Port tests to windows and add to cmake build.

tests/testutil.hpp

@@ -22,10 +22,15 @@
 
 #include "../include/zmq.h"
 #include <string.h>
+
 #undef NDEBUG
 #include <assert.h>
 #include <stdarg.h>
 
+#if defined _WIN32
+#pragma warning(disable:4996)
+#endif
+
 //  Bounce a message from client to server and back
 //  For REQ/REP or DEALER/DEALER pairs only
 
@@ -191,4 +196,11 @@ void close_zero_linger (void *socket)
     assert (rc == 0);
 }
 
+void setup_test_environment()
+{
+#if defined _WIN32
+    _set_abort_behavior( 0, _WRITE_ABORT_MSG);
+#endif
+}
+
 #endif