added database test

test/test_database.cpp

@@ -0,0 +1,11 @@
+#define BOOST_TEST_MODULE database
+
+#include "../src/core/database.h"
+
+#include <boost/test/included/unit_test.hpp>
+
+//using namespace boost::unit_test;
+
+BOOST_AUTO_TEST_CASE( create_database ) {
+    Database db("test.db");
+}