From eb1e9f63387045fe8e8d9bac2dad9708eba948be Mon Sep 17 00:00:00 2001
From: Bruno Garcia <brunoely.gc@gmail.com>
Date: Mon, 23 Dec 2024 15:07:26 -0300
Subject: [PATCH] fuzz: add target for `Descriptor::parse_descriptor`

---
 fuzz/Cargo.toml                            |  4 ++++
 fuzz/fuzz_targets/parse_descriptor_priv.rs | 23 ++++++++++++++++++++++
 2 files changed, 27 insertions(+)
 create mode 100644 fuzz/fuzz_targets/parse_descriptor_priv.rs

diff --git a/fuzz/Cargo.toml b/fuzz/Cargo.toml
index d6f11f8e0..5ef91d949 100644
--- a/fuzz/Cargo.toml
+++ b/fuzz/Cargo.toml
@@ -30,6 +30,10 @@ path = "fuzz_targets/compile_taproot.rs"
 name = "parse_descriptor"
 path = "fuzz_targets/parse_descriptor.rs"
 
+[[bin]]
+name = "parse_descriptor_priv"
+path = "fuzz_targets/parse_descriptor_priv.rs"
+
 [[bin]]
 name = "parse_descriptor_secret"
 path = "fuzz_targets/parse_descriptor_secret.rs"
diff --git a/fuzz/fuzz_targets/parse_descriptor_priv.rs b/fuzz/fuzz_targets/parse_descriptor_priv.rs
new file mode 100644
index 000000000..98bfb992c
--- /dev/null
+++ b/fuzz/fuzz_targets/parse_descriptor_priv.rs
@@ -0,0 +1,23 @@
+#![allow(unexpected_cfgs)]
+
+use honggfuzz::fuzz;
+use miniscript::bitcoin::secp256k1;
+use miniscript::Descriptor;
+
+fn do_test(data: &[u8]) {
+    let data_str = String::from_utf8_lossy(data);
+    let secp = &secp256k1::Secp256k1::signing_only();
+
+    if let Ok((desc, _)) = Descriptor::parse_descriptor(secp, &data_str) {
+        let _output = desc.to_string();
+        let _sanity_check = desc.sanity_check();
+    }
+}
+
+fn main() {
+    loop {
+        fuzz!(|data| {
+            do_test(data);
+        });
+    }
+}