"directory"      | new DirectorySnapshot("/absolute/path", "path", AccessType.DIRECT, TestHashCodes.hashCodeFrom(123), [])
        "broken symlink" | new MissingFileSnapshot("/absolute/path", "path", AccessType.VIA_SYMLINK)
    }

     * Snapshots a directory, reusing existing previously known snapshots.
     *
     * Follows symlinks and includes them in the returned snapshot.
     * Snapshots of followed symlinks are marked with {@link AccessType#VIA_SYMLINK}.
     *
     * @param absolutePath The absolute path of the directory to snapshot.
     * @param predicate A predicate that determines which files to include in the snapshot.

        return retainOnlyMatchingSnapshots(root, invalidator,
            snapshot -> snapshot.getAccessType() != FileMetadata.AccessType.VIA_SYMLINK);
    }

    private static boolean isAncestorASymlink(Map<String, Boolean> symlinkCache, File file) {
        File parent = file.getParentFile();
        if (parent == null) {
            return false;

            regularFile.name,
            TestFiles.fileHasher().hash(regularFile),
            DefaultFileMetadata.file(attributes.lastModifiedTime().toMillis(), attributes.size(), AccessType.VIA_SYMLINK)
        )
    }

    static boolean equalIgnoringOrder(Object actual, Collection<?> expected) {
        List<?> actualSorted = (actual as List).toSorted()