From: "Đoàn Trần Công Danh" <congdanhqx@gmail.com>
To: Andrei Rybak <rybak.a.v@gmail.com>
Cc: git@vger.kernel.org, "Eric Sunshine" <sunshine@sunshineco.com>,
"Ævar Arnfjörð Bjarmason" <avarab@gmail.com>,
"Junio C Hamano" <gitster@pobox.com>,
"Bagas Sanjaya" <bagasdotme@gmail.com>,
"Phillip Wood" <phillip.wood123@gmail.com>,
"Felipe Contreras" <felipe.contreras@gmail.com>
Subject: Re: [PATCH v3 2/4] t6402: use find(1) builtin to filter instead of grep
Date: Tue, 22 Jun 2021 06:54:27 +0700 [thread overview]
Message-ID: <YNEms6638tIKnBDC@danh.dev> (raw)
In-Reply-To: <d4082001-6c70-ae02-c448-e038923c840e@gmail.com>
On 2021-06-21 10:17:52+0200, Andrei Rybak <rybak.a.v@gmail.com> wrote:
> On 19/06/2021 03:30, Đoàn Trần Công Danh wrote:
> > find(1) has a builtin (-prune) to filter its output, save a bit of time
> > for invoking grep(1).
> >
> > In addition, in a later change, we will try to use test_line_count_cmd
> > to count number of lines in stdout and/or stderr of a command, due to
>
> Looking at [PATCH v3 1/4] of this series, mention of "stderr" here is no
> longer relevant.
Yes, you're correct.
> > limitation of current implementation, it can handle pipe.
>
> Seems like a typo s/can/can't/ ?
This is correct, too.
> > Let's replace grep(1)'s usage with find(1) builtin filter.
> >
> > Signed-off-by: Đoàn Trần Công Danh <congdanhqx@gmail.com>
> > ---
> > t/t6402-merge-rename.sh | 6 +++---
> > 1 file changed, 3 insertions(+), 3 deletions(-)
> >
> > diff --git a/t/t6402-merge-rename.sh b/t/t6402-merge-rename.sh
> > index 425dad97d5..5d76cd6414 100755
> > --- a/t/t6402-merge-rename.sh
> > +++ b/t/t6402-merge-rename.sh
> > @@ -546,7 +546,7 @@ then
> > test_must_fail git diff --quiet &&
> > - test 3 -eq $(find . | grep -v .git | wc -l) &&
> > + test 3 -eq $(find . -name .git -prune -o -print | wc -l) &&
> > test_path_is_file one &&
> > test_path_is_file two &&
> > @@ -565,7 +565,7 @@ else
> > test_must_fail git diff --quiet &&
> > - test 4 -eq $(find . | grep -v .git | wc -l) &&
> > + test 4 -eq $(find . -name .git -prune -o -print | wc -l) &&
> > test_path_is_dir one &&
> > test_path_is_file one~rename-two &&
> > @@ -593,7 +593,7 @@ test_expect_success 'pair rename to parent of other (D/F conflicts) w/ clean sta
> > test_must_fail git diff --quiet &&
> > - test 3 -eq $(find . | grep -v .git | wc -l) &&
> > + test 3 -eq $(find . -name .git -prune -o -print | wc -l) &&
>
> Because in the original `grep` wasn't invoked with `-F` it means that
> ".git" is a regex which would match any path which contains the word
> "git" in it, because "." matches any character, including the leading
> slash that `find` outputs. Such narrowing of what we intend to filter
> out is a good change.
I think the original intention is using "grep -F". I'll add that
information into the commit message.
> This semantic change in filtering doesn't affect tests in t6402, as the
> test directory doesn't have paths with the word "git" except for the
> ".git" directory. It might be worth mentioning in the commit message.
Thanks.
--
Danh
next prev parent reply other threads:[~2021-06-21 23:54 UTC|newest]
Thread overview: 42+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-06-15 17:20 [PATCH v2 0/5] t: new helper test_line_count_cmd Đoàn Trần Công Danh
2021-06-15 17:20 ` [PATCH v2 1/5] test-lib-functions: introduce test_line_count_cmd Đoàn Trần Công Danh
2021-06-17 4:51 ` Felipe Contreras
2021-06-15 17:20 ` [PATCH v2 2/5] t6402: use find(1) builtin to filter instead of grep Đoàn Trần Công Danh
2021-06-15 17:20 ` [PATCH v2 3/5] t0041: use test_line_count_cmd to check std{out,err} Đoàn Trần Công Danh
2021-06-16 3:06 ` Junio C Hamano
2021-06-16 14:21 ` Đoàn Trần Công Danh
2021-06-17 0:18 ` Junio C Hamano
2021-06-15 17:20 ` [PATCH v2 4/5] t6400: use test_line_count_cmd to count # of lines in stdout Đoàn Trần Công Danh
2021-06-15 17:20 ` [PATCH v2 5/5] t6402: " Đoàn Trần Công Danh
2021-06-19 1:30 ` [PATCH v3 0/4] t: new helper test_line_count_cmd Đoàn Trần Công Danh
2021-06-19 5:50 ` Eric Sunshine
2021-06-19 6:17 ` Junio C Hamano
2021-06-19 6:26 ` Eric Sunshine
2021-06-19 6:50 ` Junio C Hamano
2021-06-21 23:52 ` Đoàn Trần Công Danh
2021-06-22 0:43 ` Eric Sunshine
2021-06-19 1:30 ` [PATCH v3 1/4] test-lib-functions: introduce test_line_count_cmd Đoàn Trần Công Danh
2021-06-21 9:08 ` Andrei Rybak
2021-06-24 19:23 ` Andrei Rybak
2021-06-19 1:30 ` [PATCH v3 2/4] t6402: use find(1) builtin to filter instead of grep Đoàn Trần Công Danh
2021-06-21 8:17 ` Andrei Rybak
2021-06-21 23:54 ` Đoàn Trần Công Danh [this message]
2021-06-19 1:30 ` [PATCH v3 3/4] t6400: use test_line_count_cmd to count # of lines in stdout Đoàn Trần Công Danh
2021-06-19 1:30 ` [PATCH v3 4/4] t6402: " Đoàn Trần Công Danh
2021-06-29 13:57 ` [PATCH v4 0/2] t640{0,2}: preserve ls-files exit status code Đoàn Trần Công Danh
2021-06-29 13:57 ` [PATCH v4 1/2] t6400: preserve git " Đoàn Trần Công Danh
2021-06-29 14:11 ` Eric Sunshine
2021-06-29 22:49 ` Junio C Hamano
2021-06-30 1:57 ` Eric Sunshine
2021-06-30 3:36 ` Junio C Hamano
2021-06-30 11:01 ` Đoàn Trần Công Danh
2021-06-30 20:44 ` Junio C Hamano
2021-06-29 13:57 ` [PATCH v4 2/2] t6402: preserve git " Đoàn Trần Công Danh
2021-06-29 20:49 ` [PATCH v4 0/2] t640{0,2}: preserve ls-files " Junio C Hamano
2021-07-04 5:46 ` [PATCH v5 0/3] new test-libs-function: test_stdout_line_count Đoàn Trần Công Danh
2021-07-04 5:46 ` [PATCH v5 1/3] test-lib-functions: introduce test_stdout_line_count Đoàn Trần Công Danh
2021-07-04 5:56 ` Eric Sunshine
2021-07-06 19:24 ` Junio C Hamano
2021-07-07 3:03 ` Đoàn Trần Công Danh
2021-07-04 5:46 ` [PATCH v5 2/3] t6400: preserve git ls-files exit status code Đoàn Trần Công Danh
2021-07-04 5:46 ` [PATCH v5 3/3] t6402: preserve git " Đoàn Trần Công Danh
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