From 9a69198a747d8e1061d3e3a58214e87b1ae3f00c Mon Sep 17 00:00:00 2001
From: Gav Wood <i@gavwood.com>
Date: Sun, 29 Mar 2015 22:37:32 +0200
Subject: [PATCH] Use TransientDirectory.

---
 test/blockchain.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/test/blockchain.cpp b/test/blockchain.cpp
index e5bba607a..17e6c3588 100644
--- a/test/blockchain.cpp
+++ b/test/blockchain.cpp
@@ -22,6 +22,7 @@
 
 #include <boost/filesystem.hpp>
 #include <libdevcrypto/FileSystem.h>
+#include <libtestutils/TransientDirectory.h>
 #include <libethereum/CanonBlockChain.h>
 #include "TestHelper.h"
 
@@ -76,7 +77,8 @@ void doBlockchainTests(json_spirit::mValue& _v, bool _fillin)
 		o["genesisRLP"] = "0x" + toHex(rlpGenesisBlock.out());
 
 		// construct blockchain
-		BlockChain bc(rlpGenesisBlock.out(), (boost::filesystem::temp_directory_path() / ("eth_test_" + toString(rand()))).string(), true);
+		TransientDirectory td;
+		BlockChain bc(rlpGenesisBlock.out(), td.path(), true);
 
 		if (_fillin)
 		{