Fuzz test for parsing Invoice

[rust-lightning] / fuzz / src / invoice_deser.rs

diff --git a/fuzz/src/invoice_deser.rs b/fuzz/src/invoice_deser.rs
new file mode 100644 (file)
index 0000000..7b93fd3
--- /dev/null
+++ b/fuzz/src/invoice_deser.rs
@@ -0,0 +1,31 @@
+// This file is Copyright its original authors, visible in version control
+// history.
+//
+// This file is licensed under the Apache License, Version 2.0 <LICENSE-APACHE
+// or http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your option.
+// You may not use this file except in accordance with one or both of these
+// licenses.
+
+use crate::utils::test_logger;
+use lightning::offers::invoice::Invoice;
+use lightning::util::ser::Writeable;
+use std::convert::TryFrom;
+
+#[inline]
+pub fn do_test<Out: test_logger::Output>(data: &[u8], _out: Out) {
+       if let Ok(invoice) = Invoice::try_from(data.to_vec()) {
+               let mut bytes = Vec::with_capacity(data.len());
+               invoice.write(&mut bytes).unwrap();
+               assert_eq!(data, bytes);
+       }
+}
+
+pub fn invoice_deser_test<Out: test_logger::Output>(data: &[u8], out: Out) {
+       do_test(data, out);
+}
+
+#[no_mangle]
+pub extern "C" fn invoice_deser_run(data: *const u8, datalen: usize) {
+       do_test(unsafe { std::slice::from_raw_parts(data, datalen) }, test_logger::DevNull {});
+}