tests: hard fork list must end with a 0

tests/core_tests/chaingen.h

@@ -475,11 +475,11 @@ inline bool replay_events_through_core(cryptonote::core& cr, const std::vector<t
 //--------------------------------------------------------------------------
 template<typename t_test_class>
 struct get_test_options {
-  const std::pair<uint8_t, uint64_t> hard_forks[1];
+  const std::pair<uint8_t, uint64_t> hard_forks[2];
   const cryptonote::test_options test_options = {
     hard_forks
   };
-  get_test_options():hard_forks{std::make_pair((uint8_t)1, (uint64_t)0)}{}
+  get_test_options():hard_forks{std::make_pair((uint8_t)1, (uint64_t)0), std::make_pair((uint8_t)0, (uint64_t)0)}{}
 };
 
 //--------------------------------------------------------------------------

tests/core_tests/rct.h

@@ -81,7 +81,7 @@ private:
 
 template<>
 struct get_test_options<gen_rct_tx_validation_base> {
-  const std::pair<uint8_t, uint64_t> hard_forks[3] = {std::make_pair(1, 0), std::make_pair(2, 1), std::make_pair(4, 65)};
+  const std::pair<uint8_t, uint64_t> hard_forks[4] = {std::make_pair(1, 0), std::make_pair(2, 1), std::make_pair(4, 65), std::make_pair(0, 0)};
   const cryptonote::test_options test_options = {
     hard_forks
   };

tests/core_tests/v2_tests.h

@@ -79,7 +79,7 @@ private:
 
 template<>
 struct get_test_options<gen_v2_tx_validation_base> {
-  const std::pair<uint8_t, uint64_t> hard_forks[2] = {std::make_pair(1, 0), std::make_pair(2, 1)};
+  const std::pair<uint8_t, uint64_t> hard_forks[3] = {std::make_pair(1, 0), std::make_pair(2, 1), std::make_pair(0, 0)};
   const cryptonote::test_options test_options = {
     hard_forks
   };