def METHOD_NAME(db, request):
    """
    Require a filesystem assetstore. Its location will be derived from the test function name.
    """
    from girder.constants import ROOT_DIR
    from girder.models.assetstore import Assetstore
    name = _uid(request.node)
    path = os.path.join(ROOT_DIR, 'tests', 'assetstore', name)
    if os.path.isdir(path):
        shutil.rmtree(path)
    yield Assetstore().createFilesystemAssetstore(name=name, root=path)
    if os.path.isdir(path):
        shutil.rmtree(path)