Re: [PATCH/RFC v1 1/1] No duplicate CRLF rewrite warnings on commit

[Eric Sunshine <sunshine@sunshineco.com>]

On Sun, May 15, 2016 at 2:08 AM,  <tboegi@web.de> wrote:
> If .gitattributes are used to enable CRLF->LF rewriting,
> then commiting a file that would have its line endings rewritten,
> the "CRLF will be replaced by LF" warning is printed 2 times.
> A user expects it to be printed only once.
> The automatic rename detection by Git runs the conversion twice,
> suppress the warning in the second run.
>
> Reported-By: Adam Dinwoodie <adam@dinwoodie.org>
> Signed-off-by: Torsten Bögershausen <tboegi@web.de>
> ---
> diff --git a/t/t0020-crlf.sh b/t/t0020-crlf.sh
> @@ -86,6 +86,20 @@ test_expect_success 'safecrlf: print warning only once' '
> +test_expect_success 'safecrlf: print warning only once on commit' '
> +
> +       git config core.autocrlf input &&
> +       git config core.safecrlf warn &&
> +
> +       for w in I am all LF; do echo $w; done >doublewarn2 &&

I would typically say something about how you could instead use:

    test_write_lines I am all LF >doublewarn2 &&

but since you're just mimicking existing style in this script, I won't
mention it.

> +       git add doublewarn2 &&
> +       git commit -m "nowarn" &&
> +       for w in Oh here is CRLFQ in text; do echo $w; done | q_to_cr >doublewarn2 &&

Likewise; note my silence.

> +       git add doublewarn2 2>&1 &&
> +       git commit -m Message 2>&1 | grep "CRLF will be replaced by LF" >actual &&
> +       echo "warning: CRLF will be replaced by LF in doublewarn2." >expected &&
> +       test_cmp expected actual
> +'