Initialise walletdb system in a temp dir for all gtests

src/gtest/main.cpp

@@ -1,14 +1,24 @@
 #include "gtest/gtest.h"
 #include "crypto/common.h"
+#include "wallet/db.h"
 
 #include "libsnark/common/default_types/r1cs_ppzksnark_pp.hpp"
 #include "libsnark/zk_proof_systems/ppzksnark/r1cs_ppzksnark/r1cs_ppzksnark.hpp"
 
+#include <boost/filesystem.hpp>
+
 int main(int argc, char **argv) {
   assert(init_and_check_sodium() != -1);
   libsnark::default_r1cs_ppzksnark_pp::init_public_params();
   libsnark::inhibit_profiling_info = true;
   libsnark::inhibit_profiling_counters = true;
+
+  // Get temporary and unique path for walletdb.
+  // bitdb.Open() only intialises once, so this dir is used for all tests.
+  // Note: / operator to append paths
+  boost::filesystem::path pathTemp = boost::filesystem::temp_directory_path() / boost::filesystem::unique_path();
+  boost::filesystem::create_directories(pathTemp);
+  bitdb.Open(pathTemp);
   
   testing::InitGoogleTest(&argc, argv);
   return RUN_ALL_TESTS();

src/gtest/test_wallet_zkeys.cpp

@@ -5,8 +5,6 @@
 #include "wallet/walletdb.h"
 #include "util.h"
 
-#include <boost/filesystem.hpp>
-
 /**
  * This test covers methods on CWallet
  * GenerateNewZKey()
@@ -73,12 +71,6 @@ TEST(wallet_zkeys_tests, store_and_load_zkeys) {
 TEST(wallet_zkeys_tests, write_zkey_direct_to_db) {
     SelectParams(CBaseChainParams::TESTNET);
 
-    // Get temporary and unique path for file.
-    // Note: / operator to append paths
-    boost::filesystem::path pathTemp = boost::filesystem::temp_directory_path() / boost::filesystem::unique_path();
-    boost::filesystem::create_directories(pathTemp);
-    mapArgs["-datadir"] = pathTemp.string();
-
     bool fFirstRun;
     CWallet wallet("wallet.dat");
     ASSERT_EQ(DB_LOAD_OK, wallet.LoadWallet(fFirstRun));
@@ -148,12 +140,6 @@ TEST(wallet_zkeys_tests, write_cryptedzkey_direct_to_db) {
 
     SelectParams(CBaseChainParams::TESTNET);
 
-    // Get temporary and unique path for file.
-    // Note: / operator to append paths
-    boost::filesystem::path pathTemp = boost::filesystem::temp_directory_path() / boost::filesystem::unique_path();
-    boost::filesystem::create_directories(pathTemp);
-    mapArgs["-datadir"] = pathTemp.string();
-
     bool fFirstRun;
     CWallet wallet("wallet_crypted.dat");
     ASSERT_EQ(DB_LOAD_OK, wallet.LoadWallet(fFirstRun));