return listenerManager.getBroadcaster(OutputChangeListener.class);
    }

    @Provides
    public ExecutionEngine createExecutionEngine(
        BuildCacheController buildCacheController,
        BuildCancellationToken cancellationToken,
        BuildInvocationScopeId buildInvocationScopeId,
        BuildOperationRunner buildOperationRunner,

    }

    abstract protected BuildCacheController doCreateController(
        Path buildIdentityPath,
        @Nullable DescribedBuildCacheService<DirectoryBuildCache, L> localDescribedService,
        @Nullable DescribedBuildCacheService<BuildCache, BuildCacheService> remoteDescribedService
    );

    @Override

    def changeDetector = new DefaultExecutionStateChangeDetector()
    def taskCacheabilityResolver = Stub(TaskCacheabilityResolver) {
        shouldDisableCaching(_) >> Optional.empty()
    }
    def buildCacheController = Stub(BuildCacheController)
    def listenerManager = Stub(ListenerManager)
    def classloaderHierarchyHasher = new ClassLoaderHierarchyHasher() {
        @Override
        HashCode getClassLoaderHash(ClassLoader classLoader) {

    def valueSnapshotter = new DefaultValueSnapshotter([], classloaderHierarchyHasher)
    def inputFingerprinter = new DefaultInputFingerprinter(snapshotter, fingerprinterRegistry, valueSnapshotter)
    def buildCacheController = Mock(BuildCacheController)
    def buildOperationRunner = new TestBuildOperationRunner()
    def validationWarningReporter = Mock(ValidateStep.ValidationWarningRecorder)

    final outputFile = temporaryFolder.file("output-file")

import org.gradle.cache.internal.locklistener.FileLockContentionHandler;
import org.gradle.cache.internal.locklistener.InetAddressProvider;
import org.gradle.caching.internal.controller.BuildCacheController;
import org.gradle.caching.internal.controller.DefaultBuildCacheController;
import org.gradle.caching.internal.controller.service.BuildCacheServicesConfiguration;

    }
    testFixturesApi(project(":model-core")) {
        because("test fixtures expose IConventionAware")
    }
    testFixturesApi(project(":build-cache")) {
        because("test fixtures expose BuildCacheController")
    }
    testFixturesApi(project(":execution")) {
        because("test fixtures expose OutputChangeListener")
    }
    testFixturesApi(project(":native")) {