def METHOD_NAME():
    # No remove_locale_url provided.
    menu = jinja_helpers.l10n_menu({})
    assert 'data-rm-locale=""' in menu, menu
    # Specific remove_locale_url provided (eg for user).
    menu = jinja_helpers.l10n_menu({}, remove_locale_url='/some/url/')
    assert 'data-rm-locale="/some/url/"' in menu, menu
    # Use the remove_locale_url taken from the addon in the context.
    menu = jinja_helpers.l10n_menu({'addon': Addon()}, remove_locale_url='some/url/')
    assert 'data-rm-locale="/en-US/developers/addon/None/rmlocale"' in menu