Examples with IndexDescriptor org.neo4j.internal.schema.IndexDescriptor used on opensource projects

Example 46 with IndexDescriptor

use of org.neo4j.internal.schema.IndexDescriptor in project neo4j by neo4j.

the class SchemaStatementProcedureTest method schemaStatementsShouldHandleIndexWithBackticks.

@Test
void schemaStatementsShouldHandleIndexWithBackticks() throws IndexNotFoundKernelException, ProcedureException, LabelNotFoundKernelException, PropertyKeyIdNotFoundKernelException {
    IndexDescriptor index = forSchema(forLabel(1, 1)).withName(NAME_WITH_BACKTICKS).materialise(1);
    InternalIndexState internalIndexState = InternalIndexState.ONLINE;
    SchemaReadCore schemaReadCore = getSchemaReadCore(index, internalIndexState);
    TokenRead tokenRead = mock(TokenRead.class);
    when(tokenRead.nodeLabelName(1)).thenReturn(LABEL_WITH_BACKTICKS);
    when(tokenRead.propertyKeyName(1)).thenReturn(PROPERTY_KEY_WITH_BACKTICKS);
    Collection<BuiltInProcedures.SchemaStatementResult> result = createSchemaStatementResults(schemaReadCore, tokenRead);
    Iterator<BuiltInProcedures.SchemaStatementResult> iter = result.iterator();
    assertTrue(iter.hasNext());
    BuiltInProcedures.SchemaStatementResult next = iter.next();
    assertEquals(NAME_WITH_BACKTICKS, next.name);
    assertEquals(format("CALL db.createIndex('%s', ['%s'], ['%s'], 'Undecided-0', {})", NAME_WITH_BACKTICKS, LABEL_WITH_BACKTICKS, PROPERTY_KEY_WITH_BACKTICKS), next.createStatement);
    assertEquals(format("DROP INDEX %s", ESCAPED_NAME_WITH_BACKTICKS), next.dropStatement);
    assertFalse(iter.hasNext());
}

Example 47 with IndexDescriptor

use of org.neo4j.internal.schema.IndexDescriptor in project neo4j by neo4j.

the class SchemaStatementProcedureTest method schemaStatementsMustNotIncludeFailedIndexes.

@Test
void schemaStatementsMustNotIncludeFailedIndexes() throws IndexNotFoundKernelException, ProcedureException {
    IndexDescriptor index = someIndex();
    InternalIndexState indexState = InternalIndexState.FAILED;
    SchemaReadCore schemaReadCore = getSchemaReadCore(index, indexState);
    TokenRead tokenRead = mock(TokenRead.class);
    Collection<BuiltInProcedures.SchemaStatementResult> result = createSchemaStatementResults(schemaReadCore, tokenRead);
    assertEquals(0, result.size());
}

Example 48 with IndexDescriptor

use of org.neo4j.internal.schema.IndexDescriptor in project neo4j by neo4j.

the class KernelAPIParallelLabelScanStressIT method shouldDoParallelLabelScans.

@Test
void shouldDoParallelLabelScans() throws Throwable {
    int[] labels = new int[3];
    // Create nodes with labels
    try (KernelTransaction tx = kernel.beginTransaction(EXPLICIT, LoginContext.AUTH_DISABLED)) {
        labels[0] = createLabeledNodes(tx, N_NODES, "LABEL1");
        labels[1] = createLabeledNodes(tx, N_NODES, "LABEL2");
        labels[2] = createLabeledNodes(tx, N_NODES, "LABEL3");
        tx.commit();
    }
    IndexDescriptor nodeLabelIndex;
    try (KernelTransaction tx = kernel.beginTransaction(EXPLICIT, LoginContext.AUTH_DISABLED)) {
        nodeLabelIndex = tx.schemaRead().index(SchemaDescriptor.forAnyEntityTokens(EntityType.NODE)).next();
        tx.commit();
    }
    KernelAPIParallelStress.parallelStressInTx(kernel, N_THREADS, tx -> tx.cursors().allocateNodeLabelIndexCursor(tx.cursorContext()), (read, cursor) -> labelScan(read, cursor, nodeLabelIndex, labels[random.nextInt(labels.length)]));
}

Example 49 with IndexDescriptor

use of org.neo4j.internal.schema.IndexDescriptor in project neo4j by neo4j.

the class RecordStorageReaderSchemaTest method shouldListAllIndexesForRelationshipTypeAtTimeOfSnapshot.

@Test
void shouldListAllIndexesForRelationshipTypeAtTimeOfSnapshot() throws Exception {
    // Given
    IndexDescriptor expectedIndex = createIndex(relType1, propertyKey);
    createIndex(relType2, propertyKey);
    // When
    StorageSchemaReader snapshot = storageReader.schemaSnapshot();
    Set<IndexDescriptor> indexes = asSet(snapshot.indexesGetForRelationshipType(relationshipTypeId(relType1)));
    // Then
    assertEquals(asSet(expectedIndex), indexes);
}

Example 50 with IndexDescriptor

use of org.neo4j.internal.schema.IndexDescriptor in project neo4j by neo4j.

the class RecordStorageReaderSchemaTest method shouldListAllIndexesForRelationshipType.

@Test
void shouldListAllIndexesForRelationshipType() throws Exception {
    // Given
    IndexDescriptor expectedIndex = createIndex(relType1, propertyKey);
    createIndex(relType2, propertyKey);
    // When
    Set<IndexDescriptor> indexes = asSet(storageReader.indexesGetForRelationshipType(relationshipTypeId(relType1)));
    // Then
    assertEquals(asSet(expectedIndex), indexes);
}