Merge #18518: fuzz: Extend descriptor fuzz test

fa0189955ab0f458bac81f534cbd626e1b0ad2c1 fuzz: Extend descriptor fuzz test (MarcoFalke)

Pull request description:

ACKs for top commit:
  practicalswift:
    ACK fa0189955ab0f458bac81f534cbd626e1b0ad2c1

Tree-SHA512: 6d6a6417f06d90732bbf055ff54102530d6956f3082f1ff65598f790d588170768aee98e4835996876d28bca2a9c62f22fe122c3fc7eafd4b7660696f72f9835

1 files changed, 6 insertions, 1 deletions

diff --git a/src/test/fuzz/descriptor_parse.cpp b/src/test/fuzz/descriptor_parse.cpp
index a0ef08cca6..1e0abe94f8 100644
--- a/src/test/fuzz/descriptor_parse.cpp
+++ b/src/test/fuzz/descriptor_parse.cpp
@@ -20,6 +20,11 @@ void test_one_input(const std::vector<uint8_t>& buffer)
     FlatSigningProvider signing_provider;
     std::string error;
     for (const bool require_checksum : {true, false}) {
-        Parse(descriptor, signing_provider, error, require_checksum);
+        const auto desc = Parse(descriptor, signing_provider, error, require_checksum);
+        if (desc) {
+            (void)desc->ToString();
+            (void)desc->IsRange();
+            (void)desc->IsSolvable();
+        }
     }
 }