From 9d2bc367d1d000bfcc55fb89e7f4e9eb24cfeec0 Mon Sep 17 00:00:00 2001
From: Remi Gacogne <remi.gacogne@powerdns.com>
Date: Tue, 3 Feb 2026 10:34:13 +0100
Subject: [PATCH] Add a unit test for invalid Base64 content

Signed-off-by: Remi Gacogne <remi.gacogne@powerdns.com>
---
 pdns/test-base64_cc.cc | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/pdns/test-base64_cc.cc b/pdns/test-base64_cc.cc
index c2d4ee3722..01cae80d4d 100644
--- a/pdns/test-base64_cc.cc
+++ b/pdns/test-base64_cc.cc
@@ -76,5 +76,11 @@ BOOST_AUTO_TEST_CASE(test_Base64_Encode) {
   }
 }
 
+BOOST_AUTO_TEST_CASE(test_Base64_Decode_Garbage)
+{
+  const std::string paddingOnly("====");
+  std::string decoded;
+  BOOST_CHECK_EQUAL(B64Decode(paddingOnly, decoded), -1);
+}
 
 BOOST_AUTO_TEST_SUITE_END()
-- 
2.47.3