add ais sender mock script

test/mock_sender.py

@@ -0,0 +1,31 @@
+"""Derived from https://github.com/M0r13n/pyais/blob/master/tests/mock_sender.py."""
+
+import socket
+import time
+
+HOST = "127.0.0.1"
+PORT = 12346
+MESSAGES: list[bytes] = [
+    # add here the messages to send as list of byte strings - example:
+    # b'!AIVDM,1,1,,B,339edFP00fPwMwPM<294tku@R000,0*26'
+]
+
+
+def udp_mock_server(host, port) -> None:
+    sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
+    try:
+        while True:
+            while True:
+                print(f"Sending {len(MESSAGES)} messages, one every 0.3 seconds.")
+                for msg in MESSAGES:
+                    sock.sendto(msg + b"\r\n", (host, port))
+                    time.sleep(0.3)
+                break
+            break
+    finally:
+        sock.close()
+
+
+if __name__ == "__main__":
+    print(f"Starting Mock UDP server on {HOST}:{PORT}")
+    udp_mock_server(HOST, PORT)