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References: <20231205203852.1700497-1-rmoar@google.com>
In-Reply-To: <20231205203852.1700497-1-rmoar@google.com>
From:   David Gow <davidgow@google.com>
Date:   Wed, 6 Dec 2023 16:30:23 +0800
Message-ID: <CABVgOSn1m9jGzAf05FD4cWQzPZEB209jyYsTiO7hT28dU8hP5w@mail.gmail.com>
Subject: Re: [PATCH] kunit: tool: fix parsing of test attributes
To:     Rae Moar <rmoar@google.com>
Cc:     shuah@kernel.org, dlatypov@google.com, brendan.higgins@linux.dev,
        linux-kselftest@vger.kernel.org, kunit-dev@googlegroups.com,
        linux-kernel@vger.kernel.org
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On Wed, 6 Dec 2023 at 04:39, Rae Moar <rmoar@google.com> wrote:
>
> Add parsing of attributes as diagnostic data. Fixes issue with test plan
> being parsed incorrectly as diagnostic data when located after
> suite-level attributes.
>
> Note that if there does not exist a test plan line, the diagnostic lines
> between the suite header and the first result will be saved in the suite
> log rather than the first test case log.
>
> Signed-off-by: Rae Moar <rmoar@google.com>
> ---

This seems sensible to me, though I'd love to have a test to go along
with it (or at least an example input which shows the problem).

Indeed, none of the logs in tools/testing/kunit/test_output/ seem to
have any KTAP metadata / attributes, so we probably should test that
better.

-- David

>
> Note this patch is a resend but I removed the second patch in the series
> so now it is a standalone patch.
>
>  tools/testing/kunit/kunit_parser.py | 4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/tools/testing/kunit/kunit_parser.py b/tools/testing/kunit/kunit_parser.py
> index 79d8832c862a..ce34be15c929 100644
> --- a/tools/testing/kunit/kunit_parser.py
> +++ b/tools/testing/kunit/kunit_parser.py
> @@ -450,7 +450,7 @@ def parse_diagnostic(lines: LineStream) -> List[str]:
>         Log of diagnostic lines
>         """
>         log = []  # type: List[str]
> -       non_diagnostic_lines = [TEST_RESULT, TEST_HEADER, KTAP_START, TAP_START]
> +       non_diagnostic_lines = [TEST_RESULT, TEST_HEADER, KTAP_START, TAP_START, TEST_PLAN]
>         while lines and not any(re.match(lines.peek())
>                         for re in non_diagnostic_lines):
>                 log.append(lines.pop())
> @@ -726,6 +726,7 @@ def parse_test(lines: LineStream, expected_num: int, log: List[str], is_subtest:
>                 # test plan
>                 test.name = "main"
>                 ktap_line = parse_ktap_header(lines, test)
> +               test.log.extend(parse_diagnostic(lines))
>                 parse_test_plan(lines, test)
>                 parent_test = True
>         else:
> @@ -737,6 +738,7 @@ def parse_test(lines: LineStream, expected_num: int, log: List[str], is_subtest:
>                 if parent_test:
>                         # If KTAP version line and/or subtest header is found, attempt
>                         # to parse test plan and print test header
> +                       test.log.extend(parse_diagnostic(lines))
>                         parse_test_plan(lines, test)
>                         print_test_header(test)
>         expected_count = test.expected_count
>
> base-commit: b85ea95d086471afb4ad062012a4d73cd328fa86
> --
> 2.43.0.rc2.451.g8631bc7472-goog
>

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