[Linux-kernel-mentees] [PATCH v3] lib: Convert test_hexdump.c to KUnit

Arpitha Raghunandan 98.arpi at gmail.com
Wed Dec 2 04:21:19 UTC 2020


On 01/12/20 4:36 pm, Andy Shevchenko wrote:
> On Tue, Dec 1, 2020 at 9:21 AM Arpitha Raghunandan <98.arpi at gmail.com> wrote:
>> Convert test lib/test_hexdump.c to KUnit. More information about
>> KUnit can be found at:
>> https://www.kernel.org/doc/html/latest/dev-tools/kunit/index.html.
>> KUnit provides a common framework for unit tests in the kernel.
>> KUnit and kselftest are standardizing around KTAP, converting this
>> test to KUnit makes this test output in KTAP which we are trying to
>> make the standard test result format for the kernel.
> 
> Below doesn't suit commit message, perhaps adding it after '---' line
> would be good. In the commit message you can choose one failed case
> followed by all OK and show the difference.
> 

Okay, I will make this change.

>> I ran both the original and converted tests as is to produce the
>> output for success of the test in the two cases. I also ran these
>> tests with a small modification to show the difference in the output
>> for failure of the test in both cases. The modification I made is:
>>  static const char * const test_data_4_le[] __initconst = {
>> -       "7bdb32be", "b293180a", "24c4ba70", "9b34837d",
>> +       "7bdb32be", "b293180a", "24c4ba70", "9b3483d",
>>
>> The difference in outputs can be seen here:
>> https://gist.github.com/arpi-r/38f53a3c65692bf684a6bf3453884b6e
> 
> Looks pretty much good, what I'm sad to see is the absence of the test
> statistics. Any ideas if we can get it back?
> 

I could again include variable total_tests as was in the original test.
Would that be fine?

Thanks!


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