Re: [PATCH 7/7] t: invert `GIT_TEST_WRITE_REV_INDEX`

[Derrick Stolee <derrickstolee@github.com>]

On 4/10/2023 6:53 PM, Taylor Blau wrote:
> Instead of getting rid of the option, invert its meaning to instead
> disable writing ".rev" files, thereby running the test suite in a mode
> where the reverse index is generated from scratch.
> 
> This ensures that we are still running and exercising Git's behavior
> when forced to generate reverse indexes from scratch.

I don't think this is true because you remove the environment
variable from the following test. Replacing the line with
GIT_TEST_NO_WRITE_REV_INDEX=1 would keep us testing the from-scratch
case as a side-effect in other tests.

> diff --git a/ci/run-build-and-tests.sh b/ci/run-build-and-tests.sh
> index b098e10f52..e9fbfb6345 100755
> --- a/ci/run-build-and-tests.sh
> +++ b/ci/run-build-and-tests.sh
> @@ -27,7 +27,6 @@ linux-TEST-vars)
>  	export GIT_TEST_MULTI_PACK_INDEX=1
>  	export GIT_TEST_MULTI_PACK_INDEX_WRITE_BITMAP=1
>  	export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=master
> -	export GIT_TEST_WRITE_REV_INDEX=1
>  	export GIT_TEST_CHECKOUT_WORKERS=2
>  	;;

Thanks,
-Stolee