Message-ID: <472b2dd9-3596-5d5b-2fc2-20a7bbf05dbf@mojatatu.com>
Date:   Fri, 3 Dec 2021 07:40:58 -0500
MIME-Version: 1.0
User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101
 Thunderbird/91.3.2
Subject: Re: [PATCH v3 1/3] selftests/tc-testing: add exit code
Content-Language: en-US
To:     Li Zhijian <zhijianx.li@intel.com>, kuba@kernel.org,
        xiyou.wangcong@gmail.com, jiri@resnulli.us, shuah@kernel.org
Cc:     netdev@vger.kernel.org, linux-kselftest@vger.kernel.org,
        linux-kernel@vger.kernel.org, lizhijian@cn.fujitsu.com,
        Philip Li <philip.li@intel.com>,
        kernel test robot <lkp@intel.com>,
        Davide Caratti <dcaratti@redhat.com>
References: <20211203025323.6052-1-zhijianx.li@intel.com>
From:   Jamal Hadi Salim <jhs@mojatatu.com>
In-Reply-To: <20211203025323.6052-1-zhijianx.li@intel.com>
Content-Type: text/plain; charset=UTF-8; format=flowed
Content-Transfer-Encoding: 7bit
Precedence: bulk

All LGTM - but shouldnt these patches be independent of each other?
i.e submit 3 patches each with 1/1

cheers,
jamal

On 2021-12-02 21:53, Li Zhijian wrote:
> Mark the summary result as FAIL to prevent from confusing the selftest
> framework if some of them are failed.
> 
> Previously, the selftest framework always treats it as *ok* even though
> some of them are failed actually. That's because the script tdc.sh always
> return 0.
> 
>   # All test results:
>   #
>   # 1..97
>   # ok 1 83be - Create FQ-PIE with invalid number of flows
>   # ok 2 8b6e - Create RED with no flags
> [...snip]
>   # ok 6 5f15 - Create RED with flags ECN, harddrop
>   # ok 7 53e8 - Create RED with flags ECN, nodrop
>   # ok 8 d091 - Fail to create RED with only nodrop flag
>   # ok 9 af8e - Create RED with flags ECN, nodrop, harddrop
>   # not ok 10 ce7d - Add mq Qdisc to multi-queue device (4 queues)
>   #       Could not match regex pattern. Verify command output:
>   # qdisc mq 1: root
>   # qdisc fq_codel 0: parent 1:4 limit 10240p flows 1024 quantum 1514 target 5ms interval 100ms memory_limit 32Mb ecn drop_batch 64
>   # qdisc fq_codel 0: parent 1:3 limit 10240p flows 1024 quantum 1514 target 5ms interval 100ms memory_limit 32Mb ecn drop_batch 64
> [...snip]
>   # ok 96 6979 - Change quantum of a strict ETS band
>   # ok 97 9a7d - Change ETS strict band without quantum
>   #
>   #
>   #
>   #
>   ok 1 selftests: tc-testing: tdc.sh <<< summary result
> 
> CC: Philip Li <philip.li@intel.com>
> Reported-by: kernel test robot <lkp@intel.com>
> Signed-off-by: Li Zhijian <zhijianx.li@intel.com>
> Acked-by: Davide Caratti <dcaratti@redhat.com>
> Acked-by: Jamal Hadi Salim <jhs@mojatatu.com>
> ---
> V3: repost to netdev
> V2: Fix missing ':'
> ---
>   tools/testing/selftests/tc-testing/tdc.py | 8 +++++---
>   1 file changed, 5 insertions(+), 3 deletions(-)
> 
> diff --git a/tools/testing/selftests/tc-testing/tdc.py b/tools/testing/selftests/tc-testing/tdc.py
> index a3e43189d940..ee22e3447ec7 100755
> --- a/tools/testing/selftests/tc-testing/tdc.py
> +++ b/tools/testing/selftests/tc-testing/tdc.py
> @@ -716,6 +716,7 @@ def set_operation_mode(pm, parser, args, remaining):
>           list_test_cases(alltests)
>           exit(0)
>   
> +    exit_code = 0 # KSFT_PASS
>       if len(alltests):
>           req_plugins = pm.get_required_plugins(alltests)
>           try:
> @@ -724,6 +725,8 @@ def set_operation_mode(pm, parser, args, remaining):
>               print('The following plugins were not found:')
>               print('{}'.format(pde.missing_pg))
>           catresults = test_runner(pm, args, alltests)
> +        if catresults.count_failures() != 0:
> +            exit_code = 1 # KSFT_FAIL
>           if args.format == 'none':
>               print('Test results output suppression requested\n')
>           else:
> @@ -748,6 +751,8 @@ def set_operation_mode(pm, parser, args, remaining):
>                           gid=int(os.getenv('SUDO_GID')))
>       else:
>           print('No tests found\n')
> +        exit_code = 4 # KSFT_SKIP
> +    exit(exit_code)
>   
>   def main():
>       """
> @@ -767,8 +772,5 @@ def main():
>   
>       set_operation_mode(pm, parser, args, remaining)
>   
> -    exit(0)
> -
> -
>   if __name__ == "__main__":
>       main()
>