Re: [PATCH] multi-pack-index: fix --object-dir from outside repo

[Johannes Berg <johannes@sipsolutions.net>]

On Mon, 2021-08-23 at 09:19 -0400, Derrick Stolee wrote:
> 
> We just add subshells this way:
> 
> test_expect_success 'test name' '
> 	prep_step &&
> 	(
> 		# now in a subshell
> 		cd wherever &&
> 		do things
> 		# don't need to cd again
> 	) &&
> 	continue test
> '

Sure. I know how to do subshells :)

My point was that inside the subshell you cannot do test_path_is_file
and similar, because the subshell didn't import the libs.

> > More importantly, how do you feel about the "cd /"?
> > 
> > The tests are always run in a place where there's a parent git folder
> > (even if it's git itself), so you cannot reproduce the segfault in a
> > test without the "cd /", though I guess "cd /tmp" would also work or
> > something, but "cd /" felt pretty safe, hopefully not many people have
> > "/.git" on their system.
> 
> Don't leave the directory your test is set up to run in.

I was specifically asking Junio ;-)

But realistically, if this is the requirement you want to impose, then
you _cannot_ test for the segfault within git's test suite. Your loss.

johannes