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-rw-r--r--t/imap_searchqp.t16
1 files changed, 12 insertions, 4 deletions
diff --git a/t/imap_searchqp.t b/t/imap_searchqp.t
index e2f49e5a..d7840dd0 100644
--- a/t/imap_searchqp.t
+++ b/t/imap_searchqp.t
@@ -1,8 +1,10 @@
 #!perl -w
-# Copyright (C) 2020-2021 all contributors <meta@public-inbox.org>
+# Copyright (C) all contributors <meta@public-inbox.org>
 # License: AGPL-3.0+ <https://www.gnu.org/licenses/agpl-3.0.txt>
 use strict;
 use v5.10.1;
+use autodie qw(open seek read);
+use Fcntl qw(SEEK_SET);
 use Time::Local qw(timegm);
 use PublicInbox::TestCommon;
 require_mods(qw(-imapd));
@@ -28,12 +30,18 @@ $q = $parse->(qq{CHARSET UTF-8 From b});
 is($q->{xap}, 'f:"b"', 'charset handled');
 $q = $parse->(qq{CHARSET WTF-8 From b});
 like($q, qr/\ANO \[/, 'bad charset rejected');
+
 {
-        # TODO: squelch errors by default? clients could flood logs
-        open my $fh, '>:scalar', \(my $buf) or die;
-        local *STDERR = $fh;
+        open my $tmperr, '+>', undef;
+        open my $olderr, '>&', \*STDERR;
+        open STDERR, '>&', $tmperr;
         $q = $parse->(qq{CHARSET});
+        open STDERR, '>&', $olderr;
+        seek $tmperr, 0, SEEK_SET;
+        read($tmperr, my $buf, -s $tmperr);
+        is($buf, '', 'nothing spewed to STDERR on bad query');
 }
+
 like($q, qr/\ABAD /, 'bad charset rejected');
 
 $q = $parse->(qq{HEADER CC B (SENTBEFORE 2-Oct-1993)});