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From: Junio C Hamano <gitster@pobox.com>
To: tboegi@web.de
Cc: git@vger.kernel.org, peff@peff.net, Johannes.Schindelin@gmx.de
Subject: Re: [PATCH v1 1/2] t0027: Correct raciness in NNO test
Date: Fri, 12 Aug 2016 10:56:48 -0700	[thread overview]
Message-ID: <xmqqa8ghyiov.fsf@gitster.mtv.corp.google.com> (raw)
In-Reply-To: <1471020662-20746-1-git-send-email-tboegi@web.de> (tboegi@web.de's message of "Fri, 12 Aug 2016 18:51:02 +0200")

tboegi@web.de writes:

> From: Torsten Bögershausen <tboegi@web.de>
>
> When a non-reversible CRLF conversion is done in "git add",
> a warning is printed on stderr (or Git dies, depending on checksafe)
>
> The function commit_chk_wrnNNO() in t0027 was written to test this,
> but did the wrong thing: Instead of looking at the warning
> from "git add", it looked at the warning from "git commit".
>
> This is racy because "git commit" may not have to do CRLF conversion
> at all if it can use the sha1 value from the index (which depends on
> whether "add" and "commit" run in a single second).
>
> Correct this and replace the commit for each and every file with a commit
> of all files in one go.
>
> The function commit_chk_wrnNNO() will to be renamed in a separate commit.
> Thanks to Jeff King <peff@peff.net> for analyzing t0027.
>
> Reported-By: Johannes Schindelin <Johannes.Schindelin@gmx.de>
> ---

Missing sign-off.  The reasoning above looks very clearly explained.

Thanks.


>  t/t0027-auto-crlf.sh | 14 +++++++-------
>  1 file changed, 7 insertions(+), 7 deletions(-)
>
> diff --git a/t/t0027-auto-crlf.sh b/t/t0027-auto-crlf.sh
> index 2860d2d..ab6e962 100755
> --- a/t/t0027-auto-crlf.sh
> +++ b/t/t0027-auto-crlf.sh
> @@ -119,8 +119,7 @@ commit_chk_wrnNNO () {
>  		fname=${pfx}_$f.txt &&
>  		cp $f $fname &&
>  		printf Z >>"$fname" &&
> -		git -c core.autocrlf=$crlf add $fname 2>/dev/null &&
> -		git -c core.autocrlf=$crlf commit -m "commit_$fname" $fname >"${pfx}_$f.err" 2>&1
> +		git -c core.autocrlf=$crlf add $fname 2>"${pfx}_$f.err"
>  	done
>  
>  	test_expect_success "commit NNO files crlf=$crlf attr=$attr LF" '
> @@ -394,11 +393,11 @@ test_expect_success 'commit files attr=crlf' '
>  
>  #                 attr                    LF        CRLF      CRLFmixLF   LF_mix_CR   CRLFNUL
>  commit_chk_wrnNNO ""      ""      false   ""        ""        ""          ""          ""
> -commit_chk_wrnNNO ""      ""      true    LF_CRLF   ""        ""          ""          ""
> +commit_chk_wrnNNO ""      ""      true    ""        ""        ""          ""          ""
>  commit_chk_wrnNNO ""      ""      input   ""        ""        ""          ""          ""
>  
> -commit_chk_wrnNNO "auto"  ""      false   "$WILC"   ""        ""          ""          ""
> -commit_chk_wrnNNO "auto"  ""      true    LF_CRLF   ""        ""          ""          ""
> +commit_chk_wrnNNO "auto"  ""      false   ""        ""        ""          ""          ""
> +commit_chk_wrnNNO "auto"  ""      true    ""        ""        ""          ""          ""
>  commit_chk_wrnNNO "auto"  ""      input   ""        ""        ""          ""          ""
>  for crlf in true false input
>  do
> @@ -408,7 +407,7 @@ do
>  	commit_chk_wrnNNO ""    lf      $crlf   ""       CRLF_LF    CRLF_LF      ""         CRLF_LF
>  	commit_chk_wrnNNO ""    crlf    $crlf   LF_CRLF   ""        LF_CRLF     LF_CRLF     ""
>  	commit_chk_wrnNNO auto  lf    	$crlf   ""        ""        ""          ""          ""
> -	commit_chk_wrnNNO auto  crlf  	$crlf   LF_CRLF   ""        ""          ""          ""
> +	commit_chk_wrnNNO auto  crlf  	$crlf   ""        ""        ""          ""          ""
>  	commit_chk_wrnNNO text  lf    	$crlf   ""       CRLF_LF    CRLF_LF     ""          CRLF_LF
>  	commit_chk_wrnNNO text  crlf  	$crlf   LF_CRLF   ""        LF_CRLF     LF_CRLF     ""
>  done
> @@ -417,7 +416,8 @@ commit_chk_wrnNNO "text"  ""      false   "$WILC"   "$WICL"   "$WAMIX"    "$WILC
>  commit_chk_wrnNNO "text"  ""      true    LF_CRLF   ""        LF_CRLF     LF_CRLF     ""
>  commit_chk_wrnNNO "text"  ""      input   ""        CRLF_LF   CRLF_LF     ""          CRLF_LF
>  
> -test_expect_success 'create files cleanup' '
> +test_expect_success 'commit NNO and cleanup' '
> +	git commit -m "commit files on top of NNO" &&
>  	rm -f *.txt &&
>  	git -c core.autocrlf=false reset --hard
>  '

  reply	other threads:[~2016-08-12 17:56 UTC|newest]

Thread overview: 45+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-08-08 15:05 t0027 racy? Johannes Schindelin
2016-08-08 15:29 ` Jeff King
2016-08-08 20:32   ` Torsten Bögershausen
2016-08-09  6:51     ` Jeff King
2016-08-09  7:03       ` Jeff King
2016-08-09 11:27         ` Johannes Schindelin
2016-08-09 11:33       ` Torsten Bögershausen
2016-08-09 11:49         ` Jeff King
2016-08-09 12:59           ` Torsten Bögershausen
2016-08-09 13:27             ` Jeff King
2016-08-09 21:28               ` Torsten Bögershausen
2016-08-10 12:28                 ` Johannes Schindelin
2016-08-11 18:58                   ` Torsten Bögershausen
2016-08-11 19:34                     ` Junio C Hamano
2016-08-12  7:24                     ` Jeff King
2016-08-12 16:50           ` [PATCH v1 0/2] Fix conversion warnings tboegi
2016-08-12 16:51           ` [PATCH v1 1/2] t0027: Correct raciness in NNO test tboegi
2016-08-12 17:56             ` Junio C Hamano [this message]
2016-08-13 16:50             ` Johannes Sixt
2016-08-13 21:18               ` Torsten Bögershausen
2016-08-14 20:37                 ` Junio C Hamano
2016-08-12 16:51           ` [PATCH v1 2/2] convert: missing `LF will be replaced by CRLF tboegi
2016-08-12 17:52             ` Junio C Hamano
2016-08-13 21:29           ` [PATCH v2 0/1] convert: Correct NNO tests and missing `LF will be replaced by CRLF` tboegi
2016-08-17 12:46             ` Johannes Schindelin
2016-08-13 21:29           ` [PATCH v2 1/1] " tboegi
2016-08-19  9:41           ` [PATCH v1 0/1] Rename NotNormalized (NNO) into CRLF in index tboegi
2016-08-19 16:39             ` Junio C Hamano
2016-08-19  9:41           ` [PATCH v1 1/1] t0027: " tboegi
2016-08-25 15:52           ` [PATCH v1 0/3] Update eol documentation tboegi
2016-08-25 20:31             ` Junio C Hamano
2016-08-26  1:00               ` Jacob Keller
2016-08-26  7:03               ` Torsten Bögershausen
2016-08-25 15:52           ` [PATCH v1 1/2] git ls-files: text=auto eol=lf is supported in Git 2.10 tboegi
2016-08-25 20:38             ` Junio C Hamano
2016-08-25 15:52           ` [PATCH v1 2/2] gitattributes: Document the unified "auto" handling tboegi
2016-08-25 20:46             ` Junio C Hamano
2016-08-26 20:18               ` [PATCH v2 0/2] Adjust the documentation to " tboegi
2016-08-26 20:18               ` [PATCH v2 1/2] git ls-files: text=auto eol=lf is supported in Git 2.10 tboegi
2016-08-26 20:18               ` [PATCH v2 2/2] gitattributes: Document the unified "auto" handling tboegi
2016-08-26 20:53                 ` Junio C Hamano
2016-08-09 11:33   ` t0027 racy? Johannes Schindelin
2016-08-09 11:38     ` Jeff King
2016-08-08 18:24 ` Torsten Bögershausen
2016-08-09 11:25   ` Johannes Schindelin

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