Examples with ConstraintIndexCreator org.neo4j.kernel.impl.api.state.ConstraintIndexCreator used on opensource projects

Example 6 with ConstraintIndexCreator

use of org.neo4j.kernel.impl.api.state.ConstraintIndexCreator in project neo4j by neo4j.

the class ConstraintIndexCreatorTest method shouldReleaseSchemaLockWhileAwaitingIndexPopulation.

@Test
public void shouldReleaseSchemaLockWhileAwaitingIndexPopulation() throws Exception {
    // given
    StubKernel kernel = new StubKernel();
    IndexingService indexingService = mock(IndexingService.class);
    StatementOperationParts constraintCreationContext = mockedParts();
    PropertyAccessor propertyAccessor = mock(PropertyAccessor.class);
    KernelStatement state = mockedState();
    when(constraintCreationContext.schemaReadOperations().indexGetCommittedId(state, index)).thenReturn(2468L);
    IndexProxy indexProxy = mock(IndexProxy.class);
    when(indexingService.getIndexProxy(anyLong())).thenReturn(indexProxy);
    ConstraintIndexCreator creator = new ConstraintIndexCreator(() -> kernel, indexingService, propertyAccessor, true);
    // when
    creator.createUniquenessConstraintIndex(state, constraintCreationContext.schemaReadOperations(), index.schema());
    // then
    verify(state.locks().pessimistic()).releaseExclusive(ResourceTypes.SCHEMA, ResourceTypes.schemaResource());
    verify(state.locks().pessimistic()).acquireExclusive(state.lockTracer(), ResourceTypes.SCHEMA, ResourceTypes.schemaResource());
}