git@vger.kernel.org list mirror (unofficial, one of many)
 help / color / Atom feed
From: Jiang Xin <worldhello.net@gmail.com>
To: Eric Sunshine <sunshine@sunshineco.com>
Cc: Junio C Hamano <gitster@pobox.com>,
	Git List <git@vger.kernel.org>,
	SZEDER Gábor <szeder.dev@gmail.com>,
	Sun Chao <sunchao9@huawei.com>,
	Jiang Xin <zhiyou.jx@alibaba-inc.com>
Subject: Re: [PATCH v7 1/6] t5323: test cases for git-pack-redundant
Date: Fri, 1 Feb 2019 15:23:46 +0800
Message-ID: <CANYiYbHK9Qozqzpnwu3y9Gq=ieMPUgXfZxr8Ofxwe6mJox9Ohg@mail.gmail.com> (raw)
In-Reply-To: <CAPig+cS84BOPdrZ+e1Z9ystx6SDyON0MJxVySQyxYE=LYcNRdg@mail.gmail.com>

Eric Sunshine <sunshine@sunshineco.com> 于2019年2月1日周五 下午2:11写道:
>
> On Fri, Feb 1, 2019 at 12:44 AM Jiang Xin <worldhello.net@gmail.com> wrote:
> >> Junio C Hamano <gitster@pobox.com> 于2019年2月1日周五 上午5:44写道:
> > > Move this outside loop, not for efficiency but for clarity. This
> > > helper function creates a single empty tree and bunch of commits
> > > that hold the same empty tree, arranged as a single strand of
> > > pearls.
> >
> > Will rewrite as:
> >
> >     create_commits () {
> >             parent=
> >             T=$(git write-tree) &&
> >             for name in A B C D E F G H I J K L M N O P Q R
>
> Don't forget the && at the end of the 'parent=' line to protect
> against someone later adding code above that line. So:
>
>     create_commits () {
>         parent= &&
>         T=$(git write-tree) &&
>         ...

Will do.

> > Nice chart, will edit test_description as follows:
> >
> >     test_description='git pack-redundant test
> >
> >     In order to test git-pack-redundant, we will create a number of
> > redundant
> >     packs in the repository `master.git`. The relationship between
> > packs (P1-P8)
> >     and objects (T,A-R) is show in the following chart:
> >
> >            | T A B C D E F G H I J K L M N O P Q R
> >         ---+--------------------------------------
> >         P1 | x x x x x x x                       x
> >         P2 |     x x x x   x x x
> >         P3 |             x     x x x x x
> >         P4 |                     x x x x     x
> >         P5 |               x x           x x
> >         P6 |                             x x   x
> >         P7 |                                 x x
> >         P8 |   x
>
> test_description should be a meaningful one-liner; it should not
> contain this other information, but this information should appear as
> comments in the test script.

In 't/t0000-basic.sh', there is also a very long test_description.
After read 't/test-lib.sh', the only usage of test_description
is showing it as help, when runing:

    sh ./t0000-basic.sh

So write a long test_description is ok, I think.

> >     Another repoisitory `shared.git` has unique objects (X-Z), while
> > share others
>
> s/repoisitory/repository/

Thanks, will fix.

> > > > +test_expect_success 'setup master.git' '
> > > > +     git init --bare master.git &&
> > > > +     cd master.git &&
> > > > +     create_commits
> > > > +'
> > >
> > > Everything below will be done inside master.git?  Avoid cd'ing
> > > around in random places in the test script, as a failure in any of
> > > the steps that does cd would start later tests in an unexpected
> > > place, if you can.
> >
> > The first 10 test cases will run inside master.git, and others will
> > run inside shared.git.  Only run cd inside the two `setup` test cases.
>
> That's not what Junio meant. It's okay for tests to 'cd', but each
> test which does so _must_ ensure that the 'cd' is undone at the end of
> the test, even if the test fails. The correct way to do this within
> each test is by using 'cd' in a subhsell, like this:
>
>     test_expect_success 'setup master.git' '
>         git init --bare master.git &&
>         (
>             cd master.git &&
>             create_commits
>         )
>     '
>
> Then, each test which needs to use "master.git" would 'cd' itself, like this:
>
>     test_expect_success 'some test' '
>         (
>             cd master.git &&
>             ...
>         )
>     '

Nice explaination, will do.

> > > > +test_expect_success 'setup shared.git' '
> > > > +     cd "$TRASH_DIRECTORY" &&
> > > > +     git clone -q --mirror master.git shared.git &&
> > >
> > > Why "-q"?
> >
> > To make verbose output cleaner.
>
> What Junio really meant by asking that question was that you should
> not do this. When something goes wrong with a test, we want as much
> output as possible to help diagnose the problem, so suppressing output
> is undesirable. To summarize, don't use -q, --no-progress, or any
> other such option and don't redirect to /dev/null.

Thanks.

  reply index

Thread overview: 83+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-12-18  9:58 [PATCH 1/2] pack-redundant: new algorithm to find min packs Jiang Xin
2018-12-18  9:58 ` [PATCH 2/2] pack-redundant: remove unused functions Jiang Xin
2018-12-19 12:14   ` [PATCH v2 0/3] pack-redundant: new algorithm to find min packs Jiang Xin
2019-01-02  4:34     ` [PATCH v3 " Jiang Xin
2019-01-02  4:34     ` [PATCH v3 1/3] t5323: test cases for git-pack-redundant Jiang Xin
2019-01-09 12:56       ` SZEDER Gábor
2019-01-09 16:47         ` SZEDER Gábor
2019-01-10 12:01           ` [PATCH v5 0/5] pack-redundant: new algorithm to find min packs Jiang Xin
2019-01-12  9:17             ` [PATCH v6 " Jiang Xin
2019-01-30 11:47               ` [PATCH v7 0/6] " Jiang Xin
2019-02-01 16:21                 ` [PATCH v9 " Jiang Xin
2019-02-01 16:21                 ` [PATCH v9 1/6] t5323: test cases for git-pack-redundant Jiang Xin
2019-02-01 19:42                   ` Eric Sunshine
2019-02-01 21:03                     ` Junio C Hamano
2019-02-01 21:49                       ` Eric Sunshine
2019-02-02 13:30                         ` [PATCH v10 0/6] pack-redundant: new algorithm to find min packs Jiang Xin
2019-02-02 13:30                         ` [PATCH v10 1/6] t5323: test cases for git-pack-redundant Jiang Xin
2019-02-02 13:30                         ` [PATCH v10 2/6] pack-redundant: delay creation of unique_objects Jiang Xin
2019-02-02 13:30                         ` [PATCH v10 3/6] pack-redundant: delete redundant code Jiang Xin
2019-02-02 13:30                         ` [PATCH v10 4/6] pack-redundant: new algorithm to find min packs Jiang Xin
2019-02-02 13:30                         ` [PATCH v10 5/6] pack-redundant: rename pack_list.all_objects Jiang Xin
2019-02-02 13:30                         ` [PATCH v10 6/6] pack-redundant: consistent sort method Jiang Xin
2019-02-01 16:21                 ` [PATCH v9 2/6] pack-redundant: delay creation of unique_objects Jiang Xin
2019-02-01 16:21                 ` [PATCH v9 3/6] pack-redundant: delete redundant code Jiang Xin
2019-02-01 16:21                 ` [PATCH v9 4/6] pack-redundant: new algorithm to find min packs Jiang Xin
2019-02-01 16:21                 ` [PATCH v9 5/6] pack-redundant: rename pack_list.all_objects Jiang Xin
2019-02-01 16:21                 ` [PATCH v9 6/6] pack-redundant: consistent sort method Jiang Xin
2019-01-30 11:47               ` [PATCH v7 1/6] t5323: test cases for git-pack-redundant Jiang Xin
2019-01-31 21:44                 ` Junio C Hamano
2019-02-01  5:44                   ` Jiang Xin
2019-02-01  6:11                     ` Eric Sunshine
2019-02-01  7:23                       ` Jiang Xin [this message]
2019-02-01  7:25                         ` Jiang Xin
2019-02-01  9:51                       ` Jiang Xin
2019-01-30 11:47               ` [PATCH v7 2/6] pack-redundant: delay creation of unique_objects Jiang Xin
2019-01-30 11:47               ` [PATCH v7 3/6] pack-redundant: new algorithm to find min packs Jiang Xin
2019-01-31 19:30                 ` Junio C Hamano
2019-02-01  9:55                   ` Jiang Xin
2019-01-30 11:47               ` [PATCH v7 4/6] pack-redundant: remove unused functions Jiang Xin
2019-01-30 15:03                 ` [PATCH v8 1/1] pack-redundant: delete redundant code 16657101987
2019-01-30 11:47               ` [PATCH v7 5/6] pack-redundant: rename pack_list.all_objects Jiang Xin
2019-01-30 11:47               ` [PATCH v7 6/6] pack-redundant: consistent sort method Jiang Xin
2019-01-12  9:17             ` [PATCH v6 1/5] t5323: test cases for git-pack-redundant Jiang Xin
2019-01-12  9:17             ` [PATCH v6 2/5] pack-redundant: new algorithm to find min packs Jiang Xin
2019-01-12  9:17             ` [PATCH v6 3/5] pack-redundant: remove unused functions Jiang Xin
2019-01-12  9:17             ` [PATCH v6 4/5] pack-redundant: rename pack_list.all_objects Jiang Xin
2019-01-12  9:17             ` [PATCH v6 5/5] pack-redundant: consistent sort method Jiang Xin
2019-01-10 12:01           ` [PATCH v5 1/5] t5323: test cases for git-pack-redundant Jiang Xin
2019-01-10 21:11             ` Junio C Hamano
2019-01-11  1:59               ` Jiang Xin
2019-01-11 18:00                 ` Junio C Hamano
2019-01-10 12:01           ` [PATCH v5 2/5] pack-redundant: new algorithm to find min packs Jiang Xin
2019-01-11  1:19             ` SZEDER Gábor
2019-01-10 12:01           ` [PATCH v5 3/5] pack-redundant: rename pack_list.all_objects Jiang Xin
2019-01-10 12:01           ` [PATCH v5 4/5] pack-redundant: consistent sort method Jiang Xin
2019-01-10 20:05             ` SZEDER Gábor
2019-01-10 12:01           ` [PATCH v5 5/5] pack-redundant: remove unused functions Jiang Xin
2019-01-10  3:28         ` [PATCH v3 1/3] t5323: test cases for git-pack-redundant Jiang Xin
2019-01-10  7:11           ` Johannes Sixt
2019-01-10 11:57           ` SZEDER Gábor
2019-01-10 12:25             ` Torsten Bögershausen
2019-01-10 17:36             ` Junio C Hamano
2019-01-15 20:30             ` [PATCH/RFC v1 1/1] test-lint: sed -E (or -a, -l) are not portable tboegi
2019-01-15 21:09               ` Eric Sunshine
2019-01-16 11:24               ` Ævar Arnfjörð Bjarmason
2019-01-20  7:53             ` [PATCH/RFC v2 1/1] test-lint: Only use only sed [-n] [-e command] [-f command_file] tboegi
2019-01-22 19:47               ` Junio C Hamano
2019-01-22 20:00                 ` Torsten Bögershausen
2019-01-22 21:15                   ` Eric Sunshine
2019-01-23  6:35                     ` Torsten Bögershausen
2019-01-23 17:54                       ` Junio C Hamano
2019-01-25 19:12                         ` Torsten Bögershausen
2019-01-27 22:34                           ` Junio C Hamano
2019-01-02  4:34     ` [PATCH v3 2/3] pack-redundant: new algorithm to find min packs Jiang Xin
2019-01-02  4:34     ` [PATCH v3 3/3] pack-redundant: remove unused functions Jiang Xin
2019-01-08 16:40       ` [PATCH v4 0/1] " 16657101987
2019-01-08 19:30         ` Junio C Hamano
2019-01-09  0:29           ` 16657101987
2019-01-08 16:43       ` [PATCH v4 1/1] " 16657101987
2019-01-08 16:45       ` [PATCH v4 0/1] " 16657101987
2018-12-19 12:14   ` [PATCH v2 1/3] t5322: test cases for git-pack-redundant Jiang Xin
2018-12-19 12:14   ` [PATCH v2 2/3] pack-redundant: new algorithm to find min packs Jiang Xin
2018-12-19 12:14   ` [PATCH v2 3/3] pack-redundant: remove unused functions Jiang Xin

Reply instructions:

You may reply publically to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

  List information: http://vger.kernel.org/majordomo-info.html

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to='CANYiYbHK9Qozqzpnwu3y9Gq=ieMPUgXfZxr8Ofxwe6mJox9Ohg@mail.gmail.com' \
    --to=worldhello.net@gmail.com \
    --cc=git@vger.kernel.org \
    --cc=gitster@pobox.com \
    --cc=sunchao9@huawei.com \
    --cc=sunshine@sunshineco.com \
    --cc=szeder.dev@gmail.com \
    --cc=zhiyou.jx@alibaba-inc.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link

git@vger.kernel.org list mirror (unofficial, one of many)

Archives are clonable:
	git clone --mirror https://public-inbox.org/git
	git clone --mirror http://ou63pmih66umazou.onion/git
	git clone --mirror http://czquwvybam4bgbro.onion/git
	git clone --mirror http://hjrcffqmbrq6wope.onion/git

Example config snippet for mirrors

Newsgroups are available over NNTP:
	nntp://news.public-inbox.org/inbox.comp.version-control.git
	nntp://ou63pmih66umazou.onion/inbox.comp.version-control.git
	nntp://czquwvybam4bgbro.onion/inbox.comp.version-control.git
	nntp://hjrcffqmbrq6wope.onion/inbox.comp.version-control.git
	nntp://news.gmane.org/gmane.comp.version-control.git

 note: .onion URLs require Tor: https://www.torproject.org/

AGPL code for this site: git clone https://public-inbox.org/public-inbox.git