From a4e86be66581a67d06d7371bb9c50c53946ee15d Mon Sep 17 00:00:00 2001
From: Jack Grigg <jack@z.cash>
Date: Fri, 3 Aug 2018 13:22:35 +0100
Subject: [PATCH] Check ivk in test vectors

---
 src/lib.rs | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/src/lib.rs b/src/lib.rs
index 4a93fdf..4e0b25e 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1193,6 +1193,14 @@ mod tests {
             assert_eq!(xfvk.dk.0, tv.dk);
             assert_eq!(xfvk.chain_code.0, tv.c);
 
+            xfvk.fvk
+                .vk
+                .ivk()
+                .into_repr()
+                .write_le(&mut buf[..])
+                .unwrap();
+            assert_eq!(buf, tv.ivk);
+
             let mut ser = vec![];
             xfvk.write(&mut ser).unwrap();
             assert_eq!(&ser[..], &tv.xfvk[..]);