import java.io.File;

@ServiceScope(Scope.Global.class)
public interface ImmutableWorkspaceMetadataStore {

    ImmutableWorkspaceMetadata loadWorkspaceMetadata(File workspace);

    void storeWorkspaceMetadata(File workspace, ImmutableWorkspaceMetadata metadata);

            temporaryWorkspace.file("output.txt").text = "output"
            return delegateResult
        }

        then:
        1 * immutableWorkspaceMetadataStore.storeWorkspaceMetadata(temporaryWorkspace, _) >> { File workspace, ImmutableWorkspaceMetadata metadata ->
            metadata.originMetadata == delegateOriginMetadata
        }

        then:

            .build()
        def metadata = new ImmutableWorkspaceMetadata(new OriginMetadata("test-invocation-id", hashCodeFrom(0x4567), Duration.ofSeconds(123)), outputHashes)

        when:
        store.storeWorkspaceMetadata(workspace, metadata)

        then:
        workspace.file("metadata.bin").assertIsFile()

        when:
        def loadedMetadata = store.loadWorkspaceMetadata(workspace)

        then:

        } catch (IOException e) {
            throw new UncheckedIOException("Could not read workspace metadata from " + metadataFile, e);
        }
    }

    @Override
    public void storeWorkspaceMetadata(File workspace, ImmutableWorkspaceMetadata metadata) {
        File metadataFile = new File(workspace, METADATA_FILE);
        //noinspection IOStreamConstructor

                ImmutableWorkspaceMetadata metadata = new ImmutableWorkspaceMetadata(executionOutputState.getOriginMetadata(), outputHashes);
                workspaceMetadataStore.storeWorkspaceMetadata(temporaryWorkspace, metadata);

                return moveTemporaryWorkspaceToImmutableLocation(workspace,
                    new WorkspaceMoveHandler(work, workspace, temporaryWorkspace, delegateResult));