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authorPatrick Steinhardt <ps@pks.im>2025-04-03 07:05:53 +0200
committerJunio C Hamano <gitster@pobox.com>2025-04-07 14:47:36 -0700
commit7792d326f19bd1386600975d97f854d17d74c618 (patch)
treeb64127e37218b0b572805d3e97e157f9d8b92946
parent8afecde5275f689bcbfb508aa47241dd7ecdf884 (diff)
t: refactor environment sanitization to not use Perl
Before executing tests we first sanitize the environment. Part of the sanitization is to unset a couple of environment variables that we know will change the behaviour of Git. This is done with a small Perl script, which has the consequence that having a Perl interpreter available is a strict requirement for running our unit tests. The logic itself isn't particularly involved: we simply unset every environment variable whose key starts with 'GIT_', but then explicitly allow a subset of these. Refactor the logic to instead use sed(1) so that it becomes possible to execute our tests without Perl. Based-on-patch-by: Johannes Schindelin <Johannes.Schindelin@gmx.de> Signed-off-by: Patrick Steinhardt <ps@pks.im> Signed-off-by: Junio C Hamano <gitster@pobox.com>
-rw-r--r--t/test-lib.sh32
1 files changed, 14 insertions, 18 deletions
diff --git a/t/test-lib.sh b/t/test-lib.sh
index 1ce3b32fca..a62699d6c7 100644
--- a/t/test-lib.sh
+++ b/t/test-lib.sh
@@ -499,24 +499,20 @@ EDITOR=:
# /usr/xpg4/bin/sh and /bin/ksh to bail out. So keep the unsets
# deriving from the command substitution clustered with the other
# ones.
-unset VISUAL EMAIL LANGUAGE $("$PERL_PATH" -e '
- my @env = keys %ENV;
- my $ok = join("|", qw(
- TRACE
- DEBUG
- TEST
- .*_TEST
- PROVE
- VALGRIND
- UNZIP
- PERF_
- CURL_VERBOSE
- TRACE_CURL
- BUILD_DIR
- ));
- my @vars = grep(/^GIT_/ && !/^GIT_($ok)/o, @env);
- print join("\n", @vars);
-')
+unset VISUAL EMAIL LANGUAGE $(env | sed -n \
+ -e '/^GIT_TRACE/d' \
+ -e '/^GIT_DEBUG/d' \
+ -e '/^GIT_TEST/d' \
+ -e '/^GIT_.*_TEST/d' \
+ -e '/^GIT_PROVE/d' \
+ -e '/^GIT_VALGRIND/d' \
+ -e '/^GIT_UNZIP/d' \
+ -e '/^GIT_PERF_/d' \
+ -e '/^GIT_CURL_VERBOSE/d' \
+ -e '/^GIT_TRACE_CURL/d' \
+ -e '/^GIT_BUILD_DIR/d' \
+ -e 's/^\(GIT_[^=]*\)=.*/\1/p'
+)
unset XDG_CACHE_HOME
unset XDG_CONFIG_HOME
unset GITPERLLIB