Rename stream to header and add guards

core-writer/test/mock/stream.hpp

@@ -1,3 +1,6 @@
+#ifndef MOCK_STREAM_H
+#define MOCK_STREAM_H
+
 #include <zmq.hpp>
 
 void generate_stream(size_t n_messages)
@@ -17,4 +20,6 @@ void generate_stream(size_t n_messages)
         socket.send(header_msg, zmq::send_flags::sndmore);
         socket.send(buffer_msg);
     }
-}
+}
+
+#endif

core-writer/test/test_ZmqRecvModule.cpp

@@ -5,7 +5,7 @@
 #include <string>
 #include "RingBuffer.hpp"
 
-#include "mock/stream.cpp"
+#include "mock/stream.hpp"
 
 using namespace std;