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The ws module provides a WebSocket client implementing the WebSocket protocol.

FunctionDescription
connect( url, params, callback )Create a WebSocket connection, and provides a Socket client to interact with the service. The method blocks the test finalization until the connection is closed.
Class/MethodDescription
SocketWebSocket client used to interact with a WS connection.
Socket.close()Close the WebSocket connection.
Socket.on(event, callback)Set up an event listener on the connection for any of the following events:
- open
- message
- ping
- pong
- close
- error.
Socket.ping()Send a ping.
Socket.send(data)Send data.
Socket.setInterval(callback, interval)Call a function repeatedly at certain intervals, while the connection is open.
Socket.setTimeout(callback, period)Call a function with a delay, if the connection is open.