From: Junio C Hamano <gitster@pobox.com>
To: Kristofer Karlsson <krka@spotify.com>
Cc: Kristofer Karlsson via GitGitGadget <gitgitgadget@gmail.com>,
git@vger.kernel.org, Patrick Steinhardt <ps@pks.im>,
Johannes Sixt <j6t@kdbg.org>,
Collin Funk <collin.funk1@gmail.com>
Subject: Re: [PATCH v3] t: add "test-tool genbytes" to avoid slow tr(1) on macOS
Date: Wed, 11 Nov 2026 09:57:54 -0800 [thread overview]
Message-ID: <xmqq4idnntct.fsf@gitster.g> (raw)
In-Reply-To: <CAL71e4N2T0XLZgnUVPEk1q8JjRiWbRo5B47DN_hfs1CreYH6Jg@mail.gmail.com> (Kristofer Karlsson's message of "Wed, 11 Nov 2026 16:47:41 +0100")
Kristofer Karlsson <krka@spotify.com> writes:
> On Wed, 11 Nov 2026 at 16:38, Junio C Hamano <gitster@pobox.com> wrote:
>>
>> "Kristofer Karlsson via GitGitGadget" <gitgitgadget@gmail.com>
>> writes:
>>
>> > From: Kristofer Karlsson <krka@spotify.com>
>> >
>> > Several tests create fixture data consisting of a single repeated
>> > character with "test-tool genzeros <count> | tr '\000' <char>". This
>> > works well on platforms where tr(1) is implemented efficiently.
>>
>> This looks good as-is, but once we merge this down, we will find
>> that there is a new use of the pattern that pipes test-tool genzeros
>> into tr in t/t1600-index.sh recently merged as part of the Git
>> 2.50.2 update.
>>
>> Perhaps we should rebase to catch that callsite?
>>
>> Thanks.
>>
>
> Oh that was unlucky timing, but easy to fix. Not only is this
> new test using tr, it's also using very large values.
> I'll submit a v4 rebased on latest master, which should fix it.
Thanks for a prompt response.
next prev parent reply other threads:[~2026-11-11 17:57 UTC|newest]
Thread overview: 39+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-11-07 14:59 [PATCH 0/3] t: add "test-tool genbytes" to avoid slow tr(1) on macOS Kristofer Karlsson via GitGitGadget
2026-11-07 14:59 ` [PATCH 1/3] t/helper: rename test-genzeros.c to test-genbytes.c Kristofer Karlsson via GitGitGadget
2026-11-07 23:15 ` Junio C Hamano
2026-11-08 4:44 ` Junio C Hamano
2026-11-08 9:10 ` Kristofer Karlsson
2026-11-08 18:35 ` Junio C Hamano
2026-11-08 19:10 ` Kristofer Karlsson
2026-11-07 14:59 ` [PATCH 2/3] t: add "test-tool genbytes" to avoid slow tr(1) on macOS Kristofer Karlsson via GitGitGadget
2026-11-08 8:54 ` Johannes Sixt
2026-11-08 9:18 ` Kristofer Karlsson
2026-11-08 9:35 ` Johannes Sixt
2026-11-08 12:24 ` Kristofer Karlsson
2026-11-08 16:34 ` Johannes Sixt
2026-11-09 9:33 ` Johannes Sixt
2026-11-09 13:05 ` Kristofer Karlsson
2026-11-09 15:38 ` Johannes Sixt
2026-11-10 6:00 ` Collin Funk
2026-11-10 8:09 ` Kristofer Karlsson
2026-11-08 18:37 ` Junio C Hamano
2026-11-07 14:59 ` [PATCH 3/3] t: replace "test-tool genzeros" with "genbytes NUL" Kristofer Karlsson via GitGitGadget
2026-11-07 23:04 ` [PATCH 0/3] t: add "test-tool genbytes" to avoid slow tr(1) on macOS Junio C Hamano
2026-11-08 9:11 ` Kristofer Karlsson
2026-11-07 23:23 ` Junio C Hamano
2026-11-08 9:13 ` Kristofer Karlsson
2026-11-08 19:15 ` [PATCH v2 0/2] " Kristofer Karlsson via GitGitGadget
2026-11-08 19:15 ` [PATCH v2 1/2] " Kristofer Karlsson via GitGitGadget
2026-11-09 1:39 ` Junio C Hamano
2026-11-09 7:10 ` Kristofer Karlsson
2026-11-09 15:41 ` Junio C Hamano
2026-11-09 6:59 ` Patrick Steinhardt
2026-11-09 7:43 ` Kristofer Karlsson
2026-11-08 19:15 ` [PATCH v2 2/2] t: replace "test-tool genzeros" with "genbytes 00" Kristofer Karlsson via GitGitGadget
2026-11-10 18:26 ` [PATCH v3] t: add "test-tool genbytes" to avoid slow tr(1) on macOS Kristofer Karlsson via GitGitGadget
2026-11-10 19:31 ` Junio C Hamano
2026-11-11 10:54 ` Patrick Steinhardt
2026-11-11 15:38 ` Junio C Hamano
2026-11-11 15:47 ` Kristofer Karlsson
2026-11-11 17:57 ` Junio C Hamano [this message]
2026-11-11 15:59 ` [PATCH v4] " Kristofer Karlsson via GitGitGadget
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