websocket

websocket_test.js

  //ブラウザ全体でWebsocketを落としたらどうなるか試験するときに使う
  // https://stackoverflow.com/a/31526291/5518615
  var WebSocket2 = WebSocket;

  WebSocket = function(addy) {
      var ws;
      if (!this.blocked) {
          console.log('WS: Not blocked, allowing.');
          ws = new WebSocket2(addy);
          this.open_sockets.push(ws);
          return ws;
      } else {
          console.log('WS: Blocked.');
      }
  };

  WebSocket.toggle = function() {
      WebSocket.prototype.blocked = !WebSocket.prototype.blocked;
      var sockets = WebSocket.prototype.open_sockets;
      if (WebSocket.prototype.blocked) {
          console.log('WS: Blocking. Removing Old Sockets.');
          sockets.forEach(function(socket, index, sockets) {
              console.log("WS: Closing -", index);
              socket.close();
          });
          WebSocket.prototype.open_sockets = [];
          console.log("WS: Sockets left open -", WebSocket.prototype.open_sockets.length);
      } else {
          console.log("WS: Unblocking");
      }
  };

  WebSocket.prototype.open_sockets = [];
  WebSocket.prototype.close = function(){};
  WebSocket.prototype.blocked = false;
  //WebSocket.toggle();