From fa7786592d7c3eb29de79c354eae54b063911dd7 Mon Sep 17 00:00:00 2001
From: MarcoFalke <*~=`'#}+{/-|&$^_@721217.xyz>
Date: Wed, 26 Aug 2026 09:30:34 +0200
Subject: [PATCH] test: Add UniValue failed read test

Just to document the current behavior, fixed in the next commit.
---
 src/univalue/test/object.cpp | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/src/univalue/test/object.cpp b/src/univalue/test/object.cpp
index be98ae41207..061cb208b78 100644
--- a/src/univalue/test/object.cpp
+++ b/src/univalue/test/object.cpp
@@ -452,6 +452,16 @@ void univalue_readwrite()
     BOOST_CHECK(!v.read("[]{}"));
     BOOST_CHECK(!v.read("{}[]"));
     BOOST_CHECK(!v.read("{} 42"));
+
+    // Failed read clears value
+    {
+        UniValue val{"previous value"};
+        BOOST_CHECK(!val.read(R"({"key":)"));
+        // This should be null (XXX, TODO, FIXME):
+        BOOST_CHECK(val.isObject());
+        BOOST_CHECK_EQUAL(val.getKeys().size(), 1);
+        BOOST_CHECK_EQUAL(val.getValues().size(), 0);
+    }
 }
 
 int main(int argc, char* argv[])