From: Junio C Hamano <gitster@pobox•com>
To: Han-Wen Nienhuys <hanwen@google•com>
Cc: Patrick Steinhardt <ps@pks•im>, git@vger•kernel.org
Subject: Re: [PATCH 00/11] t: reduce direct disk access to data structures
Date: Thu, 19 Oct 2023 10:55:08 -0700 [thread overview]
Message-ID: <xmqq8r7yxzsz.fsf@gitster.g> (raw)
In-Reply-To: <CAFQ2z_Om724+o+EG1FAhC9VrvJECnQ5UA+Z04Rzycpi_mXvMHg@mail.gmail.com> (Han-Wen Nienhuys's message of "Thu, 19 Oct 2023 12:13:12 +0200")
Han-Wen Nienhuys <hanwen@google•com> writes:
> I think it would be really great if there were separate unittests for
> the ref backend API. Some of the reftable work was needlessly
> difficult because the contract of the API was underspecified. The API
> is well compartmentalized in refs-internal.h, and a lot of the API
> behavior can be tested as a black box, eg.
>
> * setup symref HEAD pointing to R1
> * setup transaction updating ref R1 from C1 to C2
> * commit transaction, check that it succeeds
> * read ref R1, check if it is C2
> * read reflog for R1, see that it has a C1 => C2 update
> * read reflog for HEAD, see that it has a C1 => C2 update
>
> Tests for the loose/packed backend could directly mess with the
> on-disk files to test failure scenarios.
>
> With unittests like that, the tests can zoom in on the functionality
> of the ref backend, and provide more convenient coverage for
> dynamic/static analysis.
Yeah, I agree that something like that would really be great.
next prev parent reply other threads:[~2023-10-19 17:55 UTC|newest]
Thread overview: 59+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-10-18 5:35 [PATCH 00/11] t: reduce direct disk access to data structures Patrick Steinhardt
2023-10-18 5:35 ` [PATCH 01/11] t: add helpers to test for reference existence Patrick Steinhardt
2023-10-18 16:06 ` Junio C Hamano
2023-10-23 13:58 ` Patrick Steinhardt
2023-10-18 17:08 ` Eric Sunshine
2023-10-23 13:58 ` Patrick Steinhardt
2023-10-18 5:35 ` [PATCH 02/11] t: allow skipping expected object ID in `ref-store update-ref` Patrick Steinhardt
2023-10-18 16:08 ` Junio C Hamano
2023-10-23 13:58 ` Patrick Steinhardt
2023-10-23 19:06 ` Junio C Hamano
2023-10-18 5:35 ` [PATCH 03/11] t: convert tests to use helpers for reference existence Patrick Steinhardt
2023-10-18 16:28 ` Junio C Hamano
2023-10-18 5:35 ` [PATCH 04/11] t: convert tests to not write references via the filesystem Patrick Steinhardt
2023-10-18 18:34 ` Junio C Hamano
2023-10-23 13:58 ` Patrick Steinhardt
2023-10-23 19:10 ` Junio C Hamano
2023-10-18 21:18 ` Junio C Hamano
2023-10-23 13:58 ` Patrick Steinhardt
2023-10-18 5:35 ` [PATCH 05/11] t: convert tests to not access symrefs " Patrick Steinhardt
2023-10-20 19:52 ` Junio C Hamano
2023-10-18 5:35 ` [PATCH 06/11] t: convert tests to not access reflog " Patrick Steinhardt
2023-10-21 23:13 ` Junio C Hamano
2023-10-18 5:35 ` [PATCH 07/11] t1450: convert tests to remove worktrees via git-worktree(1) Patrick Steinhardt
2023-10-18 5:35 ` [PATCH 08/11] t4207: delete replace references via git-update-ref(1) Patrick Steinhardt
2023-10-18 13:27 ` Han-Wen Nienhuys
2023-10-23 13:58 ` Patrick Steinhardt
2023-10-23 16:42 ` Taylor Blau
2023-10-24 6:42 ` Patrick Steinhardt
2023-10-18 5:35 ` [PATCH 09/11] t7300: assert exact states of repo Patrick Steinhardt
2023-10-18 5:35 ` [PATCH 10/11] t7900: assert the absence of refs via git-for-each-ref(1) Patrick Steinhardt
2023-10-18 5:35 ` [PATCH 11/11] t: mark several tests that assume the files backend with REFFILES Patrick Steinhardt
2023-10-18 5:39 ` [PATCH 00/11] t: reduce direct disk access to data structures Patrick Steinhardt
2023-10-18 23:40 ` Junio C Hamano
2023-10-23 11:57 ` Patrick Steinhardt
2023-10-18 15:32 ` Junio C Hamano
2023-10-19 10:13 ` Han-Wen Nienhuys
2023-10-19 17:55 ` Junio C Hamano [this message]
2023-10-23 13:58 ` Patrick Steinhardt
2023-10-24 14:04 ` [PATCH v2 0/9] " Patrick Steinhardt
2023-10-24 14:04 ` [PATCH v2 1/9] t: allow skipping expected object ID in `ref-store update-ref` Patrick Steinhardt
2023-10-24 14:04 ` [PATCH v2 2/9] t: convert tests to not write references via the filesystem Patrick Steinhardt
2023-10-24 14:05 ` [PATCH v2 3/9] t: convert tests to not access symrefs " Patrick Steinhardt
2023-10-24 14:05 ` [PATCH v2 4/9] t: convert tests to not access reflog " Patrick Steinhardt
2023-10-24 14:05 ` [PATCH v2 5/9] t1450: convert tests to remove worktrees via git-worktree(1) Patrick Steinhardt
2023-10-27 2:42 ` Eric Sunshine
2023-10-24 14:05 ` [PATCH v2 6/9] t4207: delete replace references via git-update-ref(1) Patrick Steinhardt
2023-10-24 14:05 ` [PATCH v2 7/9] t7300: assert exact states of repo Patrick Steinhardt
2023-10-24 14:05 ` [PATCH v2 8/9] t7900: assert the absence of refs via git-for-each-ref(1) Patrick Steinhardt
2023-10-24 14:05 ` [PATCH v2 9/9] t: mark several tests that assume the files backend with REFFILES Patrick Steinhardt
2023-11-02 8:46 ` [PATCH v3 0/9] t: reduce direct disk access to data structures Patrick Steinhardt
2023-11-02 8:46 ` [PATCH v3 1/9] t: allow skipping expected object ID in `ref-store update-ref` Patrick Steinhardt
2023-11-02 8:46 ` [PATCH v3 2/9] t: convert tests to not write references via the filesystem Patrick Steinhardt
2023-11-02 8:46 ` [PATCH v3 3/9] t: convert tests to not access symrefs " Patrick Steinhardt
2023-11-02 8:46 ` [PATCH v3 4/9] t: convert tests to not access reflog " Patrick Steinhardt
2023-11-02 8:46 ` [PATCH v3 5/9] t1450: convert tests to remove worktrees via git-worktree(1) Patrick Steinhardt
2023-11-02 8:47 ` [PATCH v3 6/9] t4207: delete replace references via git-update-ref(1) Patrick Steinhardt
2023-11-02 8:47 ` [PATCH v3 7/9] t7300: assert exact states of repo Patrick Steinhardt
2023-11-02 8:47 ` [PATCH v3 8/9] t7900: assert the absence of refs via git-for-each-ref(1) Patrick Steinhardt
2023-11-02 8:47 ` [PATCH v3 9/9] t: mark several tests that assume the files backend with REFFILES Patrick Steinhardt
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