From 9a0b2a69c4d836d7382f6fe7703de40288fc7421 Mon Sep 17 00:00:00 2001
From: stickies-v <stickies-v@protonmail.com>
Date: Mon, 29 Jul 2024 17:35:01 +0100
Subject: [PATCH] fuzz: increase FromHex() coverage

---
 src/test/fuzz/hex.cpp | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/test/fuzz/hex.cpp b/src/test/fuzz/hex.cpp
index bc46863f1df..ebe30c3c1aa 100644
--- a/src/test/fuzz/hex.cpp
+++ b/src/test/fuzz/hex.cpp
@@ -10,6 +10,7 @@
 #include <uint256.h>
 #include <univalue.h>
 #include <util/strencodings.h>
+#include <util/transaction_identifier.h>
 
 #include <cassert>
 #include <cstdint>
@@ -27,7 +28,11 @@ FUZZ_TARGET(hex)
         assert(ToLower(random_hex_string) == hex_data);
     }
     (void)IsHexNumber(random_hex_string);
-    (void)uint256::FromHex(random_hex_string);
+    if (uint256::FromHex(random_hex_string)) {
+        assert(random_hex_string.length() == 64);
+        assert(Txid::FromHex(random_hex_string));
+        assert(Wtxid::FromHex(random_hex_string));
+    }
     (void)uint256S(random_hex_string);
     try {
         (void)HexToPubKey(random_hex_string);