karma/client/updater.js

Spectacular Test Runner for JavaScript.

var VERSION = require('./constants').VERSION;


var StatusUpdater = function(socket, titleElement, bannerElement, browsersElement) {
  var updateBrowsersInfo = function(browsers) {
    var items = [], status;
    for (var i = 0; i < browsers.length; i++) {
      status = browsers[i].isReady ? 'idle' : 'executing';
      items.push('<li class="' + status + '">' + browsers[i].name + ' is ' + status + '</li>');
    }
    browsersElement.innerHTML = items.join('\n');
  };

  var updateBanner = function(status) {
    return function(param) {
      var paramStatus = param ? status.replace('$', param) : status;
      titleElement.innerHTML = 'Karma v' + VERSION + ' - ' + paramStatus;
      bannerElement.className = status === 'connected' ? 'online' : 'offline';
    };
  };

  socket.on('connect', updateBanner('connected'));
  socket.on('disconnect', updateBanner('disconnected'));
  socket.on('reconnecting', updateBanner('reconnecting in $ ms...'));
  socket.on('reconnect', updateBanner('connected'));
  socket.on('reconnect_failed', updateBanner('failed to reconnect'));
  socket.on('info', updateBrowsersInfo);
  socket.on('disconnect', function() {
    updateBrowsersInfo([]);
  });
};

module.exports = StatusUpdater;