Bug 8885: Fix DistributedShardedDOMDataTree initialization
[controller.git] / opendaylight / md-sal / sal-distributed-datastore / src / test / java / org / opendaylight / controller / cluster / sharding / DistributedShardedDOMDataTreeTest.java
1 /*
2  * Copyright (c) 2016 Cisco Systems, Inc. and others.  All rights reserved.
3  *
4  * This program and the accompanying materials are made available under the
5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
6  * and is available at http://www.eclipse.org/legal/epl-v10.html
7  */
8
9 package org.opendaylight.controller.cluster.sharding;
10
11 import static org.junit.Assert.assertEquals;
12 import static org.junit.Assert.assertNotNull;
13 import static org.junit.Assert.assertTrue;
14 import static org.mockito.Matchers.anyCollection;
15 import static org.mockito.Matchers.anyMap;
16 import static org.mockito.Mockito.doNothing;
17 import static org.mockito.Mockito.doReturn;
18 import static org.mockito.Mockito.mock;
19 import static org.mockito.Mockito.timeout;
20 import static org.mockito.Mockito.verify;
21 import static org.mockito.Mockito.verifyNoMoreInteractions;
22 import static org.opendaylight.controller.cluster.datastore.IntegrationTestKit.findLocalShard;
23 import static org.opendaylight.controller.cluster.datastore.IntegrationTestKit.waitUntilShardIsDown;
24
25 import akka.actor.ActorRef;
26 import akka.actor.ActorSystem;
27 import akka.actor.Address;
28 import akka.actor.AddressFromURIString;
29 import akka.actor.Props;
30 import akka.cluster.Cluster;
31 import akka.testkit.JavaTestKit;
32 import com.google.common.base.Optional;
33 import com.google.common.collect.Lists;
34 import com.google.common.util.concurrent.CheckedFuture;
35 import com.typesafe.config.ConfigFactory;
36 import java.util.ArrayList;
37 import java.util.Collection;
38 import java.util.Collections;
39 import java.util.List;
40 import java.util.Map;
41 import java.util.Set;
42 import java.util.concurrent.CompletionStage;
43 import java.util.concurrent.TimeUnit;
44 import org.junit.After;
45 import org.junit.Assert;
46 import org.junit.Before;
47 import org.junit.Ignore;
48 import org.junit.Test;
49 import org.mockito.ArgumentCaptor;
50 import org.mockito.Captor;
51 import org.mockito.Mockito;
52 import org.mockito.MockitoAnnotations;
53 import org.opendaylight.controller.cluster.ActorSystemProvider;
54 import org.opendaylight.controller.cluster.access.concepts.MemberName;
55 import org.opendaylight.controller.cluster.databroker.actors.dds.ClientLocalHistory;
56 import org.opendaylight.controller.cluster.databroker.actors.dds.ClientTransaction;
57 import org.opendaylight.controller.cluster.databroker.actors.dds.DataStoreClient;
58 import org.opendaylight.controller.cluster.databroker.actors.dds.SimpleDataStoreClientActor;
59 import org.opendaylight.controller.cluster.datastore.AbstractTest;
60 import org.opendaylight.controller.cluster.datastore.DatastoreContext;
61 import org.opendaylight.controller.cluster.datastore.DatastoreContext.Builder;
62 import org.opendaylight.controller.cluster.datastore.DistributedDataStore;
63 import org.opendaylight.controller.cluster.datastore.IntegrationTestKit;
64 import org.opendaylight.controller.cluster.datastore.utils.ActorContext;
65 import org.opendaylight.controller.cluster.datastore.utils.ClusterUtils;
66 import org.opendaylight.controller.cluster.dom.api.CDSDataTreeProducer;
67 import org.opendaylight.controller.cluster.dom.api.CDSShardAccess;
68 import org.opendaylight.controller.cluster.raft.utils.InMemoryJournal;
69 import org.opendaylight.controller.cluster.raft.utils.InMemorySnapshotStore;
70 import org.opendaylight.controller.cluster.sharding.DistributedShardFactory.DistributedShardRegistration;
71 import org.opendaylight.controller.md.cluster.datastore.model.SchemaContextHelper;
72 import org.opendaylight.controller.md.cluster.datastore.model.TestModel;
73 import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
74 import org.opendaylight.mdsal.common.api.TransactionCommitFailedException;
75 import org.opendaylight.mdsal.dom.api.DOMDataTreeCursorAwareTransaction;
76 import org.opendaylight.mdsal.dom.api.DOMDataTreeIdentifier;
77 import org.opendaylight.mdsal.dom.api.DOMDataTreeListener;
78 import org.opendaylight.mdsal.dom.api.DOMDataTreeProducer;
79 import org.opendaylight.mdsal.dom.api.DOMDataTreeWriteCursor;
80 import org.opendaylight.yangtools.yang.common.QName;
81 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
82 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifier;
83 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifierWithPredicates;
84 import org.opendaylight.yangtools.yang.data.api.schema.ContainerNode;
85 import org.opendaylight.yangtools.yang.data.api.schema.LeafNode;
86 import org.opendaylight.yangtools.yang.data.api.schema.MapEntryNode;
87 import org.opendaylight.yangtools.yang.data.api.schema.MapNode;
88 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
89 import org.opendaylight.yangtools.yang.data.api.schema.tree.DataTreeCandidate;
90 import org.opendaylight.yangtools.yang.data.impl.schema.ImmutableNodes;
91 import org.opendaylight.yangtools.yang.data.impl.schema.builder.impl.ImmutableContainerNodeBuilder;
92 import org.opendaylight.yangtools.yang.data.impl.schema.builder.impl.ImmutableLeafNodeBuilder;
93 import org.opendaylight.yangtools.yang.data.impl.schema.builder.impl.ImmutableMapNodeBuilder;
94 import org.slf4j.Logger;
95 import org.slf4j.LoggerFactory;
96
97 public class DistributedShardedDOMDataTreeTest extends AbstractTest {
98
99     private static final Logger LOG = LoggerFactory.getLogger(DistributedShardedDOMDataTreeRemotingTest.class);
100
101     private static final Address MEMBER_1_ADDRESS =
102             AddressFromURIString.parse("akka.tcp://cluster-test@127.0.0.1:2558");
103
104     private static final DOMDataTreeIdentifier TEST_ID =
105             new DOMDataTreeIdentifier(LogicalDatastoreType.CONFIGURATION, TestModel.TEST_PATH);
106
107     private static final DOMDataTreeIdentifier INNER_LIST_ID =
108             new DOMDataTreeIdentifier(LogicalDatastoreType.CONFIGURATION,
109                     YangInstanceIdentifier.create(getOuterListIdFor(0).getPathArguments())
110                             .node(TestModel.INNER_LIST_QNAME));
111     private static final Set<MemberName> SINGLE_MEMBER = Collections.singleton(AbstractTest.MEMBER_NAME);
112
113     private static final String MODULE_SHARDS_CONFIG = "module-shards-default-member-1.conf";
114
115     private ActorSystem leaderSystem;
116
117     private final Builder leaderDatastoreContextBuilder =
118             DatastoreContext.newBuilder()
119                     .shardHeartbeatIntervalInMillis(100)
120                     .shardElectionTimeoutFactor(2)
121                     .logicalStoreType(
122                             org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType.CONFIGURATION);
123
124     private DistributedDataStore leaderDistributedDataStore;
125     private DistributedDataStore operDistributedDatastore;
126     private IntegrationTestKit leaderTestKit;
127
128     private DistributedShardedDOMDataTree leaderShardFactory;
129
130     @Captor
131     private ArgumentCaptor<Collection<DataTreeCandidate>> captorForChanges;
132     @Captor
133     private ArgumentCaptor<Map<DOMDataTreeIdentifier, NormalizedNode<?, ?>>> captorForSubtrees;
134
135     private ActorSystemProvider leaderSystemProvider;
136
137     @Before
138     public void setUp() {
139         MockitoAnnotations.initMocks(this);
140
141         InMemoryJournal.clear();
142         InMemorySnapshotStore.clear();
143
144         leaderSystem = ActorSystem.create("cluster-test", ConfigFactory.load().getConfig("Member1"));
145         Cluster.get(leaderSystem).join(MEMBER_1_ADDRESS);
146
147         leaderSystemProvider = Mockito.mock(ActorSystemProvider.class);
148         doReturn(leaderSystem).when(leaderSystemProvider).getActorSystem();
149     }
150
151     @After
152     public void tearDown() throws Exception {
153         if (leaderDistributedDataStore != null) {
154             leaderDistributedDataStore.close();
155         }
156
157         if (operDistributedDatastore != null) {
158             operDistributedDatastore.close();
159         }
160
161         JavaTestKit.shutdownActorSystem(leaderSystem);
162
163         InMemoryJournal.clear();
164         InMemorySnapshotStore.clear();
165     }
166
167     private void initEmptyDatastores() throws Exception {
168         leaderTestKit = new IntegrationTestKit(leaderSystem, leaderDatastoreContextBuilder);
169
170         leaderDistributedDataStore = leaderTestKit.setupDistributedDataStore(
171                 "config", MODULE_SHARDS_CONFIG, "empty-modules.conf", true,
172                 SchemaContextHelper.distributedShardedDOMDataTreeSchemaContext());
173
174         operDistributedDatastore = leaderTestKit.setupDistributedDataStore(
175                 "operational", MODULE_SHARDS_CONFIG, "empty-modules.conf",true,
176                 SchemaContextHelper.distributedShardedDOMDataTreeSchemaContext());
177
178         leaderShardFactory = new DistributedShardedDOMDataTree(leaderSystemProvider,
179                 operDistributedDatastore,
180                 leaderDistributedDataStore);
181
182         leaderShardFactory.init();
183     }
184
185
186     @Test
187     public void testWritesIntoDefaultShard() throws Exception {
188         initEmptyDatastores();
189
190         final DOMDataTreeIdentifier configRoot =
191                 new DOMDataTreeIdentifier(LogicalDatastoreType.CONFIGURATION, YangInstanceIdentifier.EMPTY);
192
193         final DOMDataTreeProducer producer = leaderShardFactory.createProducer(Collections.singleton(configRoot));
194
195         final DOMDataTreeCursorAwareTransaction tx = producer.createTransaction(true);
196         final DOMDataTreeWriteCursor cursor =
197                 tx.createCursor(new DOMDataTreeIdentifier(
198                         LogicalDatastoreType.CONFIGURATION, YangInstanceIdentifier.EMPTY));
199         Assert.assertNotNull(cursor);
200
201         final ContainerNode test =
202                 ImmutableContainerNodeBuilder.create()
203                         .withNodeIdentifier(new NodeIdentifier(TestModel.TEST_QNAME)).build();
204
205         cursor.write(test.getIdentifier(), test);
206         cursor.close();
207
208         tx.submit().checkedGet();
209     }
210
211     @Test
212     public void testSingleNodeWritesAndRead() throws Exception {
213         initEmptyDatastores();
214
215         final DistributedShardRegistration shardRegistration = waitOnAsyncTask(
216                 leaderShardFactory.createDistributedShard(TEST_ID, Lists.newArrayList(AbstractTest.MEMBER_NAME)),
217                 DistributedShardedDOMDataTree.SHARD_FUTURE_TIMEOUT_DURATION);
218
219         leaderTestKit.waitUntilLeader(leaderDistributedDataStore.getActorContext(),
220                 ClusterUtils.getCleanShardName(TEST_ID.getRootIdentifier()));
221
222         final DOMDataTreeProducer producer = leaderShardFactory.createProducer(Collections.singleton(TEST_ID));
223
224         final DOMDataTreeCursorAwareTransaction tx = producer.createTransaction(true);
225         final DOMDataTreeWriteCursor cursor = tx.createCursor(TEST_ID);
226         Assert.assertNotNull(cursor);
227         final YangInstanceIdentifier nameId =
228                 YangInstanceIdentifier.builder(TestModel.TEST_PATH).node(TestModel.NAME_QNAME).build();
229         final LeafNode<String> valueToCheck = ImmutableLeafNodeBuilder.<String>create().withNodeIdentifier(
230                 new NodeIdentifier(TestModel.NAME_QNAME)).withValue("Test Value").build();
231         LOG.debug("Writing data {} at {}, cursor {}", nameId.getLastPathArgument(), valueToCheck, cursor);
232         cursor.write(nameId.getLastPathArgument(),
233                 valueToCheck);
234
235         cursor.close();
236         LOG.debug("Got to pre submit");
237
238         tx.submit().checkedGet();
239
240         final DOMDataTreeListener mockedDataTreeListener = mock(DOMDataTreeListener.class);
241         doNothing().when(mockedDataTreeListener).onDataTreeChanged(anyCollection(), anyMap());
242
243         leaderShardFactory.registerListener(mockedDataTreeListener, Collections.singletonList(TEST_ID),
244                 true, Collections.emptyList());
245
246         verify(mockedDataTreeListener, timeout(1000).times(1)).onDataTreeChanged(captorForChanges.capture(),
247                 captorForSubtrees.capture());
248         final List<Collection<DataTreeCandidate>> capturedValue = captorForChanges.getAllValues();
249
250         final Optional<NormalizedNode<?, ?>> dataAfter =
251                 capturedValue.get(0).iterator().next().getRootNode().getDataAfter();
252
253         final NormalizedNode<?,?> expected = ImmutableContainerNodeBuilder.create()
254                 .withNodeIdentifier(new NodeIdentifier(TestModel.TEST_QNAME)).withChild(valueToCheck).build();
255         assertEquals(expected, dataAfter.get());
256
257         verifyNoMoreInteractions(mockedDataTreeListener);
258
259         final String shardName = ClusterUtils.getCleanShardName(TEST_ID.getRootIdentifier());
260         LOG.debug("Creating distributed datastore client for shard {}", shardName);
261
262         final ActorContext actorContext = leaderDistributedDataStore.getActorContext();
263         final Props distributedDataStoreClientProps =
264                 SimpleDataStoreClientActor.props(actorContext.getCurrentMemberName(),
265                         "Shard-" + shardName, actorContext, shardName);
266
267         final ActorRef clientActor = leaderSystem.actorOf(distributedDataStoreClientProps);
268         final DataStoreClient distributedDataStoreClient = SimpleDataStoreClientActor
269                     .getDistributedDataStoreClient(clientActor, 30, TimeUnit.SECONDS);
270
271         final ClientLocalHistory localHistory = distributedDataStoreClient.createLocalHistory();
272         final ClientTransaction tx2 = localHistory.createTransaction();
273         final CheckedFuture<Optional<NormalizedNode<?, ?>>,
274                 org.opendaylight.mdsal.common.api.ReadFailedException> read =
275                 tx2.read(YangInstanceIdentifier.EMPTY);
276
277         final Optional<NormalizedNode<?, ?>> optional = read.checkedGet();
278         tx2.abort();
279         localHistory.close();
280
281         shardRegistration.close().toCompletableFuture().get();
282
283     }
284
285     @Test
286     public void testMultipleWritesIntoSingleMapEntry() throws Exception {
287         initEmptyDatastores();
288
289         final DistributedShardRegistration shardRegistration = waitOnAsyncTask(
290                 leaderShardFactory.createDistributedShard(TEST_ID, Lists.newArrayList(AbstractTest.MEMBER_NAME)),
291                 DistributedShardedDOMDataTree.SHARD_FUTURE_TIMEOUT_DURATION);
292
293         leaderTestKit.waitUntilLeader(leaderDistributedDataStore.getActorContext(),
294                 ClusterUtils.getCleanShardName(TEST_ID.getRootIdentifier()));
295
296         LOG.warn("Got after waiting for nonleader");
297         final ActorRef leaderShardManager = leaderDistributedDataStore.getActorContext().getShardManager();
298
299         leaderTestKit.waitUntilLeader(leaderDistributedDataStore.getActorContext(),
300                 ClusterUtils.getCleanShardName(TestModel.TEST_PATH));
301
302         final YangInstanceIdentifier oid1 = getOuterListIdFor(0);
303         final DOMDataTreeIdentifier outerListPath = new DOMDataTreeIdentifier(LogicalDatastoreType.CONFIGURATION, oid1);
304
305         final DistributedShardRegistration outerListShardReg = waitOnAsyncTask(
306                 leaderShardFactory.createDistributedShard(outerListPath, Lists.newArrayList(AbstractTest.MEMBER_NAME)),
307                 DistributedShardedDOMDataTree.SHARD_FUTURE_TIMEOUT_DURATION);
308
309         leaderTestKit.waitUntilLeader(leaderDistributedDataStore.getActorContext(),
310                 ClusterUtils.getCleanShardName(outerListPath.getRootIdentifier()));
311
312         final DOMDataTreeProducer shardProducer = leaderShardFactory.createProducer(
313                 Collections.singletonList(outerListPath));
314
315         final DOMDataTreeCursorAwareTransaction tx = shardProducer.createTransaction(false);
316         final DOMDataTreeWriteCursor cursor =
317                 tx.createCursor(new DOMDataTreeIdentifier(LogicalDatastoreType.CONFIGURATION, oid1));
318         assertNotNull(cursor);
319
320         MapNode innerList = ImmutableMapNodeBuilder
321                 .create()
322                 .withNodeIdentifier(new NodeIdentifier(TestModel.INNER_LIST_QNAME))
323                 .build();
324
325         cursor.write(new NodeIdentifier(TestModel.INNER_LIST_QNAME), innerList);
326         cursor.close();
327         tx.submit().checkedGet();
328
329         final ArrayList<CheckedFuture<Void, TransactionCommitFailedException>> futures = new ArrayList<>();
330         for (int i = 0; i < 1000; i++) {
331             final Collection<MapEntryNode> innerListMapEntries = createInnerListMapEntries(1000, "run-" + i);
332             for (final MapEntryNode innerListMapEntry : innerListMapEntries) {
333                 final DOMDataTreeCursorAwareTransaction tx1 = shardProducer.createTransaction(false);
334                 final DOMDataTreeWriteCursor cursor1 = tx1.createCursor(
335                         new DOMDataTreeIdentifier(LogicalDatastoreType.CONFIGURATION,
336                                 oid1.node(new NodeIdentifier(TestModel.INNER_LIST_QNAME))));
337                 cursor1.write(innerListMapEntry.getIdentifier(), innerListMapEntry);
338                 cursor1.close();
339                 futures.add(tx1.submit());
340             }
341         }
342
343         futures.get(futures.size() - 1).checkedGet();
344
345         final DOMDataTreeListener mockedDataTreeListener = mock(DOMDataTreeListener.class);
346         doNothing().when(mockedDataTreeListener).onDataTreeChanged(anyCollection(), anyMap());
347
348         leaderShardFactory.registerListener(mockedDataTreeListener, Collections.singletonList(INNER_LIST_ID),
349                 true, Collections.emptyList());
350
351         verify(mockedDataTreeListener, timeout(1000).times(1)).onDataTreeChanged(captorForChanges.capture(),
352                 captorForSubtrees.capture());
353         verifyNoMoreInteractions(mockedDataTreeListener);
354         final List<Collection<DataTreeCandidate>> capturedValue = captorForChanges.getAllValues();
355
356         final NormalizedNode<?,?> expected =
357                 ImmutableMapNodeBuilder
358                         .create()
359                         .withNodeIdentifier(new NodeIdentifier(TestModel.INNER_LIST_QNAME))
360                                 // only the values from the last run should be present
361                         .withValue(createInnerListMapEntries(1000, "run-999"))
362                         .build();
363
364         assertEquals("List values dont match the expected values from the last run",
365                 expected, capturedValue.get(0).iterator().next().getRootNode().getDataAfter().get());
366
367     }
368
369     // top level shard at TEST element, with subshards on each outer-list map entry
370     @Test
371     @Ignore
372     public void testMultipleShardLevels() throws Exception {
373         initEmptyDatastores();
374
375         final DistributedShardRegistration testShardReg = waitOnAsyncTask(
376                 leaderShardFactory.createDistributedShard(TEST_ID, SINGLE_MEMBER),
377                 DistributedShardedDOMDataTree.SHARD_FUTURE_TIMEOUT_DURATION);
378
379         final ArrayList<DistributedShardRegistration> registrations = new ArrayList<>();
380         final int listSize = 5;
381         for (int i = 0; i < listSize; i++) {
382             final YangInstanceIdentifier entryYID = getOuterListIdFor(i);
383             final CompletionStage<DistributedShardRegistration> future = leaderShardFactory.createDistributedShard(
384                     new DOMDataTreeIdentifier(LogicalDatastoreType.CONFIGURATION, entryYID), SINGLE_MEMBER);
385
386             registrations.add(waitOnAsyncTask(future, DistributedShardedDOMDataTree.SHARD_FUTURE_TIMEOUT_DURATION));
387         }
388
389         final DOMDataTreeIdentifier rootId =
390                 new DOMDataTreeIdentifier(LogicalDatastoreType.CONFIGURATION, YangInstanceIdentifier.EMPTY);
391         final DOMDataTreeProducer producer = leaderShardFactory.createProducer(Collections.singletonList(
392                 rootId));
393
394         DOMDataTreeCursorAwareTransaction transaction = producer.createTransaction(false);
395
396         DOMDataTreeWriteCursor cursor = transaction.createCursor(rootId);
397         assertNotNull(cursor);
398
399         final MapNode outerList =
400                 ImmutableMapNodeBuilder.create()
401                         .withNodeIdentifier(new NodeIdentifier(TestModel.OUTER_LIST_QNAME)).build();
402
403         final ContainerNode testNode =
404                 ImmutableContainerNodeBuilder.create()
405                         .withNodeIdentifier(new NodeIdentifier(TestModel.TEST_QNAME))
406                         .withChild(outerList)
407                         .build();
408
409         cursor.write(testNode.getIdentifier(), testNode);
410
411         cursor.close();
412         transaction.submit().checkedGet();
413
414         final DOMDataTreeListener mockedDataTreeListener = mock(DOMDataTreeListener.class);
415         doNothing().when(mockedDataTreeListener).onDataTreeChanged(anyCollection(), anyMap());
416
417         final MapNode wholeList = ImmutableMapNodeBuilder.create(outerList)
418                 .withValue(createOuterEntries(listSize, "testing-values")).build();
419
420         transaction = producer.createTransaction(false);
421         cursor = transaction.createCursor(TEST_ID);
422         assertNotNull(cursor);
423
424         cursor.write(wholeList.getIdentifier(), wholeList);
425         cursor.close();
426
427         transaction.submit().checkedGet();
428
429         leaderShardFactory.registerListener(mockedDataTreeListener, Collections.singletonList(TEST_ID),
430                 true, Collections.emptyList());
431
432         verify(mockedDataTreeListener, timeout(35000).atLeast(2)).onDataTreeChanged(captorForChanges.capture(),
433                 captorForSubtrees.capture());
434         verifyNoMoreInteractions(mockedDataTreeListener);
435         final List<Map<DOMDataTreeIdentifier, NormalizedNode<?, ?>>> allSubtrees = captorForSubtrees.getAllValues();
436
437         final Map<DOMDataTreeIdentifier, NormalizedNode<?, ?>> lastSubtree = allSubtrees.get(allSubtrees.size() - 1);
438
439         final NormalizedNode<?, ?> actual = lastSubtree.get(TEST_ID);
440         assertNotNull(actual);
441
442         final NormalizedNode<?, ?> expected =
443                 ImmutableContainerNodeBuilder.create()
444                         .withNodeIdentifier(new NodeIdentifier(TestModel.TEST_QNAME))
445                         .withChild(ImmutableMapNodeBuilder.create(outerList)
446                                 .withValue(createOuterEntries(listSize, "testing-values")).build())
447                         .build();
448
449
450         for (final DistributedShardRegistration registration : registrations) {
451             waitOnAsyncTask(registration.close(), DistributedShardedDOMDataTree.SHARD_FUTURE_TIMEOUT_DURATION);
452         }
453
454         waitOnAsyncTask(testShardReg.close(), DistributedShardedDOMDataTree.SHARD_FUTURE_TIMEOUT_DURATION);
455
456         assertEquals(expected, actual);
457     }
458
459     @Test
460     public void testMultipleRegistrationsAtOnePrefix() throws Exception {
461         initEmptyDatastores();
462
463         for (int i = 0; i < 10; i++) {
464             LOG.debug("Round {}", i);
465             final DistributedShardRegistration reg1 = waitOnAsyncTask(leaderShardFactory.createDistributedShard(
466                     TEST_ID, Lists.newArrayList(AbstractTest.MEMBER_NAME)),
467                     DistributedShardedDOMDataTree.SHARD_FUTURE_TIMEOUT_DURATION);
468
469             leaderTestKit.waitUntilLeader(leaderDistributedDataStore.getActorContext(),
470                     ClusterUtils.getCleanShardName(TestModel.TEST_PATH));
471
472             assertNotNull(findLocalShard(leaderDistributedDataStore.getActorContext(),
473                     ClusterUtils.getCleanShardName(TestModel.TEST_PATH)));
474
475             waitOnAsyncTask(reg1.close(), DistributedShardedDOMDataTree.SHARD_FUTURE_TIMEOUT_DURATION);
476
477             waitUntilShardIsDown(leaderDistributedDataStore.getActorContext(),
478                     ClusterUtils.getCleanShardName(TestModel.TEST_PATH));
479         }
480     }
481
482     @Test
483     public void testCDSDataTreeProducer() throws Exception {
484         initEmptyDatastores();
485
486         final DistributedShardRegistration reg1 = waitOnAsyncTask(leaderShardFactory.createDistributedShard(
487                 TEST_ID, Lists.newArrayList(AbstractTest.MEMBER_NAME)),
488                 DistributedShardedDOMDataTree.SHARD_FUTURE_TIMEOUT_DURATION);
489
490         leaderTestKit.waitUntilLeader(leaderDistributedDataStore.getActorContext(),
491                 ClusterUtils.getCleanShardName(TestModel.TEST_PATH));
492
493         assertNotNull(findLocalShard(leaderDistributedDataStore.getActorContext(),
494                 ClusterUtils.getCleanShardName(TestModel.TEST_PATH)));
495
496
497         final DOMDataTreeIdentifier configRoot =
498                 new DOMDataTreeIdentifier(LogicalDatastoreType.CONFIGURATION, YangInstanceIdentifier.EMPTY);
499         final DOMDataTreeProducer producer = leaderShardFactory.createProducer(Collections.singleton(configRoot));
500
501         assertTrue(producer instanceof CDSDataTreeProducer);
502
503         final CDSDataTreeProducer cdsProducer = (CDSDataTreeProducer) producer;
504         CDSShardAccess shardAccess = cdsProducer.getShardAccess(TEST_ID);
505         assertEquals(shardAccess.getShardIdentifier(), TEST_ID);
506
507         shardAccess = cdsProducer.getShardAccess(INNER_LIST_ID);
508         assertEquals(TEST_ID, shardAccess.getShardIdentifier());
509
510         shardAccess = cdsProducer.getShardAccess(configRoot);
511         assertEquals(configRoot, shardAccess.getShardIdentifier());
512
513         waitOnAsyncTask(reg1.close(), DistributedShardedDOMDataTree.SHARD_FUTURE_TIMEOUT_DURATION);
514     }
515
516     private static Collection<MapEntryNode> createOuterEntries(final int amount, final String valuePrefix) {
517         final Collection<MapEntryNode> ret = new ArrayList<>();
518         for (int i = 0; i < amount; i++) {
519             ret.add(ImmutableNodes.mapEntryBuilder()
520                     .withNodeIdentifier(new NodeIdentifierWithPredicates(TestModel.OUTER_LIST_QNAME,
521                             QName.create(TestModel.OUTER_LIST_QNAME, "id"), i))
522                     .withChild(ImmutableNodes
523                             .leafNode(QName.create(TestModel.OUTER_LIST_QNAME, "id"), i))
524                     .withChild(createWholeInnerList(amount, "outer id: " + i + " " + valuePrefix))
525                     .build());
526         }
527
528         return ret;
529     }
530
531     private static MapNode createWholeInnerList(final int amount, final String valuePrefix) {
532         return ImmutableMapNodeBuilder.create().withNodeIdentifier(new NodeIdentifier(TestModel.INNER_LIST_QNAME))
533                 .withValue(createInnerListMapEntries(amount, valuePrefix)).build();
534     }
535
536     private static Collection<MapEntryNode> createInnerListMapEntries(final int amount, final String valuePrefix) {
537         final Collection<MapEntryNode> ret = new ArrayList<>();
538         for (int i = 0; i < amount; i++) {
539             ret.add(ImmutableNodes.mapEntryBuilder()
540                     .withNodeIdentifier(new NodeIdentifierWithPredicates(TestModel.INNER_LIST_QNAME,
541                             QName.create(TestModel.INNER_LIST_QNAME, "name"), Integer.toString(i)))
542                     .withChild(ImmutableNodes
543                             .leafNode(QName.create(TestModel.INNER_LIST_QNAME, "value"), valuePrefix + "-" + i))
544                     .build());
545         }
546
547         return ret;
548     }
549
550     private static YangInstanceIdentifier getOuterListIdFor(final int id) {
551         return TestModel.OUTER_LIST_PATH.node(new NodeIdentifierWithPredicates(
552                 TestModel.OUTER_LIST_QNAME, QName.create(TestModel.OUTER_LIST_QNAME, "id"), id));
553     }
554 }

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