Add some test scripts for ws and move to testing/

testing/ws_client.py

@@ -0,0 +1,60 @@
+import asyncio
+import sys
+import websockets
+
+# Argument parsing: Check if HOST and PORT are provided
+if len(sys.argv) < 3 or len(sys.argv) > 4:
+    print("Usage: python ws_client.py <HOST_IP> <HOST_PORT> [ws|wss]")
+    # Example: python ws_client.py 127.0.0.1 8765
+    # Example: python ws_client.py 127.0.0.1 8765 wss
+    sys.exit(1)
+
+HOST = sys.argv[1]
+try:
+    PORT = int(sys.argv[2])
+except ValueError:
+    print("Error: HOST_PORT must be an integer.")
+    sys.exit(1)
+
+if len(sys.argv) == 4:
+    SCHEME = sys.argv[3].lower()
+    if SCHEME not in ("ws", "wss"):
+        print("Error: scheme must be 'ws' or 'wss'.")
+        sys.exit(1)
+else:
+    SCHEME = "ws"
+
+URI = f"{SCHEME}://{HOST}:{PORT}"
+
+# The message to send to the server
+MESSAGE = "Hello WebSocket Server! How are you?"
+
+
+async def main():
+    print(f"Connecting to {URI}...")
+
+    try:
+        async with websockets.connect(URI) as websocket:
+            print(f"Connected to server.")
+            print(f"Sending message: '{MESSAGE}'")
+
+            await websocket.send(MESSAGE)
+
+            response = await websocket.recv()
+
+            print("-" * 30)
+            print(f"Received response from server:")
+            print(f"-> Data: '{response}'")
+
+    except ConnectionRefusedError:
+        print(f"Error: Connection to {URI} was refused. Is the server running?")
+    except websockets.exceptions.InvalidMessage as e:
+        print(f"Error: Server did not respond with a valid WebSocket handshake: {e}")
+    except Exception as e:
+        print(f"Error during communication: {e}")
+
+    print("-" * 30)
+    print("Client finished.")
+
+
+asyncio.run(main())

testing/ws_server.py

@@ -0,0 +1,49 @@
+import asyncio
+import sys
+import websockets
+
+# Optionally take in a positional arg for the port
+if len(sys.argv) > 1:
+    try:
+        PORT = int(sys.argv[1])
+    except ValueError:
+        print("Invalid port number. Using default port 8765.")
+        PORT = 8765
+else:
+    PORT = 8765
+
+# Define the server host
+HOST = "0.0.0.0"
+
+
+async def handle_client(websocket):
+    client_address = websocket.remote_address
+    print(f"Client connected: {client_address[0]}:{client_address[1]}")
+
+    try:
+        async for message in websocket:
+            print("-" * 30)
+            print(f"Received message from {client_address[0]}:{client_address[1]}:")
+            print(f"-> Data: '{message}'")
+
+            response = f"Hello client! Server received: '{message.upper()}'"
+
+            await websocket.send(response)
+            print(f"Sent response back to client.")
+
+    except websockets.exceptions.ConnectionClosedOK:
+        print(f"Client {client_address[0]}:{client_address[1]} disconnected cleanly.")
+    except websockets.exceptions.ConnectionClosedError as e:
+        print(f"Client {client_address[0]}:{client_address[1]} disconnected with error: {e}")
+
+
+async def main():
+    print(f"WebSocket Server listening on {HOST}:{PORT}")
+    async with websockets.serve(handle_client, HOST, PORT):
+        await asyncio.Future()  # Run forever
+
+
+try:
+    asyncio.run(main())
+except KeyboardInterrupt:
+    print("\nServer stopped.")