Bug#945993: diffoscope: FAILED tests/test_source.py::test_code_is_black_clean - assert 228381 == 0

[Julien Cristau]

On Mon, Dec 02, 2019 at 07:37:02PM +0000, Chris Lamb wrote:
> Hi Julien,
> 
> > It seems to me the test is inherently extremely sensitive to the exact
> > version of black used, so it probably shouldn't be part of autopkgtests?
> 
> Mmm, except I anticipated this at the time with the following
> commit:
> 
>   https://salsa.debian.org/reproducible-builds/diffoscope/commit/aefa5a39bb5f86f21cb67f94a013aa2c9bc4b69d
> 
> At a quick guess, I think this is problem caused by the autopkgtests
> being run without the pyproject.toml. As in:
> 
> --- a/debian/tests/pytest
> +++ b/debian/tests/pytest
> @@ -14,7 +14,7 @@ fi
> 
>  for py in $(py3versions -s); do
>      echo "@@@@@@@@ Running against $py"
> -    cp -r tests "$AUTOPKGTEST_TMP"
> +    cp -r tests pyproject.toml "$AUTOPKGTEST_TMP"
>      (cd "$AUTOPKGTEST_TMP"; "$py" -m pytest -vv -l -r a)
>      rm -rf "${AUTOPKGTEST_TMP:?}"/*
>  done
> 
> … will likely fix this.
> 
> 
Aha.  Thanks for the quick reply and fix!

Cheers,
Julien