From 521a6f1fc08527908606da8bd18c6a7ee2703e3c Mon Sep 17 00:00:00 2001
From: Jay Graber <jay@z.cash>
Date: Fri, 1 Jun 2018 02:32:17 -0700
Subject: [PATCH] Minimal sapling key test

---
 src/gtest/test_keystore.cpp | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/src/gtest/test_keystore.cpp b/src/gtest/test_keystore.cpp
index 22e009e76..8b4fc421a 100644
--- a/src/gtest/test_keystore.cpp
+++ b/src/gtest/test_keystore.cpp
@@ -7,6 +7,17 @@
 #endif
 #include "zcash/Address.hpp"
 
+TEST(keystore_tests, sapling_keys) {
+    auto sk = libzcash::SaplingSpendingKey::random();
+        
+    // Check that full viewing key derived from sk and expanded sk are the same
+    auto exp_sk = sk.expanded_spending_key();
+    auto full_viewing_key = sk.full_viewing_key();
+    EXPECT_EQ(full_viewing_key, exp_sk.full_viewing_key());
+    
+    auto in_viewing_key = full_viewing_key.in_viewing_key();
+}
+
 TEST(keystore_tests, store_and_retrieve_spending_key) {
     CBasicKeyStore keyStore;
     libzcash::SproutSpendingKey skOut;