Use sub shell to isolate enviroment changes

'HOME=value command' should only change HOME for command but on
some platforms this occasionally sets HOME for the rest of the
test. Explicitly isolate the enviroment change using a sub shell.

(cherry picked from commit 96f75bba18)
This commit is contained in:
Mark Andrews 2023-05-11 12:09:26 +10:00 committed by Michał Kępień
parent 2086be9bca
commit dc2ea03ea2
No known key found for this signature in database

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@ -594,9 +594,9 @@ n=$((n+1))
echo_i "check that '-t aaaa' in .digrc does not have unexpected side effects ($n)"
ret=0
echo "-t aaaa" > .digrc
HOME="$(pwd)" dig_with_opts @10.53.0.4 . > dig.out.1.${n} || ret=1
HOME="$(pwd)" dig_with_opts @10.53.0.4 . A > dig.out.2.${n} || ret=1
HOME="$(pwd)" dig_with_opts @10.53.0.4 -x 127.0.0.1 > dig.out.3.${n} || ret=1
(HOME="$(pwd)" dig_with_opts @10.53.0.4 . > dig.out.1.${n}) || ret=1
(HOME="$(pwd)" dig_with_opts @10.53.0.4 . A > dig.out.2.${n}) || ret=1
(HOME="$(pwd)" dig_with_opts @10.53.0.4 -x 127.0.0.1 > dig.out.3.${n}) || ret=1
grep ';\..*IN.*AAAA$' dig.out.1.${n} > /dev/null || ret=1
grep ';\..*IN.*A$' dig.out.2.${n} > /dev/null || ret=1
grep 'extra type option' dig.out.2.${n} > /dev/null && ret=1