Added test to mine and perform simple transaction between two nodes

test/txTest.cpp

@@ -0,0 +1,75 @@
+/*
+	This file is part of cpp-ethereum.
+
+	cpp-ethereum is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	cpp-ethereum is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with cpp-ethereum.  If not, see <http://www.gnu.org/licenses/>.
+*/
+/** @file txTest.cpp
+ * @author Marko Simovic <markobarko@gmail.com>
+ * @date 2014
+ * Simple peer transaction send test.
+ */
+
+#include <boost/test/unit_test.hpp>
+#include <boost/filesystem/operations.hpp>
+#include <Client.h>
+#include <BlockChain.h>
+#include <PeerServer.h>
+using namespace std;
+using namespace eth;
+
+void mine(Client &c, int numBlocks)
+{
+	auto startBlock = c.blockChain().details().number;
+
+	c.startMining();
+	while(c.blockChain().details().number < startBlock + numBlocks)
+		this_thread::sleep_for(chrono::milliseconds(1000));
+	c.stopMining();
+}
+
+BOOST_AUTO_TEST_CASE(mine_and_send_to_peer)
+{
+	KeyPair kp1 = KeyPair::create();
+	KeyPair kp2 = KeyPair::create();
+
+	string c1DataDir = (boost::filesystem::temp_directory_path() / boost::filesystem::unique_path()).string();
+	string c2DataDir = (boost::filesystem::temp_directory_path() / boost::filesystem::unique_path()).string();
+
+	Client c1("TestClient1", kp1.address(), c1DataDir);
+	Client c2("TestClient2", kp2.address(), c2DataDir);
+
+	short c1Port = 20000;
+	short c2Port = 21000;
+
+	//connect the two clients up
+	c1.startNetwork(c1Port);
+	c2.startNetwork(c2Port);
+	c2.connect("127.0.0.1", c1Port);
+
+	//mine some blocks so that client 1 has a balance
+	mine(c1, 1);
+	auto c1bal = c1.state().balance(kp1.address());
+	BOOST_REQUIRE(c1bal > 0);
+	BOOST_REQUIRE(c1bal > c1.state().fee());
+
+	//send c2 some eth from c1
+	auto txAmount = c1bal - c1.state().fee();
+	c1.transact(kp1.secret(), c2.address(), txAmount);
+
+	//mine some more to include the transaction on chain
+	mine(c1, 1);
+	auto c2bal = c2.state().balance(kp2.address());
+	BOOST_REQUIRE(c2bal > 0);
+	BOOST_REQUIRE(c2bal == txAmount);
+}