From 91f4c7f45f794fc7bee99356e56853369c98c410 Mon Sep 17 00:00:00 2001
From: moneromooo-monero <moneromooo-monero@users.noreply.github.com>
Date: Thu, 31 Jan 2019 10:44:08 +0000
Subject: Make difficulty 128 bit instead of 64 bit

Based on Boolberry work by:
  jahrsg <jahr@jahr.me>
  cr.zoidberg <crypto.zoidberg@gmail.com>
---
 tests/unit_tests/serialization.cpp | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

(limited to 'tests/unit_tests/serialization.cpp')

diff --git a/tests/unit_tests/serialization.cpp b/tests/unit_tests/serialization.cpp
index eb70caefc..27b14ffff 100644
--- a/tests/unit_tests/serialization.cpp
+++ b/tests/unit_tests/serialization.cpp
@@ -1187,3 +1187,26 @@ TEST(Serialization, portability_signed_tx)
   ASSERT_TRUE(epee::string_tools::pod_to_hex(ki1) == "d54cbd435a8d636ad9b01b8d4f3eb13bd0cf1ce98eddf53ab1617f9b763e66c0");
   ASSERT_TRUE(epee::string_tools::pod_to_hex(ki2) == "6c3cd6af97c4070a7aef9b1344e7463e29c7cd245076fdb65da447a34da3ca76");
 }
+
+TEST(Serialization, difficulty_type)
+{
+  std::vector<cryptonote::difficulty_type> v_original;
+
+  for(int i = 0; i != 100; i++)
+  {
+    v_original.push_back(cryptonote::difficulty_type("117868131154734361989189100"));
+    if(v_original.size() > 1)
+      v_original.back() *= v_original[v_original.size()-2];
+  }
+
+  std::stringstream ss;
+  boost::archive::portable_binary_oarchive a(ss);
+  a << v_original;
+
+  std::vector<cryptonote::difficulty_type> v_unserialized;
+
+  boost::archive::portable_binary_iarchive a2(ss);
+  a2 >> v_unserialized;
+
+  ASSERT_EQ(v_original, v_unserialized);
+}
-- 
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