private int createNewPropertyKeyId(String stringKey) {
PropertyKeyTokenStore idxStore = getPropertyKeyTokenStore();
int keyId = (int) idxStore.nextId();
PropertyKeyTokenRecord record = new PropertyKeyTokenRecord(keyId);
record.setInUse(true);
record.setCreated();
Collection<DynamicRecord> keyRecords = idxStore.allocateNameRecords(encodeString(stringKey));
record.setNameId((int) first(keyRecords).getId());
record.addNameRecords(keyRecords);
idxStore.updateRecord(record);
propertyKeyTokens.addToken(stringKey, keyId);
return keyId;
}
@Test
public void shouldDeduplicateUniquePropertyIndexKeys() throws Exception {
// GIVEN
// a store that contains two nodes with property "name" of which there are two key tokens
Unzip.unzip(Legacy19Store.class, "propkeydupdb.zip", storeDir);
// WHEN
// upgrading that store, the two key tokens for "name" should be merged
upgrader(new StoreMigrator(monitor, fs)).migrateIfNeeded(storeDir);
// THEN
// verify that the "name" property for both the involved nodes
GraphDatabaseService db =
new GraphDatabaseFactory().newEmbeddedDatabase(storeDir.getAbsolutePath());
try {
Node nodeA = getNodeWithName(db, "A");
assertThat(nodeA, inTx(db, hasProperty("name").withValue("A")));
Node nodeB = getNodeWithName(db, "B");
assertThat(nodeB, inTx(db, hasProperty("name").withValue("B")));
Node nodeC = getNodeWithName(db, "C");
assertThat(nodeC, inTx(db, hasProperty("name").withValue("C")));
assertThat(nodeC, inTx(db, hasProperty("other").withValue("a value")));
assertThat(nodeC, inTx(db, hasProperty("third").withValue("something")));
} finally {
db.shutdown();
}
// THEN
// verify that there are no duplicate keys in the store
PropertyKeyTokenStore tokenStore = cleanup.add(storeFactory.newPropertyKeyTokenStore());
Token[] tokens = tokenStore.getTokens(MAX_VALUE);
tokenStore.close();
assertNoDuplicates(tokens);
assertConsistentStore(storeDir);
}
