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Re: [PATCH 05/15] t/Makefile: optimize chainlint self-test

From
Eric Sunshine <sunshine@sunshineco.com>
Date
Dec 16, 2021, 15:47 UTC
Message-ID
<CAPig+cT_38g51RtcMAf184jjB3Zr67gv=rO0oEY1DG7asnyUJg@mail.gmail.com>
In-Reply-To
<211216.86zgp0adls.gmgdl@evledraar.gmail.com>

On Thu, Dec 16, 2021 at 8:22 AM Ævar Arnfjörð Bjarmason <avarab@gmail.com> wrote:

Show 28 quoted lines
> > On 13.12.2021 09:27, Eric Sunshine wrote:
> >>It's not seen in the patch context, but earlier in the file we have:
> >>
> >>    CHAINLINTTESTS = $(sort $(...,$(wildcard chainlint/*.test)))
> >>
> >>which provides stability via `sort`, thus ensures that the order of
> >>the ".test" and ".expect" match.
> >>
> >>I think that addresses your concern (unless I misunderstand your observation).
>
> But just FWIW I think both of you are wrong about the potenital for a
> ".test" and ".expect" bug here.
>
> I.e. yes the CHAINLINTTESTS variable is sorted:
>
> But in Eric's patch we just have this relevant to this concern of
> (paraphrased) "would it not be sorted break it?":
>
>         +       sed -e '/^# LINT: /d' $(patsubst %,chainlint/%.test,$(CHAINLINTTESTS)) >'$(CHAINLINTTMP_SQ)'/tests && \
>         +       cat $(patsubst %,chainlint/%.expect,$(CHAINLINTTESTS)) >'$(CHAINLINTTMP_SQ)'/expect && \
>
> So it doesn't matter if it's sorted our not.
>
> I.e. we've got {A,B,C}.{test,expect} files in a directory, and we're
> constructing a "A.test" and "A.expect" via "$(patsubst)".
>
> So if it's "A B C", "C B A", "A C B" etc. won't matter. We'll always get
> ".test" files corresponding to ".expect".

Yes, sorry, I meant to say something along these lines in my reply, in addition to mentioning `sort`, but forgot. Taking a look at this again, though, makes me wonder if the CHAINLINTTESTS assignment should be done with `:=` rather than `=` (unless GNU make is smart enough to only invoke the `wildcard` operation only once, in which case it wouldn't particularly matter).

Previous: Ævar Arnfjörð BjarmasonNext: Ævar Arnfjörð Bjarmason
Message 18 of 34 in “generalize chainlint self-tests”
  1. 00/15 generalize chainlint self-testsEric Sunshine, Dec 13, 2021
  2. 01/15 t/chainlint/*.test: don't use invalid shell syntaxEric Sunshine, Dec 13, 2021
  3. 03/15 t/chainlint/*.test: generalize self-test commentaryEric Sunshine, Dec 13, 2021
  4. 02/15 t/chainlint/*.test: fix invalid test cases due to mixing quote typesEric Sunshine, Dec 13, 2021
  5. 04/15 t/chainlint/one-liner: avoid overly intimate chainlint.sed knowledgeEric Sunshine, Dec 13, 2021
  6. 05/15 t/Makefile: optimize chainlint self-testEric Sunshine, Dec 13, 2021
  7. Fabian StelzerDec 13, 2021
  8. Eric SunshineDec 13, 2021
  9. Fabian StelzerDec 13, 2021
  10. Eric SunshineDec 13, 2021
  11. Fabian StelzerDec 13, 2021
  12. Ævar Arnfjörð BjarmasonDec 13, 2021
  13. Eric SunshineDec 13, 2021
  14. Eric SunshineDec 13, 2021
  15. Ævar Arnfjörð BjarmasonDec 13, 2021
  16. Eric SunshineDec 13, 2021
  17. Ævar Arnfjörð BjarmasonDec 16, 2021
  18. Eric SunshineDec 16, 2021
  19. Ævar Arnfjörð BjarmasonDec 16, 2021
  20. t/Makefile: use dependency graph for "check-chainlint"Ævar Arnfjörð Bjarmason, Dec 13, 2021
  21. Eric SunshineDec 14, 2021
  22. Ævar Arnfjörð BjarmasonDec 14, 2021
  23. 06/15 chainlint.sed: improve ?!AMP?! placement accuracyEric Sunshine, Dec 13, 2021
  24. 07/15 chainlint.sed: improve ?!SEMI?! placement accuracyEric Sunshine, Dec 13, 2021
  25. 08/15 chainlint.sed: tolerate harmless ";" at end of last line in blockEric Sunshine, Dec 13, 2021
  26. 09/15 chainlint.sed: drop unnecessary distinction between ?!AMP?! and ?!SEMI?!Eric Sunshine, Dec 13, 2021
  27. 10/15 chainlint.sed: drop subshell-closing ">" annotationEric Sunshine, Dec 13, 2021
  28. 11/15 chainlint.sed: make here-doc "<<-" operator recognition more POSIX-likeEric Sunshine, Dec 13, 2021
  29. 12/15 chainlint.sed: don't mistake `<< word` in string as here-doc operatorEric Sunshine, Dec 13, 2021
  30. 13/15 chainlint.sed: stop throwing away here-doc tagsEric Sunshine, Dec 13, 2021
  31. 14/15 chainlint.sed: swallow comments consistentlyEric Sunshine, Dec 13, 2021
  32. 15/15 chainlint.sed: stop splitting "(..." into separate lines "(" and "..."Eric Sunshine, Dec 13, 2021
  33. Elijah NewrenDec 15, 2021
  34. Eric SunshineDec 15, 2021

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