pub unsafe extern "C" fn gtk_test_accessible_assertion_message_role(
    domain: *const c_char,
    file: *const c_char,
    line: c_int,
    func: *const c_char,
    expr: *const c_char,
    accessible: *mut GtkAccessible,
    expected_role: GtkAccessibleRole,
    actual_role: GtkAccessibleRole
)