Re: [PATCH v3] kselftest: Add basic test for probing the rust sample modules

[Laura Nao <laura.nao@collabora.com>]

Hi Shuah,

On 2/23/24 23:02, Shuah Khan wrote:
> On 2/23/24 14:48, Shuah Khan wrote:
>> On 2/22/24 09:29, Laura Nao wrote:
>>> Add new basic kselftest that checks if the available rust sample modules
>>> can be added and removed correctly.
>>>
>>> Signed-off-by: Laura Nao <laura.nao@collabora.com>
>>> Reviewed-by: Sergio Gonzalez Collado <sergio.collado@gmail.com>
>>> Reviewed-by: Muhammad Usama Anjum <usama.anjum@collabora.com>
>>> ---
>>> Changes in v3:
>>> - Removed useless KSFT_PASS, KSFT_FAIL, KSFT_SKIP constants
>>> - Used ktap_finished to print the results summary and handle the 
>>> return code
>>> Changes in v2:
>>> - Added missing SPDX line
>>> - Edited test_probe_samples.sh script to use the common KTAP helpers 
>>> file
>>> ---
>>>   MAINTAINERS                                   |  1 +
>>>   tools/testing/selftests/Makefile              |  1 +
>>>   tools/testing/selftests/rust/Makefile         |  4 +++
>>>   .../selftests/rust/test_probe_samples.sh      | 34 +++++++++++++++++++
>>>   4 files changed, 40 insertions(+)
>>>   create mode 100644 tools/testing/selftests/rust/Makefile
>>>   create mode 100755 tools/testing/selftests/rust/test_probe_samples.sh
>>>
>>
>> Looks good to me. Don't you need a config file for this test?
>> Refer to config files for existing tests as a reference.
>>

Right, in order for the tests to not be skipped support for rust and its
sample modules need to be enabled.

I added the config file in v4: https://lore.kernel.org/linux-kselftest/20240226101646.291337-1-laura.nao@collabora.com/T/#u

> make kselftest TARGETS=rust
> or
> make run_tests
> 
> On Linux 6.8-rc5 give the following? Doesn't look right.
> 
> TAP version 13
> 1..1
> # timeout set to 45
> # selftests: rust: test_probe_samples.sh
> # ./test_probe_samples.sh: line 12: 
> /linux/linux_6.8/tools/testing/selftests/rust/../kselftest/ktap_helpers.sh: No such file or directory
> # ./test_probe_samples.sh: line 16: ktap_print_header: command not found
> # ./test_probe_samples.sh: line 18: ktap_set_plan: command not found
> # ./test_probe_samples.sh: line 22: ktap_test_skip: command not found
> # ./test_probe_samples.sh: line 22: ktap_test_skip: command not found
> # ./test_probe_samples.sh: line 34: ktap_finished: command not found
> not ok 1 selftests: rust: test_probe_samples.sh # exit=127
> 

This patch requires
https://lore.kernel.org/all/20240102141528.169947-1-laura.nao@collabora.com/T/#u
and
https://lore.kernel.org/all/20240131-ktap-sh-helpers-extend-v1-0-98ffb468712c@collabora.com/
, which are both scheduled for 6.9-rc1. Sorry I didn't mention it above!

Thanks,

Laura