'Returns the full path of the file to upload.
These files have been placed in edx-platform/common/test/data/uploads/'

@staticmethod
def get_asset_path(file_name):

    folders_list_in_path = __file__.split(os.sep)
    folders_list_in_path = folders_list_in_path[:(-4)]
    folders_list_in_path.extend([u'data', u'uploads', file_name])
    return os.sep.join(folders_list_in_path)
