test_i18ngrep "fatal: .*alias\.br.*\.git/config.*line 2" result
'
+test_expect_success 'error on modifying repo config without repo' '
+ mkdir no-repo &&
+ (
+ GIT_CEILING_DIRECTORIES=$(pwd) &&
+ export GIT_CEILING_DIRECTORIES &&
+ cd no-repo &&
+ test_must_fail git config a.b c 2>err &&
+ grep "not in a git directory" err
+ )
+'
+
test_done