Examples with ReusableRecordsAllocator org.neo4j.kernel.impl.store.allocator.ReusableRecordsAllocator used on opensource projects

Example 6 with ReusableRecordsAllocator

use of org.neo4j.kernel.impl.store.allocator.ReusableRecordsAllocator in project neo4j by neo4j.

the class NodeStoreTest method shouldReadFirstFromTwoRecordDynamicLongArray.

@Test
public void shouldReadFirstFromTwoRecordDynamicLongArray() throws Exception {
    // GIVEN
    Long expectedId = 12L;
    long[] ids = new long[] { expectedId, 1L, 2L, 3L, 4L, 5L, 6L, 7L, 8L, 9L, 10L, 11L };
    DynamicRecord firstRecord = new DynamicRecord(0L);
    allocateFromNumbers(new ArrayList<>(), ids, new ReusableRecordsAllocator(8, firstRecord, new DynamicRecord(1L)));
    // WHEN
    Long firstId = readOwnerFromDynamicLabelsRecord(firstRecord);
    // THEN
    assertEquals(expectedId, firstId);
}

Example 7 with ReusableRecordsAllocator

use of org.neo4j.kernel.impl.store.allocator.ReusableRecordsAllocator in project neo4j by neo4j.

the class NodeStoreTest method shouldReadFirstFromSingleRecordDynamicLongArray.

@Test
public void shouldReadFirstFromSingleRecordDynamicLongArray() throws Exception {
    // GIVEN
    Long expectedId = 12L;
    long[] ids = new long[] { expectedId, 23L, 42L };
    DynamicRecord firstRecord = new DynamicRecord(0L);
    allocateFromNumbers(new ArrayList<>(), ids, new ReusableRecordsAllocator(60, firstRecord));
    // WHEN
    Long firstId = readOwnerFromDynamicLabelsRecord(firstRecord);
    // THEN
    assertEquals(expectedId, firstId);
}

Example 8 with ReusableRecordsAllocator

use of org.neo4j.kernel.impl.store.allocator.ReusableRecordsAllocator in project neo4j by neo4j.

the class NodeStoreTest method shouldReadFirstAsNullFromEmptyDynamicLongArray.

@Test
public void shouldReadFirstAsNullFromEmptyDynamicLongArray() throws Exception {
    // GIVEN
    Long expectedId = null;
    long[] ids = new long[] {};
    DynamicRecord firstRecord = new DynamicRecord(0L);
    allocateFromNumbers(new ArrayList<>(), ids, new ReusableRecordsAllocator(60, firstRecord));
    // WHEN
    Long firstId = readOwnerFromDynamicLabelsRecord(firstRecord);
    // THEN
    assertEquals(expectedId, firstId);
}

Example 9 with ReusableRecordsAllocator

use of org.neo4j.kernel.impl.store.allocator.ReusableRecordsAllocator in project neo4j by neo4j.

the class NodeDynamicLabelOrphanChainStartCheckTest method shouldReportOwningNodeRecordNotPointingBack.

@Test
public void shouldReportOwningNodeRecordNotPointingBack() throws Exception {
    // given
    long nodeId = 12L;
    Collection<DynamicRecord> validLabelRecords = new ArrayList<>();
    DynamicRecord dynamicRecord = inUse(new DynamicRecord(0));
    allocateFromNumbers(validLabelRecords, new long[] { nodeId }, new ReusableRecordsAllocator(66, dynamicRecord));
    Collection<DynamicRecord> fakePointedToRecords = new ArrayList<>();
    DynamicRecord dynamicRecord1 = inUse(new DynamicRecord(1));
    allocateFromNumbers(fakePointedToRecords, new long[] { nodeId }, new ReusableRecordsAllocator(66, dynamicRecord1));
    NodeRecord nodeRecord = inUse(new NodeRecord(nodeId, false, -1, -1));
    nodeRecord.setLabelField(dynamicPointer(fakePointedToRecords), fakePointedToRecords);
    add(nodeRecord);
    // when
    DynamicLabelConsistencyReport report = check(Iterators.single(validLabelRecords.iterator()));
    // then
    verify(report).orphanDynamicLabelRecordDueToInvalidOwner(nodeRecord);
}

Example 10 with ReusableRecordsAllocator

use of org.neo4j.kernel.impl.store.allocator.ReusableRecordsAllocator in project neo4j by neo4j.

the class NodeRecordCheckTest method shouldReportOutOfOrderDynamicLabels.

@Test
public void shouldReportOutOfOrderDynamicLabels() throws Exception {
    // given
    long[] labelIds = createLabels(100);
    NodeRecord node = inUse(new NodeRecord(42, false, NONE, NONE));
    add(node);
    DynamicRecord labelsRecord1 = inUse(array(new DynamicRecord(1)));
    DynamicRecord labelsRecord2 = inUse(array(new DynamicRecord(2)));
    Collection<DynamicRecord> labelRecords = asList(labelsRecord1, labelsRecord2);
    long temp = labelIds[12];
    labelIds[12] = labelIds[11];
    labelIds[11] = temp;
    DynamicArrayStore.allocateFromNumbers(new ArrayList<>(), labelIds, new ReusableRecordsAllocator(52, labelRecords));
    assertDynamicRecordChain(labelsRecord1, labelsRecord2);
    node.setLabelField(DynamicNodeLabels.dynamicPointer(labelRecords), labelRecords);
    addNodeDynamicLabels(labelsRecord1);
    addNodeDynamicLabels(labelsRecord2);
    // when
    ConsistencyReport.NodeConsistencyReport report = check(node);
    // then
    verify(report).labelsOutOfOrder(labelIds[11], labelIds[12]);
}