From 4f5712476a3cf66d3b4f225b883eeca2deee657b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?L=C5=91rinc?= <pap.lorinc@gmail.com>
Date: Fri, 24 Jul 2026 14:47:42 -0700
Subject: [PATCH] test: characterize P2WSH miniscript output

Add a relative-timelock case that consults the transaction checker during output metadata traversal.
Use a valid input because the pre-fix missing-input path is only reliably diagnosed under a sanitizer.
---
 src/test/psbt_tests.cpp | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/src/test/psbt_tests.cpp b/src/test/psbt_tests.cpp
index 5289cd3b2bf..bfcae3c46f5 100644
--- a/src/test/psbt_tests.cpp
+++ b/src/test/psbt_tests.cpp
@@ -292,6 +292,16 @@ BOOST_AUTO_TEST_CASE(update_psbt_output_witness_script)
     }
 }
 
+BOOST_AUTO_TEST_CASE(update_psbt_output_miniscript_timelock)
+{
+    for (bool has_input : {true}) { // TODO: Zero-input updates read a missing input through the checker.
+        PSBTOutputTest test{"wsh(and_v(v:pk(<KEY>),older(144)))"};
+        auto out{test.UpdateOutput(has_input)};
+        BOOST_CHECK(GetScriptForDestination(WitnessV0ScriptHash{out.witness_script}) == test.script_pubkey);
+        BOOST_CHECK(out.hd_keypaths.contains(test.pubkey));
+    }
+}
+
 BOOST_AUTO_TEST_CASE(update_psbt_output_taproot)
 {
     for (bool has_input : {false, true}) {