const

libtestutils/BlockChainLoader.cpp

@@ -34,7 +34,6 @@ namespace test
 {
 dev::eth::BlockInfo toBlockInfo(Json::Value const& _json);
 bytes toGenesisBlock(Json::Value const& _json);
-
 }
 }
 

libtestutils/BlockChainLoader.h

@@ -39,8 +39,8 @@ class BlockChainLoader
 {
 public:
 	BlockChainLoader(Json::Value const& _json);
-	eth::BlockChain& bc() { return *m_bc; }
-	eth::State state() { return m_state; }
+	eth::BlockChain const& bc() const { return *m_bc; }
+	eth::State const& state() const { return m_state; }
 
 private:
 	ShortLivingDirectory m_dir;

libtestutils/ShortLivingDirectory.h

@@ -40,7 +40,7 @@ public:
 	ShortLivingDirectory(std::string const& _path = getRandomPath());
 	~ShortLivingDirectory();
 
-	std::string const& path() { return m_path; }
+	std::string const& path() const { return m_path; }
 
 private:
 	std::string m_path;

libtestutils/StateLoader.h

@@ -36,7 +36,7 @@ class StateLoader
 {
 public:
 	StateLoader(Json::Value const& _json);
-	eth::State const& state() { return m_state; }
+	eth::State const& state() const { return m_state; }
 
 private:
 	eth::State m_state;