Close and delete the socket if connect() fails

lib/Connection.cpp

@@ -480,6 +480,9 @@ bool Connection::connect(const char *_host, int _port, const char *_username, co
   if (!connectSocket())
   {
     m_dbgMethodProgress --;
+    m_capi.closeSocket(m_sockInst);
+    m_capi.deleteSocket(m_sockInst);
+    m_sockInst = NULL;
     return false;
   }
 

tests/tests.py

@@ -149,7 +149,7 @@ def testConnectTimeout(self):
         try:
             res = cnn.query("select * from kaka");
             assert False, "Expected exception"
-        except(socket.error):    
+        except(RuntimeError):
             pass
         cnn.close()
 
@@ -161,6 +161,7 @@ def testConnectFails(self):
             assert False, "Expected exception"
         except(socket.error):
             pass
+        self.assertFalse(cnn.is_connected())
         cnn.close()
 
     def testConnectDNSFails(self):