-
Notifications
You must be signed in to change notification settings - Fork 2.3k
/
NeoStoresTest.java
1352 lines (1241 loc) · 53.9 KB
/
NeoStoresTest.java
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
/*
* Copyright (c) 2002-2016 "Neo Technology,"
* Network Engine for Objects in Lund AB [http://neotechnology.com]
*
* This file is part of Neo4j.
*
* Neo4j is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.neo4j.kernel.impl.store;
import org.junit.Before;
import org.junit.Ignore;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.ExpectedException;
import org.junit.rules.RuleChain;
import java.io.File;
import java.io.IOException;
import java.nio.ByteBuffer;
import java.util.Collections;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import org.neo4j.collection.primitive.PrimitiveLongIterator;
import org.neo4j.cursor.Cursor;
import org.neo4j.graphdb.Node;
import org.neo4j.graphdb.Relationship;
import org.neo4j.graphdb.RelationshipType;
import org.neo4j.graphdb.factory.GraphDatabaseSettings;
import org.neo4j.helpers.collection.Pair;
import org.neo4j.io.fs.FileSystemAbstraction;
import org.neo4j.io.fs.StoreChannel;
import org.neo4j.io.pagecache.IOLimiter;
import org.neo4j.io.pagecache.PageCache;
import org.neo4j.kernel.NeoStoreDataSource;
import org.neo4j.kernel.api.KernelTransaction;
import org.neo4j.kernel.api.exceptions.EntityNotFoundException;
import org.neo4j.kernel.api.exceptions.TransactionFailureException;
import org.neo4j.kernel.api.properties.DefinedProperty;
import org.neo4j.kernel.api.properties.Property;
import org.neo4j.kernel.api.security.AccessMode;
import org.neo4j.kernel.api.txstate.TransactionState;
import org.neo4j.kernel.configuration.Config;
import org.neo4j.kernel.impl.api.KernelStatement;
import org.neo4j.kernel.impl.api.KernelTransactionImplementation;
import org.neo4j.kernel.impl.api.RelationshipVisitor;
import org.neo4j.kernel.impl.core.RelationshipTypeToken;
import org.neo4j.kernel.impl.storageengine.impl.recordstorage.RecordStorageEngine;
import org.neo4j.kernel.impl.store.MetaDataStore.Position;
import org.neo4j.kernel.impl.store.format.InternalRecordFormatSelector;
import org.neo4j.kernel.impl.store.format.lowlimit.DynamicRecordFormat;
import org.neo4j.kernel.impl.store.id.DefaultIdGeneratorFactory;
import org.neo4j.kernel.impl.store.record.PropertyBlock;
import org.neo4j.kernel.impl.store.record.PropertyKeyTokenRecord;
import org.neo4j.kernel.impl.store.record.PropertyRecord;
import org.neo4j.kernel.impl.transaction.log.TransactionIdStore;
import org.neo4j.kernel.impl.transaction.log.entry.LogHeader;
import org.neo4j.kernel.impl.transaction.state.PropertyLoader;
import org.neo4j.kernel.impl.transaction.state.TransactionRecordState.PropertyReceiver;
import org.neo4j.kernel.impl.util.ArrayMap;
import org.neo4j.logging.NullLogProvider;
import org.neo4j.storageengine.api.Direction;
import org.neo4j.storageengine.api.NodeItem;
import org.neo4j.storageengine.api.RelationshipItem;
import org.neo4j.storageengine.api.StorageStatement;
import org.neo4j.storageengine.api.StoreReadLayer;
import org.neo4j.storageengine.api.Token;
import org.neo4j.string.UTF8;
import org.neo4j.test.EphemeralFileSystemRule;
import org.neo4j.test.NeoStoreDataSourceRule;
import org.neo4j.test.PageCacheRule;
import org.neo4j.test.TargetDirectory;
import org.neo4j.test.TestGraphDatabaseFactory;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNotEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertTrue;
import static org.neo4j.helpers.collection.MapUtil.stringMap;
import static org.neo4j.kernel.impl.store.RecordStore.getRecord;
import static org.neo4j.kernel.impl.store.format.InternalRecordFormatSelector.select;
import static org.neo4j.kernel.impl.store.format.lowlimit.MetaDataRecordFormat.FIELD_NOT_PRESENT;
import static org.neo4j.kernel.impl.store.record.RecordLoad.NORMAL;
public class NeoStoresTest
{
private final PageCacheRule pageCacheRule = new PageCacheRule();
private final ExpectedException exception = ExpectedException.none();
@Rule
public EphemeralFileSystemRule fs = new EphemeralFileSystemRule();
@Rule
public TargetDirectory.TestDirectory dir = TargetDirectory.testDirForTestWithEphemeralFS( fs.get(), getClass() );
@Rule
public NeoStoreDataSourceRule dsRule = new NeoStoreDataSourceRule();
@Rule
public RuleChain ruleChain = RuleChain.outerRule( exception ).around( pageCacheRule );
private PageCache pageCache;
private File storeDir;
private PropertyStore pStore;
private RelationshipTypeTokenStore rtStore;
private NeoStoreDataSource ds;
private KernelTransaction tx;
private TransactionState transaction;
private StoreReadLayer storeLayer;
private PropertyLoader propertyLoader;
@Before
public void setUpNeoStores() throws Exception
{
storeDir = dir.graphDbDir();
Config config = new Config( new HashMap<>(), GraphDatabaseSettings.class );
pageCache = pageCacheRule.getPageCache( fs.get() );
StoreFactory sf = new StoreFactory( storeDir, config, new DefaultIdGeneratorFactory( fs.get() ), pageCache,
fs.get(), NullLogProvider.getInstance() );
sf.openAllNeoStores( true ).close();
}
@Test
public void impossibleToGetStoreFromClosedNeoStoresContainer()
{
Config config = new Config( new HashMap<>(), GraphDatabaseSettings.class );
StoreFactory sf = new StoreFactory( storeDir, config, new DefaultIdGeneratorFactory( fs.get() ), pageCache,
fs.get(), NullLogProvider.getInstance() );
NeoStores neoStores = sf.openAllNeoStores( true );
assertNotNull( neoStores.getMetaDataStore() );
neoStores.close();
exception.expect( IllegalStateException.class );
exception.expectMessage( "Specified store was already closed.");
neoStores.getMetaDataStore();
}
@Test
public void impossibleToGetNotRequestedStore()
{
Config config = new Config( new HashMap<>(), GraphDatabaseSettings.class );
StoreFactory sf = new StoreFactory( storeDir, config, new DefaultIdGeneratorFactory( fs.get() ), pageCache,
fs.get(), NullLogProvider.getInstance() );
NeoStores neoStores = sf.openNeoStores( true, StoreType.NODE_LABEL );
exception.expect( IllegalStateException.class );
exception.expectMessage(
"Specified store was not initialized. Please specify " + StoreType.META_DATA.name() +
" as one of the stores types that should be open to be able to use it." );
neoStores.getMetaDataStore();
}
@Test
public void testCreateStore() throws Exception
{
initializeStores( storeDir, stringMap() );
startTx();
// setup test population
long node1 = nextId( Node.class );
transaction.nodeDoCreate( node1 );
long node2 = nextId( Node.class );
transaction.nodeDoCreate( node2 );
DefinedProperty n1prop1 = nodeAddProperty( node1, index( "prop1" ), "string1" );
DefinedProperty n1prop2 = nodeAddProperty( node1, index( "prop2" ), 1 );
DefinedProperty n1prop3 = nodeAddProperty( node1, index( "prop3" ), true );
DefinedProperty n2prop1 = nodeAddProperty( node2, index( "prop1" ), "string2" );
DefinedProperty n2prop2 = nodeAddProperty( node2, index( "prop2" ), 2 );
DefinedProperty n2prop3 = nodeAddProperty( node2, index( "prop3" ), false );
int relType1 = (int) nextId( RelationshipType.class );
String typeName1 = "relationshiptype1";
transaction.relationshipTypeDoCreateForName( typeName1, relType1 );
int relType2 = (int) nextId( RelationshipType.class );
String typeName2 = "relationshiptype2";
transaction.relationshipTypeDoCreateForName( typeName2, relType2 );
long rel1 = nextId( Relationship.class );
transaction.relationshipDoCreate( rel1, relType1, node1, node2 );
long rel2 = nextId( Relationship.class );
transaction.relationshipDoCreate( rel2, relType2, node2, node1 );
DefinedProperty r1prop1 = relAddProperty( rel1, index( "prop1" ), "string1" );
DefinedProperty r1prop2 = relAddProperty( rel1, index( "prop2" ), 1 );
DefinedProperty r1prop3 = relAddProperty( rel1, index( "prop3" ), true );
DefinedProperty r2prop1 = relAddProperty( rel2, index( "prop1" ), "string2" );
DefinedProperty r2prop2 = relAddProperty( rel2, index( "prop2" ), 2 );
DefinedProperty r2prop3 = relAddProperty( rel2, index( "prop3" ), false );
commitTx();
ds.stop();
initializeStores( storeDir, stringMap() );
startTx();
// validate node
validateNodeRel1( node1, n1prop1, n1prop2, n1prop3, rel1, rel2,
relType1, relType2 );
validateNodeRel2( node2, n2prop1, n2prop2, n2prop3, rel1, rel2,
relType1, relType2 );
// validate rels
validateRel1( rel1, r1prop1, r1prop2, r1prop3, node1, node2, relType1 );
validateRel2( rel2, r2prop1, r2prop2, r2prop3, node2, node1, relType2 );
validateRelTypes( relType1, relType2 );
// validate reltypes
validateRelTypes( relType1, relType2 );
commitTx();
ds.stop();
initializeStores( storeDir, stringMap() );
startTx();
// validate and delete rels
deleteRel1( rel1, r1prop1, r1prop2, r1prop3, node1, node2, relType1 );
deleteRel2( rel2, r2prop1, r2prop2, r2prop3, node2, node1, relType2 );
// validate and delete nodes
deleteNode1( node1, n1prop1, n1prop2, n1prop3 );
deleteNode2( node2, n2prop1, n2prop2, n2prop3 );
commitTx();
ds.stop();
initializeStores( storeDir, stringMap() );
startTx();
assertFalse( nodeExists( node1 ) );
assertFalse( nodeExists( node2 ) );
testGetRels( new long[]{rel1, rel2} );
long nodeIds[] = new long[10];
for ( int i = 0; i < 3; i++ )
{
nodeIds[i] = nextId( Node.class );
transaction.nodeDoCreate( nodeIds[i] );
nodeAddProperty( nodeIds[i], index( "nisse" ), 10 - i );
}
for ( int i = 0; i < 2; i++ )
{
long id = nextId( Relationship.class );
transaction.relationshipDoCreate( id, relType1, nodeIds[i], nodeIds[i + 1] );
transaction.relationshipDoDelete( id, relType1, nodeIds[i], nodeIds[i + 1] );
}
for ( int i = 0; i < 3; i++ )
{
transaction.nodeDoDelete( nodeIds[i] );
}
commitTx();
ds.stop();
}
private DefinedProperty nodeAddProperty( long nodeId, int key, Object value )
{
DefinedProperty property = Property.property( key, value );
Property oldProperty = Property.noNodeProperty( nodeId, key );
try ( StorageStatement statement = storeLayer.newStatement();
Cursor<NodeItem> cursor = statement.acquireSingleNodeCursor( nodeId ) )
{
if ( cursor.next() )
{
Object oldValue = cursor.get().getProperty( key );
if ( oldValue != null )
{
oldProperty = Property.property( key, oldValue );
}
}
}
transaction.nodeDoReplaceProperty( nodeId, oldProperty, property );
return property;
}
private DefinedProperty relAddProperty( long relationshipId, int key, Object value )
{
DefinedProperty property = Property.property( key, value );
Property oldProperty = Property.noRelationshipProperty( relationshipId, key );
try ( StorageStatement statement = storeLayer.newStatement();
Cursor<RelationshipItem> cursor = statement.acquireSingleRelationshipCursor( relationshipId ) )
{
if ( cursor.next() )
{
Object oldValue = cursor.get().getProperty( key );
if ( oldValue != null )
{
oldProperty = Property.property( key, oldValue );
}
}
}
transaction.relationshipDoReplaceProperty( relationshipId, oldProperty, property );
return property;
}
@Test
public void testRels1() throws Exception
{
initializeStores( storeDir, stringMap() );
startTx();
int relType1 = (int) nextId( RelationshipType.class );
String typeName = "relationshiptype1";
transaction.relationshipTypeDoCreateForName( typeName, relType1 );
long nodeIds[] = new long[3];
for ( int i = 0; i < 3; i++ )
{
nodeIds[i] = nextId( Node.class );
transaction.nodeDoCreate( nodeIds[i] );
nodeAddProperty( nodeIds[i], index( "nisse" ), new Integer( 10 - i ) );
}
for ( int i = 0; i < 2; i++ )
{
transaction.relationshipDoCreate( nextId( Relationship.class ),
relType1, nodeIds[i], nodeIds[i + 1] );
}
commitTx();
startTx();
for ( int i = 0; i < 3; i += 2 )
{
try ( Cursor<NodeItem> nodeCursor = ((KernelStatement) tx.acquireStatement()).getStoreStatement()
.acquireSingleNodeCursor( nodeIds[i] ) )
{
nodeCursor.next();
PrimitiveLongIterator relationships = nodeCursor.get().getRelationships( Direction.BOTH );
while ( relationships.hasNext() )
{
relDelete( relationships.next() );
}
}
transaction.nodeDoDelete( nodeIds[i] );
}
commitTx();
ds.stop();
}
private void relDelete( long id ) throws Exception
{
RelationshipVisitor<RuntimeException> visitor = new RelationshipVisitor<RuntimeException>()
{
@Override
public void visit( long relId, int type, long startNode, long endNode )
{
transaction.relationshipDoDelete( relId, type, startNode, endNode );
}
};
if ( !transaction.relationshipVisit( id, visitor ) )
{
storeLayer.relationshipVisit( id, visitor );
}
}
@Test
@Ignore
public void testRels2() throws Exception
{
initializeStores( storeDir, stringMap() );
startTx();
int relType1 = (int) nextId( RelationshipType.class );
String typeName = "relationshiptype1";
transaction.relationshipTypeDoCreateForName( typeName, relType1 );
long nodeIds[] = new long[3];
for ( int i = 0; i < 3; i++ )
{
nodeIds[i] = nextId( Node.class );
transaction.nodeDoCreate( nodeIds[i] );
nodeAddProperty( nodeIds[i], index( "nisse" ), new Integer( 10 - i ) );
}
for ( int i = 0; i < 2; i++ )
{
transaction.relationshipDoCreate( nextId( Relationship.class ),
relType1, nodeIds[i], nodeIds[i + 1] );
}
transaction.relationshipDoCreate( nextId( Relationship.class ),
relType1, nodeIds[0], nodeIds[2] );
commitTx();
startTx();
for ( int i = 0; i < 3; i++ )
{
try ( Cursor<NodeItem> nodeCursor = ((KernelStatement) tx.acquireStatement()).getStoreStatement()
.acquireSingleNodeCursor(
nodeIds[i] ) )
{
nodeCursor.next();
PrimitiveLongIterator relationships = nodeCursor.get().getRelationships( Direction.BOTH );
while ( relationships.hasNext() )
{
relDelete( relationships.next() );
}
}
transaction.nodeDoDelete( nodeIds[i] );
}
commitTx();
ds.stop();
}
@Test
public void testRels3() throws Exception
{
// test linked list stuff during relationship delete
initializeStores( storeDir, stringMap() );
startTx();
int relType1 = (int) nextId( RelationshipType.class );
transaction.relationshipTypeDoCreateForName( "relationshiptype1", relType1 );
long nodeIds[] = new long[8];
for ( int i = 0; i < nodeIds.length; i++ )
{
nodeIds[i] = nextId( Node.class );
transaction.nodeDoCreate( nodeIds[i] );
}
for ( int i = 0; i < nodeIds.length / 2; i++ )
{
transaction.relationshipDoCreate( nextId( Relationship.class ),
relType1, nodeIds[i], nodeIds[i * 2] );
}
long rel5 = nextId( Relationship.class );
transaction.relationshipDoCreate( rel5, relType1, nodeIds[0], nodeIds[5] );
long rel2 = nextId( Relationship.class );
transaction.relationshipDoCreate( rel2, relType1, nodeIds[1], nodeIds[2] );
long rel3 = nextId( Relationship.class );
transaction.relationshipDoCreate( rel3, relType1, nodeIds[1], nodeIds[3] );
long rel6 = nextId( Relationship.class );
transaction.relationshipDoCreate( rel6, relType1, nodeIds[1], nodeIds[6] );
long rel1 = nextId( Relationship.class );
transaction.relationshipDoCreate( rel1, relType1, nodeIds[0], nodeIds[1] );
long rel4 = nextId( Relationship.class );
transaction.relationshipDoCreate( rel4, relType1, nodeIds[0], nodeIds[4] );
long rel7 = nextId( Relationship.class );
transaction.relationshipDoCreate( rel7, relType1, nodeIds[0], nodeIds[7] );
commitTx();
startTx();
relDelete( rel7 );
relDelete( rel4 );
relDelete( rel1 );
relDelete( rel6 );
relDelete( rel3 );
relDelete( rel2 );
relDelete( rel5 );
commitTx();
ds.stop();
}
@Test
public void testProps1() throws Exception
{
initializeStores( storeDir, stringMap() );
startTx();
long nodeId = nextId( Node.class );
transaction.nodeDoCreate( nodeId );
pStore.nextId();
DefinedProperty prop = nodeAddProperty( nodeId, index( "nisse" ), new Integer( 10 ) );
commitTx();
ds.stop();
initializeStores( storeDir, stringMap() );
startTx();
DefinedProperty prop2 = nodeAddProperty( nodeId, prop.propertyKeyId(), new Integer( 5 ) );
transaction.nodeDoRemoveProperty( nodeId, prop2 );
transaction.nodeDoDelete( nodeId );
commitTx();
ds.stop();
}
@Test
public void testSetBlockSize() throws Exception
{
File storeDir = dir.directory( "small_store" );
initializeStores( storeDir, stringMap(
"unsupported.dbms.block_size.strings", "62",
"unsupported.dbms.block_size.array_properties", "302" ) );
assertEquals( 62 + DynamicRecordFormat.RECORD_HEADER_SIZE,
pStore.getStringStore().getRecordSize() );
assertEquals( 302 + DynamicRecordFormat.RECORD_HEADER_SIZE,
pStore.getArrayStore().getRecordSize() );
ds.stop();
}
@Test
public void setVersion() throws Exception
{
FileSystemAbstraction fileSystem = fs.get();
File storeDir = new File( "target/test-data/set-version" ).getAbsoluteFile();
new TestGraphDatabaseFactory().setFileSystem( fileSystem ).newImpermanentDatabase( storeDir ).shutdown();
assertEquals( 0, MetaDataStore.setRecord( pageCache, new File( storeDir,
MetaDataStore.DEFAULT_NAME ).getAbsoluteFile(), Position.LOG_VERSION, 10 ) );
assertEquals( 10, MetaDataStore.setRecord( pageCache, new File( storeDir,
MetaDataStore.DEFAULT_NAME ).getAbsoluteFile(), Position.LOG_VERSION, 12 ) );
Config config = new Config( new HashMap<String, String>(), GraphDatabaseSettings.class );
StoreFactory sf = new StoreFactory( storeDir, config, new DefaultIdGeneratorFactory( fileSystem ), pageCache,
fileSystem, NullLogProvider.getInstance() );
NeoStores neoStores = sf.openAllNeoStores();
assertEquals( 12, neoStores.getMetaDataStore().getCurrentLogVersion() );
neoStores.close();
}
@Test
public void shouldNotReadNonRecordDataAsRecord() throws Exception
{
FileSystemAbstraction fileSystem = fs.get();
File neoStoreDir = new File( "/tmp/graph.db/neostore" ).getAbsoluteFile();
StoreFactory factory = new StoreFactory( fileSystem, neoStoreDir, pageCache, NullLogProvider.getInstance() );
long recordVersion = MetaDataStore.versionStringToLong( InternalRecordFormatSelector.select().storeVersion() );
try ( NeoStores neoStores = factory.openAllNeoStores( true ) )
{
MetaDataStore metaDataStore = neoStores.getMetaDataStore();
metaDataStore.setCreationTime( 3 );
metaDataStore.setRandomNumber( 4 );
metaDataStore.setCurrentLogVersion( 5 );
metaDataStore.setLastCommittedAndClosedTransactionId( 6, 0, 0, 0 );
metaDataStore.setStoreVersion( recordVersion );
metaDataStore.setGraphNextProp( 8 );
metaDataStore.setLatestConstraintIntroducingTx( 9 );
}
File file = new File( neoStoreDir, MetaDataStore.DEFAULT_NAME );
try ( StoreChannel channel = fileSystem.open( file, "rw" ) )
{
channel.position( 0 );
channel.write( ByteBuffer.wrap( UTF8.encode( "This is some data that is not a record." ) ) );
}
MetaDataStore.setRecord( pageCache, file, Position.STORE_VERSION, recordVersion );
try ( NeoStores neoStores = factory.openAllNeoStores() )
{
MetaDataStore metaDataStore = neoStores.getMetaDataStore();
assertEquals( FIELD_NOT_PRESENT, metaDataStore.getCreationTime() );
assertEquals( FIELD_NOT_PRESENT, metaDataStore.getRandomNumber() );
assertEquals( FIELD_NOT_PRESENT, metaDataStore.getCurrentLogVersion() );
assertEquals( FIELD_NOT_PRESENT, metaDataStore.getLastCommittedTransactionId() );
assertEquals( recordVersion, metaDataStore.getStoreVersion() );
assertEquals( 8, metaDataStore.getGraphNextProp() );
assertEquals( 9, metaDataStore.getLatestConstraintIntroducingTx() );
}
}
@Test
public void testSetLatestConstraintTx() throws Exception
{
// given
Config config = new Config( new HashMap<String, String>(), GraphDatabaseSettings.class );
StoreFactory sf = new StoreFactory( dir.directory(), config, new DefaultIdGeneratorFactory( fs.get() ),
pageCacheRule.getPageCache( fs.get() ), fs.get(), NullLogProvider.getInstance() );
// when
NeoStores neoStores = sf.openAllNeoStores( true );
MetaDataStore metaDataStore = neoStores.getMetaDataStore();
// then the default is 0
assertEquals( 0l, metaDataStore.getLatestConstraintIntroducingTx() );
// when
metaDataStore.setLatestConstraintIntroducingTx( 10l );
// then
assertEquals( 10l, metaDataStore.getLatestConstraintIntroducingTx() );
// when
neoStores.flush( IOLimiter.unlimited() );
neoStores.close();
neoStores = sf.openAllNeoStores();
// then the value should have been stored
assertEquals( 10l, neoStores.getMetaDataStore().getLatestConstraintIntroducingTx() );
neoStores.close();
}
@Test
public void shouldInitializeTheTxIdToOne()
{
StoreFactory factory =
new StoreFactory( fs.get(), new File( "graph.db/neostore" ), pageCache, NullLogProvider.getInstance() );
try ( NeoStores neoStores = factory.openAllNeoStores( true ) )
{
neoStores.getMetaDataStore();
}
try ( NeoStores neoStores = factory.openAllNeoStores() )
{
long lastCommittedTransactionId = neoStores.getMetaDataStore().getLastCommittedTransactionId();
assertEquals( TransactionIdStore.BASE_TX_ID, lastCommittedTransactionId );
}
}
@Test
public void shouldThrowUnderlyingStorageExceptionWhenFailingToLoadStorage()
{
FileSystemAbstraction fileSystem = fs.get();
File neoStoreDir = new File( "/tmp/graph.db/neostore" ).getAbsoluteFile();
StoreFactory factory = new StoreFactory( fileSystem, neoStoreDir, pageCache, NullLogProvider.getInstance() );
try ( NeoStores neoStores = factory.openAllNeoStores( true ) )
{
neoStores.getMetaDataStore();
}
File file = new File( neoStoreDir, MetaDataStore.DEFAULT_NAME );
fileSystem.deleteFile( file );
exception.expect( StoreNotFoundException.class );
try ( NeoStores neoStores = factory.openAllNeoStores() )
{
neoStores.getMetaDataStore();
}
}
@Test
public void shouldAddUpgradeFieldsToTheNeoStoreIfNotPresent() throws IOException
{
FileSystemAbstraction fileSystem = fs.get();
File neoStoreDir = new File( "/tmp/graph.db/neostore" ).getAbsoluteFile();
StoreFactory factory = new StoreFactory( fileSystem, neoStoreDir, pageCache, NullLogProvider.getInstance() );
long recordVersion = MetaDataStore.versionStringToLong( select().storeVersion() );
try ( NeoStores neoStores = factory.openAllNeoStores( true ) )
{
MetaDataStore metaDataStore = neoStores.getMetaDataStore();
metaDataStore.setCreationTime( 3 );
metaDataStore.setRandomNumber( 4 );
metaDataStore.setCurrentLogVersion( 5 );
metaDataStore.setLastCommittedAndClosedTransactionId( 6, 0, 0, 0 );
metaDataStore.setStoreVersion( recordVersion );
metaDataStore.setGraphNextProp( 8 );
metaDataStore.setLatestConstraintIntroducingTx( 9 );
}
File file = new File( neoStoreDir, MetaDataStore.DEFAULT_NAME );
assertNotEquals( 10, MetaDataStore.getRecord( pageCache, file, Position.UPGRADE_TRANSACTION_ID ) );
assertNotEquals( 11, MetaDataStore.getRecord( pageCache, file, Position.UPGRADE_TRANSACTION_CHECKSUM ) );
MetaDataStore.setRecord( pageCache, file, Position.UPGRADE_TRANSACTION_ID, 10 );
MetaDataStore.setRecord( pageCache, file, Position.UPGRADE_TRANSACTION_CHECKSUM, 11 );
MetaDataStore.setRecord( pageCache, file, Position.UPGRADE_TIME, 12 );
try ( NeoStores neoStores = factory.openAllNeoStores() )
{
MetaDataStore metaDataStore = neoStores.getMetaDataStore();
assertEquals( 3, metaDataStore.getCreationTime() );
assertEquals( 4, metaDataStore.getRandomNumber() );
assertEquals( 5, metaDataStore.getCurrentLogVersion() );
assertEquals( 6, metaDataStore.getLastCommittedTransactionId() );
assertEquals( recordVersion, metaDataStore.getStoreVersion() );
assertEquals( 8, metaDataStore.getGraphNextProp() );
assertEquals( 9, metaDataStore.getLatestConstraintIntroducingTx() );
assertEquals( new TransactionId( 10, 11 ), metaDataStore.getUpgradeTransaction() );
assertEquals( 12, metaDataStore.getUpgradeTime() );
}
}
@Test
public void shouldSetHighestTransactionIdWhenNeeded() throws Throwable
{
// GIVEN
FileSystemAbstraction fileSystem = fs.get();
fileSystem.mkdirs( storeDir );
StoreFactory factory = new StoreFactory( fileSystem, storeDir, pageCache, NullLogProvider.getInstance() );
try ( NeoStores neoStore = factory.openAllNeoStores( true ) )
{
MetaDataStore store = neoStore.getMetaDataStore();
store.setLastCommittedAndClosedTransactionId( 40, 4444, 0, LogHeader.LOG_HEADER_SIZE );
// WHEN
store.transactionCommitted( 42, 6666 );
// THEN
assertEquals( new TransactionId( 42, 6666 ), store.getLastCommittedTransaction() );
}
}
@Test
public void shouldNotSetHighestTransactionIdWhenNeeded() throws Throwable
{
// GIVEN
FileSystemAbstraction fileSystem = fs.get();
fileSystem.mkdirs( storeDir );
StoreFactory factory = new StoreFactory( fileSystem, storeDir, pageCache, NullLogProvider.getInstance() );
try ( NeoStores neoStore = factory.openAllNeoStores( true ) )
{
MetaDataStore store = neoStore.getMetaDataStore();
store.setLastCommittedAndClosedTransactionId( 40, 4444, 0, LogHeader.LOG_HEADER_SIZE );
// WHEN
store.transactionCommitted( 39, 3333 );
// THEN
assertEquals( new TransactionId( 40, 4444 ), store.getLastCommittedTransaction() );
}
}
private static class MyPropertyKeyToken extends Token
{
private static Map<String,Token> stringToIndex = new HashMap<>();
private static Map<Integer,Token> intToIndex = new HashMap<>();
protected MyPropertyKeyToken( String key, int keyId )
{
super( key, keyId );
}
public static Iterable<Token> index( String key )
{
if ( stringToIndex.containsKey( key ) )
{
return Collections.singletonList( stringToIndex.get( key ) );
}
return Collections.emptyList();
}
public static Token getIndexFor( int index )
{
return intToIndex.get( index );
}
public static void add( MyPropertyKeyToken index )
{
stringToIndex.put( index.name(), index );
intToIndex.put( index.id(), index );
}
}
private Token createDummyIndex( int id, String key )
{
MyPropertyKeyToken index = new MyPropertyKeyToken( key, id );
MyPropertyKeyToken.add( index );
return index;
}
private void initializeStores( File storeDir, Map<String,String> additionalConfig ) throws IOException
{
ds = dsRule.getDataSource( storeDir, fs.get(), pageCache, additionalConfig );
ds.init();
ds.start();
NeoStores neoStores = ds.getDependencyResolver()
.resolveDependency( RecordStorageEngine.class ).testAccessNeoStores();
pStore = neoStores.getPropertyStore();
rtStore = neoStores.getRelationshipTypeTokenStore();
storeLayer = ds.getStoreLayer();
propertyLoader = new PropertyLoader( neoStores );
}
private void startTx() throws TransactionFailureException
{
tx = ds.getKernel().newTransaction( KernelTransaction.Type.implicit, AccessMode.Static.FULL );
transaction = ((KernelTransactionImplementation) tx).txState();
}
private void commitTx() throws TransactionFailureException
{
tx.success();
tx.close();
}
private int index( String key )
{
Iterator<Token> itr = MyPropertyKeyToken.index( key ).iterator();
if ( !itr.hasNext() )
{
int id = (int) nextId( PropertyKeyTokenRecord.class );
createDummyIndex( id, key );
transaction.propertyKeyDoCreateForName( key, id );
return id;
}
return itr.next().id();
}
private long nextId( Class<?> clazz )
{
NeoStores neoStores = ds.getDependencyResolver()
.resolveDependency( RecordStorageEngine.class ).testAccessNeoStores();
if ( clazz.equals( PropertyKeyTokenRecord.class ) )
{
return neoStores.getPropertyKeyTokenStore().nextId();
}
if ( clazz.equals( RelationshipType.class ) )
{
return neoStores.getRelationshipTypeTokenStore().nextId();
}
if ( clazz.equals( Node.class ) )
{
return neoStores.getNodeStore().nextId();
}
if ( clazz.equals( Relationship.class ) )
{
return neoStores.getRelationshipStore().nextId();
}
throw new IllegalArgumentException( clazz.getName() );
}
private void validateNodeRel1( final long node, DefinedProperty prop1,
DefinedProperty prop2, DefinedProperty prop3, long rel1, long rel2,
final int relType1, final int relType2 ) throws IOException
{
assertTrue( nodeExists( node ) );
ArrayMap<Integer,Pair<DefinedProperty,Long>> props = new ArrayMap<>();
PropertyReceiver<DefinedProperty> receiver = newPropertyReceiver( props );
propertyLoader.nodeLoadProperties( node, receiver );
int count = 0;
for ( int keyId : props.keySet() )
{
long id = props.get( keyId ).other();
PropertyRecord record = getRecord( pStore, id );
PropertyBlock block = record.getPropertyBlock( props.get( keyId ).first().propertyKeyId() );
DefinedProperty data = block.newPropertyData( pStore );
if ( data.propertyKeyId() == prop1.propertyKeyId() )
{
assertEquals( "prop1", MyPropertyKeyToken.getIndexFor(
keyId ).name() );
assertEquals( "string1", data.value() );
nodeAddProperty( node, prop1.propertyKeyId(), "-string1" );
}
else if ( data.propertyKeyId() == prop2.propertyKeyId() )
{
assertEquals( "prop2", MyPropertyKeyToken.getIndexFor(
keyId ).name() );
assertEquals( 1, data.value() );
nodeAddProperty( node, prop2.propertyKeyId(), new Integer( -1 ) );
}
else if ( data.propertyKeyId() == prop3.propertyKeyId() )
{
assertEquals( "prop3", MyPropertyKeyToken.getIndexFor(
keyId ).name() );
assertEquals( true, data.value() );
nodeAddProperty( node, prop3.propertyKeyId(), false );
}
else
{
throw new IOException();
}
count++;
}
assertEquals( 3, count );
count = 0;
try ( Cursor<NodeItem> nodeCursor = ((KernelStatement) tx.acquireStatement()).getStoreStatement()
.acquireSingleNodeCursor(
node ) )
{
nodeCursor.next();
try ( Cursor<RelationshipItem> relationships = nodeCursor.get().relationships( Direction.BOTH ) )
{
while ( relationships.next() )
{
long rel = relationships.get().id();
if ( rel == rel1 )
{
assertEquals( node, relationships.get().startNode() );
assertEquals( relType1, relationships.get().type() );
}
else if ( rel == rel2 )
{
assertEquals( node, relationships.get().endNode() );
assertEquals( relType2, relationships.get().type() );
}
else
{
throw new IOException();
}
count++;
}
}
}
assertEquals( 2, count );
}
private PropertyReceiver<DefinedProperty> newPropertyReceiver( final ArrayMap<Integer,Pair<DefinedProperty,Long>> props )
{
return new PropertyReceiver<DefinedProperty>()
{
@Override
public void receive( DefinedProperty property, long propertyRecordId )
{
props.put( property.propertyKeyId(), Pair.of( property, propertyRecordId ) );
}
};
}
private void validateNodeRel2( final long node, DefinedProperty prop1,
DefinedProperty prop2, DefinedProperty prop3,
long rel1, long rel2, final int relType1, final int relType2 )
throws IOException, RuntimeException
{
assertTrue( nodeExists( node ) );
ArrayMap<Integer,Pair<DefinedProperty,Long>> props = new ArrayMap<>();
propertyLoader.nodeLoadProperties( node, newPropertyReceiver( props ) );
int count = 0;
for ( int keyId : props.keySet() )
{
long id = props.get( keyId ).other();
PropertyRecord record = getRecord( pStore, id );
PropertyBlock block = record.getPropertyBlock( props.get( keyId ).first().propertyKeyId() );
DefinedProperty data = block.newPropertyData( pStore );
if ( data.propertyKeyId() == prop1.propertyKeyId() )
{
assertEquals( "prop1", MyPropertyKeyToken.getIndexFor(
keyId ).name() );
assertEquals( "string2", data.value() );
nodeAddProperty( node, prop1.propertyKeyId(), "-string2" );
}
else if ( data.propertyKeyId() == prop2.propertyKeyId() )
{
assertEquals( "prop2", MyPropertyKeyToken.getIndexFor(
keyId ).name() );
assertEquals( 2, data.value() );
nodeAddProperty( node, prop2.propertyKeyId(), new Integer( -2 ) );
}
else if ( data.propertyKeyId() == prop3.propertyKeyId() )
{
assertEquals( "prop3", MyPropertyKeyToken.getIndexFor(
keyId ).name() );
assertEquals( false, data.value() );
nodeAddProperty( node, prop3.propertyKeyId(), true );
}
else
{
throw new IOException();
}
count++;
}
assertEquals( 3, count );
count = 0;
try ( Cursor<NodeItem> nodeCursor = ((KernelStatement) tx.acquireStatement()).getStoreStatement()
.acquireSingleNodeCursor(
node ) )
{
nodeCursor.next();
try ( Cursor<RelationshipItem> relationships = nodeCursor.get().relationships( Direction.BOTH ) )
{
while ( relationships.next() )
{
long rel = relationships.get().id();
if ( rel == rel1 )
{
assertEquals( node, relationships.get().endNode() );
assertEquals( relType1, relationships.get().type() );
}
else if ( rel == rel2 )
{
assertEquals( node, relationships.get().startNode() );
assertEquals( relType2, relationships.get().type() );
}
else
{
throw new IOException();
}
count++;
}
}
}
assertEquals( 2, count );
}
private boolean nodeExists( long nodeId )
{
try ( StorageStatement statement = storeLayer.newStatement() )
{
try ( Cursor<NodeItem> node = statement.acquireSingleNodeCursor( nodeId ) )
{
return node.next();
}
}
}
private void validateRel1( long rel, DefinedProperty prop1,
DefinedProperty prop2, DefinedProperty prop3, long firstNode, long secondNode,
int relType ) throws IOException
{
ArrayMap<Integer,Pair<DefinedProperty,Long>> props = new ArrayMap<>();
propertyLoader.relLoadProperties( rel, newPropertyReceiver( props ) );
int count = 0;
for ( int keyId : props.keySet() )
{
long id = props.get( keyId ).other();
PropertyRecord record = getRecord( pStore, id );
PropertyBlock block = record.getPropertyBlock( props.get( keyId ).first().propertyKeyId() );
DefinedProperty data = block.newPropertyData( pStore );
if ( data.propertyKeyId() == prop1.propertyKeyId() )
{
assertEquals( "prop1", MyPropertyKeyToken.getIndexFor(
keyId ).name() );
assertEquals( "string1", data.value() );
relAddProperty( rel, prop1.propertyKeyId(), "-string1" );
}
else if ( data.propertyKeyId() == prop2.propertyKeyId() )