectedEndpoints.get(KEYSPACE1).putAll(new BigIntegerToken("15"), makeAddrs("127.0.0.3")); expectedEndpoints.get(KEYSPACE1).putAll(new BigIntegerToken("25"), makeAddrs("127.0.0.4")); expectedEndpoints.get(KEYSPACE1).putAll(new BigIntegerToken("35"), makeAddrs("127.0.0.5")); expectedEndpoints.get(KEYSPACE1).putAll(new BigIntegerToken("45"), makeAddrs("127.0.0.6")); expectedEndpoints .get(KEYSPACE1) .putAll(new BigIntegerToken("55"), makeAddrs("127.0.0.7", "127.0.0.8", "127.0.1.1")); expectedEndpoints.get(KEYSPACE1).putAll(new BigIntegerToken("65"), makeAddrs("127.0.0.8")); expectedEndpoints .get(KEYSPACE1) .putAll(new BigIntegerToken("75"), makeAddrs("127.0.0.9", "127.0.1.2", "127.0.0.1")); expectedEndpoints .get(KEYSPACE1) .putAll(new BigIntegerToken("85"), makeAddrs("127.0.0.10", "127.0.0.1")); expectedEndpoints.get(KEYSPACE1).putAll(new BigIntegerToken("95"), makeAddrs("127.0.0.1")); expectedEndpoints.put(KEYSPACE2, HashMultimap.<Token, InetAddress>create()); expectedEndpoints.get(KEYSPACE2).putAll(new BigIntegerToken("5"), makeAddrs("127.0.0.2")); expectedEndpoints.get(KEYSPACE2).putAll(new BigIntegerToken("15"), makeAddrs("127.0.0.3")); expectedEndpoints.get(KEYSPACE2).putAll(new BigIntegerToken("25"), makeAddrs("127.0.0.4")); expectedEndpoints.get(KEYSPACE2).putAll(new BigIntegerToken("35"), makeAddrs("127.0.0.5")); expectedEndpoints.get(KEYSPACE2).putAll(new BigIntegerToken("45"), makeAddrs("127.0.0.6")); expectedEndpoints .get(KEYSPACE2) .putAll(new BigIntegerToken("55"), makeAddrs("127.0.0.7", "127.0.0.8", "127.0.1.1")); expectedEndpoints.get(KEYSPACE2).putAll(new BigIntegerToken("65"), makeAddrs("127.0.0.8")); expectedEndpoints .get(KEYSPACE2) .putAll(new BigIntegerToken("75"), makeAddrs("127.0.0.9", "127.0.1.2", "127.0.0.1")); expectedEndpoints .get(KEYSPACE2) .putAll(new BigIntegerToken("85"), makeAddrs("127.0.0.10", "127.0.0.1")); expectedEndpoints.get(KEYSPACE2).putAll(new BigIntegerToken("95"), makeAddrs("127.0.0.1")); expectedEndpoints.put(KEYSPACE3, HashMultimap.<Token, InetAddress>create()); expectedEndpoints .get(KEYSPACE3) .putAll( new BigIntegerToken("5"), makeAddrs("127.0.0.2", "127.0.0.3", "127.0.0.4", "127.0.0.5", "127.0.0.6")); expectedEndpoints .get(KEYSPACE3) .putAll( new BigIntegerToken("15"), makeAddrs( "127.0.0.3", "127.0.0.4", "127.0.0.5", "127.0.0.6", "127.0.0.7", "127.0.1.1", "127.0.0.8")); expectedEndpoints .get(KEYSPACE3) .putAll( new BigIntegerToken("25"), makeAddrs( "127.0.0.4", "127.0.0.5", "127.0.0.6", "127.0.0.7", "127.0.0.8", "127.0.1.2", "127.0.0.1", "127.0.1.1")); expectedEndpoints .get(KEYSPACE3) .putAll( new BigIntegerToken("35"), makeAddrs( "127.0.0.5", "127.0.0.6", "127.0.0.7", "127.0.0.8", "127.0.0.9", "127.0.1.2", "127.0.0.1", "127.0.0.2", "127.0.1.1")); expectedEndpoints .get(KEYSPACE3) .putAll( new BigIntegerToken("45"), makeAddrs( "127.0.0.6", "127.0.0.7", "127.0.0.8", "127.0.0.9", "127.0.0.10", "127.0.1.2", "127.0.0.1", "127.0.0.2", "127.0.1.1", "127.0.0.3")); expectedEndpoints .get(KEYSPACE3) .putAll( new BigIntegerToken("55"), makeAddrs( "127.0.0.7", "127.0.0.8", "127.0.0.9", "127.0.0.10", "127.0.0.1", "127.0.0.2", "127.0.0.3", "127.0.0.4", "127.0.1.1", "127.0.1.2")); expectedEndpoints .get(KEYSPACE3) .putAll( new BigIntegerToken("65"), makeAddrs( "127.0.0.8", "127.0.0.9", "127.0.0.10", "127.0.0.1", "127.0.0.2", "127.0.1.2", "127.0.0.3", "127.0.0.4")); expectedEndpoints .get(KEYSPACE3) .putAll( new BigIntegerToken("75"), makeAddrs( "127.0.0.9", "127.0.0.10", "127.0.0.1", "127.0.0.2", "127.0.0.3", "127.0.1.2", "127.0.0.4", "127.0.0.5")); expectedEndpoints .get(KEYSPACE3) .putAll( new BigIntegerToken("85"), makeAddrs( "127.0.0.10", "127.0.0.1", "127.0.0.2", "127.0.0.3", "127.0.0.4", "127.0.0.5")); expectedEndpoints .get(KEYSPACE3) .putAll( new BigIntegerToken("95"), makeAddrs("127.0.0.1", "127.0.0.2", "127.0.0.3", "127.0.0.4", "127.0.0.5")); expectedEndpoints.put(KEYSPACE4, HashMultimap.<Token, InetAddress>create()); expectedEndpoints .get(KEYSPACE4) .putAll(new BigIntegerToken("5"), makeAddrs("127.0.0.2", "127.0.0.3", "127.0.0.4")); expectedEndpoints .get(KEYSPACE4) .putAll(new BigIntegerToken("15"), makeAddrs("127.0.0.3", "127.0.0.4", "127.0.0.5")); expectedEndpoints .get(KEYSPACE4) .putAll(new BigIntegerToken("25"), makeAddrs("127.0.0.4", "127.0.0.5", "127.0.0.6")); expectedEndpoints .get(KEYSPACE4) .putAll( new BigIntegerToken("35"), makeAddrs("127.0.0.5", "127.0.0.6", "127.0.0.7", "127.0.1.1", "127.0.0.8")); expectedEndpoints .get(KEYSPACE4) .putAll( new BigIntegerToken("45"), makeAddrs( "127.0.0.6", "127.0.0.7", "127.0.0.8", "127.0.1.2", "127.0.0.1", "127.0.1.1")); expectedEndpoints .get(KEYSPACE4) .putAll( new BigIntegerToken("55"), makeAddrs( "127.0.0.7", "127.0.0.8", "127.0.0.9", "127.0.0.1", "127.0.0.2", "127.0.1.1", "127.0.1.2")); expectedEndpoints .get(KEYSPACE4) .putAll( new BigIntegerToken("65"), makeAddrs( "127.0.0.8", "127.0.0.9", "127.0.0.10", "127.0.1.2", "127.0.0.1", "127.0.0.2")); expectedEndpoints .get(KEYSPACE4) .putAll( new BigIntegerToken("75"), makeAddrs( "127.0.0.9", "127.0.0.10", "127.0.0.1", "127.0.1.2", "127.0.0.2", "127.0.0.3")); expectedEndpoints .get(KEYSPACE4) .putAll( new BigIntegerToken("85"), makeAddrs("127.0.0.10", "127.0.0.1", "127.0.0.2", "127.0.0.3")); expectedEndpoints .get(KEYSPACE4) .putAll(new BigIntegerToken("95"), makeAddrs("127.0.0.1", "127.0.0.2", "127.0.0.3")); PendingRangeCalculatorService.instance.blockUntilFinished(); for (Map.Entry<String, AbstractReplicationStrategy> keyspaceStrategy : keyspaceStrategyMap.entrySet()) { String keyspaceName = keyspaceStrategy.getKey(); AbstractReplicationStrategy strategy = keyspaceStrategy.getValue(); for (int i = 0; i < keyTokens.size(); i++) { endpoints = tmd.getWriteEndpoints( keyTokens.get(i), keyspaceName, strategy.getNaturalEndpoints(keyTokens.get(i))); assertEquals( expectedEndpoints.get(keyspaceName).get(keyTokens.get(i)).size(), endpoints.size()); assertTrue( expectedEndpoints.get(keyspaceName).get(keyTokens.get(i)).containsAll(endpoints)); } // just to be sure that things still work according to the old tests, run them: if (strategy.getReplicationFactor() != 3) continue; // tokens 5, 15 and 25 should go three nodes for (int i = 0; i < 3; ++i) { endpoints = tmd.getWriteEndpoints( keyTokens.get(i), keyspaceName, strategy.getNaturalEndpoints(keyTokens.get(i))); assertEquals(3, endpoints.size()); assertTrue(endpoints.contains(hosts.get(i + 1))); assertTrue(endpoints.contains(hosts.get(i + 2))); assertTrue(endpoints.contains(hosts.get(i + 3))); } // token 35 should go to nodes 4, 5, 6, 7 and boot1 endpoints = tmd.getWriteEndpoints( keyTokens.get(3), keyspaceName, strategy.getNaturalEndpoints(keyTokens.get(3))); assertEquals(5, endpoints.size()); assertTrue(endpoints.contains(hosts.get(4))); assertTrue(endpoints.contains(hosts.get(5))); assertTrue(endpoints.contains(hosts.get(6))); assertTrue(endpoints.contains(hosts.get(7))); assertTrue(endpoints.contains(boot1)); // token 45 should go to nodes 5, 6, 7, 0, boot1 and boot2 endpoints = tmd.getWriteEndpoints( keyTokens.get(4), keyspaceName, strategy.getNaturalEndpoints(keyTokens.get(4))); assertEquals(6, endpoints.size()); assertTrue(endpoints.contains(hosts.get(5))); assertTrue(endpoints.contains(hosts.get(6))); assertTrue(endpoints.contains(hosts.get(7))); assertTrue(endpoints.contains(hosts.get(0))); assertTrue(endpoints.contains(boot1)); assertTrue(endpoints.contains(boot2)); // token 55 should go to nodes 6, 7, 8, 0, 1, boot1 and boot2 endpoints = tmd.getWriteEndpoints( keyTokens.get(5), keyspaceName, strategy.getNaturalEndpoints(keyTokens.get(5))); assertEquals(7, endpoints.size()); assertTrue(endpoints.contains(hosts.get(6))); assertTrue(endpoints.contains(hosts.get(7))); assertTrue(endpoints.contains(hosts.get(8))); assertTrue(endpoints.contains(hosts.get(0))); assertTrue(endpoints.contains(hosts.get(1))); assertTrue(endpoints.contains(boot1)); assertTrue(endpoints.contains(boot2)); // token 65 should go to nodes 7, 8, 9, 0, 1 and boot2 endpoints = tmd.getWriteEndpoints( keyTokens.get(6), keyspaceName, strategy.getNaturalEndpoints(keyTokens.get(6))); assertEquals(6, endpoints.size()); assertTrue(endpoints.contains(hosts.get(7))); assertTrue(endpoints.contains(hosts.get(8))); assertTrue(endpoints.contains(hosts.get(9))); assertTrue(endpoints.contains(hosts.get(0))); assertTrue(endpoints.contains(hosts.get(1))); assertTrue(endpoints.contains(boot2)); // token 75 should to go nodes 8, 9, 0, 1, 2 and boot2 endpoints = tmd.getWriteEndpoints( keyTokens.get(7), keyspaceName, strategy.getNaturalEndpoints(keyTokens.get(7))); assertEquals(6, endpoints.size()); assertTrue(endpoints.contains(hosts.get(8))); assertTrue(endpoints.contains(hosts.get(9))); assertTrue(endpoints.contains(hosts.get(0))); assertTrue(endpoints.contains(hosts.get(1))); assertTrue(endpoints.contains(hosts.get(2))); assertTrue(endpoints.contains(boot2)); // token 85 should go to nodes 9, 0, 1 and 2 endpoints = tmd.getWriteEndpoints( keyTokens.get(8), keyspaceName, strategy.getNaturalEndpoints(keyTokens.get(8))); assertEquals(4, endpoints.size()); assertTrue(endpoints.contains(hosts.get(9))); assertTrue(endpoints.contains(hosts.get(0))); assertTrue(endpoints.contains(hosts.get(1))); assertTrue(endpoints.contains(hosts.get(2))); // token 95 should go to nodes 0, 1 and 2 endpoints = tmd.getWriteEndpoints( keyTokens.get(9), keyspaceName, strategy.getNaturalEndpoints(keyTokens.get(9))); assertEquals(3, endpoints.size()); assertTrue(endpoints.contains(hosts.get(0))); assertTrue(endpoints.contains(hosts.get(1))); assertTrue(endpoints.contains(hosts.get(2))); } // Now finish node 6 and node 9 leaving, as well as boot1 (after this node 8 is still // leaving and boot2 in progress ss.onChange( hosts.get(LEAVING[0]), ApplicationState.STATUS, valueFactory.left( Collections.singleton(endpointTokens.get(LEAVING[0])), Gossiper.computeExpireTime())); ss.onChange( hosts.get(LEAVING[2]), ApplicationState.STATUS, valueFactory.left( Collections.singleton(endpointTokens.get(LEAVING[2])), Gossiper.computeExpireTime())); ss.onChange( boot1, ApplicationState.STATUS, valueFactory.normal(Collections.singleton(keyTokens.get(5)))); // adjust precalcuated results. this changes what the epected endpoints are. expectedEndpoints .get(KEYSPACE1) .get(new BigIntegerToken("55")) .removeAll(makeAddrs("127.0.0.7", "127.0.0.8")); expectedEndpoints .get(KEYSPACE1) .get(new BigIntegerToken("85")) .removeAll(makeAddrs("127.0.0.10")); expectedEndpoints .get(KEYSPACE2) .get(new BigIntegerToken("55")) .removeAll(makeAddrs("127.0.0.7", "127.0.0.8")); expectedEndpoints .get(KEYSPACE2) .get(new BigIntegerToken("85")) .removeAll(makeAddrs("127.0.0.10")); expectedEndpoints .get(KEYSPACE3) .get(new BigIntegerToken("15")) .removeAll(makeAddrs("127.0.0.7", "127.0.0.8")); expectedEndpoints .get(KEYSPACE3) .get(new BigIntegerToken("25")) .removeAll(makeAddrs("127.0.0.7", "127.0.1.2", "127.0.0.1")); expectedEndpoints .get(KEYSPACE3) .get(new BigIntegerToken("35")) .removeAll(makeAddrs("127.0.0.7", "127.0.0.2")); expectedEndpoints .get(KEYSPACE3) .get(new BigIntegerToken("45")) .removeAll(makeAddrs("127.0.0.7", "127.0.0.10", "127.0.0.3")); expectedEndpoints .get(KEYSPACE3) .get(new BigIntegerToken("55")) .removeAll(makeAddrs("127.0.0.7", "127.0.0.10", "127.0.0.4")); expectedEndpoints .get(KEYSPACE3) .get(new BigIntegerToken("65")) .removeAll(makeAddrs("127.0.0.10")); expectedEndpoints .get(KEYSPACE3) .get(new BigIntegerToken("75")) .removeAll(makeAddrs("127.0.0.10")); expectedEndpoints .get(KEYSPACE3) .get(new BigIntegerToken("85")) .removeAll(makeAddrs("127.0.0.10")); expectedEndpoints .get(KEYSPACE4) .get(new BigIntegerToken("35")) .removeAll(makeAddrs("127.0.0.7", "127.0.0.8")); expectedEndpoints .get(KEYSPACE4) .get(new BigIntegerToken("45")) .removeAll(makeAddrs("127.0.0.7", "127.0.1.2", "127.0.0.1")); expectedEndpoints .get(KEYSPACE4) .get(new BigIntegerToken("55")) .removeAll(makeAddrs("127.0.0.2", "127.0.0.7")); expectedEndpoints .get(KEYSPACE4) .get(new BigIntegerToken("65")) .removeAll(makeAddrs("127.0.0.10")); expectedEndpoints .get(KEYSPACE4) .get(new BigIntegerToken("75")) .removeAll(makeAddrs("127.0.0.10")); expectedEndpoints .get(KEYSPACE4) .get(new BigIntegerToken("85")) .removeAll(makeAddrs("127.0.0.10")); PendingRangeCalculatorService.instance.blockUntilFinished(); for (Map.Entry<String, AbstractReplicationStrategy> keyspaceStrategy : keyspaceStrategyMap.entrySet()) { String keyspaceName = keyspaceStrategy.getKey(); AbstractReplicationStrategy strategy = keyspaceStrategy.getValue(); for (int i = 0; i < keyTokens.size(); i++) { endpoints = tmd.getWriteEndpoints( keyTokens.get(i), keyspaceName, strategy.getNaturalEndpoints(keyTokens.get(i))); assertEquals( expectedEndpoints.get(keyspaceName).get(keyTokens.get(i)).size(), endpoints.size()); assertTrue( expectedEndpoints.get(keyspaceName).get(keyTokens.get(i)).containsAll(endpoints)); } if (strategy.getReplicationFactor() != 3) continue; // leave this stuff in to guarantee the old tests work the way they were supposed to. // tokens 5, 15 and 25 should go three nodes for (int i = 0; i < 3; ++i) { endpoints = tmd.getWriteEndpoints( keyTokens.get(i), keyspaceName, strategy.getNaturalEndpoints(keyTokens.get(i))); assertEquals(3, endpoints.size()); assertTrue(endpoints.contains(hosts.get(i + 1))); assertTrue(endpoints.contains(hosts.get(i + 2))); assertTrue(endpoints.contains(hosts.get(i + 3))); } // token 35 goes to nodes 4, 5 and boot1 endpoints = tmd.getWriteEndpoints( keyTokens.get(3), keyspaceName, strategy.getNaturalEndpoints(keyTokens.get(3))); assertEquals(3, endpoints.size()); assertTrue(endpoints.contains(hosts.get(4))); assertTrue(endpoints.contains(hosts.get(5))); assertTrue(endpoints.contains(boot1)); // token 45 goes to nodes 5, boot1 and node7 endpoints = tmd.getWriteEndpoints( keyTokens.get(4), keyspaceName, strategy.getNaturalEndpoints(keyTokens.get(4))); assertEquals(3, endpoints.size()); assertTrue(endpoints.contains(hosts.get(5))); assertTrue(endpoints.contains(boot1)); assertTrue(endpoints.contains(hosts.get(7))); // token 55 goes to boot1, 7, boot2, 8 and 0 endpoints = tmd.getWriteEndpoints( keyTokens.get(5), keyspaceName, strategy.getNaturalEndpoints(keyTokens.get(5))); assertEquals(5, endpoints.size()); assertTrue(endpoints.contains(boot1)); assertTrue(endpoints.contains(hosts.get(7))); assertTrue(endpoints.contains(boot2)); assertTrue(endpoints.contains(hosts.get(8))); assertTrue(endpoints.contains(hosts.get(0))); // token 65 goes to nodes 7, boot2, 8, 0 and 1 endpoints = tmd.getWriteEndpoints( keyTokens.get(6), keyspaceName, strategy.getNaturalEndpoints(keyTokens.get(6))); assertEquals(5, endpoints.size()); assertTrue(endpoints.contains(hosts.get(7))); assertTrue(endpoints.contains(boot2)); assertTrue(endpoints.contains(hosts.get(8))); assertTrue(endpoints.contains(hosts.get(0))); assertTrue(endpoints.contains(hosts.get(1))); // token 75 goes to nodes boot2, 8, 0, 1 and 2 endpoints = tmd.getWriteEndpoints( keyTokens.get(7), keyspaceName, strategy.getNaturalEndpoints(keyTokens.get(7))); assertEquals(5, endpoints.size()); assertTrue(endpoints.contains(boot2)); assertTrue(endpoints.contains(hosts.get(8))); assertTrue(endpoints.contains(hosts.get(0))); assertTrue(endpoints.contains(hosts.get(1))); assertTrue(endpoints.contains(hosts.get(2))); // token 85 goes to nodes 0, 1 and 2 endpoints = tmd.getWriteEndpoints( keyTokens.get(8), keyspaceName, strategy.getNaturalEndpoints(keyTokens.get(8))); assertEquals(3, endpoints.size()); assertTrue(endpoints.contains(hosts.get(0))); assertTrue(endpoints.contains(hosts.get(1))); assertTrue(endpoints.contains(hosts.get(2))); // token 95 goes to nodes 0, 1 and 2 endpoints = tmd.getWriteEndpoints( keyTokens.get(9), keyspaceName, strategy.getNaturalEndpoints(keyTokens.get(9))); assertEquals(3, endpoints.size()); assertTrue(endpoints.contains(hosts.get(0))); assertTrue(endpoints.contains(hosts.get(1))); assertTrue(endpoints.contains(hosts.get(2))); } }