Unset some local environment variables in TAP tests

Unset environment variables that control message language, so that we
can compare some program output with expected strings.  This is very
similar to what pg_regress does.

diff --git a/src/test/perl/TestLib.pm b/src/test/perl/TestLib.pm
index f80d1c5bd72c0a15df3ee068c31af4890ac11ab2..e6a8a4ebe3522597b150b8ffb9fded762f8e7af2 100644 (file)
--- a/src/test/perl/TestLib.pm
+++ b/src/test/perl/TestLib.pm
@@ -39,6 +39,12 @@ BEGIN
      }
 }
 
+# Set to untranslated messages, to be able to compare program output
+# with expected strings.
+delete $ENV{LANGUAGE};
+delete $ENV{LC_ALL};
+$ENV{LC_MESSAGES} = 'C';
+
 delete $ENV{PGCONNECT_TIMEOUT};
 delete $ENV{PGDATA};
 delete $ENV{PGDATABASE};