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Re: [PATCH 7/6?] t4012: use 'printf' instead of 'dd' to generate a binary file

From
Alexander Strasser <eclipse7@gmx.net>
Date
Jul 12, 2012, 22:25 UTC
Message-ID
<20120712222540.GA2782@akuma>
In-Reply-To
<4FFE7913.3090500@viscovery.net>
Hi, 
Johannes Sixt wrote:
Show 11 quoted lines
> From: Johannes Sixt <j6t@kdbg.org>
> 
> For some reason, 'echo X | dd bs=1k seek=1' creates a file with 2050 bytes
> on Windows instead of the expected 1026 bytes, so that a test fails. Since
> the actual contents of the file are irrelevant as long as there is at
> least one zero byte so that the diff machinery recognizes it as binary,
> use printf to generate it.
> 
> Signed-off-by: Johannes Sixt <j6t@kdbg.org>
> ---
>  While the focus is on t4012, maybe you can add this patch to the series.
  Your patch looks good to me and works here. If I hear no
objections I will include it as number 7 when resending this
series.
  Alexander
Show 18 quoted lines
>  t/t4012-diff-binary.sh | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/t/t4012-diff-binary.sh b/t/t4012-diff-binary.sh
> index 6cebb39..8c018ab 100755
> --- a/t/t4012-diff-binary.sh
> +++ b/t/t4012-diff-binary.sh
> @@ -125,7 +125,7 @@ cat >expect <<EOF
>  EOF
>  
>  test_expect_success 'diff --stat with binary files and big change count' '
> -	echo X | dd of=binfile bs=1k seek=1 &&
> +	printf "\01\00%1024d" 1 >binfile &&
>  	git add binfile &&
>  	i=0 &&
>  	while test $i -lt 10000; do
> -- 
> 1.7.11.1.1304.g11834c6
Previous: Johannes SixtNext: Alexander Strasser
Message 3 of 13 in “Cleaning up t4012”
  1. 0/6 Cleaning up t4012Alexander Strasser, Jul 11, 2012
  2. 7/6 t4012: use 'printf' instead of 'dd' to generate a binary fileJohannes Sixt, Jul 12, 2012
  3. Alexander StrasserJul 12, 2012
  4. 0/8 Cleaning up t4012Alexander Strasser, Jul 16, 2012
  5. 1/8 t4012: modernize style for quotingAlexander Strasser, Jul 16, 2012
  6. 2/8 t4012: Unquote git command fragment in test titleAlexander Strasser, Jul 16, 2012
  7. 3/8 t4012: Actually quote the sed scriptAlexander Strasser, Jul 16, 2012
  8. 4/8 t4012: Break up pipe into serial redirectionsAlexander Strasser, Jul 16, 2012
  9. 5/8 t4012: Make --shortstat test more robustAlexander Strasser, Jul 16, 2012
  10. 6/8 t4012: Re-indent test snippetsAlexander Strasser, Jul 16, 2012
  11. 7/8 t4012: use 'printf' instead of 'dd' to generate a binary fileAlexander Strasser, Jul 16, 2012
  12. 8/8 t4012: Use test_must_fail instead of if-elseAlexander Strasser, Jul 16, 2012
  13. Junio C HamanoJul 16, 2012

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