import org.gradle.internal.operations.BuildOperationRunner
import org.gradle.internal.operations.CallableBuildOperation
import org.gradle.internal.operations.RunnableBuildOperation
import org.gradle.internal.snapshot.DirectorySnapshot
import org.gradle.internal.snapshot.RegularFileSnapshot
import org.gradle.internal.snapshot.SnapshotVisitorUtil
import org.gradle.test.fixtures.file.TestNameTestDirectoryProvider
import org.junit.Rule

    @Override
    protected FileSystemNode createInitialRootNode(ChildMap<FileSystemLocationSnapshot> children) {
        return new DirectorySnapshot("/root/some/path", PathUtil.getFileName("path"), AccessType.DIRECT, TestHashCodes.hashCodeFrom(1234), children).asFileSystemNode()
    }

    @Override
    protected FileSystemLocationSnapshot mockChild() {

            FilenameUtils.getName(absolutePath),
            DirectorySnapshotBuilder.EmptyDirectoryHandlingStrategy.INCLUDE_EMPTY_DIRS
        )
        children.each { snapshot ->
            if (snapshot instanceof DirectorySnapshot) {
                builder.visitDirectory(snapshot)
            } else {
                builder.visitLeafElement(snapshot)
            }
        }
        return builder.leaveDirectory()
    }

            String targetPath = getTargetPath(relativePath);
            snapshot.accept(new FileSystemLocationSnapshotVisitor() {
                @Override
                public void visitDirectory(DirectorySnapshot directorySnapshot) {
                    assertCorrectType(isRoot, snapshot);
                    File dir = new File(snapshot.getAbsolutePath());

        0 * _
    }

    TestFile file(Object... path) {
        temporaryFolder.testDirectory.file(path)
    }

    DirectorySnapshot snapshotDirectory(File directory) {
        directorySnapshotter.snapshot(directory.absolutePath, null, [:]) {} as DirectorySnapshot
    }

    void addSnapshot(FileSystemLocationSnapshot snapshot) {