@Test
public void shouldNotReportMissingPropertyForDeletedRelationshipWithProperty() {
// given
NodeRecord oldNode1 = add(inUse(new NodeRecord(1, false, NONE, NONE)));
NodeRecord oldNode2 = add(inUse(new NodeRecord(2, false, NONE, NONE)));
RelationshipRecord oldRel = add(inUse(new RelationshipRecord(42, 1, 2, 7)));
oldNode1.setNextRel(oldRel.getId());
oldNode2.setNextRel(oldRel.getId());
PropertyRecord oldProperty = add(inUse(new PropertyRecord(101)));
oldProperty.setRelId(oldRel.getId());
oldRel.setNextProp(oldProperty.getId());
NodeRecord newNode1 = add(notInUse(new NodeRecord(1, false, NONE, NONE)));
NodeRecord newNode2 = add(notInUse(new NodeRecord(2, false, NONE, NONE)));
RelationshipRecord newRel = add(notInUse(new RelationshipRecord(42, 1, 2, 7)));
newNode1.setNextRel(newRel.getId());
newNode2.setNextRel(newRel.getId());
PropertyRecord newProperty = add(notInUse(new PropertyRecord(101)));
newProperty.setRelId(newRel.getId());
newRel.setNextProp(newProperty.getId());
// when
ConsistencyReport.PropertyConsistencyReport report = checkChange(oldProperty, newProperty);
// then
verifyNoMoreInteractions(report);
}
private void connectRelationship(
NodeRecord firstNode, NodeRecord secondNode, RelationshipRecord rel) {
assert firstNode.getNextRel() != rel.getId();
assert secondNode.getNextRel() != rel.getId();
rel.setFirstNextRel(firstNode.getNextRel());
rel.setSecondNextRel(secondNode.getNextRel());
connect(firstNode, rel);
connect(secondNode, rel);
firstNode.setNextRel(rel.getId());
secondNode.setNextRel(rel.getId());
}
private void connectRelationship(
NodeRecord firstNode,
NodeRecord secondNode,
RelationshipRecord rel,
RecordAccess<Long, RelationshipRecord, Void> relRecords,
RecordAccess<Long, RelationshipGroupRecord, Integer> relGroupRecords) {
// Assertion interpreted: if node is a normal node and we're trying to create a
// relationship that we already have as first rel for that node --> error
assert firstNode.getNextRel() != rel.getId() || firstNode.isDense();
assert secondNode.getNextRel() != rel.getId() || secondNode.isDense();
if (!firstNode.isDense()) {
rel.setFirstNextRel(firstNode.getNextRel());
}
if (!secondNode.isDense()) {
rel.setSecondNextRel(secondNode.getNextRel());
}
if (!firstNode.isDense()) {
connect(firstNode, rel, relRecords);
} else {
connectRelationshipToDenseNode(firstNode, rel, relRecords, relGroupRecords);
}
if (!secondNode.isDense()) {
if (firstNode.getId() != secondNode.getId()) {
connect(secondNode, rel, relRecords);
} else {
rel.setFirstInFirstChain(true);
rel.setSecondPrevRel(rel.getFirstPrevRel());
}
} else if (firstNode.getId() != secondNode.getId()) {
connectRelationshipToDenseNode(secondNode, rel, relRecords, relGroupRecords);
}
if (!firstNode.isDense()) {
firstNode.setNextRel(rel.getId());
}
if (!secondNode.isDense()) {
secondNode.setNextRel(rel.getId());
}
}
private void convertNodeToDenseNode(
NodeRecord node,
RelationshipRecord firstRel,
RecordAccess<Long, RelationshipRecord, Void> relRecords,
RecordAccess<Long, RelationshipGroupRecord, Integer> relGroupRecords) {
firstRel = relRecords.getOrLoad(firstRel.getId(), null).forChangingLinkage();
node.setDense(true);
node.setNextRel(Record.NO_NEXT_RELATIONSHIP.intValue());
long relId = firstRel.getId();
RelationshipRecord relRecord = firstRel;
while (relId != Record.NO_NEXT_RELATIONSHIP.intValue()) {
locker.getWriteLock(relId);
relId = relChain(relRecord, node.getId()).get(relRecord);
connectRelationshipToDenseNode(node, relRecord, relRecords, relGroupRecords);
if (relId == Record.NO_NEXT_RELATIONSHIP.intValue()) {
break;
}
relRecord = relRecords.getOrLoad(relId, null).forChangingLinkage();
}
if (upgradedDenseNodes == null) {
upgradedDenseNodes = new ArrayList<>();
}
upgradedDenseNodes.add(node);
}