Changelog:
we now support @example(...).xfail(), with the same (optional) condition, reason, and raises arguments as pytest.mark.xfail().
(From OE-Core rev: 31c0a609e2af33a7734337ebb9e2377556506fdc)
Signed-off-by: Wang Mingyu <wangmy@fujitsu.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
