From efaf80e9bb0afeca2955720bfe6c225d7864036b Mon Sep 17 00:00:00 2001
From: Michael Dietz <michael.dietz@waya.ai>
Date: Thu, 24 Dec 2020 13:48:30 -0600
Subject: [PATCH] fuzz: check that certain script TxoutType are nonstandard

---
 src/test/fuzz/script.cpp | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/src/test/fuzz/script.cpp b/src/test/fuzz/script.cpp
index f43689290a7..d883426c81c 100644
--- a/src/test/fuzz/script.cpp
+++ b/src/test/fuzz/script.cpp
@@ -71,7 +71,15 @@ FUZZ_TARGET_INIT(script, initialize_script)
     (void)IsSolvable(signing_provider, script);
 
     TxoutType which_type;
-    (void)IsStandard(script, which_type);
+    bool is_standard_ret = IsStandard(script, which_type);
+    if (!is_standard_ret) {
+        assert(which_type == TxoutType::NONSTANDARD ||
+               which_type == TxoutType::NULL_DATA ||
+               which_type == TxoutType::MULTISIG);
+    }
+    if (which_type == TxoutType::NONSTANDARD) {
+        assert(!is_standard_ret);
+    }
     if (which_type == TxoutType::NULL_DATA) {
         assert(script.IsUnspendable());
     }