diff --git a/simple_message/test/utest.cpp b/simple_message/test/utest.cpp
index 2fe74979..dfb469f0 100644
--- a/simple_message/test/utest.cpp
+++ b/simple_message/test/utest.cpp
@@ -335,6 +335,7 @@ TEST(SocketSuite, splitPackets)
   pthread_create(&senderThrd, NULL, spinSender, &tcpClient);
 
   ASSERT_TRUE(tcpServer.receiveBytes(recv, RECV_LENGTH));
+  ASSERT_EQ(RECV_LENGTH, recv.getBufferSize());
 
   pthread_cancel(senderThrd);
   pthread_join(senderThrd, NULL);