From 1f2342b38bc6095577fce069c35f0ac13e05240a Mon Sep 17 00:00:00 2001
From: Jonas Nick <jonasd.nick@gmail.com>
Date: Tue, 5 Jan 2021 18:45:08 +0000
Subject: [PATCH] rangeproof: improve testing of rewound message

There was no upstream bug, but the documentation was confusing and has since
been improved.
---
 src/zkp/rangeproof.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/zkp/rangeproof.rs b/src/zkp/rangeproof.rs
index 7687ef39..610108a3 100644
--- a/src/zkp/rangeproof.rs
+++ b/src/zkp/rangeproof.rs
@@ -375,7 +375,7 @@ mod tests {
             commitment_secrets.value_blinding_factor
         );
 
-        // TODO: File bug with upstream: message length is not set correctly
         assert!(opening.message.starts_with(message));
+        assert!(opening.message.ends_with(&vec![0; opening.message.len() - message.len()]));
     }
 }