Re: [PATCH] test-lib: use subshell instead of cd $new && .. && cd $old

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Jonathan Nieder <jrnieder@xxxxxxxxx> writes:

> Ævar Arnfjörð Bjarmason wrote:
>
>> +++ b/t/test-lib.sh
>> @@ -687,14 +687,12 @@ test_when_finished () {
>>  test_create_repo () {
>>  	test "$#" = 1 ||
>>  	error "bug in the test script: not 1 parameter to test-create-repo"
>> -	owd=`pwd`
>>  	repo="$1"
>>  	mkdir -p "$repo"
>> -	cd "$repo" || error "Cannot setup test environment"
>> +	(cd "$repo" || error "Cannot setup test environment"
>>  	"$GIT_EXEC_PATH/git-init" "--template=$GIT_BUILD_DIR/templates/blt/" >&3 2>&4 ||
>>  	error "cannot run git init -- have you built things yet?"
>> -	mv .git/hooks .git/hooks-disabled
>> -	cd "$owd"
>> +	mv .git/hooks .git/hooks-disabled)
>
> Style: why not use
>
> 	(
> 		cd "$repo" ...
> 		... .git/hooks-disabled
> 	)

That is a sensible suggestion, but what does "error" do?

I think you would need || exit at the end, i.e.

	(
        	... || error "..."
	) || exit

or something.
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